From bab4f71e5ab6b7b885818a4a38f604c6cead458f Mon Sep 17 00:00:00 2001 From: yeom Date: Tue, 31 Jul 2012 00:34:02 +0000 Subject: [PATCH] add source code that does not have location annotations. --- .../SSJava/MP3DecoderInfer/AudioDevice.java | 79 + .../SSJava/MP3DecoderInfer/BitReserve.java | 170 + .../SSJava/MP3DecoderInfer/Bitstream.java | 749 +++++ .../MP3DecoderInfer/BitstreamErrors.java | 70 + .../MP3DecoderInfer/BitstreamException.java | 70 + .../MP3DecoderInfer/BitstreamWrapper.java | 20 + .../SSJava/MP3DecoderInfer/Control.java | 55 + .../SSJava/MP3DecoderInfer/Counter.java | 15 + .../SSJava/MP3DecoderInfer/Crc16.java | 75 + .../SSJava/MP3DecoderInfer/DataParse.java | 48 + .../SSJava/MP3DecoderInfer/Decoder.java | 300 ++ .../SSJava/MP3DecoderInfer/DecoderErrors.java | 44 + .../MP3DecoderInfer/DecoderException.java | 61 + .../SSJava/MP3DecoderInfer/Equalizer.java | 200 ++ .../SSJava/MP3DecoderInfer/FrameDecoder.java | 38 + .../SSJava/MP3DecoderInfer/Header.java | 855 +++++ .../SSJava/MP3DecoderInfer/HuffData.java | 19 + .../MP3DecoderInfer/InputStreamSource.java | 78 + .../MP3DecoderInfer/JavaLayerError.java | 29 + .../MP3DecoderInfer/JavaLayerErrors.java | 39 + .../MP3DecoderInfer/JavaLayerException.java | 79 + .../SSJava/MP3DecoderInfer/JavaLayerHook.java | 35 + .../MP3DecoderInfer/JavaLayerUtils.java | 227 ++ .../SSJava/MP3DecoderInfer/LATTICE.java | 3 + .../SSJava/MP3DecoderInfer/LOC.java | 7 + .../SSJava/MP3DecoderInfer/LayerIDecoder.java | 432 +++ .../MP3DecoderInfer/LayerIIDecoder.java | 1130 +++++++ .../MP3DecoderInfer/LayerIIIDecoder.java | 2973 +++++++++++++++++ .../SSJava/MP3DecoderInfer/METHODDEFAULT.java | 3 + .../SSJava/MP3DecoderInfer/MP3Player.java | 41 + .../SSJava/MP3DecoderInfer/Manager.java | 45 + .../SSJava/MP3DecoderInfer/Obuffer.java | 97 + .../MP3DecoderInfer/OutputChannels.java | 129 + .../SSJava/MP3DecoderInfer/Player.java | 261 ++ .../SSJava/MP3DecoderInfer/SampleBuffer.java | 177 + .../MP3DecoderInfer/SampleBufferWrapper.java | 35 + .../MP3DecoderInfer/SideInfoBuffer.java | 89 + .../SSJava/MP3DecoderInfer/Source.java | 48 + .../SSJava/MP3DecoderInfer/Subband.java | 44 + .../MP3DecoderInfer/SynthesisFilter.java | 2231 +++++++++++++ .../SSJava/MP3DecoderInfer/huffcodetab.java | 663 ++++ .../SSJava/MP3DecoderInfer/makefile | 50 + 42 files changed, 11813 insertions(+) create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/AudioDevice.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitReserve.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Bitstream.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamErrors.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamException.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamWrapper.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Control.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Counter.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Crc16.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DataParse.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Decoder.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderErrors.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderException.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Equalizer.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/FrameDecoder.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Header.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/HuffData.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/InputStreamSource.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerError.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerErrors.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerException.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerHook.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerUtils.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LATTICE.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LOC.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIDecoder.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIDecoder.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIIDecoder.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/METHODDEFAULT.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/MP3Player.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Manager.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Obuffer.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/OutputChannels.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Player.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBuffer.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBufferWrapper.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SideInfoBuffer.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Source.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Subband.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SynthesisFilter.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/huffcodetab.java create mode 100644 Robust/src/Benchmarks/SSJava/MP3DecoderInfer/makefile diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/AudioDevice.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/AudioDevice.java new file mode 100644 index 00000000..17dc9036 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/AudioDevice.java @@ -0,0 +1,79 @@ +// dummy audio device +/** + * The JavaSoundAudioDevice implements an audio device by using the + * JavaSound API. + * + * @since 0.0.8 + * @author Mat McGowan + */ +public class AudioDevice { + + /** + * Prepares the AudioDevice for playback of audio samples. + * + * @param decoder + * The decoder that will be providing the audio samples. + * + * If the audio device is already open, this method returns silently. + * + */ + public void open(Decoder decoder) throws JavaLayerException { + + } + + /** + * Retrieves the open state of this audio device. + * + * @return true if this audio device is open and playing audio + * samples, or false otherwise. + */ + public boolean isOpen() { + return true; + } + + /** + * Writes a number of samples to this AudioDevice. + * + * @param samples + * The array of signed 16-bit samples to write to the audio device. + * @param offs + * The offset of the first sample. + * @param len + * The number of samples to write. + * + * This method may return prior to the samples actually being played + * by the audio device. + */ + public void write(short[] samples, int offs, int len) throws JavaLayerException { + + } + + /** + * Closes this audio device. Any currently playing audio is stopped as soon as + * possible. Any previously written audio data that has not been heard is + * discarded. + * + * The implementation should ensure that any threads currently blocking on the + * device (e.g. during a write or flush operation + * should be unblocked by this method. + */ + public void close() { + + } + + /** + * Blocks until all audio samples previously written to this audio device have + * been heard. + */ + public void flush() { + + } + + /** + * Retrieves the current playback position in milliseconds. + */ + public int getPosition() { + return 0; + } + +} \ No newline at end of file diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitReserve.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitReserve.java new file mode 100644 index 00000000..eb54d964 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitReserve.java @@ -0,0 +1,170 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 12/12/99 0.0.7 Implementation stores single bits + * as ints for better performance. mdm@techie.com. + * + * 02/28/99 0.0 Java Conversion by E.B, javalayer@javazoom.net + * + * Adapted from the public c code by Jeff Tsay. + * + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Implementation of Bit Reservoir for Layer III. + *

+ * The implementation stores single bits as a word in the buffer. If a bit is + * set, the corresponding word in the buffer will be non-zero. If a bit is + * clear, the corresponding word is zero. Although this may seem waseful, this + * can be a factor of two quicker than packing 8 bits to a byte and extracting. + *

+ */ + +// REVIEW: there is no range checking, so buffer underflow or overflow +// can silently occur. + + +final class BitReserve { + /** + * Size of the internal buffer to store the reserved bits. Must be a power of + * 2. And x8, as each bit is stored as a single entry. + */ + private static final int BUFSIZE = 4096 * 8; + + /** + * Mask that can be used to quickly implement the modulus operation on + * BUFSIZE. + */ + private static final int BUFSIZE_MASK = BUFSIZE - 1; + + + private int offset; + + + public int totbit; + + + public int buf_byte_idx; + + + private final int[] buf; + + BitReserve() { + offset = 0; + totbit = 0; + buf_byte_idx = 0; + buf = new int[BUFSIZE]; + } + + /** + * Return totbit Field. + */ + + public int hsstell() { + return (totbit); + } + + /** + * Read a number bits from the bit stream. + * + * @param N + * the number of + */ + public int hgetbits( int N) { + + totbit += N; + + int val = 0; + + int pos = buf_byte_idx; + if (pos + N < BUFSIZE) { + TERMINATE: while (N-- > 0) { + val <<= 1; + val |= ((buf[pos++] != 0) ? 1 : 0); + } + } else { + TERMINATE: while (N-- > 0) { + val <<= 1; + val |= ((buf[pos] != 0) ? 1 : 0); + pos = (pos + 1) & BUFSIZE_MASK; + } + } + + buf_byte_idx = pos; + + return val; + + } + + /** + * Returns next bit from reserve. + * + * @returns 0 if next bit is reset, or 1 if next bit is set. + */ + + public int hget1bit() { + totbit++; + int val = buf[buf_byte_idx]; + buf_byte_idx = (buf_byte_idx + 1) & BUFSIZE_MASK; + return val; + } + + /** + * Write 8 bits into the bit stream. + */ + + public void hputbuf( int val) { + int ofs = offset; + buf[ofs++] = val & 0x80; + buf[ofs++] = val & 0x40; + buf[ofs++] = val & 0x20; + buf[ofs++] = val & 0x10; + buf[ofs++] = val & 0x08; + buf[ofs++] = val & 0x04; + buf[ofs++] = val & 0x02; + buf[ofs++] = val & 0x01; + + if (ofs == BUFSIZE) + offset = 0; + else + offset = ofs; + + } + + /** + * Rewind N bits in Stream. + */ + public void rewindNbits( int N) { + totbit -= N; + buf_byte_idx -= N; + if (buf_byte_idx < 0) + buf_byte_idx += BUFSIZE; + } + + /** + * Rewind N bytes in Stream. + */ + + public void rewindNbytes( int N) { + int bits = (N << 3); + totbit -= bits; + buf_byte_idx -= bits; + if (buf_byte_idx < 0) + buf_byte_idx += BUFSIZE; + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Bitstream.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Bitstream.java new file mode 100644 index 00000000..5bb23eba --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Bitstream.java @@ -0,0 +1,749 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 11/17/04 Uncomplete frames discarded. E.B, javalayer@javazoom.net + * + * 12/05/03 ID3v2 tag returned. E.B, javalayer@javazoom.net + * + * 12/12/99 Based on Ibitstream. Exceptions thrown on errors, + * Temporary removed seek functionality. mdm@techie.com + * + * 02/12/99 : Java Conversion by E.B , javalayer@javazoom.net + * + * 04/14/97 : Added function prototypes for new syncing and seeking + * mechanisms. Also made this file portable. Changes made by Jeff Tsay + * + * @(#) ibitstream.h 1.5, last edit: 6/15/94 16:55:34 + * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de) + * @(#) Berlin University of Technology + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * The Bistream class is responsible for parsing an MPEG audio + * bitstream. + * + * REVIEW: much of the parsing currently occurs in the various decoders. + * This should be moved into this class and associated inner classes. + */ + + +public final class Bitstream implements BitstreamErrors { + /** + * Synchronization control constant for the initial synchronization to the + * start of a frame. + */ + + static byte INITIAL_SYNC = 0; + + /** + * Synchronization control constant for non-initial frame synchronizations. + */ + + + static byte STRICT_SYNC = 1; + + // max. 1730 bytes per frame: 144 * 384kbit/s / 32000 Hz + 2 Bytes CRC + /** + * Maximum size of the frame buffer. + */ + + private static final int BUFFER_INT_SIZE = 433; + + /** + * The frame buffer that holds the data for the current frame. + */ + + private final int[] framebuffer = new int[BUFFER_INT_SIZE]; + + /** + * Number of valid bytes in the frame buffer. + */ + + private int framesize; + + /** + * The bytes read from the stream. + */ + + private byte[] frame_bytes = new byte[BUFFER_INT_SIZE * 4]; + + /** + * Index into framebuffer where the next bits are retrieved. + */ + + private int wordpointer; + + /** + * Number (0-31, from MSB to LSB) of next bit for get_bits() + */ + + private int bitindex; + + /** + * The current specified syncword + */ + + private int syncword; + + /** + * Audio header position in stream. + */ + + private int header_pos = 0; + + /** + * + */ + + private boolean single_ch_mode; + // private int current_frame_number; + // private int last_frame_number; + + + private final int bitmask[] = { + 0, // dummy + 0x00000001, 0x00000003, 0x00000007, 0x0000000F, 0x0000001F, 0x0000003F, 0x0000007F, + 0x000000FF, 0x000001FF, 0x000003FF, 0x000007FF, 0x00000FFF, 0x00001FFF, 0x00003FFF, + 0x00007FFF, 0x0000FFFF, 0x0001FFFF }; + + + private final PushbackInputStream source; + + + private final Header header = new Header(); + + + private final byte syncbuf[] = new byte[4]; + + + private Crc16[] crc = new Crc16[1]; + + + private byte[] rawid3v2 = null; + + + private boolean firstframe = true; + + private BitReserve br; + private int main_data_begin; + private int frame_start; + + /** + * Construct a IBitstream that reads data from a given InputStream. + * + * @param in + * The InputStream to read from. + */ + public Bitstream(InputStream in) { + if (in == null) + throw new NullPointerException("in"); + in = new BufferedInputStream(in); + loadID3v2(in); + firstframe = true; + // source = new PushbackInputStream(in, 1024); + source = new PushbackInputStream(in, BUFFER_INT_SIZE * 4); + + closeFrame(); + // current_frame_number = -1; + // last_frame_number = -1; + + br = new BitReserve(); + + } + + /** + * Return position of the first audio header. + * + * @return size of ID3v2 tag frames. + */ + public int header_pos() { + return header_pos; + } + + /** + * Load ID3v2 frames. + * + * @param in + * MP3 InputStream. + * @author JavaZOOM + */ + private void loadID3v2(InputStream in) { + int size = -1; + try { + // Read ID3v2 header (10 bytes). + in.mark(10); + size = readID3v2Header(in); + header_pos = size; + } catch (IOException e) { + } finally { + try { + // Unread ID3v2 header (10 bytes). + in.reset(); + } catch (IOException e) { + } + } + // Load ID3v2 tags. + try { + if (size > 0) { + rawid3v2 = new byte[size]; + in.read(rawid3v2, 0, rawid3v2.length); + } + } catch (IOException e) { + } + } + + /** + * Parse ID3v2 tag header to find out size of ID3v2 frames. + * + * @param in + * MP3 InputStream + * @return size of ID3v2 frames + header + * @throws IOException + * @author JavaZOOM + */ + private int readID3v2Header(InputStream in) throws IOException { + byte[] id3header = new byte[4]; + int size = -10; + in.read(id3header, 0, 3); + // Look for ID3v2 + if ((id3header[0] == 'I') && (id3header[1] == 'D') && (id3header[2] == '3')) { + in.read(id3header, 0, 3); + int majorVersion = id3header[0]; + int revision = id3header[1]; + in.read(id3header, 0, 4); + size = + (int) (id3header[0] << 21) + (id3header[1] << 14) + (id3header[2] << 7) + (id3header[3]); + } + return (size + 10); + } + + /** + * Return raw ID3v2 frames + header. + * + * @return ID3v2 InputStream or null if ID3v2 frames are not available. + */ + public InputStream getRawID3v2() { + if (rawid3v2 == null) + return null; + else { + ByteArrayInputStream bain = new ByteArrayInputStream(rawid3v2); + return bain; + } + } + + /** + * Close the Bitstream. + * + * @throws BitstreamException + */ + public void close() throws BitstreamException { + try { + source.close(); + } catch (IOException ex) { + throw newBitstreamException(STREAM_ERROR, ex); + } + } + + /** + * Reads and parses the next frame from the input source. + * + * @return the Header describing details of the frame read, or null if the end + * of the stream has been reached. + */ + public Header readFrame() throws BitstreamException { + + Header result = null; + try { + result = readNextFrame(); + if (result == null) { + return null; + } + // E.B, Parse VBR (if any) first frame. + if (firstframe == true) { + result.parseVBR(frame_bytes); + firstframe = false; + } + + int channels = (header.mode() == Header.SINGLE_CHANNEL) ? 1 : 2; + + result.setSideInfoBuf(getSideInfoBuffer(channels)); + result.setBitReserve(getBitReserve(result.slots())); + + closeFrame(); + + } catch (BitstreamException ex) { + if ((ex.getErrorCode() == INVALIDFRAME)) { + // Try to skip this frame. + // System.out.println("INVALIDFRAME"); + try { + closeFrame(); + result = readNextFrame(); + } catch (BitstreamException e) { + if ((e.getErrorCode() != STREAM_EOF)) { + // wrap original exception so stack trace is maintained. + throw newBitstreamException(e.getErrorCode(), e); + } + } + } else if ((ex.getErrorCode() != STREAM_EOF)) { + // wrap original exception so stack trace is maintained. + throw newBitstreamException(ex.getErrorCode(), ex); + } + } + + return result; + } + + /** + * Read next MP3 frame. + * + * @return MP3 frame header. + * @throws BitstreamException + */ + private Header readNextFrame() throws BitstreamException { + if (framesize == -1) { + if (nextFrame() == -1) { + return null; + } + } + return header; + } + + /** + * Read next MP3 frame. + * + * @throws BitstreamException + */ + private int nextFrame() throws BitstreamException { + // entire frame is read by the header class. + // header.read_header(this, crc); + return header.read_header(this, crc); + } + + /** + * Unreads the bytes read from the frame. + * + * @throws BitstreamException + */ + // REVIEW: add new error codes for this. + public void unreadFrame() throws BitstreamException { + if (wordpointer == -1 && bitindex == -1 && (framesize > 0)) { + try { + source.unread(frame_bytes, 0, framesize); + } catch (IOException ex) { + throw newBitstreamException(STREAM_ERROR); + } + } + } + + /** + * Close MP3 frame. + */ + public void closeFrame() { + framesize = -1; + wordpointer = -1; + bitindex = -1; + } + + /** + * Determines if the next 4 bytes of the stream represent a frame header. + */ + public boolean isSyncCurrentPosition(int syncmode) throws BitstreamException { + int read = readBytes(syncbuf, 0, 4); + int headerstring = + ((syncbuf[0] << 24) & 0xFF000000) | ((syncbuf[1] << 16) & 0x00FF0000) + | ((syncbuf[2] << 8) & 0x0000FF00) | ((syncbuf[3] << 0) & 0x000000FF); + + try { + source.unread(syncbuf, 0, read); + } catch (IOException ex) { + } + + boolean sync = false; + switch (read) { + case 0: + sync = true; + break; + case 4: + sync = isSyncMark(headerstring, syncmode, syncword); + break; + } + + return sync; + } + + // REVIEW: this class should provide inner classes to + // parse the frame contents. Eventually, readBits will + // be removed. + public int readBits(int n) { + return get_bits(n); + } + + public int peek_bits(int number_of_bits) { + + int peekbitindex = bitindex; + int peekPointer = wordpointer; + + int returnvalue = 0; + int sum = peekbitindex + number_of_bits; + + if (peekPointer < 0) { + peekPointer = 0; + } + + if (sum <= 32) { + // all bits contained in *wordpointer + returnvalue = (framebuffer[peekPointer] >>> (32 - sum)) & bitmask[number_of_bits]; + // returnvalue = (wordpointer[0] >> (32 - sum)) & + // bitmask[number_of_bits]; + if ((peekbitindex += number_of_bits) == 32) { + peekbitindex = 0; + peekPointer++; // added by me! + } + return returnvalue; + } + + // E.B : Check that ? + // ((short[])&returnvalue)[0] = ((short[])wordpointer + 1)[0]; + // wordpointer++; // Added by me! + // ((short[])&returnvalue + 1)[0] = ((short[])wordpointer)[0]; + int Right = (framebuffer[peekPointer] & 0x0000FFFF); + peekPointer++; + int Left = (framebuffer[peekPointer] & 0xFFFF0000); + returnvalue = ((Right << 16) & 0xFFFF0000) | ((Left >>> 16) & 0x0000FFFF); + + returnvalue >>>= 48 - sum; // returnvalue >>= 16 - (number_of_bits - (32 + // - bitindex)) + returnvalue &= bitmask[number_of_bits]; + peekbitindex = sum - 32; + return returnvalue; + + } + + public int readCheckedBits(int n) { + // REVIEW: implement CRC check. + return get_bits(n); + } + + protected BitstreamException newBitstreamException(int errorcode) { + return new BitstreamException(errorcode, null); + } + + protected BitstreamException newBitstreamException(int errorcode, Throwable throwable) { + return new BitstreamException(errorcode, throwable); + } + + /** + * Get next 32 bits from bitstream. They are stored in the headerstring. + * syncmod allows Synchro flag ID The returned value is False at the end of + * stream. + */ + + int syncHeader(byte syncmode) throws BitstreamException { + boolean sync; + int headerstring; + // read additional 2 bytes + int bytesRead = readBytes(syncbuf, 0, 3); + + if (bytesRead != 3) + throw newBitstreamException(STREAM_EOF, null); + + headerstring = + ((syncbuf[0] << 16) & 0x00FF0000) | ((syncbuf[1] << 8) & 0x0000FF00) + | ((syncbuf[2] << 0) & 0x000000FF); + + do { + headerstring <<= 8; + + if (readBytes(syncbuf, 3, 1) != 1) { + // System.out.println("THROW NEW BITSTREAM EXCEPTION"); + return -1; + throw newBitstreamException(STREAM_EOF, null); + } + + headerstring |= (syncbuf[3] & 0x000000FF); + + sync = isSyncMark(headerstring, syncmode, syncword); + } while (!sync); + + // current_frame_number++; + // if (last_frame_number < current_frame_number) last_frame_number = + // current_frame_number; + + return headerstring; + } + + public boolean isSyncMark(int headerstring, int syncmode, int word) { + boolean sync = false; + + if (syncmode == INITIAL_SYNC) { + // sync = ((headerstring & 0xFFF00000) == 0xFFF00000); + sync = ((headerstring & 0xFFE00000) == 0xFFE00000); // SZD: MPEG 2.5 + } else { + sync = + ((headerstring & 0xFFF80C00) == word) + && (((headerstring & 0x000000C0) == 0x000000C0) == single_ch_mode); + } + + // filter out invalid sample rate + if (sync) + sync = (((headerstring >>> 10) & 3) != 3); + // filter out invalid layer + if (sync) + sync = (((headerstring >>> 17) & 3) != 0); + // filter out invalid version + if (sync) + sync = (((headerstring >>> 19) & 3) != 1); + + return sync; + } + + /** + * Reads the data for the next frame. The frame is not parsed until parse + * frame is called. + */ + int read_frame_data(int bytesize) throws BitstreamException { + int numread = 0; + numread = readFully(frame_bytes, 0, bytesize); + framesize = bytesize; + wordpointer = -1; + bitindex = -1; + return numread; + } + + /** + * Parses the data previously read with read_frame_data(). + */ + + void parse_frame() throws BitstreamException { + // Convert Bytes read to int + int b = 0; + byte[] byteread = frame_bytes; + int bytesize = framesize; + + // Check ID3v1 TAG (True only if last frame). + // for (int t=0;t<(byteread.length)-2;t++) + // { + // if ((byteread[t]=='T') && (byteread[t+1]=='A') && (byteread[t+2]=='G')) + // { + // System.out.println("ID3v1 detected at offset "+t); + // throw newBitstreamException(INVALIDFRAME, null); + // } + // } + + for ( int k = 0; k < bytesize; k = k + 4) { + int convert = 0; + byte b0 = 0; + byte b1 = 0; + byte b2 = 0; + byte b3 = 0; + b0 = byteread[k]; + if (k + 1 < bytesize) + b1 = byteread[k + 1]; + if (k + 2 < bytesize) + b2 = byteread[k + 2]; + if (k + 3 < bytesize) + b3 = byteread[k + 3]; + framebuffer[b++] = + ((b0 << 24) & 0xFF000000) | ((b1 << 16) & 0x00FF0000) | ((b2 << 8) & 0x0000FF00) + | (b3 & 0x000000FF); + } + wordpointer = 0; + bitindex = 0; + } + + /** + * Read bits from buffer into the lower bits of an unsigned int. The LSB + * contains the latest read bit of the stream. (1 <= number_of_bits <= 16) + */ + + public int get_bits( int number_of_bits) { + + int returnvalue = 0; + int sum = bitindex + number_of_bits; + + // E.B + // There is a problem here, wordpointer could be -1 ?! + if (wordpointer < 0) + wordpointer = 0; + // E.B : End. + + if (sum <= 32) { + // all bits contained in *wordpointer + returnvalue = (framebuffer[wordpointer] >>> (32 - sum)) & bitmask[number_of_bits]; + // returnvalue = (wordpointer[0] >> (32 - sum)) & bitmask[number_of_bits]; + if ((bitindex += number_of_bits) == 32) { + bitindex = 0; + wordpointer++; // added by me! + } + return returnvalue; + } + + // E.B : Check that ? + // ((short[])&returnvalue)[0] = ((short[])wordpointer + 1)[0]; + // wordpointer++; // Added by me! + // ((short[])&returnvalue + 1)[0] = ((short[])wordpointer)[0]; + int Right = (framebuffer[wordpointer] & 0x0000FFFF); + wordpointer++; + int Left = (framebuffer[wordpointer] & 0xFFFF0000); + returnvalue = ((Right << 16) & 0xFFFF0000) | ((Left >>> 16) & 0x0000FFFF); + + returnvalue >>>= 48 - sum; // returnvalue >>= 16 - (number_of_bits - (32 - + // bitindex)) + returnvalue &= bitmask[number_of_bits]; + bitindex = sum - 32; + return returnvalue; + } + + /** + * Set the word we want to sync the header to. In Big-Endian byte order + */ + void set_syncword( int syncword0) { + syncword = syncword0 & 0xFFFFFF3F; + single_ch_mode = ((syncword0 & 0x000000C0) == 0x000000C0); + } + + /** + * Reads the exact number of bytes from the source input stream into a byte + * array. + * + * @param b + * The byte array to read the specified number of bytes into. + * @param offs + * The index in the array where the first byte read should be stored. + * @param len + * the number of bytes to read. + * + * @exception BitstreamException + * is thrown if the specified number of bytes could not be read + * from the stream. + */ + + + private int readFully( byte[] b, int offs, int len) + throws BitstreamException { + int nRead = 0; + try { + while (len > 0) { + int bytesread = source.read(b, offs, len); + if (bytesread == -1) { + while (len-- > 0) { + b[offs++] = 0; + } + break; + // throw newBitstreamException(UNEXPECTED_EOF, new EOFException()); + } + nRead = nRead + bytesread; + offs += bytesread; + len -= bytesread; + } + } catch (IOException ex) { + throw newBitstreamException(STREAM_ERROR, ex); + } + return nRead; + } + + /** + * Simlar to readFully, but doesn't throw exception when EOF is reached. + */ + + + private int readBytes( byte[] b, int offs, int len) + throws BitstreamException { + int totalBytesRead = 0; + try { + while (len > 0) { + int bytesread = source.read(b, offs, len); + if (bytesread == -1) { + break; + } + totalBytesRead += bytesread; + offs += bytesread; + len -= bytesread; + } + } catch (IOException ex) { + throw newBitstreamException(STREAM_ERROR, ex); + } + return totalBytesRead; + } + + public SideInfoBuffer getSideInfoBuffer(int channelType) { + + if (wordpointer < 0) + wordpointer = 0; + + SideInfoBuffer sib = new SideInfoBuffer(); + + // first, store main_data_begin from the side inforamtion + main_data_begin = peek_bits(9); + + int max; + if (channelType == 1) { // mono + max = wordpointer + 4; + } else { + max = wordpointer + 8; + } + + try { + for (; wordpointer < max; wordpointer++) { + sib.setBuffer(wordpointer, framebuffer[wordpointer]); + } + } catch (ArrayIndexOutOfBoundsException e) { + System.out.print("wordpointer=" + wordpointer); + System.out.println("framebuffer length=" + framebuffer.length); + } + + return sib; + } + + public BitReserve getBitReserve(int nSlots) { + + int flush_main; + int bytes_to_discard; + int i; + + for (i = 0; i < nSlots; i++) + br.hputbuf(get_bits(8)); + + int main_data_end = br.hsstell() >>> 3; // of previous frame + + if ((flush_main = (br.hsstell() & 7)) != 0) { + br.hgetbits(8 - flush_main); + main_data_end++; + } + + bytes_to_discard = frame_start - main_data_end - main_data_begin; + + frame_start += nSlots; + + if (bytes_to_discard < 0) { + return null; + } + + if (main_data_end > 4096) { + frame_start -= 4096; + br.rewindNbytes(4096); + } + + for (; bytes_to_discard > 0; bytes_to_discard--) + br.hgetbits(8); + + // resynch index by trusted code + br.buf_byte_idx = br.totbit % br.BUFSIZE; + return br; + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamErrors.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamErrors.java new file mode 100644 index 00000000..07114dbf --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamErrors.java @@ -0,0 +1,70 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 11/17/04 INVALIDFRAME code added. javalayer@javazoom.net + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * This interface describes all error codes that can be thrown + * in BistreamExceptions. + * + * @see BitstreamException + * + * @author MDM 12/12/99 + * @since 0.0.6 + */ + +public interface BitstreamErrors extends JavaLayerErrors +{ + + /** + * An undeterminable error occurred. + */ + static public final int UNKNOWN_ERROR = BITSTREAM_ERROR + 0; + + /** + * The header describes an unknown sample rate. + */ + static public final int UNKNOWN_SAMPLE_RATE = BITSTREAM_ERROR + 1; + + /** + * A problem occurred reading from the stream. + */ + static public final int STREAM_ERROR = BITSTREAM_ERROR + 2; + + /** + * The end of the stream was reached prematurely. + */ + static public final int UNEXPECTED_EOF = BITSTREAM_ERROR + 3; + + /** + * The end of the stream was reached. + */ + static public final int STREAM_EOF = BITSTREAM_ERROR + 4; + + /** + * Frame data are missing. + */ + static public final int INVALIDFRAME = BITSTREAM_ERROR + 5; + + /** + * + */ + static public final int BITSTREAM_LAST = 0x1ff; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamException.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamException.java new file mode 100644 index 00000000..1889add6 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamException.java @@ -0,0 +1,70 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Instances of BitstreamException are thrown + * when operations on a Bitstream fail. + *

+ * The exception provides details of the exception condition + * in two ways: + *

  1. + * as an error-code describing the nature of the error + *


  2. + * as the Throwable instance, if any, that was thrown + * indicating that an exceptional condition has occurred. + *

+ * + * @since 0.0.6 + * @author MDM 12/12/99 + */ + +public class BitstreamException extends JavaLayerException + implements BitstreamErrors +{ + private int errorcode = UNKNOWN_ERROR; + + public BitstreamException(String msg, Throwable t) + { + super(msg, t); + } + + public BitstreamException(int errorcode, Throwable t) + { + this(getErrorString(errorcode), t); + this.errorcode = errorcode; + } + + public int getErrorCode() + { + return errorcode; + } + + + static public String getErrorString(int errorcode) + { + // REVIEW: use resource bundle to map error codes + // to locale-sensitive strings. + +// return "Bitstream errorcode "+Integer.toHexString(errorcode); + return "Bitstream errorcode "+errorcode; + } + + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamWrapper.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamWrapper.java new file mode 100644 index 00000000..344370c0 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/BitstreamWrapper.java @@ -0,0 +1,20 @@ +public class BitstreamWrapper { + + private static Bitstream stream; + private static int idx=0; + + @TRUST + public static void init(String filename) { + FileInputStream fin = new FileInputStream(filename); + BufferedInputStream bin = new BufferedInputStream(fin); + stream = new Bitstream(bin); + } + + @TRUST + public static Header readFrame() { + Header h=stream.readFrame(); + h.idx=idx++; + return h; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Control.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Control.java new file mode 100644 index 00000000..c677b5fd --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Control.java @@ -0,0 +1,55 @@ +/* + * 11/19/04 1.0 moved to LGPL. + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Work in progress. + */ + +public interface Control +{ + + /** + * Starts playback of the media presented by this control. + */ + public void start(); + + /** + * Stops playback of the media presented by this control. + */ + public void stop(); + + public boolean isPlaying(); + + public void pause(); + + + public boolean isRandomAccess(); + + /** + * Retrieves the current position. + */ + public double getPosition(); + + /** + * + */ + public void setPosition(double d); + + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Counter.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Counter.java new file mode 100644 index 00000000..a5a4ac3e --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Counter.java @@ -0,0 +1,15 @@ +public class Counter { + + static int idx = 0; + + @TRUST + static boolean inc() { + idx++; + } + + @TRUST + static int idx() { + return idx; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Crc16.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Crc16.java new file mode 100644 index 00000000..90351d15 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Crc16.java @@ -0,0 +1,75 @@ +/* + * 11/19/04 : 1.0 moved to LGPL. + * + * 02/12/99 : Java Conversion by E.B , javalayer@javazoom.net + * + * @(#) crc.h 1.5, last edit: 6/15/94 16:55:32 + * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de) + * @(#) Berlin University of Technology + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * 16-Bit CRC checksum + */ + + +public final class Crc16 +{ + private static short polynomial=(short)0x8005; + private short crc; + + /** + * Dummy Constructor + */ + public Crc16() + { + crc = (short) 0xFFFF; + } + + /** + * Feed a bitstring to the crc calculation (0 < length <= 32). + */ + //ssjava + + public void add_bits ( int bitstring, int length) + { + int bitmask = 1 << (length - 1); + do{ + if (((crc & 0x8000) == 0) ^ ((bitstring & bitmask) == 0 )) + { + crc <<= 1; + crc ^= polynomial; + } + else{ + crc <<= 1; + } + }while ((bitmask >>>= 1) != 0); + } + + /** + * Return the calculated checksum. + * Erase it for next calls to add_bits(). + */ + + public short checksum() + { + short sum = crc; + crc = (short) 0xFFFF; + return sum; + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DataParse.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DataParse.java new file mode 100644 index 00000000..a6b30b09 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DataParse.java @@ -0,0 +1,48 @@ +import java.io.*; +import java.util.*; + +public class DataParse { + + public static void main(String args[]) { + + try { + + FileWriter fout = new FileWriter("out.csv"); + BufferedWriter out = new BufferedWriter(fout); + + FileInputStream fin = new FileInputStream("errinj-history-5001.txt"); + DataInputStream in = new DataInputStream(fin); + BufferedReader br = new BufferedReader(new InputStreamReader(in)); + String inLine; + String value; + while ((inLine = br.readLine()) != null) { + // System.out.println(inLine); + if (inLine.startsWith("idx")) { + value = inLine.substring(4, inLine.length()); + out.write("\n" + value); + } else if (inLine.startsWith("inj")) { + if (inLine.length() > 3) { + value = inLine.substring(4, inLine.length()); + if (value.length() > 0) { + StringTokenizer st = new StringTokenizer(value, " "); + if (st.hasMoreTokens()) { + out.write("," + st.nextToken()); + } + } + } + } else if (inLine.startsWith("NO DIFF")) { + // do nothing + } else { + out.write("," + inLine); + } + } + in.close(); + out.close(); + + } catch (Exception e) { + System.out.println(e); + } + + } + +} \ No newline at end of file diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Decoder.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Decoder.java new file mode 100644 index 00000000..d7754bbb --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Decoder.java @@ -0,0 +1,300 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 01/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * The Decoder class encapsulates the details of decoding an MPEG + * audio frame. + * + * @author MDM + * @version 0.0.7 12/12/99 + * @since 0.0.5 + */ + + +public class Decoder implements DecoderErrors { + + static private final Params DEFAULT_PARAMS = new Params(); + + /** + * The Bistream from which the MPEG audio frames are read. + */ + // + // private Bitstream stream; + + /** + * The Obuffer instance that will receive the decoded PCM samples. + */ + // + // private Obuffer output; + + /** + * Synthesis filter for the left channel. + */ + // + // private SynthesisFilter filter1; + + /** + * Sythesis filter for the right channel. + */ + // + // private SynthesisFilter filter2; + + /** + * The decoder used to decode layer III frames. + */ + + private LayerIIIDecoder l3decoder; + // + // private LayerIIDecoder l2decoder; + // + // private LayerIDecoder l1decoder; + + + private int outputFrequency; + + private int outputChannels; + + + private Equalizer equalizer = new Equalizer(); + + + private Params params; + + + private boolean initialized; + + /** + * Creates a new Decoder instance with default parameters. + */ + + public Decoder() { + this(null); + } + + /** + * Creates a new Decoder instance with default parameters. + * + * @param params + * The Params instance that describes the customizable + * aspects of the decoder. + */ + public Decoder(@DELEGATE Params params0) { + + if (params0 == null) { + params0 = getDefaultParams(); + } + + params = params0; + + Equalizer eq = params.getInitialEqualizerSettings(); + if (eq != null) { + equalizer.setFrom(eq); + } + } + + static public Params getDefaultParams() { + return (Params) DEFAULT_PARAMS.clone(); + } + + // public void setEqualizer(Equalizer eq) { + // if (eq == null) + // eq = Equalizer.PASS_THRU_EQ; + // + // equalizer.setFrom(eq); + // + // float[] factors = equalizer.getBandFactors(); + // + // if (filter1 != null) + // filter1.setEQ(factors); + // + // if (filter2 != null) + // filter2.setEQ(factors); + // } + + public void init( Header header) { + float scalefactor = 32700.0f; + + int mode = header.mode(); + int layer = header.layer(); + int channels = mode == Header.SINGLE_CHANNEL ? 1 : 2; + + // set up output buffer if not set up by client. + // if (output == null) + // output = new SampleBuffer(header.frequency(), channels); + SampleBufferWrapper.init(header.frequency(), channels); + + float[] factors = equalizer.getBandFactors(); + SynthesisFilter filter1 = + new SynthesisFilter(0, scalefactor, factors); + + // REVIEW: allow mono output for stereo + SynthesisFilter filter2 = null; + if (channels == 2) { + filter2 = new SynthesisFilter(1, scalefactor, factors); + } + + outputChannels = channels; + outputFrequency = header.frequency(); + + l3decoder = new LayerIIIDecoder(header,filter1, filter2, OutputChannels.BOTH_CHANNELS); + + } + + /** + * Decodes one frame from an MPEG audio bitstream. + * + * @param header + * The header describing the frame to decode. + * @param bitstream + * The bistream that provides the bits for te body of the frame. + * + * @return A SampleBuffer containing the decoded samples. + */ + + public void decodeFrame( Header header) throws DecoderException { + + SampleBufferWrapper.clear_buffer(); + l3decoder.decode(header); + // SampleBufferWrapper.getOutput().write_buffer(1); + + } + + /** + * Changes the output buffer. This will take effect the next time + * decodeFrame() is called. + */ + // public void setOutputBuffer(Obuffer out) { + // output = out; + // } + + /** + * Retrieves the sample frequency of the PCM samples output by this decoder. + * This typically corresponds to the sample rate encoded in the MPEG audio + * stream. + * + * @param the + * sample rate (in Hz) of the samples written to the output buffer + * when decoding. + */ + public int getOutputFrequency() { + return outputFrequency; + } + + /** + * Retrieves the number of channels of PCM samples output by this decoder. + * This usually corresponds to the number of channels in the MPEG audio + * stream, although it may differ. + * + * @return The number of output channels in the decoded samples: 1 for mono, + * or 2 for stereo. + * + */ + public int getOutputChannels() { + return outputChannels; + } + + /** + * Retrieves the maximum number of samples that will be written to the output + * buffer when one frame is decoded. This can be used to help calculate the + * size of other buffers whose size is based upon the number of samples + * written to the output buffer. NB: this is an upper bound and fewer samples + * may actually be written, depending upon the sample rate and number of + * channels. + * + * @return The maximum number of samples that are written to the output buffer + * when decoding a single frame of MPEG audio. + */ + public int getOutputBlockSize() { + return Obuffer.OBUFFERSIZE; + } + + protected DecoderException newDecoderException(int errorcode) { + return new DecoderException(errorcode, null); + } + + protected DecoderException newDecoderException(int errorcode, Throwable throwable) { + return new DecoderException(errorcode, throwable); + } +} + + + + + + /** + * The Params class presents the customizable aspects of the + * decoder. + *

+ * Instances of this class are not thread safe. + */ + public class Params implements Cloneable { + + // private OutputChannels outputChannels = OutputChannels.BOTH; + private OutputChannels outputChannels = new OutputChannels(0); + + private Equalizer equalizer = new Equalizer(); + + public Params() { + } + + public Object clone() { + // TODO: need to have better clone method + Params clone = new Params(); + clone.outputChannels = new OutputChannels(outputChannels.getChannelsOutputCode()); + clone.equalizer = new Equalizer(); + return clone; + // try + // { + // return super.clone(); + // } + // catch (CloneNotSupportedException ex) + // { + // throw new InternalError(this+": "+ex); + // } + } + + public void setOutputChannels(OutputChannels out) { + if (out == null) + throw new NullPointerException("out"); + + outputChannels = out; + } + + public OutputChannels getOutputChannels() { + return outputChannels; + } + + /** + * Retrieves the equalizer settings that the decoder's equalizer will be + * initialized from. + *

+ * The Equalizer instance returned cannot be changed in real + * time to affect the decoder output as it is used only to initialize the + * decoders EQ settings. To affect the decoder's output in realtime, use the + * Equalizer returned from the getEqualizer() method on the decoder. + * + * @return The Equalizer used to initialize the EQ settings of + * the decoder. + */ + public Equalizer getInitialEqualizerSettings() { + return equalizer; + } + + } \ No newline at end of file diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderErrors.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderErrors.java new file mode 100644 index 00000000..ef3552ad --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderErrors.java @@ -0,0 +1,44 @@ +/* + * 09/26/08 throw exception on subbband alloc error: Christopher G. Jennings (cjennings@acm.org) + * 11/19/04 1.0 moved to LGPL. + * 01/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +/** + * This interface provides constants describing the error + * codes used by the Decoder to indicate errors. + * + * @author MDM + */ +public interface DecoderErrors extends JavaLayerErrors +{ + + static public final int UNKNOWN_ERROR = DECODER_ERROR + 0; + + /** + * Layer not supported by the decoder. + */ + static public final int UNSUPPORTED_LAYER = DECODER_ERROR + 1; + + /** + * Illegal allocation in subband layer. Indicates a corrupt stream. + */ + static public final int ILLEGAL_SUBBAND_ALLOCATION = DECODER_ERROR + 2; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderException.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderException.java new file mode 100644 index 00000000..d33b0f09 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/DecoderException.java @@ -0,0 +1,61 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 01/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +/** + * The DecoderException represents the class of + * errors that can occur when decoding MPEG audio. + * + * @author MDM + */ +public class DecoderException extends JavaLayerException + implements DecoderErrors +{ + private int errorcode = UNKNOWN_ERROR; + + public DecoderException(String msg, Throwable t) + { + super(msg, t); + } + + public DecoderException(int errorcode, Throwable t) + { + this(getErrorString(errorcode), t); + this.errorcode = errorcode; + } + + public int getErrorCode() + { + return errorcode; + } + + + static public String getErrorString(int errorcode) + { + // REVIEW: use resource file to map error codes + // to locale-sensitive strings. + +// return "Decoder errorcode "+Integer.toHexString(errorcode); + return "Decoder errorcode "+errorcode; + } + + +} + diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Equalizer.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Equalizer.java new file mode 100644 index 00000000..1fe7fb9e --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Equalizer.java @@ -0,0 +1,200 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * The Equalizer class can be used to specify equalization settings + * for the MPEG audio decoder. + *

+ * The equalizer consists of 32 band-pass filters. Each band of the equalizer + * can take on a fractional value between -1.0 and +1.0. At -1.0, the input + * signal is attenuated by 6dB, at +1.0 the signal is amplified by 6dB. + * + * @see Decoder + * + * @author MDM + */ + + +public final class Equalizer { + /** + * Equalizer setting to denote that a given band will not be present in the + * output signal. + */ + + static public final float BAND_NOT_PRESENT = Float.NEGATIVE_INFINITY; + + + static public final Equalizer PASS_THRU_EQ = new Equalizer(); + + + private static final int BANDS = 32; + + + private final float[] settings = new float[BANDS]; + + /** + * Creates a new Equalizer instance. + */ + public Equalizer() { + } + + // private Equalizer(float b1, float b2, float b3, float b4, float b5, + // float b6, float b7, float b8, float b9, float b10, float b11, + // float b12, float b13, float b14, float b15, float b16, + // float b17, float b18, float b19, float b20); + + public Equalizer(float[] settings) { + setFrom(settings); + } + + public Equalizer(EQFunction eq) { + setFrom(eq); + } + + public void setFrom(float[] eq) { + reset(); + int max = (eq.length > BANDS) ? BANDS : eq.length; + + for (int i = 0; i < max; i++) { + settings[i] = limit(eq[i]); + } + } + + public void setFrom(EQFunction eq) { + reset(); + int max = BANDS; + + for (int i = 0; i < max; i++) { + settings[i] = limit(eq.getBand(i)); + } + } + + /** + * Sets the bands of this equalizer to the value the bands of another + * equalizer. Bands that are not present in both equalizers are ignored. + */ + public void setFrom(Equalizer eq) { + if (eq != this) { + setFrom(eq.settings); + } + } + + /** + * Sets all bands to 0.0 + */ + public void reset() { + for (int i = 0; i < BANDS; i++) { + settings[i] = 0.0f; + } + } + + /** + * Retrieves the number of bands present in this equalizer. + */ + public int getBandCount() { + return settings.length; + } + + public float setBand(int band, float neweq) { + float eq = 0.0f; + + if ((band >= 0) && (band < BANDS)) { + eq = settings[band]; + settings[band] = limit(neweq); + } + + return eq; + } + + /** + * Retrieves the eq setting for a given band. + */ + public float getBand(int band) { + float eq = 0.0f; + + if ((band >= 0) && (band < BANDS)) { + eq = settings[band]; + } + + return eq; + } + + private float limit(float eq) { + if (eq == BAND_NOT_PRESENT) + return eq; + if (eq > 1.0f) + return 1.0f; + if (eq < -1.0f) + return -1.0f; + + return eq; + } + + /** + * Retrieves an array of floats whose values represent a scaling factor that + * can be applied to linear samples in each band to provide the equalization + * represented by this instance. + * + * @return an array of factors that can be applied to the subbands. + */ + + + float[] getBandFactors() { + float[] factors = new float[BANDS]; + int maxCount = BANDS; + for ( int i = 0; i < maxCount; i++) { + factors[i] = getBandFactor(settings[i]); + } + + return factors; + } + + /** + * Converts an equalizer band setting to a sample factor. The factor is + * determined by the function f = 2^n where n is the equalizer band setting in + * the range [-1.0,1.0]. + * + */ + + float getBandFactor( float eq) { + if (eq == BAND_NOT_PRESENT) + return 0.0f; + + float f = (float) Math.pow(2.0, eq); + return f; + } + + static abstract public class EQFunction { + /** + * Returns the setting of a band in the equalizer. + * + * @param band + * The index of the band to retrieve the setting for. + * + * @return the setting of the specified band. This is a value between -1 and + * +1. + */ + public float getBand(int band) { + return 0.0f; + } + + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/FrameDecoder.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/FrameDecoder.java new file mode 100644 index 00000000..9c7029dd --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/FrameDecoder.java @@ -0,0 +1,38 @@ +/* + * 09/26/08 throw exception on subbband alloc error: Christopher G. Jennings (cjennings@acm.org) + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +/** + * Implementations of FrameDecoder are responsible for decoding + * an MPEG audio frame. + * + */ +//REVIEW: the interface currently is too thin. There should be +// methods to specify the output buffer, the synthesis filters and +// possibly other objects used by the decoder. +public interface FrameDecoder +{ + /** + * Decodes one frame of MPEG audio. + */ + public void decodeFrame() throws DecoderException; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Header.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Header.java new file mode 100644 index 00000000..55bf5ed8 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Header.java @@ -0,0 +1,855 @@ +/* + * 11/19/04 : 1.0 moved to LGPL. + * VBRI header support added, E.B javalayer@javazoom.net + * + * 12/04/03 : VBR (XING) header support added, E.B javalayer@javazoom.net + * + * 02/13/99 : Java Conversion by JavaZOOM , E.B javalayer@javazoom.net + * + * Declarations for MPEG header class + * A few layer III, MPEG-2 LSF, and seeking modifications made by Jeff Tsay. + * Last modified : 04/19/97 + * + * @(#) header.h 1.7, last edit: 6/15/94 16:55:33 + * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de) + * @(#) Berlin University of Technology + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Class for extracting information from a frame header. + */ + + +public final class Header { + + public static final int[][] frequencies = { { 22050, 24000, 16000, 1 }, + { 44100, 48000, 32000, 1 }, { 11025, 12000, 8000, 1 } }; // SZD: MPEG25 + + /** + * Constant for MPEG-2 LSF version + */ + public static final int MPEG2_LSF = 0; + public static final int MPEG25_LSF = 2; // SZD + + /** + * Constant for MPEG-1 version + */ + public static final int MPEG1 = 1; + + public static final int STEREO = 0; + public static final int JOINT_STEREO = 1; + public static final int DUAL_CHANNEL = 2; + public static final int SINGLE_CHANNEL = 3; + public static final int FOURTYFOUR_POINT_ONE = 0; + public static final int FOURTYEIGHT = 1; + public static final int THIRTYTWO = 2; + + + private int h_layer; + + private int h_protection_bit; + + private int h_bitrate_index; + + private int h_padding_bit; + + private int h_mode_extension; + + private int h_version; + + private int h_mode; + + private int h_sample_frequency; + + private int h_number_of_subbands; + + private int h_intensity_stereo_bound; + + private boolean h_copyright; + + private boolean h_original; + // VBR support added by E.B + + private double[] h_vbr_time_per_frame = { -1.0, 384.0, 1152.0, 1152.0 }; + + private boolean h_vbr; + + private int h_vbr_frames; + + private int h_vbr_scale; + + private int h_vbr_bytes; + + private byte[] h_vbr_toc; + + + private byte syncmode = Bitstream.INITIAL_SYNC; + + private Crc16 crc; + + + public short checksum; + + public int framesize; + + public int nSlots; + + + private int _headerstring = -1; // E.B + + + private SideInfoBuffer sib; + + private BitReserve br; + + + private int idx; + + Header() { + } + + + public String toString() { + StringBuffer buffer = new StringBuffer(200); + buffer.append("Layer "); + buffer.append(layer_string()); + buffer.append(" frame "); + buffer.append(mode_string()); + buffer.append(' '); + buffer.append(version_string()); + if (!checksums()) + buffer.append(" no"); + buffer.append(" checksums"); + buffer.append(' '); + buffer.append(sample_frequency_string()); + buffer.append(','); + buffer.append(' '); + buffer.append(bitrate_string()); + + String s = buffer.toString(); + return s; + } + + /** + * Read a 32-bit header from the bitstream. + */ + int read_header(Bitstream stream, Crc16[] crcp) throws BitstreamException { + int headerstring; + int channel_bitrate; + boolean sync = false; + do { + headerstring = stream.syncHeader(syncmode); + if (headerstring == -1) { + return -1; + } + _headerstring = headerstring; // E.B + if (syncmode == Bitstream.INITIAL_SYNC) { + h_version = ((headerstring >>> 19) & 1); + if (((headerstring >>> 20) & 1) == 0) // SZD: MPEG2.5 detection + if (h_version == MPEG2_LSF) + h_version = MPEG25_LSF; + else + throw stream.newBitstreamException(Bitstream.UNKNOWN_ERROR); + if ((h_sample_frequency = ((headerstring >>> 10) & 3)) == 3) { + throw stream.newBitstreamException(Bitstream.UNKNOWN_ERROR); + } + } + h_layer = 4 - (headerstring >>> 17) & 3; + h_protection_bit = (headerstring >>> 16) & 1; + h_bitrate_index = (headerstring >>> 12) & 0xF; + h_padding_bit = (headerstring >>> 9) & 1; + h_mode = ((headerstring >>> 6) & 3); + h_mode_extension = (headerstring >>> 4) & 3; + if (h_mode == JOINT_STEREO) + h_intensity_stereo_bound = (h_mode_extension << 2) + 4; + else + h_intensity_stereo_bound = 0; // should never be used + if (((headerstring >>> 3) & 1) == 1) + h_copyright = true; + if (((headerstring >>> 2) & 1) == 1) + h_original = true; + // calculate number of subbands: + if (h_layer == 1) + h_number_of_subbands = 32; + else { + channel_bitrate = h_bitrate_index; + // calculate bitrate per channel: + if (h_mode != SINGLE_CHANNEL) + if (channel_bitrate == 4) + channel_bitrate = 1; + else + channel_bitrate -= 4; + if ((channel_bitrate == 1) || (channel_bitrate == 2)) + if (h_sample_frequency == THIRTYTWO) + h_number_of_subbands = 12; + else + h_number_of_subbands = 8; + else if ((h_sample_frequency == FOURTYEIGHT) + || ((channel_bitrate >= 3) && (channel_bitrate <= 5))) + h_number_of_subbands = 27; + else + h_number_of_subbands = 30; + } + if (h_intensity_stereo_bound > h_number_of_subbands) + h_intensity_stereo_bound = h_number_of_subbands; + // calculate framesize and nSlots + calculate_framesize(); + // read framedata: + int framesizeloaded = stream.read_frame_data(framesize); + if ((framesize >= 0) && (framesizeloaded != framesize)) { + // Data loaded does not match to expected framesize, + // it might be an ID3v1 TAG. (Fix 11/17/04). + throw stream.newBitstreamException(Bitstream.INVALIDFRAME); + } + if (stream.isSyncCurrentPosition(syncmode)) { + if (syncmode == Bitstream.INITIAL_SYNC) { + syncmode = Bitstream.STRICT_SYNC; + stream.set_syncword(headerstring & 0xFFF80CC0); + } + sync = true; + } else { + stream.unreadFrame(); + } + } while (!sync); + stream.parse_frame(); + if (h_protection_bit == 0) { + // frame contains a crc checksum + checksum = (short) stream.get_bits(16); + if (crc == null) + crc = new Crc16(); + crc.add_bits(headerstring, 16); + crcp[0] = crc; + } else + crcp[0] = null; + if (h_sample_frequency == FOURTYFOUR_POINT_ONE) { + /* + * if (offset == null) { int max = max_number_of_frames(stream); offset = + * new int[max]; for(int i=0; i 0) && (cf == lf)) { offset[cf] = + * offset[cf-1] + h_padding_bit; } else { offset[0] = h_padding_bit; } + */ + } + return 0; + } + + /** + * Parse frame to extract optionnal VBR frame. + * + * @param firstframe + * @author E.B (javalayer@javazoom.net) + */ + void parseVBR(byte[] firstframe) throws BitstreamException { + // Trying Xing header. + String xing = "Xing"; + byte tmp[] = new byte[4]; + int offset = 0; + // Compute "Xing" offset depending on MPEG version and channels. + if (h_version == MPEG1) { + if (h_mode == SINGLE_CHANNEL) + offset = 21 - 4; + else + offset = 36 - 4; + } else { + if (h_mode == SINGLE_CHANNEL) + offset = 13 - 4; + else + offset = 21 - 4; + } + try { + System.arraycopy(firstframe, offset, tmp, 0, 4); + // Is "Xing" ? + if (xing.equals(new String(tmp))) { + // Yes. + h_vbr = true; + h_vbr_frames = -1; + h_vbr_bytes = -1; + h_vbr_scale = -1; + h_vbr_toc = new byte[100]; + + int length = 4; + // Read flags. + byte flags[] = new byte[4]; + System.arraycopy(firstframe, offset + length, flags, 0, flags.length); + length += flags.length; + // Read number of frames (if available). + if ((flags[3] & (byte) (1 << 0)) != 0) { + System.arraycopy(firstframe, offset + length, tmp, 0, tmp.length); + h_vbr_frames = + (tmp[0] << 24) & 0xFF000000 | (tmp[1] << 16) & 0x00FF0000 | (tmp[2] << 8) + & 0x0000FF00 | tmp[3] & 0x000000FF; + length += 4; + } + // Read size (if available). + if ((flags[3] & (byte) (1 << 1)) != 0) { + System.arraycopy(firstframe, offset + length, tmp, 0, tmp.length); + h_vbr_bytes = + (tmp[0] << 24) & 0xFF000000 | (tmp[1] << 16) & 0x00FF0000 | (tmp[2] << 8) + & 0x0000FF00 | tmp[3] & 0x000000FF; + length += 4; + } + // Read TOC (if available). + if ((flags[3] & (byte) (1 << 2)) != 0) { + System.arraycopy(firstframe, offset + length, h_vbr_toc, 0, h_vbr_toc.length); + length += h_vbr_toc.length; + } + // Read scale (if available). + if ((flags[3] & (byte) (1 << 3)) != 0) { + System.arraycopy(firstframe, offset + length, tmp, 0, tmp.length); + h_vbr_scale = + (tmp[0] << 24) & 0xFF000000 | (tmp[1] << 16) & 0x00FF0000 | (tmp[2] << 8) + & 0x0000FF00 | tmp[3] & 0x000000FF; + length += 4; + } + // System.out.println("VBR:"+xing+" Frames:"+ h_vbr_frames + // +" Size:"+h_vbr_bytes); + } + } catch (ArrayIndexOutOfBoundsException e) { + throw new BitstreamException("XingVBRHeader Corrupted", e); + } + + // Trying VBRI header. + String vbri = "VBRI"; + offset = 36 - 4; + try { + System.arraycopy(firstframe, offset, tmp, 0, 4); + // Is "VBRI" ? + if (vbri.equals(new String(tmp))) { + // Yes. + h_vbr = true; + h_vbr_frames = -1; + h_vbr_bytes = -1; + h_vbr_scale = -1; + h_vbr_toc = new byte[100]; + // Bytes. + int length = 4 + 6; + System.arraycopy(firstframe, offset + length, tmp, 0, tmp.length); + h_vbr_bytes = + (tmp[0] << 24) & 0xFF000000 | (tmp[1] << 16) & 0x00FF0000 | (tmp[2] << 8) & 0x0000FF00 + | tmp[3] & 0x000000FF; + length += 4; + // Frames. + System.arraycopy(firstframe, offset + length, tmp, 0, tmp.length); + h_vbr_frames = + (tmp[0] << 24) & 0xFF000000 | (tmp[1] << 16) & 0x00FF0000 | (tmp[2] << 8) & 0x0000FF00 + | tmp[3] & 0x000000FF; + length += 4; + // System.out.println("VBR:"+vbri+" Frames:"+ h_vbr_frames + // +" Size:"+h_vbr_bytes); + // TOC + // TODO + } + } catch (ArrayIndexOutOfBoundsException e) { + throw new BitstreamException("VBRIVBRHeader Corrupted", e); + } + } + + // Functions to query header contents: + /** + * Returns version. + */ + + public int version() { + return h_version; + } + + /** + * Returns Layer ID. + */ + + public int layer() { + return h_layer; + } + + /** + * Returns bitrate index. + */ + public int bitrate_index() { + return h_bitrate_index; + } + + /** + * Returns Sample Frequency. + */ + + public int sample_frequency() { + return h_sample_frequency; + } + + /** + * Returns Frequency. + */ + + public int frequency() { + return frequencies[h_version][h_sample_frequency]; + } + + /** + * Returns Mode. + */ + + public int mode() { + return h_mode; + } + + /** + * Returns Protection bit. + */ + + public boolean checksums() { + if (h_protection_bit == 0) + return true; + else + return false; + } + + /** + * Returns Copyright. + */ + public boolean copyright() { + return h_copyright; + } + + /** + * Returns Original. + */ + public boolean original() { + return h_original; + } + + /** + * Return VBR. + * + * @return true if VBR header is found + */ + public boolean vbr() { + return h_vbr; + } + + /** + * Return VBR scale. + * + * @return scale of -1 if not available + */ + public int vbr_scale() { + return h_vbr_scale; + } + + /** + * Return VBR TOC. + * + * @return vbr toc ot null if not available + */ + public byte[] vbr_toc() { + return h_vbr_toc; + } + + /** + * Returns Checksum flag. Compares computed checksum with stream checksum. + */ + + public boolean checksum_ok() { + return (checksum == crc.checksum()); + } + + // Seeking and layer III stuff + /** + * Returns Layer III Padding bit. + */ + public boolean padding() { + if (h_padding_bit == 0) + return false; + else + return true; + } + + /** + * Returns Slots. + */ + + public int slots() { + return nSlots; + } + + /** + * Returns Mode Extension. + */ + + public int mode_extension() { + return h_mode_extension; + } + + // E.B -> private to public + public static final int bitrates[][][] = { + { + { 0 /* free format */, 32000, 48000, 56000, 64000, 80000, 96000, 112000, 128000, 144000, + 160000, 176000, 192000, 224000, 256000, 0 }, + { 0 /* free format */, 8000, 16000, 24000, 32000, 40000, 48000, 56000, 64000, 80000, + 96000, 112000, 128000, 144000, 160000, 0 }, + { 0 /* free format */, 8000, 16000, 24000, 32000, 40000, 48000, 56000, 64000, 80000, + 96000, 112000, 128000, 144000, 160000, 0 } }, + + { + { 0 /* free format */, 32000, 64000, 96000, 128000, 160000, 192000, 224000, 256000, + 288000, 320000, 352000, 384000, 416000, 448000, 0 }, + { 0 /* free format */, 32000, 48000, 56000, 64000, 80000, 96000, 112000, 128000, 160000, + 192000, 224000, 256000, 320000, 384000, 0 }, + { 0 /* free format */, 32000, 40000, 48000, 56000, 64000, 80000, 96000, 112000, 128000, + 160000, 192000, 224000, 256000, 320000, 0 } }, + // SZD: MPEG2.5 + { + { 0 /* free format */, 32000, 48000, 56000, 64000, 80000, 96000, 112000, 128000, 144000, + 160000, 176000, 192000, 224000, 256000, 0 }, + { 0 /* free format */, 8000, 16000, 24000, 32000, 40000, 48000, 56000, 64000, 80000, + 96000, 112000, 128000, 144000, 160000, 0 }, + { 0 /* free format */, 8000, 16000, 24000, 32000, 40000, 48000, 56000, 64000, 80000, + 96000, 112000, 128000, 144000, 160000, 0 } }, + + }; + + // E.B -> private to public + /** + * Calculate Frame size. Calculates framesize in bytes excluding header size. + */ + public int calculate_framesize() { + + if (h_layer == 1) { + framesize = + (12 * bitrates[h_version][0][h_bitrate_index]) + / frequencies[h_version][h_sample_frequency]; + if (h_padding_bit != 0) + framesize++; + framesize <<= 2; // one slot is 4 bytes long + nSlots = 0; + } else { + framesize = + (144 * bitrates[h_version][h_layer - 1][h_bitrate_index]) + / frequencies[h_version][h_sample_frequency]; + if (h_version == MPEG2_LSF || h_version == MPEG25_LSF) + framesize >>= 1; // SZD + if (h_padding_bit != 0) + framesize++; + // Layer III slots + if (h_layer == 3) { + if (h_version == MPEG1) { + nSlots = framesize - ((h_mode == SINGLE_CHANNEL) ? 17 : 32) // side + // info + // size + - ((h_protection_bit != 0) ? 0 : 2) // CRC size + - 4; // header size + } else { // MPEG-2 LSF, SZD: MPEG-2.5 LSF + nSlots = framesize - ((h_mode == SINGLE_CHANNEL) ? 9 : 17) // side + // info + // size + - ((h_protection_bit != 0) ? 0 : 2) // CRC size + - 4; // header size + } + } else { + nSlots = 0; + } + } + framesize -= 4; // subtract header size + return framesize; + } + + /** + * Returns the maximum number of frames in the stream. + * + * @param streamsize + * @return number of frames + */ + public int max_number_of_frames(int streamsize) // E.B + { + if (h_vbr == true) + return h_vbr_frames; + else { + if ((framesize + 4 - h_padding_bit) == 0) + return 0; + else + return (streamsize / (framesize + 4 - h_padding_bit)); + } + } + + /** + * Returns the maximum number of frames in the stream. + * + * @param streamsize + * @return number of frames + */ + public int min_number_of_frames(int streamsize) // E.B + { + if (h_vbr == true) + return h_vbr_frames; + else { + if ((framesize + 5 - h_padding_bit) == 0) + return 0; + else + return (streamsize / (framesize + 5 - h_padding_bit)); + } + } + + /** + * Returns ms/frame. + * + * @return milliseconds per frame + */ + + public float ms_per_frame() // E.B + { + if (h_vbr == true) { + double tpf = h_vbr_time_per_frame[layer()] / frequency(); + if ((h_version == MPEG2_LSF) || (h_version == MPEG25_LSF)) + tpf /= 2; + return ((float) (tpf * 1000)); + } else { + float ms_per_frame_array[][] = + { { 8.707483f, 8.0f, 12.0f }, { 26.12245f, 24.0f, 36.0f }, { 26.12245f, 24.0f, 36.0f } }; + return (ms_per_frame_array[h_layer - 1][h_sample_frequency]); + } + } + + /** + * Returns total ms. + * + * @param streamsize + * @return total milliseconds + */ + public float total_ms(int streamsize) // E.B + { + return (max_number_of_frames(streamsize) * ms_per_frame()); + } + + /** + * Returns synchronized header. + */ + public int getSyncHeader() // E.B + { + return _headerstring; + } + + // functions which return header informations as strings: + /** + * Return Layer version. + */ + + public String layer_string() { + switch (h_layer) { + case 1: + return "I"; + case 2: + return "II"; + case 3: + return "III"; + } + return null; + } + + // E.B -> private to public + public static final String bitrate_str[][][] = { + { + { "free format", "32 kbit/s", "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", + "96 kbit/s", "112 kbit/s", "128 kbit/s", "144 kbit/s", "160 kbit/s", "176 kbit/s", + "192 kbit/s", "224 kbit/s", "256 kbit/s", "forbidden" }, + { "free format", "8 kbit/s", "16 kbit/s", "24 kbit/s", "32 kbit/s", "40 kbit/s", + "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", "96 kbit/s", "112 kbit/s", + "128 kbit/s", "144 kbit/s", "160 kbit/s", "forbidden" }, + { "free format", "8 kbit/s", "16 kbit/s", "24 kbit/s", "32 kbit/s", "40 kbit/s", + "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", "96 kbit/s", "112 kbit/s", + "128 kbit/s", "144 kbit/s", "160 kbit/s", "forbidden" } }, + + { + { "free format", "32 kbit/s", "64 kbit/s", "96 kbit/s", "128 kbit/s", "160 kbit/s", + "192 kbit/s", "224 kbit/s", "256 kbit/s", "288 kbit/s", "320 kbit/s", "352 kbit/s", + "384 kbit/s", "416 kbit/s", "448 kbit/s", "forbidden" }, + { "free format", "32 kbit/s", "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", + "96 kbit/s", "112 kbit/s", "128 kbit/s", "160 kbit/s", "192 kbit/s", "224 kbit/s", + "256 kbit/s", "320 kbit/s", "384 kbit/s", "forbidden" }, + { "free format", "32 kbit/s", "40 kbit/s", "48 kbit/s", "56 kbit/s", "64 kbit/s", + "80 kbit/s", "96 kbit/s", "112 kbit/s", "128 kbit/s", "160 kbit/s", "192 kbit/s", + "224 kbit/s", "256 kbit/s", "320 kbit/s", "forbidden" } }, + // SZD: MPEG2.5 + { + { "free format", "32 kbit/s", "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", + "96 kbit/s", "112 kbit/s", "128 kbit/s", "144 kbit/s", "160 kbit/s", "176 kbit/s", + "192 kbit/s", "224 kbit/s", "256 kbit/s", "forbidden" }, + { "free format", "8 kbit/s", "16 kbit/s", "24 kbit/s", "32 kbit/s", "40 kbit/s", + "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", "96 kbit/s", "112 kbit/s", + "128 kbit/s", "144 kbit/s", "160 kbit/s", "forbidden" }, + { "free format", "8 kbit/s", "16 kbit/s", "24 kbit/s", "32 kbit/s", "40 kbit/s", + "48 kbit/s", "56 kbit/s", "64 kbit/s", "80 kbit/s", "96 kbit/s", "112 kbit/s", + "128 kbit/s", "144 kbit/s", "160 kbit/s", "forbidden" } }, }; + + /** + * Return Bitrate. + * + * @return bitrate in bps + */ + + + public String bitrate_string() { + String kbs = " kb/s"; + if (h_vbr == true) { + return Integer.toString(bitrate() / 1000) + kbs; + } else { + return bitrate_str[h_version][h_layer - 1][h_bitrate_index]; + } + } + + /** + * Return Bitrate. + * + * @return bitrate in bps and average bitrate for VBR header + */ + + public int bitrate() { + if (h_vbr == true) { + return ((int) ((h_vbr_bytes * 8) / (ms_per_frame() * h_vbr_frames))) * 1000; + } else { + return bitrates[h_version][h_layer - 1][h_bitrate_index]; + } + } + + /** + * Return Instant Bitrate. Bitrate for VBR is not constant. + * + * @return bitrate in bps + */ + public int bitrate_instant() { + return bitrates[h_version][h_layer - 1][h_bitrate_index]; + } + + /** + * Returns Frequency + * + * @return frequency string in kHz + */ + + public String sample_frequency_string() { + switch (h_sample_frequency) { + case THIRTYTWO: + if (h_version == MPEG1) + return "32 kHz"; + else if (h_version == MPEG2_LSF) + return "16 kHz"; + else + // SZD + return "8 kHz"; + case FOURTYFOUR_POINT_ONE: + if (h_version == MPEG1) + return "44.1 kHz"; + else if (h_version == MPEG2_LSF) + return "22.05 kHz"; + else + // SZD + return "11.025 kHz"; + case FOURTYEIGHT: + if (h_version == MPEG1) + return "48 kHz"; + else if (h_version == MPEG2_LSF) + return "24 kHz"; + else + // SZD + return "12 kHz"; + } + return (null); + } + + /** + * Returns Mode. + */ + + public String mode_string() { + switch (h_mode) { + case STEREO: + return "Stereo"; + case JOINT_STEREO: + return "Joint stereo"; + case DUAL_CHANNEL: + return "Dual channel"; + case SINGLE_CHANNEL: + return "Single channel"; + } + return null; + } + + /** + * Returns Version. + * + * @return MPEG-1 or MPEG-2 LSF or MPEG-2.5 LSF + */ + + public String version_string() { + switch (h_version) { + case MPEG1: + return "MPEG-1"; + case MPEG2_LSF: + return "MPEG-2 LSF"; + case MPEG25_LSF: // SZD + return "MPEG-2.5 LSF"; + } + return (null); + } + + /** + * Returns the number of subbands in the current frame. + * + * @return number of subbands + */ + public int number_of_subbands() { + return h_number_of_subbands; + } + + /** + * Returns Intensity Stereo. (Layer II joint stereo only). Returns the number + * of subbands which are in stereo mode, subbands above that limit are in + * intensity stereo mode. + * + * @return intensity + */ + public int intensity_stereo_bound() { + return h_intensity_stereo_bound; + } + + public void setSideInfoBuf(SideInfoBuffer sib) { + this.sib = sib; + } + + public void setBitReserve(BitReserve br) { + this.br = br; + } + + + public SideInfoBuffer getSideInfoBuffer() { + return sib; + } + + + public BitReserve getBitReserve() { + return br; + } + + + public int getIdx() { + return idx; + } + + public int setIdx(int idx) { + return this.idx = idx; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/HuffData.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/HuffData.java new file mode 100644 index 00000000..fd77b646 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/HuffData.java @@ -0,0 +1,19 @@ +// need to have this class for liner type system + +public class HuffData { + + public int x; + public int y; + public int w; + public int v; + public BitReserve br; + + public HuffData(int x, int y, int w, int v, BitReserve br) { + this.x = x; + this.y = y; + this.w = w; + this.v = v; + this.br = br; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/InputStreamSource.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/InputStreamSource.java new file mode 100644 index 00000000..3945c3d0 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/InputStreamSource.java @@ -0,0 +1,78 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +import java.io.IOException; +import java.io.InputStream; + +/** + * Work In Progress. + * + * An instance of InputStreamSource implements a + * Source that provides data from an InputStream + * . Seeking functionality is not supported. + * + * @author MDM + */ +public class InputStreamSource implements Source +{ + private final InputStream in; + + public InputStreamSource(InputStream in) + { + if (in==null) + throw new NullPointerException("in"); + + this.in = in; + } + + public int read(byte[] b, int offs, int len) + throws IOException + { + int read = in.read(b, offs, len); + return read; + } + + public boolean willReadBlock() + { + return true; + //boolean block = (in.available()==0); + //return block; + } + + public boolean isSeekable() + { + return false; + } + + public long tell() + { + return -1; + } + + public long seek(long to) + { + return -1; + } + + public long length() + { + return -1; + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerError.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerError.java new file mode 100644 index 00000000..cc8dde73 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerError.java @@ -0,0 +1,29 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Work in progress. + * + * API usage errors may be handled by throwing an instance of this + * class, as per JMF 2.0. + */ +public class JavaLayerError extends Error +{ +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerErrors.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerErrors.java new file mode 100644 index 00000000..4d11270c --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerErrors.java @@ -0,0 +1,39 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +/** + * Exception erorr codes for components of the JavaLayer API. + */ +public interface JavaLayerErrors +{ + /** + * The first bitstream error code. See the {@link DecoderErrors DecoderErrors} + * interface for other bitstream error codes. + */ + static public final int BITSTREAM_ERROR = 0x100; + + /** + * The first decoder error code. See the {@link DecoderErrors DecoderErrors} + * interface for other decoder error codes. + */ + static public final int DECODER_ERROR = 0x200; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerException.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerException.java new file mode 100644 index 00000000..2759a9a8 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerException.java @@ -0,0 +1,79 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +//import java.io.PrintStream; + + +/** + * The JavaLayerException is the base class for all API-level + * exceptions thrown by JavaLayer. To facilitate conversion and + * common handling of exceptions from other domains, the class + * can delegate some functionality to a contained Throwable instance. + *

+ * + * @author MDM + */ +public class JavaLayerException extends Exception +{ + + private Throwable exception; + + + public JavaLayerException() + { + } + + public JavaLayerException(String msg) + { + super(msg); + } + + public JavaLayerException(String msg, Throwable t) + { + super(msg); + exception = t; + } + + public Throwable getException() + { + return exception; + } + + + public void printStackTrace() + { +// printStackTrace(System.err); + } + + public void printStackTrace(PrintStream ps) + { +// if (this.exception==null) +// { +// super.printStackTrace(ps); +// } +// else +// { +// exception.printStackTrace(); +// } + } + + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerHook.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerHook.java new file mode 100644 index 00000000..eda09dec --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerHook.java @@ -0,0 +1,35 @@ +/* + * 11/19/04 1.0 moved to LGPL. + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +//import java.io.InputStream; + +/** + * The JavaLayerHooks class allows developers to change + * the way the JavaLayer library uses Resources. + */ + +public interface JavaLayerHook +{ + /** + * Retrieves the named resource. This allows resources to be + * obtained without specifying how they are retrieved. + */ + public InputStream getResourceAsStream(String name); +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerUtils.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerUtils.java new file mode 100644 index 00000000..13f2ac0b --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/JavaLayerUtils.java @@ -0,0 +1,227 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +//import java.io.IOException; +//import java.io.InputStream; +//import java.io.InvalidClassException; +//import java.io.InvalidObjectException; +//import java.io.ObjectInputStream; +//import java.io.ObjectOutputStream; +//import java.io.OutputStream; +//import java.lang.reflect.Array; + +/** + * The JavaLayerUtils class is not strictly part of the JavaLayer API. + * It serves to provide useful methods and system-wide hooks. + * + * @author MDM + */ +public class JavaLayerUtils +{ + static private JavaLayerHook hook = null; + + /** + * Deserializes the object contained in the given input stream. + * @param in The input stream to deserialize an object from. + * @param cls The expected class of the deserialized object. + */ +// static public Object deserialize(InputStream in, Class cls) + static public Object deserialize(InputStream in) + throws IOException + { +// if (cls==null) +// throw new NullPointerException("cls"); + +// Object obj = deserialize(in, cls); + Object obj = deserialize(in); +// if (!cls.isInstance(obj)) +// { +// throw new InvalidObjectException("type of deserialized instance not of required class."); +// } + + return obj; + } + + /** + * Deserializes an object from the given InputStream. + * The deserialization is delegated to an + * ObjectInputStream instance. + * + * @param in The InputStream to deserialize an object + * from. + * + * @return The object deserialized from the stream. + * @exception IOException is thrown if there was a problem reading + * the underlying stream, or an object could not be deserialized + * from the stream. + * + * @see java.io.ObjectInputStream + */ + static public Object deserialize(InputStream in) + throws IOException + { + if (in==null) + throw new NullPointerException("in"); + + //TODO : need to enable after having objectinputstream + /* + ObjectInputStream objIn = new ObjectInputStream(in); + + Object obj; + + try + { + obj = objIn.readObject(); + } + catch (ClassNotFoundException ex) + { + throw new InvalidClassException(ex.toString()); + } + + return obj; + */ + return null; + } + + /** + * Deserializes an array from a given InputStream. + * + * @param in The InputStream to + * deserialize an object from. + * + * @param elemType The class denoting the type of the array + * elements. + * @param length The expected length of the array, or -1 if + * any length is expected. + */ + static public Object deserializeArray(InputStream in, int length) + throws IOException + { + if (length<-1) + throw new IllegalArgumentException("length"); + + Object obj = deserialize(in); + + return obj; + } +// static public Object deserializeArray(InputStream in, Class elemType, int length) +// throws IOException +// { +// if (elemType==null) +// throw new NullPointerException("elemType"); +// +// if (length<-1) +// throw new IllegalArgumentException("length"); +// +// Object obj = deserialize(in); +// +// //SSJava will never throw exceptions as it is so this code is meaningless +// /* +// Class cls = obj.getClass(); +// +// if (!cls.isArray()) +// throw new InvalidObjectException("object is not an array"); +// +// Class arrayElemType = cls.getComponentType(); +// if (arrayElemType!=elemType) +// throw new InvalidObjectException("unexpected array component type"); +// +// if (length != -1) +// { +// int arrayLength = Array.getLength(obj); +// if (arrayLength!=length) +// throw new InvalidObjectException("array length mismatch"); +// } +// */ +// return obj; +// } + +// static public Object deserializeArrayResource(String name, Class elemType, int length) + static public Object deserializeArrayResource(String name, int length) + throws IOException + { + InputStream str = getResourceAsStream(name); + if (str==null) + throw new IOException("unable to load resource '"+name+"'"); + +// Object obj = deserializeArray(str, elemType, length); + Object obj = deserializeArray(str, length); + + return obj; + } + + static public void serialize(OutputStream out, Object obj) + throws IOException + { + //TODO : need to enable after having objectinputstream +// if (out==null) +// throw new NullPointerException("out"); +// +// if (obj==null) +// throw new NullPointerException("obj"); +// +// ObjectOutputStream objOut = new ObjectOutputStream(out); +// objOut.writeObject(obj); + + } + + /** + * Sets the system-wide JavaLayer hook. + */ + static synchronized public void setHook(JavaLayerHook hook0) + { + hook = hook0; + } + + static synchronized public JavaLayerHook getHook() + { + return hook; + } + + /** + * Retrieves an InputStream for a named resource. + * + * @param name The name of the resource. This must be a simple + * name, and not a qualified package name. + * + * @return The InputStream for the named resource, or null if + * the resource has not been found. If a hook has been + * provided, its getResourceAsStream() method is called + * to retrieve the resource. + */ + static synchronized public InputStream getResourceAsStream(String name) + { + InputStream is = null; + + if (hook!=null) + { + is = hook.getResourceAsStream(name); + } + //TODO java reflection +// else +// { +// Class cls = JavaLayerUtils.class; +// is = cls.getResourceAsStream(name); +// } + + return is; + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LATTICE.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LATTICE.java new file mode 100644 index 00000000..3dc53b81 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LATTICE.java @@ -0,0 +1,3 @@ +public @interface LATTICE{ + String value(); +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LOC.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LOC.java new file mode 100644 index 00000000..0165516c --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LOC.java @@ -0,0 +1,7 @@ +public @interface LOC { + String value(); +} + +public @interface RETURNLOC { + String value(); +} \ No newline at end of file diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIDecoder.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIDecoder.java new file mode 100644 index 00000000..2b28d2d8 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIDecoder.java @@ -0,0 +1,432 @@ +/* + * 09/26/08 throw exception on subbband alloc error: Christopher G. Jennings (cjennings@acm.org) + * + * 11/19/04 1.0 moved to LGPL. + * + * 12/12/99 Initial version. Adapted from javalayer.java + * and Subband*.java. mdm@techie.com + * + * 02/28/99 Initial version : javalayer.java by E.B + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Implements decoding of MPEG Audio Layer I frames. + */ + + +class LayerIDecoder implements FrameDecoder { + + + protected Bitstream stream; + + protected Header header; + + protected SynthesisFilter filter1; + + protected SynthesisFilter filter2; + + protected Obuffer buffer; + + protected int which_channels; + + protected int mode; + + + protected int num_subbands; + + protected Subband[] subbands; + + + protected Crc16 crc = null; // new Crc16[1] to enable CRC checking. + + public LayerIDecoder() { + crc = new Crc16(); + } + + public void create( Bitstream stream0, Header header0, + SynthesisFilter filtera, SynthesisFilter filterb, + Obuffer buffer0, int which_ch0) { + stream = stream0; + header = header0; + filter1 = filtera; + filter2 = filterb; + buffer = buffer0; + which_channels = which_ch0; + + } + + public void decodeFrame() throws DecoderException { + + num_subbands = header.number_of_subbands(); + subbands = new Subband[32]; + mode = header.mode(); + + createSubbands(); + + readAllocation(); + readScaleFactorSelection(); + + if ((crc != null) || header.checksum_ok()) { + readScaleFactors(); + + readSampleData(); + } + + } + + protected void createSubbands() { + int i; + if (mode == Header.SINGLE_CHANNEL) { + for (i = 0; i < num_subbands; ++i) { + subbands[i] = new SubbandLayer1(i); + } + } else if (mode == Header.JOINT_STEREO) { + for (i = 0; i < header.intensity_stereo_bound(); ++i) { + subbands[i] = new SubbandLayer1Stereo(i); + } + for (; i < num_subbands; ++i) { + subbands[i] = new SubbandLayer1IntensityStereo(i); + } + } else { + for (i = 0; i < num_subbands; ++i) { + subbands[i] = new SubbandLayer1Stereo(i); + } + } + } + + protected void readAllocation() throws DecoderException { + // start to read audio data: + for ( int i = 0; i < num_subbands; ++i) + subbands[i].read_allocation(stream, header, crc); + + } + + protected void readScaleFactorSelection() { + // scale factor selection not present for layer I. + } + + protected void readScaleFactors() { + for ( int i = 0; i < num_subbands; ++i) + subbands[i].read_scalefactor(stream, header); + } + + + protected void readSampleData() { + + boolean read_ready = false; + boolean write_ready = false; + + int mode = header.mode(); // header.mode() will return + // DELTA(THIS) + + int i; + do { + + for (i = 0; i < num_subbands; ++i) { + read_ready = subbands[i].read_sampledata(stream); // DELTA[Loc[readSampleData.V],Loc[LayerIDecoder.L]] + } + + do { + for (i = 0; i < num_subbands; ++i) { + write_ready = subbands[i].put_next_sample(which_channels, filter1, filter2); + } + + filter1.calculate_pcm_samples(buffer); + if ((which_channels == OutputChannels.BOTH_CHANNELS) && (mode != Header.SINGLE_CHANNEL)) { + filter2.calculate_pcm_samples(buffer); + } + + } while (!write_ready); + + } while (!read_ready); + + } + + /** + * Class for layer I subbands in single channel mode. Used for single channel + * mode and in derived class for intensity stereo mode + */ + + + static class SubbandLayer1 extends Subband { + + // Factors and offsets for sample requantization + public static final float table_factor[] = { 0.0f, (1.0f / 2.0f) * (4.0f / 3.0f), + (1.0f / 4.0f) * (8.0f / 7.0f), (1.0f / 8.0f) * (16.0f / 15.0f), + (1.0f / 16.0f) * (32.0f / 31.0f), (1.0f / 32.0f) * (64.0f / 63.0f), + (1.0f / 64.0f) * (128.0f / 127.0f), (1.0f / 128.0f) * (256.0f / 255.0f), + (1.0f / 256.0f) * (512.0f / 511.0f), (1.0f / 512.0f) * (1024.0f / 1023.0f), + (1.0f / 1024.0f) * (2048.0f / 2047.0f), (1.0f / 2048.0f) * (4096.0f / 4095.0f), + (1.0f / 4096.0f) * (8192.0f / 8191.0f), (1.0f / 8192.0f) * (16384.0f / 16383.0f), + (1.0f / 16384.0f) * (32768.0f / 32767.0f) }; + + public static final float table_offset[] = { 0.0f, ((1.0f / 2.0f) - 1.0f) * (4.0f / 3.0f), + ((1.0f / 4.0f) - 1.0f) * (8.0f / 7.0f), ((1.0f / 8.0f) - 1.0f) * (16.0f / 15.0f), + ((1.0f / 16.0f) - 1.0f) * (32.0f / 31.0f), ((1.0f / 32.0f) - 1.0f) * (64.0f / 63.0f), + ((1.0f / 64.0f) - 1.0f) * (128.0f / 127.0f), ((1.0f / 128.0f) - 1.0f) * (256.0f / 255.0f), + ((1.0f / 256.0f) - 1.0f) * (512.0f / 511.0f), + ((1.0f / 512.0f) - 1.0f) * (1024.0f / 1023.0f), + ((1.0f / 1024.0f) - 1.0f) * (2048.0f / 2047.0f), + ((1.0f / 2048.0f) - 1.0f) * (4096.0f / 4095.0f), + ((1.0f / 4096.0f) - 1.0f) * (8192.0f / 8191.0f), + ((1.0f / 8192.0f) - 1.0f) * (16384.0f / 16383.0f), + ((1.0f / 16384.0f) - 1.0f) * (32768.0f / 32767.0f) }; + + + protected int subbandnumber; + + protected int samplenumber; + + protected int allocation; + + protected float scalefactor; + + protected int samplelength; + + protected float sample; + + protected float factor; + + protected float offset; + + /** + * Construtor. + */ + public SubbandLayer1( int subbandnumber) { + this.subbandnumber = subbandnumber; + samplenumber = 0; + } + + /** + * + */ + // + + public void read_allocation( Bitstream stream, + Header header, Crc16 crc) + throws DecoderException { + + if ((allocation = stream.get_bits(4)) == 15) { + // CGJ: catch this condition and throw appropriate exception + throw new DecoderException(DecoderErrors.ILLEGAL_SUBBAND_ALLOCATION, null); + // cerr << "WARNING: stream contains an illegal allocation!\n"; + // MPEG-stream is corrupted! + } + + if (crc != null) { + crc.add_bits(allocation, 4); // allocation has [THIS,H] + // crc has [IN] + } + if (allocation != 0) { + samplelength = allocation + 1; + factor = table_factor[allocation]; + offset = table_offset[allocation]; + } + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + if (allocation != 0) + scalefactor = scalefactors[stream.get_bits(6)]; + } + + // ssjava + + + public boolean read_sampledata( Bitstream stream) { + if (allocation != 0) { + sample = (float) (stream.get_bits(samplelength)); + } + if (++samplenumber == 12) { + samplenumber = 0; + return true; + } + return false; + } + + // + + public boolean put_next_sample( int channels, + SynthesisFilter filter1, + SynthesisFilter filter2) { + if ((allocation != 0) && (channels != OutputChannels.RIGHT_CHANNEL)) { + float scaled_sample = + (sample * factor + offset) * scalefactor; + filter1.input_sample(scaled_sample, subbandnumber); + } + return true; + } + }; + + /** + * Class for layer I subbands in joint stereo mode. + */ + + + static class SubbandLayer1IntensityStereo extends SubbandLayer1 { + + protected float channel2_scalefactor; + + /** + * Constructor + */ + public SubbandLayer1IntensityStereo( int subbandnumber) { + super(subbandnumber); + } + + /** + * + */ + + public void read_allocation( Bitstream stream, Header header, + Crc16 crc) throws DecoderException { + super.read_allocation(stream, header, crc); + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + if (allocation != 0) { + scalefactor = scalefactors[stream.get_bits(6)]; + channel2_scalefactor = scalefactors[stream.get_bits(6)]; + } + } + + public boolean read_sampledata( Bitstream stream) { + return super.read_sampledata(stream); + } + + public boolean put_next_sample( int channels, SynthesisFilter filter1, + SynthesisFilter filter2) { + if (allocation != 0) { + sample = sample * factor + offset; // requantization + if (channels == OutputChannels.BOTH_CHANNELS) { + float sample1 = sample * scalefactor; + float sample2 = sample * channel2_scalefactor; + filter1.input_sample(sample1, subbandnumber); + filter2.input_sample(sample2, subbandnumber); + } else if (channels == OutputChannels.LEFT_CHANNEL) { + float sample1 = sample * scalefactor; + filter1.input_sample(sample1, subbandnumber); + } else { + float sample2 = sample * channel2_scalefactor; + filter1.input_sample(sample2, subbandnumber); + } + } + return true; + } + }; + + /** + * Class for layer I subbands in stereo mode. + */ + + + static class SubbandLayer1Stereo extends SubbandLayer1 { + + protected int channel2_allocation; + + protected float channel2_scalefactor; + + protected int channel2_samplelength; + + protected float channel2_sample; + + protected float channel2_factor; + + protected float channel2_offset; + + /** + * Constructor + */ + public SubbandLayer1Stereo( int subbandnumber) { + super(subbandnumber); + } + + /** + * + */ + // ssjava + public void read_allocation( Bitstream stream, + Header header, Crc16 crc) + throws DecoderException { + allocation = stream.get_bits(4); + channel2_allocation = stream.get_bits(4); + if (crc != null) { + crc.add_bits(allocation, 4); + crc.add_bits(channel2_allocation, 4); + } + if (allocation != 0) { + samplelength = allocation + 1; + factor = table_factor[allocation]; + offset = table_offset[allocation]; + } + if (channel2_allocation != 0) { + channel2_samplelength = channel2_allocation + 1; + channel2_factor = table_factor[channel2_allocation]; + channel2_offset = table_offset[channel2_allocation]; + } + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + if (allocation != 0) + scalefactor = scalefactors[stream.get_bits(6)]; + if (channel2_allocation != 0) + channel2_scalefactor = scalefactors[stream.get_bits(6)]; + } + + /** + * + */ + + public boolean read_sampledata( Bitstream stream) { + boolean returnvalue = + super.read_sampledata(stream); + if (channel2_allocation != 0) { + channel2_sample = (float) (stream.get_bits(channel2_samplelength)); + } + return returnvalue; + } + + /** + * + */ + + public boolean put_next_sample( int channels, SynthesisFilter filter1, + SynthesisFilter filter2) { + super.put_next_sample(channels, filter1, filter2); + if ((channel2_allocation != 0) && (channels != OutputChannels.LEFT_CHANNEL)) { + float sample2 = + (channel2_sample * channel2_factor + channel2_offset) * channel2_scalefactor; + if (channels == OutputChannels.BOTH_CHANNELS) + filter2.input_sample(sample2, subbandnumber); + else + filter1.input_sample(sample2, subbandnumber); + } + return true; + } + + }; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIDecoder.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIDecoder.java new file mode 100644 index 00000000..d9af8f4b --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIDecoder.java @@ -0,0 +1,1130 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 29/05/01 Michael Scheerer, Fixed some C++ to Java porting bugs. + * + * 16/07/01 Michael Scheerer, Catched a bug in method + * read_sampledata, which causes an outOfIndexException. + * + * 12/12/99 Initial version. Adapted from javalayer.java + * and Subband*.java. mdm@techie.com + * + * 02/28/99 Initial version : javalayer.java by E.B + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Implements decoding of MPEG Audio Layer II frames. + */ + + +class LayerIIDecoder extends LayerIDecoder implements FrameDecoder { + + public LayerIIDecoder() { + } + + protected void createSubbands() { + int i; + if (mode == Header.SINGLE_CHANNEL) + for (i = 0; i < num_subbands; ++i) + subbands[i] = new SubbandLayer2(i); + else if (mode == Header.JOINT_STEREO) { + for (i = 0; i < header.intensity_stereo_bound(); ++i) + subbands[i] = new SubbandLayer2Stereo(i); + for (; i < num_subbands; ++i) + subbands[i] = new SubbandLayer2IntensityStereo(i); + } else { + for (i = 0; i < num_subbands; ++i) + subbands[i] = new SubbandLayer2Stereo(i); + } + + } + + protected void readScaleFactorSelection() { + // eom note: num_subbands is defined in LayerIDecoder so it has (THIS, + // LayerIDecoder) Loc + for ( int i = 0; i < num_subbands; ++i) { + ((SubbandLayer2) subbands[i]).read_scalefactor_selection(stream, crc); + } + } + + /** + * Class for layer II subbands in single channel mode. + */ + + + static class SubbandLayer2 extends Subband { + // this table contains 3 requantized samples for each legal codeword + // when grouped in 5 bits, i.e. 3 quantizationsteps per sample + public static final float grouping_5bits[] = new float[] { -2.0f / 3.0f, -2.0f / 3.0f, + -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f, + -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, 0.0f, 0.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f, + -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f, + 2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f, -2.0f / 3.0f, 0.0f, 0.0f, + -2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f, -2.0f / 3.0f, 0.0f, 0.0f, 0.0f, 0.0f, + 0.0f, 2.0f / 3.0f, 0.0f, 0.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 0.0f, 2.0f / 3.0f, 0.0f, + 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, -2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, 0.0f, + -2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 2.0f / 3.0f, -2.0f / 3.0f, 0.0f, + 2.0f / 3.0f, 0.0f, 0.0f, 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 2.0f / 3.0f, -2.0f / 3.0f, + 2.0f / 3.0f, 2.0f / 3.0f, 0.0f, 2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f, 2.0f / 3.0f, + 2.0f / 3.0f }; + + // this table contains 3 requantized samples for each legal codeword + // when grouped in 7 bits, i.e. 5 quantizationsteps per sample + public static final float grouping_7bits[] = new float[] { -0.8f, -0.8f, -0.8f, -0.4f, -0.8f, + -0.8f, 0.0f, -0.8f, -0.8f, 0.4f, -0.8f, -0.8f, 0.8f, -0.8f, -0.8f, -0.8f, -0.4f, -0.8f, + -0.4f, -0.4f, -0.8f, 0.0f, -0.4f, -0.8f, 0.4f, -0.4f, -0.8f, 0.8f, -0.4f, -0.8f, -0.8f, + 0.0f, -0.8f, -0.4f, 0.0f, -0.8f, 0.0f, 0.0f, -0.8f, 0.4f, 0.0f, -0.8f, 0.8f, 0.0f, -0.8f, + -0.8f, 0.4f, -0.8f, -0.4f, 0.4f, -0.8f, 0.0f, 0.4f, -0.8f, 0.4f, 0.4f, -0.8f, 0.8f, 0.4f, + -0.8f, -0.8f, 0.8f, -0.8f, -0.4f, 0.8f, -0.8f, 0.0f, 0.8f, -0.8f, 0.4f, 0.8f, -0.8f, 0.8f, + 0.8f, -0.8f, -0.8f, -0.8f, -0.4f, -0.4f, -0.8f, -0.4f, 0.0f, -0.8f, -0.4f, 0.4f, -0.8f, + -0.4f, 0.8f, -0.8f, -0.4f, -0.8f, -0.4f, -0.4f, -0.4f, -0.4f, -0.4f, 0.0f, -0.4f, -0.4f, + 0.4f, -0.4f, -0.4f, 0.8f, -0.4f, -0.4f, -0.8f, 0.0f, -0.4f, -0.4f, 0.0f, -0.4f, 0.0f, 0.0f, + -0.4f, 0.4f, 0.0f, -0.4f, 0.8f, 0.0f, -0.4f, -0.8f, 0.4f, -0.4f, -0.4f, 0.4f, -0.4f, 0.0f, + 0.4f, -0.4f, 0.4f, 0.4f, -0.4f, 0.8f, 0.4f, -0.4f, -0.8f, 0.8f, -0.4f, -0.4f, 0.8f, -0.4f, + 0.0f, 0.8f, -0.4f, 0.4f, 0.8f, -0.4f, 0.8f, 0.8f, -0.4f, -0.8f, -0.8f, 0.0f, -0.4f, -0.8f, + 0.0f, 0.0f, -0.8f, 0.0f, 0.4f, -0.8f, 0.0f, 0.8f, -0.8f, 0.0f, -0.8f, -0.4f, 0.0f, -0.4f, + -0.4f, 0.0f, 0.0f, -0.4f, 0.0f, 0.4f, -0.4f, 0.0f, 0.8f, -0.4f, 0.0f, -0.8f, 0.0f, 0.0f, + -0.4f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.4f, 0.0f, 0.0f, 0.8f, 0.0f, 0.0f, -0.8f, 0.4f, 0.0f, + -0.4f, 0.4f, 0.0f, 0.0f, 0.4f, 0.0f, 0.4f, 0.4f, 0.0f, 0.8f, 0.4f, 0.0f, -0.8f, 0.8f, 0.0f, + -0.4f, 0.8f, 0.0f, 0.0f, 0.8f, 0.0f, 0.4f, 0.8f, 0.0f, 0.8f, 0.8f, 0.0f, -0.8f, -0.8f, + 0.4f, -0.4f, -0.8f, 0.4f, 0.0f, -0.8f, 0.4f, 0.4f, -0.8f, 0.4f, 0.8f, -0.8f, 0.4f, -0.8f, + -0.4f, 0.4f, -0.4f, -0.4f, 0.4f, 0.0f, -0.4f, 0.4f, 0.4f, -0.4f, 0.4f, 0.8f, -0.4f, 0.4f, + -0.8f, 0.0f, 0.4f, -0.4f, 0.0f, 0.4f, 0.0f, 0.0f, 0.4f, 0.4f, 0.0f, 0.4f, 0.8f, 0.0f, 0.4f, + -0.8f, 0.4f, 0.4f, -0.4f, 0.4f, 0.4f, 0.0f, 0.4f, 0.4f, 0.4f, 0.4f, 0.4f, 0.8f, 0.4f, 0.4f, + -0.8f, 0.8f, 0.4f, -0.4f, 0.8f, 0.4f, 0.0f, 0.8f, 0.4f, 0.4f, 0.8f, 0.4f, 0.8f, 0.8f, 0.4f, + -0.8f, -0.8f, 0.8f, -0.4f, -0.8f, 0.8f, 0.0f, -0.8f, 0.8f, 0.4f, -0.8f, 0.8f, 0.8f, -0.8f, + 0.8f, -0.8f, -0.4f, 0.8f, -0.4f, -0.4f, 0.8f, 0.0f, -0.4f, 0.8f, 0.4f, -0.4f, 0.8f, 0.8f, + -0.4f, 0.8f, -0.8f, 0.0f, 0.8f, -0.4f, 0.0f, 0.8f, 0.0f, 0.0f, 0.8f, 0.4f, 0.0f, 0.8f, + 0.8f, 0.0f, 0.8f, -0.8f, 0.4f, 0.8f, -0.4f, 0.4f, 0.8f, 0.0f, 0.4f, 0.8f, 0.4f, 0.4f, 0.8f, + 0.8f, 0.4f, 0.8f, -0.8f, 0.8f, 0.8f, -0.4f, 0.8f, 0.8f, 0.0f, 0.8f, 0.8f, 0.4f, 0.8f, 0.8f, + 0.8f, 0.8f, 0.8f }; + + // this table contains 3 requantized samples for each legal codeword + // when grouped in 10 bits, i.e. 9 quantizationsteps per sample + public static final float grouping_10bits[] = { -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, + -6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, + -2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 0.0f, -8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, + -8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, + -8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, + -6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, + -6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 0.0f, -6.0f / 9.0f, + -8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -6.0f / 9.0f, + -8.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, + -8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, + -8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -4.0f / 9.0f, + -8.0f / 9.0f, 0.0f, -4.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, + 4.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, + 8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, + -6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, + -2.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 0.0f, -2.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, + -2.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, + -2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 0.0f, + -8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -8.0f / 9.0f, -4.0f / 9.0f, 0.0f, -8.0f / 9.0f, + -2.0f / 9.0f, 0.0f, -8.0f / 9.0f, 0.0f, 0.0f, -8.0f / 9.0f, 2.0f / 9.0f, 0.0f, + -8.0f / 9.0f, 4.0f / 9.0f, 0.0f, -8.0f / 9.0f, 6.0f / 9.0f, 0.0f, -8.0f / 9.0f, + 8.0f / 9.0f, 0.0f, -8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, + 2.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, + 2.0f / 9.0f, -8.0f / 9.0f, 0.0f, 2.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, + -8.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, + -8.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, + -8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, + -8.0f / 9.0f, -2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 0.0f, 4.0f / 9.0f, -8.0f / 9.0f, + 2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, + 6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, + -8.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, + -4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 0.0f, + 6.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, + 6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, + 6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, + 8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, + 8.0f / 9.0f, -8.0f / 9.0f, 0.0f, 8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, + -8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, + -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, + -6.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 0.0f, -8.0f / 9.0f, -6.0f / 9.0f, + 2.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, + 6.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -6.0f / 9.0f, + -8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, + -4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 0.0f, + -6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, + -6.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, + -4.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, + -4.0f / 9.0f, -6.0f / 9.0f, 0.0f, -4.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, + -6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, + -6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, + -6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, + -6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 0.0f, -2.0f / 9.0f, -6.0f / 9.0f, + 2.0f / 9.0f, 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9.0f, 2.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, + -2.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 0.0f, 2.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, + 2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, + 4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, + -2.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 0.0f, 4.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, + 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, + 4.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, + -2.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 0.0f, 6.0f / 9.0f, 4.0f / 9.0f, 2.0f / 9.0f, + 6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 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-6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + -6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, + -4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, + -4.0f / 9.0f, 6.0f / 9.0f, 0.0f, -4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, + 6.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, + 6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, + 6.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, + 6.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 0.0f, -2.0f / 9.0f, 6.0f / 9.0f, + 2.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, + 6.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 6.0f / 9.0f, + -8.0f / 9.0f, 0.0f, 6.0f / 9.0f, -6.0f / 9.0f, 0.0f, 6.0f / 9.0f, -4.0f / 9.0f, 0.0f, + 6.0f / 9.0f, -2.0f / 9.0f, 0.0f, 6.0f / 9.0f, 0.0f, 0.0f, 6.0f / 9.0f, 2.0f / 9.0f, 0.0f, + 6.0f / 9.0f, 4.0f / 9.0f, 0.0f, 6.0f / 9.0f, 6.0f / 9.0f, 0.0f, 6.0f / 9.0f, 8.0f / 9.0f, + 0.0f, 6.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, + 6.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, + 6.0f / 9.0f, 0.0f, 2.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, + 4.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + 2.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, + 4.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -2.0f / 9.0f, + 4.0f / 9.0f, 6.0f / 9.0f, 0.0f, 4.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, + 6.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, + 8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, + -6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, + -2.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 0.0f, 6.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, + 6.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, + 6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, + -6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, + -2.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 0.0f, 8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, + 8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + 6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -8.0f / 9.0f, -8.0f / 9.0f, + 8.0f / 9.0f, -6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -8.0f / 9.0f, + 8.0f / 9.0f, -2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 0.0f, -8.0f / 9.0f, 8.0f / 9.0f, + 2.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, + 6.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, + -8.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, + -4.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 0.0f, + -6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, + -6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, + -6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, + -4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, + -4.0f / 9.0f, 8.0f / 9.0f, 0.0f, -4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, -4.0f / 9.0f, + 8.0f / 9.0f, 4.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, -4.0f / 9.0f, + 8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, -2.0f / 9.0f, + 8.0f / 9.0f, -6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, -2.0f / 9.0f, + 8.0f / 9.0f, -2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 0.0f, -2.0f / 9.0f, 8.0f / 9.0f, + 2.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, + 6.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 8.0f / 9.0f, + -8.0f / 9.0f, 0.0f, 8.0f / 9.0f, -6.0f / 9.0f, 0.0f, 8.0f / 9.0f, -4.0f / 9.0f, 0.0f, + 8.0f / 9.0f, -2.0f / 9.0f, 0.0f, 8.0f / 9.0f, 0.0f, 0.0f, 8.0f / 9.0f, 2.0f / 9.0f, 0.0f, + 8.0f / 9.0f, 4.0f / 9.0f, 0.0f, 8.0f / 9.0f, 6.0f / 9.0f, 0.0f, 8.0f / 9.0f, 8.0f / 9.0f, + 0.0f, 8.0f / 9.0f, -8.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, 2.0f / 9.0f, + 8.0f / 9.0f, -4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, 2.0f / 9.0f, + 8.0f / 9.0f, 0.0f, 2.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, + 4.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, + 2.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -6.0f / 9.0f, + 4.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -2.0f / 9.0f, + 4.0f / 9.0f, 8.0f / 9.0f, 0.0f, 4.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, 4.0f / 9.0f, + 8.0f / 9.0f, 4.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, + 8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + -6.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + -2.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, 0.0f, 6.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, + 6.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 6.0f / 9.0f, + 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, -8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, + -6.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, -4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, + -2.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 0.0f, 8.0f / 9.0f, 8.0f / 9.0f, 2.0f / 9.0f, + 8.0f / 9.0f, 8.0f / 9.0f, 4.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 6.0f / 9.0f, 8.0f / 9.0f, + 8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f, 8.0f / 9.0f }; + + // data taken from ISO/IEC DIS 11172, Annexes 3-B.2[abcd] and 3-B.4: + + // subbands 0-2 in tables 3-B.2a and 2b: (index is allocation) + public static final int table_ab1_codelength[] = + // bits per codeword + { 0, 5, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 }; + + public static final float table_ab1_groupingtables[][] = + // pointer to sample grouping table, or NULL-pointer if ungrouped + { null, grouping_5bits, null, null, null, null, null, null, null, null, null, null, null, + null, null, null }; + + public static final float table_ab1_factor[] = + // factor for requantization: (real)sample * factor - 1.0 gives requantized + // sample + { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f, + 1.0f / 128.0f, 1.0f / 256.0f, 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f, + 1.0f / 4096.0f, 1.0f / 8192.0f, 1.0f / 16384.0f, 1.0f / 32768.0f }; + + public static final float table_ab1_c[] = + // factor c for requantization from table 3-B.4 + { 0.0f, 1.33333333333f, 1.14285714286f, 1.06666666666f, 1.03225806452f, 1.01587301587f, + 1.00787401575f, 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f, + 1.00024420024f, 1.00012208522f, 1.00006103888f, 1.00003051851f, 1.00001525902f }; + + public static final float table_ab1_d[] = + // addend d for requantization from table 3-B.4 + { 0.0f, 0.50000000000f, 0.25000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f, + 0.01562500000f, 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f, + 0.00048828125f, 0.00024414063f, 0.00012207031f, 0.00006103516f, 0.00003051758f }; + + // subbands 3-... tables 3-B.2a and 2b: + public static final float[] table_ab234_groupingtables[] = { null, grouping_5bits, + grouping_7bits, null, grouping_10bits, null, null, null, null, null, null, null, null, + null, null, null }; + + // subbands 3-10 in tables 3-B.2a and 2b: + public static final int table_ab2_codelength[] = { 0, 5, 7, 3, 10, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 13, 16 }; + public static final float table_ab2_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 4.0f, + 1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f, 1.0f / 128.0f, + 1.0f / 256.0f, 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f, 1.0f / 4096.0f, + 1.0f / 32768.0f }; + public static final float table_ab2_c[] = { 0.0f, 1.33333333333f, 1.60000000000f, + 1.14285714286f, 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.01587301587f, + 1.00787401575f, 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f, + 1.00024420024f, 1.00012208522f, 1.00001525902f }; + public static final float table_ab2_d[] = { 0.0f, 0.50000000000f, 0.50000000000f, + 0.25000000000f, 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f, + 0.01562500000f, 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f, + 0.00048828125f, 0.00024414063f, 0.00003051758f }; + + // subbands 11-22 in tables 3-B.2a and 2b: + public static final int table_ab3_codelength[] = { 0, 5, 7, 3, 10, 4, 5, 16 }; + public static final float table_ab3_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 4.0f, + 1.0f / 8.0f, 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32768.0f }; + public static final float table_ab3_c[] = { 0.0f, 1.33333333333f, 1.60000000000f, + 1.14285714286f, 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.00001525902f }; + public static final float table_ab3_d[] = { 0.0f, 0.50000000000f, 0.50000000000f, + 0.25000000000f, 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.00003051758f }; + + // subbands 23-... in tables 3-B.2a and 2b: + public static final int table_ab4_codelength[] = { 0, 5, 7, 16 }; + public static final float table_ab4_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, + 1.0f / 32768.0f }; + public static final float table_ab4_c[] = { 0.0f, 1.33333333333f, 1.60000000000f, + 1.00001525902f }; + public static final float table_ab4_d[] = { 0.0f, 0.50000000000f, 0.50000000000f, + 0.00003051758f }; + + // subbands in tables 3-B.2c and 2d: + public static final int table_cd_codelength[] = { 0, 5, 7, 10, 4, 5, 6, 7, 8, 9, 10, 11, 12, + 13, 14, 15 }; + public static final float table_cd_groupingtables[][] = { null, grouping_5bits, grouping_7bits, + grouping_10bits, null, null, null, null, null, null, null, null, null, null, null, null }; + public static final float table_cd_factor[] = { 0.0f, 1.0f / 2.0f, 1.0f / 4.0f, 1.0f / 8.0f, + 1.0f / 8.0f, 1.0f / 16.0f, 1.0f / 32.0f, 1.0f / 64.0f, 1.0f / 128.0f, 1.0f / 256.0f, + 1.0f / 512.0f, 1.0f / 1024.0f, 1.0f / 2048.0f, 1.0f / 4096.0f, 1.0f / 8192.0f, + 1.0f / 16384.0f }; + public static final float table_cd_c[] = { 0.0f, 1.33333333333f, 1.60000000000f, + 1.77777777777f, 1.06666666666f, 1.03225806452f, 1.01587301587f, 1.00787401575f, + 1.00392156863f, 1.00195694716f, 1.00097751711f, 1.00048851979f, 1.00024420024f, + 1.00012208522f, 1.00006103888f, 1.00003051851f }; + public static final float table_cd_d[] = { 0.0f, 0.50000000000f, 0.50000000000f, + 0.50000000000f, 0.12500000000f, 0.06250000000f, 0.03125000000f, 0.01562500000f, + 0.00781250000f, 0.00390625000f, 0.00195312500f, 0.00097656250f, 0.00048828125f, + 0.00024414063f, 0.00012207031f, 0.00006103516f }; + + + protected int subbandnumber; + + protected int allocation; + + protected int scfsi; + + protected float scalefactor1; + + protected float scalefactor2; + + protected float scalefactor3; + + protected int[] codelength = { 0 }; + + protected float groupingtable[][] = new float[2][]; + // protected float[][] groupingtable = {{0},{0}} ; + + protected float[] factor = { 0.0f }; + + protected int groupnumber; + + protected int samplenumber; + + protected float[] samples = new float[3]; + + protected float[] c = { 0.0f }; + + protected float[] d = { 0.0f }; + + /** + * Constructor + */ + public SubbandLayer2( int subbandnumber) { + this.subbandnumber = subbandnumber; + groupnumber = samplenumber = 0; + } + + /** + * + */ + protected int get_allocationlength( Header header) { + + if (header.version() == Header.MPEG1) { + + int channel_bitrate = header.bitrate_index(); + + // calculate bitrate per channel: + if (header.mode() != Header.SINGLE_CHANNEL) + if (channel_bitrate == 4) + channel_bitrate = 1; + else + channel_bitrate -= 4; + + if (channel_bitrate == 1 || channel_bitrate == 2) + // table 3-B.2c or 3-B.2d + if (subbandnumber <= 1) + return 4; + else + return 3; + else + // tables 3-B.2a or 3-B.2b + if (subbandnumber <= 10) + return 4; + else if (subbandnumber <= 22) + return 3; + else + return 2; + } else { // MPEG-2 LSF -- Jeff + + // table B.1 of ISO/IEC 13818-3 + if (subbandnumber <= 3) + return 4; + else if (subbandnumber <= 10) + return 3; + else + return 2; + } + } + + /** + * + */ + + protected void prepare_sample_reading( Header header, + int allocation, + // float[][] groupingtable, + int channel, float[] factor, int[] codelength, + float[] c, float[] d) { + + // header.bitrate_index() will generate at most DELTA(THIS,SH*) + int channel_bitrate = header.bitrate_index(); + + // calculate bitrate per channel: + if (header.mode() != Header.SINGLE_CHANNEL) { + if (channel_bitrate == 4) { + channel_bitrate = 1; + } else { + channel_bitrate -= 4; + } + } + + if (channel_bitrate == 1 || channel_bitrate == 2) { + // table 3-B.2c or 3-B.2d + groupingtable[channel] = table_cd_groupingtables[allocation]; + factor[0] = table_cd_factor[allocation]; + codelength[0] = table_cd_codelength[allocation]; + c[0] = table_cd_c[allocation]; + d[0] = table_cd_d[allocation]; + } else { + // tables 3-B.2a or 3-B.2b + if (subbandnumber <= 2) { + groupingtable[channel] = table_ab1_groupingtables[allocation]; + factor[0] = table_ab1_factor[allocation]; + codelength[0] = table_ab1_codelength[allocation]; + c[0] = table_ab1_c[allocation]; + d[0] = table_ab1_d[allocation]; + } else { + groupingtable[channel] = table_ab234_groupingtables[allocation]; + if (subbandnumber <= 10) { + factor[0] = table_ab2_factor[allocation]; + codelength[0] = table_ab2_codelength[allocation]; + c[0] = table_ab2_c[allocation]; + d[0] = table_ab2_d[allocation]; + } else if (subbandnumber <= 22) { + factor[0] = table_ab3_factor[allocation]; + codelength[0] = table_ab3_codelength[allocation]; + c[0] = table_ab3_c[allocation]; + d[0] = table_ab3_d[allocation]; + } else { + factor[0] = table_ab4_factor[allocation]; + codelength[0] = table_ab4_codelength[allocation]; + c[0] = table_ab4_c[allocation]; + d[0] = table_ab4_d[allocation]; + } + } + } + } + + /** + * + */ + + // ssjava + public void read_allocation( Bitstream stream, + Header header, + Crc16 crc) { + + int length = get_allocationlength(header); + + allocation = stream.get_bits(length); + if (crc != null) { + crc.add_bits(allocation, length); + } + } + + /** + * + */ + public void read_scalefactor_selection( Bitstream stream, + Crc16 crc) { + if (allocation != 0) { + scfsi = stream.get_bits(2); + if (crc != null) + crc.add_bits(scfsi, 2); + } + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + if (allocation != 0) { + switch (scfsi) { + case 0: + scalefactor1 = scalefactors[stream.get_bits(6)]; + scalefactor2 = scalefactors[stream.get_bits(6)]; + scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + case 1: + scalefactor1 = scalefactor2 = scalefactors[stream.get_bits(6)]; + scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + case 2: + scalefactor1 = scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + case 3: + scalefactor1 = scalefactors[stream.get_bits(6)]; + scalefactor2 = scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + } + prepare_sample_reading(header, allocation, 0, factor, codelength, c, d); + } + } + + /** + * + */ + // ssjava + public boolean read_sampledata( Bitstream stream) { + if (allocation != 0) { + if (groupingtable[0] != null) { + + int samplecode = + stream.get_bits(codelength[0]); + // create requantized samples: + samplecode += samplecode << 1; + // float[] target = samples; //subbed in variable to reduce areas + // float[] source = groupingtable[0]; //subbed in variable to reduce + // areas + /* + * int tmp = 0; int temp = 0; target[tmp++] = source[samplecode + + * temp]; temp++; target[tmp++] = source[samplecode + temp]; temp++; + * target[tmp] = source[samplecode + temp]; + */ + // Bugfix: + int tmp = 0; + int temp = samplecode; + + // if(temp > source.length - 3) temp = source.length - 3; + if (temp > groupingtable[0].length - 3) { + temp = groupingtable[0].length - 3; + } + + samples[tmp] = groupingtable[0][temp]; + temp++; + tmp++; + samples[tmp] = groupingtable[0][temp]; + temp++; + tmp++; + samples[tmp] = groupingtable[0][temp]; + + // memcpy (samples, groupingtable + samplecode, 3 * sizeof (real)); + } else { + samples[0] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0); + samples[1] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0); + samples[2] = (float) ((stream.get_bits(codelength[0])) * factor[0] - 1.0); + } + } + samplenumber = 0; + if (++groupnumber == 12) + return true; + else + return false; + } + + // ssjava + public boolean put_next_sample( int channels, SynthesisFilter filter1, + SynthesisFilter filter2) { + + if ((allocation != 0) && (channels != OutputChannels.RIGHT_CHANNEL)) { + + float sample = samples[samplenumber]; + + if (groupingtable[0] == null) { + sample = (sample + d[0]) * c[0]; + } + if (groupnumber <= 4) { + sample *= scalefactor1; + } else if (groupnumber <= 8) { + sample *= scalefactor2; + } else { + sample *= scalefactor3; + } + filter1.input_sample(sample, subbandnumber); + } + + if (++samplenumber == 3) + return true; + else + return false; + } + }; + + /** + * Class for layer II subbands in joint stereo mode. + */ + + + static class SubbandLayer2IntensityStereo extends SubbandLayer2 { + + protected int channel2_scfsi; + + protected float channel2_scalefactor1; + + protected float channel2_scalefactor2; + + protected float channel2_scalefactor3; + + /** + * Constructor + */ + public SubbandLayer2IntensityStereo( int subbandnumber) { + super(subbandnumber); + } + + /** + * + */ + + public void read_allocation( Bitstream stream, Header header, + Crc16 crc) { + super.read_allocation(stream, header, crc); + } + + /** + * + */ + public void read_scalefactor_selection( Bitstream stream, + Crc16 crc) { + if (allocation != 0) { + scfsi = stream.get_bits(2); + channel2_scfsi = stream.get_bits(2); + if (crc != null) { + crc.add_bits(scfsi, 2); + crc.add_bits(channel2_scfsi, 2); + } + } + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + if (allocation != 0) { + super.read_scalefactor(stream, header); + switch (channel2_scfsi) { + case 0: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + + case 1: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = channel2_scalefactor1; + channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + + case 2: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = channel2_scalefactor1; + channel2_scalefactor3 = channel2_scalefactor2; + break; + + case 3: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor3 = channel2_scalefactor2; + break; + } + } + + } + + /** + * + */ + public boolean read_sampledata( Bitstream stream) { + return super.read_sampledata(stream); + } + + /** + * + */ + + + public boolean put_next_sample( int channels, SynthesisFilter filter1, + SynthesisFilter filter2) { + if (allocation != 0) { + float sample = samples[samplenumber]; + + if (groupingtable[0] == null) + sample = (sample + d[0]) * c[0]; + if (channels == OutputChannels.BOTH_CHANNELS) { + float sample2 = sample; + if (groupnumber <= 4) { + sample *= scalefactor1; + sample2 *= channel2_scalefactor1; + } else if (groupnumber <= 8) { + sample *= scalefactor2; + sample2 *= channel2_scalefactor2; + } else { + sample *= scalefactor3; + sample2 *= channel2_scalefactor3; + } + filter1.input_sample(sample, subbandnumber); + filter2.input_sample(sample2, subbandnumber); + } else if (channels == OutputChannels.LEFT_CHANNEL) { + if (groupnumber <= 4) + sample *= scalefactor1; + else if (groupnumber <= 8) + sample *= scalefactor2; + else + sample *= scalefactor3; + filter1.input_sample(sample, subbandnumber); + } else { + if (groupnumber <= 4) + sample *= channel2_scalefactor1; + else if (groupnumber <= 8) + sample *= channel2_scalefactor2; + else + sample *= channel2_scalefactor3; + filter1.input_sample(sample, subbandnumber); + } + } + + if (++samplenumber == 3) + return true; + else + return false; + } + }; + + /** + * Class for layer II subbands in stereo mode. + */ + + + static class SubbandLayer2Stereo extends SubbandLayer2 { + + protected int channel2_allocation; + + protected int channel2_scfsi; + + protected float channel2_scalefactor1; + + protected float channel2_scalefactor2; + + protected float channel2_scalefactor3; + // protected boolean channel2_grouping; ???? Never used! + + protected int[] channel2_codelength = { 0 }; + // protected float[][] channel2_groupingtable = {{0},{0}}; + + protected float[] channel2_factor = { 0.0f }; + + protected float[] channel2_samples; + + protected float[] channel2_c = { 0.0f }; + + protected float[] channel2_d = { 0.0f }; + + /** + * Constructor + */ + public SubbandLayer2Stereo( int subbandnumber) { + super(subbandnumber); + channel2_samples = new float[3]; + } + + /** + * + */ + + // ssjava + public void read_allocation( + Bitstream stream, + Header header, + Crc16 crc) { + + int length = get_allocationlength(header); + allocation = stream.get_bits(length); + channel2_allocation = stream.get_bits(length); + if (crc != null) { + crc.add_bits(allocation, length); + crc.add_bits(channel2_allocation, length); + } + + } + + /** + * + */ + public void read_scalefactor_selection( Bitstream stream, + Crc16 crc) { + if (allocation != 0) { + scfsi = stream.get_bits(2); + if (crc != null) + crc.add_bits(scfsi, 2); + } + if (channel2_allocation != 0) { + channel2_scfsi = stream.get_bits(2); + if (crc != null) + crc.add_bits(channel2_scfsi, 2); + } + } + + /** + * + */ + public void read_scalefactor( Bitstream stream, Header header) { + super.read_scalefactor(stream, header); + if (channel2_allocation != 0) { + switch (channel2_scfsi) { + case 0: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + + case 1: + channel2_scalefactor1 = channel2_scalefactor2 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + + case 2: + channel2_scalefactor1 = + channel2_scalefactor2 = channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + + case 3: + channel2_scalefactor1 = scalefactors[stream.get_bits(6)]; + channel2_scalefactor2 = channel2_scalefactor3 = scalefactors[stream.get_bits(6)]; + break; + } + prepare_sample_reading(header, channel2_allocation, 1, channel2_factor, + channel2_codelength, channel2_c, channel2_d); + } + } + + /** + * + */ + // ssjava + public boolean read_sampledata( + Bitstream stream) { + boolean returnvalue = super.read_sampledata(stream); + + if (channel2_allocation != 0) + if (groupingtable[1] != null) { + int samplecode = + stream.get_bits(channel2_codelength[0]); + // create requantized samples: + samplecode += samplecode << 1; + + int tmp = 0; + int temp = samplecode; + + channel2_samples[tmp] = groupingtable[1][temp]; + temp++; + tmp++; + channel2_samples[tmp] = groupingtable[1][temp]; + temp++; + tmp++; + channel2_samples[tmp] = groupingtable[1][temp]; + + } else { + channel2_samples[0] = + (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0); + channel2_samples[1] = + (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0); + channel2_samples[2] = + (float) ((stream.get_bits(channel2_codelength[0])) * channel2_factor[0] - 1.0); + } + return returnvalue; + } + + // ssjava + public boolean put_next_sample( int channels, SynthesisFilter filter1, + SynthesisFilter filter2) { + + boolean returnvalue = super.put_next_sample(channels, filter1, filter2); + + if ((channel2_allocation != 0) && (channels != OutputChannels.LEFT_CHANNEL)) { + + float sample = + channel2_samples[samplenumber - 1]; + + if (groupingtable[1] == null) { + sample = (sample + channel2_d[0]) * channel2_c[0]; + } + + if (groupnumber <= 4) { + sample *= channel2_scalefactor1; + } else if (groupnumber <= 8) { + sample *= channel2_scalefactor2; + } else { + sample *= channel2_scalefactor3; + } + + if (channels == OutputChannels.BOTH_CHANNELS) { + filter2.input_sample(sample, subbandnumber); + } else { + filter1.input_sample(sample, subbandnumber); + } + } + + return returnvalue; + + } + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIIDecoder.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIIDecoder.java new file mode 100644 index 00000000..ebbf8ec7 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/LayerIIIDecoder.java @@ -0,0 +1,2973 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 18/06/01 Michael Scheerer, Fixed bugs which causes + * negative indexes in method huffmann_decode and in method + * dequanisize_sample. + * + * 16/07/01 Michael Scheerer, Catched a bug in method + * huffmann_decode, which causes an outOfIndexException. + * Cause : Indexnumber of 24 at SfBandIndex, + * which has only a length of 22. I have simply and dirty + * fixed the index to <= 22, because I'm not really be able + * to fix the bug. The Indexnumber is taken from the MP3 + * file and the origin Ma-Player with the same code works + * well. + * + * 02/19/99 Java Conversion by E.B, javalayer@javazoom.net + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Class Implementing Layer 3 Decoder. + * + * @since 0.0 + */ +// +// 4th line added for hybrid. +// 5th added for stereo +// 6th added for reorder method +// 7th added for huffman_decode method +// 8th added for get_LSF_scale_data +// 9th added for get_LSF_scale_factors +// 10th added for get_scale_factors +// llth added for decode +// + + +final class LayerIIIDecoder implements FrameDecoder { + static final double d43 = (4.0 / 3.0); + + public int[] scalefac_buffer; + + // MDM: removed, as this wasn't being used. + // private float CheckSumOut1d = 0.0f; + + private int CheckSumHuff = 0; + + private int[] is_1d; + + private float[][][] ro; + + private float[][][] lr; + + private float[] inter; // 576 samples + + private float[] out_1d; // 576 samples + + private float[][] prevblck; + + + private float[][] k; + + private int[] nonzero; + + private SynthesisFilter filter1; + + private SynthesisFilter filter2; + // + // private Obuffer buffer; // output buffer + + private int which_channels; + + private BitReserve br; + + private III_side_info_t si; + + // private temporaire2[] III_scalefac_t; + + private final temporaire2[] scalefac; + // private III_scalefac_t scalefac; + + + private int max_gr; + + private int frame_start; + // private int part2_start; + + private final int channels; + + private int first_channel; + + private int last_channel; + + private int sfreq; + + + private int part2_start; + + + private boolean initialized = false; + + + float[][] raw_full; // 18 left shfited since it will be copied into prevblck! + + // constructor for the linear type system + public LayerIIIDecoder(Header h, @DELEGATE SynthesisFilter filtera, + @DELEGATE SynthesisFilter filterb, int which_ch0) { + + filter_pos = 11; + raw_full = new float[2][SBLIMIT * SSLIMIT]; + + filter1 = filtera; + filter2 = filterb; + + huffcodetab.inithuff(); + is_1d = new int[SBLIMIT * SSLIMIT + 4]; + ro = new float[2][SBLIMIT][SSLIMIT]; + lr = new float[2][SBLIMIT][SSLIMIT]; + out_1d = new float[SBLIMIT * SSLIMIT]; + inter = new float[SBLIMIT * SSLIMIT]; + prevblck = new float[2][SBLIMIT * SSLIMIT]; + k = new float[2][SBLIMIT * SSLIMIT]; + nonzero = new int[2]; + + // removes unnecessary aliases + // III_scalefact_t + // III_scalefac_t = new temporaire2[2]; + // III_scalefac_t[0] = new temporaire2(); + // III_scalefac_t[1] = new temporaire2(); + // scalefac = III_scalefac_t; + + scalefac = new temporaire2[2]; + scalefac[0] = new temporaire2(); + scalefac[1] = new temporaire2(); + + // L3TABLE INIT + + sfBandIndex = new SBI[9]; // SZD: MPEG2.5 +3 indices + int[] l0 = + { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, 284, 336, 396, + 464, 522, 576 }; + int[] s0 = { 0, 4, 8, 12, 18, 24, 32, 42, 56, 74, 100, 132, 174, 192 }; + int[] l1 = + { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 114, 136, 162, 194, 232, 278, 330, 394, + 464, 540, 576 }; + int[] s1 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 136, 180, 192 }; + int[] l2 = + { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, 284, 336, 396, + 464, 522, 576 }; + int[] s2 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, 174, 192 }; + + int[] l3 = + { 0, 4, 8, 12, 16, 20, 24, 30, 36, 44, 52, 62, 74, 90, 110, 134, 162, 196, 238, 288, 342, + 418, 576 }; + int[] s3 = { 0, 4, 8, 12, 16, 22, 30, 40, 52, 66, 84, 106, 136, 192 }; + int[] l4 = + { 0, 4, 8, 12, 16, 20, 24, 30, 36, 42, 50, 60, 72, 88, 106, 128, 156, 190, 230, 276, 330, + 384, 576 }; + int[] s4 = { 0, 4, 8, 12, 16, 22, 28, 38, 50, 64, 80, 100, 126, 192 }; + int[] l5 = + { 0, 4, 8, 12, 16, 20, 24, 30, 36, 44, 54, 66, 82, 102, 126, 156, 194, 240, 296, 364, 448, + 550, 576 }; + int[] s5 = { 0, 4, 8, 12, 16, 22, 30, 42, 58, 78, 104, 138, 180, 192 }; + // SZD: MPEG2.5 + int[] l6 = + { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, 284, 336, 396, + 464, 522, 576 }; + int[] s6 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, 174, 192 }; + int[] l7 = + { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, 284, 336, 396, + 464, 522, 576 }; + int[] s7 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, 174, 192 }; + int[] l8 = + { 0, 12, 24, 36, 48, 60, 72, 88, 108, 132, 160, 192, 232, 280, 336, 400, 476, 566, 568, + 570, 572, 574, 576 }; + int[] s8 = { 0, 8, 16, 24, 36, 52, 72, 96, 124, 160, 162, 164, 166, 192 }; + + sfBandIndex[0] = new SBI(l0, s0); + sfBandIndex[1] = new SBI(l1, s1); + sfBandIndex[2] = new SBI(l2, s2); + + sfBandIndex[3] = new SBI(l3, s3); + sfBandIndex[4] = new SBI(l4, s4); + sfBandIndex[5] = new SBI(l5, s5); + // SZD: MPEG2.5 + sfBandIndex[6] = new SBI(l6, s6); + sfBandIndex[7] = new SBI(l7, s7); + sfBandIndex[8] = new SBI(l8, s8); + // END OF L3TABLE INIT + + if (reorder_table == null) { // SZD: generate LUT + reorder_table = new int[9][]; + for ( int i = 0; i < 9; i++) + reorder_table[i] = reorder(sfBandIndex[i].s); + } + + // scalefac_buffer + scalefac_buffer = new int[54]; + // END OF scalefac_buffer + + init(h); + } + + + private void init( Header header) { + + frame_start = 0; + channels = (header.mode() == Header.SINGLE_CHANNEL) ? 1 : 2; + max_gr = (header.version() == Header.MPEG1) ? 2 : 1; + + sfreq = + header.sample_frequency() + + ((header.version() == Header.MPEG1) ? 3 : (header.version() == Header.MPEG25_LSF) ? 6 + : 0); // SZD + + if (channels == 2) { + switch (which_channels) { + case OutputChannels.LEFT_CHANNEL: + case OutputChannels.DOWNMIX_CHANNELS: + first_channel = last_channel = 0; + break; + + case OutputChannels.RIGHT_CHANNEL: + first_channel = last_channel = 1; + break; + + case OutputChannels.BOTH_CHANNELS: + default: + first_channel = 0; + last_channel = 1; + break; + } + } else { + first_channel = last_channel = 0; + } + + for ( int ch = 0; ch < 2; ch++) + for ( int j = 0; j < 576; j++) + prevblck[ch][j] = 0.0f; + + nonzero[0] = nonzero[1] = 576; + + si = new III_side_info_t(); + + initialized = true; + + } + + /** + * Constructor. + */ + // REVIEW: these constructor arguments should be moved to the + // decodeFrame() method, where possible, so that one + // + // public LayerIIIDecoder( Header header0, + // SynthesisFilter filtera, + // SynthesisFilter filterb, int which_ch0) { + // + // huffcodetab.inithuff(); + // is_1d = new int[SBLIMIT * SSLIMIT + 4]; + // ro = new float[2][SBLIMIT][SSLIMIT]; + // lr = new float[2][SBLIMIT][SSLIMIT]; + // out_1d = new float[SBLIMIT * SSLIMIT]; + // prevblck = new float[2][SBLIMIT * SSLIMIT]; + // k = new float[2][SBLIMIT * SSLIMIT]; + // nonzero = new int[2]; + // + // // removes unnecessary aliases + // // III_scalefact_t + // // III_scalefac_t = new temporaire2[2]; + // // III_scalefac_t[0] = new temporaire2(); + // // III_scalefac_t[1] = new temporaire2(); + // // scalefac = III_scalefac_t; + // + // scalefac = new temporaire2[2]; + // scalefac[0] = new temporaire2(); + // scalefac[1] = new temporaire2(); + // + // // L3TABLE INIT + // + // sfBandIndex = new SBI[9]; // SZD: MPEG2.5 +3 indices + // int[] l0 = + // { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, + // 284, 336, 396, + // 464, 522, 576 }; + // int[] s0 = { 0, 4, 8, 12, 18, 24, 32, 42, 56, 74, 100, 132, + // 174, 192 }; + // int[] l1 = + // { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 114, 136, 162, 194, 232, + // 278, 330, 394, + // 464, 540, 576 }; + // int[] s1 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 136, + // 180, 192 }; + // int[] l2 = + // { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, + // 284, 336, 396, + // 464, 522, 576 }; + // int[] s2 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, + // 174, 192 }; + // + // int[] l3 = + // { 0, 4, 8, 12, 16, 20, 24, 30, 36, 44, 52, 62, 74, 90, 110, 134, 162, 196, + // 238, 288, 342, + // 418, 576 }; + // int[] s3 = { 0, 4, 8, 12, 16, 22, 30, 40, 52, 66, 84, 106, 136, + // 192 }; + // int[] l4 = + // { 0, 4, 8, 12, 16, 20, 24, 30, 36, 42, 50, 60, 72, 88, 106, 128, 156, 190, + // 230, 276, 330, + // 384, 576 }; + // int[] s4 = { 0, 4, 8, 12, 16, 22, 28, 38, 50, 64, 80, 100, 126, + // 192 }; + // int[] l5 = + // { 0, 4, 8, 12, 16, 20, 24, 30, 36, 44, 54, 66, 82, 102, 126, 156, 194, 240, + // 296, 364, 448, + // 550, 576 }; + // int[] s5 = { 0, 4, 8, 12, 16, 22, 30, 42, 58, 78, 104, 138, + // 180, 192 }; + // // SZD: MPEG2.5 + // int[] l6 = + // { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, + // 284, 336, 396, + // 464, 522, 576 }; + // int[] s6 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, + // 174, 192 }; + // int[] l7 = + // { 0, 6, 12, 18, 24, 30, 36, 44, 54, 66, 80, 96, 116, 140, 168, 200, 238, + // 284, 336, 396, + // 464, 522, 576 }; + // int[] s7 = { 0, 4, 8, 12, 18, 26, 36, 48, 62, 80, 104, 134, + // 174, 192 }; + // int[] l8 = + // { 0, 12, 24, 36, 48, 60, 72, 88, 108, 132, 160, 192, 232, 280, 336, 400, + // 476, 566, 568, + // 570, 572, 574, 576 }; + // int[] s8 = { 0, 8, 16, 24, 36, 52, 72, 96, 124, 160, 162, 164, + // 166, 192 }; + // + // sfBandIndex[0] = new SBI(l0, s0); + // sfBandIndex[1] = new SBI(l1, s1); + // sfBandIndex[2] = new SBI(l2, s2); + // + // sfBandIndex[3] = new SBI(l3, s3); + // sfBandIndex[4] = new SBI(l4, s4); + // sfBandIndex[5] = new SBI(l5, s5); + // // SZD: MPEG2.5 + // sfBandIndex[6] = new SBI(l6, s6); + // sfBandIndex[7] = new SBI(l7, s7); + // sfBandIndex[8] = new SBI(l8, s8); + // // END OF L3TABLE INIT + // + // if (reorder_table == null) { // SZD: generate LUT + // reorder_table = new int[9][]; + // for ( int i = 0; i < 9; i++) + // reorder_table[i] = reorder(sfBandIndex[i].s); + // } + // + // // Sftable + // int[] ll0 = { 0, 6, 11, 16, 21 }; + // int[] ss0 = { 0, 6, 12 }; + // sftable = new Sftable(ll0, ss0); + // // END OF Sftable + // + // // scalefac_buffer + // scalefac_buffer = new int[54]; + // // END OF scalefac_buffer + // + // // header = header0; + // filter1 = filtera; + // filter2 = filterb; + // // buffer = buffer0; + // which_channels = which_ch0; + // + // frame_start = 0; + // channels = (header.mode() == Header.SINGLE_CHANNEL) ? 1 : 2; + // max_gr = (header.version() == Header.MPEG1) ? 2 : 1; + // + // sfreq = + // header.sample_frequency() + // + ((header.version() == Header.MPEG1) ? 3 : (header.version() == + // Header.MPEG25_LSF) ? 6 + // : 0); // SZD + // + // if (channels == 2) { + // switch (which_channels) { + // case OutputChannels.LEFT_CHANNEL: + // case OutputChannels.DOWNMIX_CHANNELS: + // first_channel = last_channel = 0; + // break; + // + // case OutputChannels.RIGHT_CHANNEL: + // first_channel = last_channel = 1; + // break; + // + // case OutputChannels.BOTH_CHANNELS: + // default: + // first_channel = 0; + // last_channel = 1; + // break; + // } + // } else { + // first_channel = last_channel = 0; + // } + // + // for ( int ch = 0; ch < 2; ch++) + // for ( int j = 0; j < 576; j++) + // prevblck[ch][j] = 0.0f; + // + // nonzero[0] = nonzero[1] = 576; + // + // br = new BitReserve(); + // si = new III_side_info_t(); + // } + + /** + * Notify decoder that a seek is being made. + */ + + public void seek_notify() { + frame_start = 0; + for ( int ch = 0; ch < 2; ch++) + for ( int j = 0; j < 576; j++) + prevblck[ch][j] = 0.0f; + br = new BitReserve(); + } + + public void decodeFrame( Header header) { + decode(header); + } + + /** + * Decode one frame, filling the buffer with the output samples. + */ + + // subband samples are buffered and passed to the + // SynthesisFilter in one go. + + private float[] samples1 = new float[32]; + + private float[] samples2 = new float[32]; + + private int filter_pos; + + /* + * location hierarchy of decode() {header} {stream} {si} {br, flush_main, + * main_data_end,frame_start,nSlots,bytes_to_discard}* {gr,max_gr} // granule + * {ch,channels,first_channel, last_channel, which_channels} // channel + * {part2_start} {sb18, ss} {out_1d}* {sb}* {samples1,sample2} + * {filter1,filter2} + */ + // + + public void decode( Header header) { + + // if (!initialized) { + // init(header); + // } + + // overwrites once per a loop + SSJAVA.arrayinit(samples1, 0); + SSJAVA.arrayinit(samples2, 0); + SSJAVA.arrayinit(ro, 2, SBLIMIT, SSLIMIT, 0); + SSJAVA.arrayinit(lr, 2, SBLIMIT, SSLIMIT, 0); + SSJAVA.arrayinit(is_pos, 7); + SSJAVA.arrayinit(is_ratio, 0); + SSJAVA.arrayinit(out_1d, 0); + SSJAVA.arrayinit(inter, 0); + SSJAVA.arrayinit(k, 2, SBLIMIT * SSLIMIT, 0); + SSJAVA.arrayinit(is_1d, 0); + SSJAVA.arrayinit(tsOutCopy, 0); + SSJAVA.arrayinit(scalefac_buffer, 0); + SSJAVA.arrayinit(nonzero, 576); + SSJAVA.arrayinit(new_slen, 0); + + SSJAVA.arrayinit(raw_full, 2, SBLIMIT * SSLIMIT, 0); + SSJAVA.arrayinit(rawout, 0); + CheckSumHuff = 0; + // prevblck = new float[2][SBLIMIT * SSLIMIT]; + si = new III_side_info_t(); + // + + int nSlots = header.slots(); + + int gr; + int ch; + + int ss; + int sb; + int sb18; + + int main_data_end; + int flush_main; + + int bytes_to_discard; + int i; + + // modifications for linear type + get_side_info(header); + br = header.getBitReserve(); + + int version = header.version(); + + // additional codes for the definitely written property + filter_pos = (header.getIdx() * 4) & 0xf; + filter1.vidx = 1; + filter2.vidx = 1; + filter1.actual_write_pos = filter_pos; + filter2.actual_write_pos = filter_pos; + + // here 'gr' and 'max_gr' should be higher than 'ch','channels', and more + for (gr = 0; gr < max_gr; gr++) { // two granules per channel + // in the loop body, access set={part2_start} + + // 'ch', 'channels' should be higher than all locs in the below body + for (ch = 0; ch < channels; ch++) { + // part2_start = br.hsstell(); + int part2_start_local = br.hsstell(); + + // grab scale factors from the main data. + // following the scale factors is the actual compressed data + if (version == Header.MPEG1) + get_scale_factors(header, ch, gr); // no need to care from this side + // here move scale factor data from 'br' buffer to 'scalefac' field + else + // MPEG-2 LSF, SZD: MPEG-2.5 LSF + get_LSF_scale_factors(header, ch, gr); // no need to care from this + // side + + // here, decoding the compressed audio data + huffman_decode(part2_start_local, ch, gr); // no need to care from this + // side + // System.out.println("CheckSum HuffMan = " + CheckSumHuff); + dequantize_sample(/* ro[ch], */ch, gr); // no need to care from this + // side + } + + stereo(header, gr); // no need to care from this side + + if ((which_channels == OutputChannels.DOWNMIX_CHANNELS) && (channels > 1)) { + do_downmix(); + } + + for (ch = first_channel; ch <= last_channel; ch++) { // 'ch' and + // 'first_channel' > + // the body + + reorder(/* lr[ch], */ch, gr); + antialias(ch, gr); + + // float CheckSumOut1d=0; + // for (int hb = 0;hb<576;hb++) { + // CheckSumOut1d = CheckSumOut1d + out_1d[hb]; + // } + // System.out.println("CheckSumOut1d = "+CheckSumOut1d); + + for ( int index = 0; index < 576; index++) { + out_1d[index] = inter[index]; + } + + hybrid(ch, gr); + + // float CheckSumOut1d=0; + // for (int hb = 0;hb<576;hb++) { + // CheckSumOut1d = CheckSumOut1d + out_1d[hb]; + // } + // System.out.println("CheckSumOut1d = "+CheckSumOut1d); + + for (sb18 = 18; sb18 < 576; sb18 += 36) { + // sb18 > ss, SSLIMIT, out1d + // Frequency inversion + for (ss = 1; ss < SSLIMIT; ss += 2) { + // 'ss','SSLIMIT' > out_1d + out_1d[sb18 + ss] = -out_1d[sb18 + ss]; // out1d* + } + } + + // 'ch', 'which_channels' should be higher than if/else body! + // location set written by if/else body + // = {samples1, samples2, filter1, filter2} + if ((ch == 0) || (which_channels == OutputChannels.RIGHT_CHANNEL)) { + for (ss = 0; ss < SSLIMIT; ss++) { // Polyphase synthesis + sb = 0; + for (sb18 = 0; sb18 < 576; sb18 += 18) { + samples1[sb] = out_1d[sb18 + ss]; // out_1d > samples1 + // filter1.input_sample(out_1d[sb18+ss], sb); + sb++; // sb should be loc* + } + filter1.input_samples(samples1); + // System.out.println("filter1 writepos=" + filter1.actual_write_pos + // + " vidx=" + filter1.vidx); + filter1.calculate_pcm_samples(); + } + } else { + for (ss = 0; ss < SSLIMIT; ss++) { // Polyphase synthesis + sb = 0; + for (sb18 = 0; sb18 < 576; sb18 += 18) { + samples2[sb] = out_1d[sb18 + ss]; // out_1d > samples2 + // filter2.input_sample(out_1d[sb18+ss], sb); + sb++; + } + filter2.input_samples(samples2); + filter2.calculate_pcm_samples(); + } + } + // System.out.println("#END CH=" + ch + " actual_write_pos=" + + // filter1.actual_write_pos); + } // channels + + // TODO + if (gr < max_gr - 1) { + // init prev + SSJAVA.arrayinit(prevblck, 2, SBLIMIT * SSLIMIT, 0); + // copy from raw_full to prev + SSJAVA.arraycopy(prevblck, raw_full, 2, SBLIMIT * SSLIMIT); + } + // for (int chidx = 0; chidx < 2; chidx++) { + // for (int sidx = 0; sidx < SBLIMIT * SSLIMIT; sidx++) { + // prevblck[chidx][sidx] = raw_full[chidx][sidx]; + // } + // } + // System.out.println("#END GR=" + gr + " actual_write_pos=" + + // filter1.actual_write_pos); + } // granule + + // TODO + // init prev + SSJAVA.arrayinit(prevblck, 2, SBLIMIT * SSLIMIT, 0); + // copy from raw_full to prev + SSJAVA.arraycopy(prevblck, raw_full, 2, SBLIMIT * SSLIMIT); + + // System.out.println("#END FRAME actual_write_pos=" + + // filter1.actual_write_pos); + + filter1.clear(); + filter2.clear(); + + // System.out.println("Counter = ................................."+counter); + // if (counter < 609) + // { + // counter++; // count should be loc* + // buffer.write_buffer(1); // buffer!!! + // } + // else if (counter == 609) + // { + // buffer.close(); + // counter++; + // } + // else + // { + // } + + } + + /** + * Reads the side info from the stream, assuming the entire. frame has been + * read already. Mono : 136 bits (= 17 bytes) Stereo : 256 bits (= 32 bytes) + */ + + private boolean get_side_info( Header header) { + + SideInfoBuffer sib = + header.getSideInfoBuffer(); + int version = header.version(); + + int ch; + int gr; + // System.out.println("#get_side_info"); + if (version == Header.MPEG1) { + + si.main_data_begin = sib.get_bits(9); + if (channels == 1) + si.private_bits = sib.get_bits(5); + else + si.private_bits = sib.get_bits(3); + + for (ch = 0; ch < channels; ch++) { + si.ch[ch].scfsi[0] = sib.get_bits(1); + si.ch[ch].scfsi[1] = sib.get_bits(1); + si.ch[ch].scfsi[2] = sib.get_bits(1); + si.ch[ch].scfsi[3] = sib.get_bits(1); + } + + // System.out.println("BEFORE GR,CH"); + + for (gr = 0; gr < 2; gr++) { + // System.out.println("GR=" + gr); + for (ch = 0; ch < channels; ch++) { + // System.out.println("CH"); + si.ch[ch].gr[gr].part2_3_length = sib.get_bits(12); + si.ch[ch].gr[gr].big_values = sib.get_bits(9); + si.ch[ch].gr[gr].global_gain = sib.get_bits(8); + si.ch[ch].gr[gr].scalefac_compress = sib.get_bits(4); + int cond = sib.get_bits(1); + // si.ch[ch].gr[gr].window_switching_flag = sib.get_bits(1); + // if ((si.ch[ch].gr[gr].window_switching_flag) != 0) { + if (cond != 0) { + si.ch[ch].gr[gr].block_type = sib.get_bits(2); + si.ch[ch].gr[gr].mixed_block_flag = sib.get_bits(1); + + si.ch[ch].gr[gr].table_select[0] = sib.get_bits(5); + si.ch[ch].gr[gr].table_select[1] = sib.get_bits(5); + + si.ch[ch].gr[gr].subblock_gain[0] = sib.get_bits(3); + si.ch[ch].gr[gr].subblock_gain[1] = sib.get_bits(3); + si.ch[ch].gr[gr].subblock_gain[2] = sib.get_bits(3); + + // Set region_count parameters since they are implicit + // in this case. + + if (si.ch[ch].gr[gr].block_type == 0) { + // Side info bad: block_type == 0 in split block + return false; + } else if (si.ch[ch].gr[gr].block_type == 2 && si.ch[ch].gr[gr].mixed_block_flag == 0) { + si.ch[ch].gr[gr].region0_count = 8; + } else { + si.ch[ch].gr[gr].region0_count = 7; + } + si.ch[ch].gr[gr].region1_count = 20 - si.ch[ch].gr[gr].region0_count; + } else { + si.ch[ch].gr[gr].table_select[0] = sib.get_bits(5); + si.ch[ch].gr[gr].table_select[1] = sib.get_bits(5); + si.ch[ch].gr[gr].table_select[2] = sib.get_bits(5); + si.ch[ch].gr[gr].region0_count = sib.get_bits(4); + si.ch[ch].gr[gr].region1_count = sib.get_bits(3); + si.ch[ch].gr[gr].block_type = 0; + } + // + si.ch[ch].gr[gr].window_switching_flag = cond; + // + si.ch[ch].gr[gr].preflag = sib.get_bits(1); + si.ch[ch].gr[gr].scalefac_scale = sib.get_bits(1); + si.ch[ch].gr[gr].count1table_select = sib.get_bits(1); + } + } + + } else { // MPEG-2 LSF, SZD: MPEG-2.5 LSF + + si.main_data_begin = sib.get_bits(8); + if (channels == 1) + si.private_bits = sib.get_bits(1); + else + si.private_bits = sib.get_bits(2); + + for (ch = 0; ch < channels; ch++) { + + si.ch[ch].gr[0].part2_3_length = sib.get_bits(12); + si.ch[ch].gr[0].big_values = sib.get_bits(9); + si.ch[ch].gr[0].global_gain = sib.get_bits(8); + si.ch[ch].gr[0].scalefac_compress = sib.get_bits(9); + + int cond = sib.get_bits(1); + // si.ch[ch].gr[0].window_switching_flag = sib.get_bits(1); + // if ((si.ch[ch].gr[0].window_switching_flag) != 0) { + if (cond != 0) { + + si.ch[ch].gr[0].block_type = sib.get_bits(2); + si.ch[ch].gr[0].mixed_block_flag = sib.get_bits(1); + si.ch[ch].gr[0].table_select[0] = sib.get_bits(5); + si.ch[ch].gr[0].table_select[1] = sib.get_bits(5); + + si.ch[ch].gr[0].subblock_gain[0] = sib.get_bits(3); + si.ch[ch].gr[0].subblock_gain[1] = sib.get_bits(3); + si.ch[ch].gr[0].subblock_gain[2] = sib.get_bits(3); + + // Set region_count parameters since they are implicit in + // this case. + + if (si.ch[ch].gr[0].block_type == 0) { + // Side info bad: block_type == 0 in split block + return false; + } else if (si.ch[ch].gr[0].block_type == 2 && si.ch[ch].gr[0].mixed_block_flag == 0) { + si.ch[ch].gr[0].region0_count = 8; + } else { + si.ch[ch].gr[0].region0_count = 7; + si.ch[ch].gr[0].region1_count = 20 - si.ch[ch].gr[0].region0_count; + } + + } else { + si.ch[ch].gr[0].table_select[0] = sib.get_bits(5); + si.ch[ch].gr[0].table_select[1] = sib.get_bits(5); + si.ch[ch].gr[0].table_select[2] = sib.get_bits(5); + si.ch[ch].gr[0].region0_count = sib.get_bits(4); + si.ch[ch].gr[0].region1_count = sib.get_bits(3); + si.ch[ch].gr[0].block_type = 0; + } + // + si.ch[ch].gr[gr].window_switching_flag = cond; + // + + si.ch[ch].gr[0].scalefac_scale = sib.get_bits(1); + si.ch[ch].gr[0].count1table_select = sib.get_bits(1); + } // for(ch=0; ch>> 4) / 5; + new_slen[1] = (scalefac_comp >>> 4) % 5; + new_slen[2] = (scalefac_comp & 0xF) >>> 2; + new_slen[3] = (scalefac_comp & 3); + si.ch[ch].gr[gr].preflag = 0; + blocknumber = 0; + + } else if (scalefac_comp < 500) { + + new_slen[0] = ((scalefac_comp - 400) >>> 2) / 5; + new_slen[1] = ((scalefac_comp - 400) >>> 2) % 5; + new_slen[2] = (scalefac_comp - 400) & 3; + new_slen[3] = 0; + si.ch[ch].gr[gr].preflag = 0; + blocknumber = 1; + + } else if (scalefac_comp < 512) { + + new_slen[0] = (scalefac_comp - 500) / 3; + new_slen[1] = (scalefac_comp - 500) % 3; + new_slen[2] = 0; + new_slen[3] = 0; + si.ch[ch].gr[gr].preflag = 1; + blocknumber = 2; + } + } + + if ((((mode_ext == 1) || (mode_ext == 3)) && (ch == 1))) { + int_scalefac_comp = scalefac_comp >>> 1; + + if (int_scalefac_comp < 180) { + new_slen[0] = int_scalefac_comp / 36; + new_slen[1] = (int_scalefac_comp % 36) / 6; + new_slen[2] = (int_scalefac_comp % 36) % 6; + new_slen[3] = 0; + si.ch[ch].gr[gr].preflag = 0; + blocknumber = 3; + } else if (int_scalefac_comp < 244) { + new_slen[0] = ((int_scalefac_comp - 180) & 0x3F) >>> 4; + new_slen[1] = ((int_scalefac_comp - 180) & 0xF) >>> 2; + new_slen[2] = (int_scalefac_comp - 180) & 3; + new_slen[3] = 0; + si.ch[ch].gr[gr].preflag = 0; + blocknumber = 4; + } else if (int_scalefac_comp < 255) { + new_slen[0] = (int_scalefac_comp - 244) / 3; + new_slen[1] = (int_scalefac_comp - 244) % 3; + new_slen[2] = 0; + new_slen[3] = 0; + si.ch[ch].gr[gr].preflag = 0; + blocknumber = 5; + } + } + + // for ( int x = 0; x < 45; x++) + // // why 45, not 54? + // scalefac_buffer[x] = 0; + + m = 0; + for ( int i = 0; i < 4; i++) { + int jmax = nr_of_sfb_block[blocknumber][blocktypenumber][i]; + for ( int j = 0; j < jmax; j++) { + scalefac_buffer[m] = (new_slen[i] == 0) ? 0 : br.hgetbits(new_slen[i]); + m++; + + } // for (unint32 j ... + } // for (uint32 i ... + } + + /** + * + */ + + private void get_LSF_scale_factors( Header header, + int ch, int gr) { + + int sfb; + int m = 0; + int window; + // gr_info_s gr_info = (si.ch[ch].gr[gr]); // remove alias + + get_LSF_scale_data(header, ch, gr); + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].block_type == 2)) { + if (si.ch[ch].gr[gr].mixed_block_flag != 0) { // MIXED + for (sfb = 0; sfb < 8; sfb++) { + scalefac[ch].l[sfb] = scalefac_buffer[m]; + m++; + } + for (sfb = 3; sfb < 12; sfb++) { + for (window = 0; window < 3; window++) { + scalefac[ch].s[window][sfb] = scalefac_buffer[m]; + m++; + } + } + for (window = 0; window < 3; window++) + scalefac[ch].s[window][12] = 0; + + } else { // SHORT + + for (sfb = 0; sfb < 12; sfb++) { + for (window = 0; window < 3; window++) { + scalefac[ch].s[window][sfb] = scalefac_buffer[m]; + m++; + } + } + + for (window = 0; window < 3; window++) + scalefac[ch].s[window][12] = 0; + } + } else { // LONG types 0,1,3 + + for (sfb = 0; sfb < 21; sfb++) { + scalefac[ch].l[sfb] = scalefac_buffer[m]; + m++; + } + scalefac[ch].l[21] = 0; // Jeff + scalefac[ch].l[22] = 0; + } + } + + /** + * + */ + // + // int[] x = { 0 }; + // + // int[] y = { 0 }; + // + // int[] v = { 0 }; + // + // int[] w = { 0 }; + // + // int x[] = { 0 }; + // + // int y[] = { 0 }; + // + // int v[] = { 0 }; + // + // int w[] = { 0 }; + + + private void huffman_decode( int part2_start_local, + int ch, int gr) { + + int x[] = new int[1]; + int y[] = new int[1]; + int v[] = new int[1]; + int w[] = new int[1]; + + int part2_3_end = + part2_start_local + si.ch[ch].gr[gr].part2_3_length; + int num_bits; + int region1Start; + int region2Start; + int index; + + int buf; + int buf1; + + // Find region boundary for short block case + + if (((si.ch[ch].gr[gr].window_switching_flag) != 0) && (si.ch[ch].gr[gr].block_type == 2)) { + + // Region2. + // MS: Extrahandling for 8KHZ + region1Start = (sfreq == 8) ? 72 : 36; // sfb[9/3]*3=36 or in case + // 8KHZ = 72 + region2Start = 576; // No Region2 for short block case + + } else { // Find region boundary for long block case + + buf = si.ch[ch].gr[gr].region0_count + 1; + buf1 = buf + si.ch[ch].gr[gr].region1_count + 1; + + if (buf1 > sfBandIndex[sfreq].l.length - 1) + buf1 = sfBandIndex[sfreq].l.length - 1; + + region1Start = sfBandIndex[sfreq].l[buf]; + region2Start = sfBandIndex[sfreq].l[buf1]; /* MI */ + } + + index = 0; + // Read bigvalues area + TERMINATE: for ( int i = 0; i < (si.ch[ch].gr[gr].big_values << 1); i += + 2) { + + int htIdx; + if (i < region1Start) { + htIdx = si.ch[ch].gr[gr].table_select[0]; + // h = huffcodetab.ht[si.ch[ch].gr[gr].table_select[0]]; + } else if (i < region2Start) { + htIdx = si.ch[ch].gr[gr].table_select[1]; + // h = huffcodetab.ht[si.ch[ch].gr[gr].table_select[1]]; + } else { + htIdx = si.ch[ch].gr[gr].table_select[2]; + // h = huffcodetab.ht[si.ch[ch].gr[gr].table_select[2]]; + } + + huffcodetab.huffman_decoder(htIdx, x, y, v, w, br); + // if (index >= is_1d.length) + // System.out.println("i0="+i+"/"+(si.ch[ch].gr[gr].big_values<<1)+" Index="+index+" is_1d="+is_1d.length); + + is_1d[index++] = x[0]; + is_1d[index++] = y[0]; + + CheckSumHuff = CheckSumHuff + x[0] + y[0]; + // System.out.println("x = " + x[0] + " y = " + y[0]); + } + + // Read count1 area + + int htIdx = si.ch[ch].gr[gr].count1table_select + 32; + // h = huffcodetab.ht[si.ch[ch].gr[gr].count1table_select + 32]; + num_bits = br.hsstell(); + + TERMINATE: while ((num_bits < part2_3_end) && (index < 576)) { + + huffcodetab.huffman_decoder(htIdx, x, y, v, w, br); + + is_1d[index++] = v[0]; + is_1d[index++] = w[0]; + is_1d[index++] = x[0]; + is_1d[index++] = y[0]; + CheckSumHuff = CheckSumHuff + v[0] + w[0] + x[0] + y[0]; + // System.out.println("v = "+v[0]+" w = "+w[0]); + // System.out.println("x = "+x[0]+" y = "+y[0]); + num_bits = br.hsstell(); + } + + if (num_bits > part2_3_end) { + br.rewindNbits(num_bits - part2_3_end); + index -= 4; + } + + num_bits = br.hsstell(); + + // Dismiss stuffing bits + if (num_bits < part2_3_end) + br.hgetbits(part2_3_end - num_bits); + + // Zero out rest + + if (index < 576) + nonzero[ch] = index; + else + nonzero[ch] = 576; + + if (index < 0) + index = 0; + + // may not be necessary + for (; index < 576; index++) + is_1d[index] = 0; + } + + + private int huffcodetab_huffman_decoder( int h) { + // TODO need to move huffmancodetab implementation here + return 0; + } + + /** + * + */ + private void i_stereo_k_values( int is_pos, + int io_type, int i) { + if (is_pos == 0) { + k[0][i] = 1.0f; + k[1][i] = 1.0f; + } else if ((is_pos & 1) != 0) { + k[0][i] = io[io_type][(is_pos + 1) >>> 1]; + k[1][i] = 1.0f; + } else { + k[0][i] = 1.0f; + k[1][i] = io[io_type][is_pos >>> 1]; + } + } + + /** + * + */ + // + + // ssjava + private void dequantize_sample( + /* float xr[][], */ int ch, + int gr) { + + // gr_info_s gr_info = (si.ch[ch].gr[gr]); remove alias! + int cb = 0; + + int next_cb_boundary; + int cb_begin = 0; + int cb_width = 0; + float g_gain; + + int index = 0; + int t_index; + int j; + + // float[][] xr_1d = xr;//substituted xr for instances of xr_1d to decrease + // number of areas + + // choose correct scalefactor band per block type, initalize boundary + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].block_type == 2)) { + if (si.ch[ch].gr[gr].mixed_block_flag != 0) + next_cb_boundary = sfBandIndex[sfreq].l[1]; // LONG blocks: 0,1,3 + else { + cb_width = sfBandIndex[sfreq].s[1]; + next_cb_boundary = (cb_width << 2) - cb_width; + cb_begin = 0; + } + } else { + next_cb_boundary = sfBandIndex[sfreq].l[1]; // LONG blocks: 0,1,3 + } + + // Compute overall (global) scaling. + + g_gain = (float) Math.pow(2.0, (0.25 * (si.ch[ch].gr[gr].global_gain - 210.0))); + + for (j = 0; j < nonzero[ch]; j++) { + // Modif E.B 02/22/99 + int reste = j % SSLIMIT; + int quotien = (int) ((j - reste) / SSLIMIT); + if (is_1d[j] == 0) { + ro[ch][quotien][reste] = 0.0f; + } else { + int abv = is_1d[j]; + // Pow Array fix (11/17/04) + if (abv < t_43.length) { + if (is_1d[j] > 0) + ro[ch][quotien][reste] = g_gain * t_43[abv]; + else { + if (-abv < t_43.length) + ro[ch][quotien][reste] = -g_gain * t_43[-abv]; + else + ro[ch][quotien][reste] = -g_gain * (float) Math.pow(-abv, d43); + } + } else { + if (is_1d[j] > 0) + ro[ch][quotien][reste] = g_gain * (float) Math.pow(abv, d43); + else + ro[ch][quotien][reste] = -g_gain * (float) Math.pow(-abv, d43); + } + } + } + + // apply formula per block type + for (j = 0; j < nonzero[ch]; j++) { + // Modif E.B 02/22/99 + int reste = j % SSLIMIT; + int quotien = (int) ((j - reste) / SSLIMIT); + + if (index == next_cb_boundary) { /* Adjust critical band boundary */ + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].block_type == 2)) { + if (si.ch[ch].gr[gr].mixed_block_flag != 0) { + + if (index == sfBandIndex[sfreq].l[8]) { + next_cb_boundary = sfBandIndex[sfreq].s[4]; + next_cb_boundary = (next_cb_boundary << 2) - next_cb_boundary; + cb = 3; + cb_width = sfBandIndex[sfreq].s[4] - sfBandIndex[sfreq].s[3]; + + cb_begin = sfBandIndex[sfreq].s[3]; + cb_begin = (cb_begin << 2) - cb_begin; + + } else if (index < sfBandIndex[sfreq].l[8]) { + + next_cb_boundary = sfBandIndex[sfreq].l[(++cb) + 1]; + + } else { + + next_cb_boundary = sfBandIndex[sfreq].s[(++cb) + 1]; + next_cb_boundary = (next_cb_boundary << 2) - next_cb_boundary; + + cb_begin = sfBandIndex[sfreq].s[cb]; + cb_width = sfBandIndex[sfreq].s[cb + 1] - cb_begin; + cb_begin = (cb_begin << 2) - cb_begin; + } + + } else { + + next_cb_boundary = sfBandIndex[sfreq].s[(++cb) + 1]; + next_cb_boundary = (next_cb_boundary << 2) - next_cb_boundary; + + cb_begin = sfBandIndex[sfreq].s[cb]; + cb_width = sfBandIndex[sfreq].s[cb + 1] - cb_begin; + cb_begin = (cb_begin << 2) - cb_begin; + } + + } else { // long blocks + + next_cb_boundary = sfBandIndex[sfreq].l[(++cb) + 1]; + + } + } + + // Do long/short dependent scaling operations + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) + && (((si.ch[ch].gr[gr].block_type == 2) && (si.ch[ch].gr[gr].mixed_block_flag == 0)) || ((si.ch[ch].gr[gr].block_type == 2) + && (si.ch[ch].gr[gr].mixed_block_flag != 0) && (j >= 36)))) { + + t_index = (index - cb_begin) / cb_width; + /* + * xr[sb][ss] *= pow(2.0, ((-2.0 * gr_info.subblock_gain[t_index]) -(0.5 + * * (1.0 + gr_info.scalefac_scale) scalefac[ch].s[t_index][cb]))); + */ + int idx = + scalefac[ch].s[t_index][cb] << si.ch[ch].gr[gr].scalefac_scale; + idx += (si.ch[ch].gr[gr].subblock_gain[t_index] << 2); + + ro[ch][quotien][reste] *= two_to_negative_half_pow[idx]; + + } else { // LONG block types 0,1,3 & 1st 2 subbands of switched blocks + /* + * xr[sb][ss] *= pow(2.0, -0.5 * (1.0+gr_info.scalefac_scale) + * (scalefac[ch].l[cb] + gr_info.preflag * pretab[cb])); + */ + int idx = scalefac[ch].l[cb]; + + if (si.ch[ch].gr[gr].preflag != 0) + idx += pretab[cb]; + + idx = idx << si.ch[ch].gr[gr].scalefac_scale; + ro[ch][quotien][reste] *= two_to_negative_half_pow[idx]; + } + index++; + } + + for (j = nonzero[ch]; j < 576; j++) { + // Modif E.B 02/22/99 + int reste = j % SSLIMIT; + int quotien = (int) ((j - reste) / SSLIMIT); + if (reste < 0) + reste = 0; + if (quotien < 0) + quotien = 0; + ro[ch][quotien][reste] = 0.0f; + } + + return; + } + + /** + * + */ + // ssjava + // + + private void reorder(/* float xr[][], */ int ch, + int gr) { + // the purpose of reordering: move 'short samples' back to their original + // position + // after reorder, the samples are no long ordered by frequency + + // the format of input data to reorder: + // three small chunks of 192 samples each are combined to 576 samples + // ordered by frequency + + // gr_info_s gr_info = (si.ch[ch].gr[gr]); //remove alias + + int index; + + int freq; + int freq3; + int sfb; + int sfb_start; + int sfb_lines; + int src_line; + int des_line; + // float[][] xr_1d = xr; subbed in xr for xr_1d so as not to create extra + // areas + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].block_type == 2)) { + + // for (index = 0; index < 576; index++) { + // inter[index] = 0.0f; + // } + + if (si.ch[ch].gr[gr].mixed_block_flag != 0) { + // NO REORDER FOR LOW 2 SUBBANDS + for (index = 0; index < 36; index++) { + // Modif E.B 02/22/99 + int reste = index % SSLIMIT; + int quotien = (int) ((index - reste) / SSLIMIT); + inter[index] = lr[ch][quotien][reste]; + } + // REORDERING FOR REST SWITCHED SHORT + /* + * for( sfb=3,sfb_start=sfBandIndex[sfreq].s[3], + * sfb_lines=sfBandIndex[sfreq].s[4] - sfb_start; sfb < 13; + * sfb++,sfb_start = sfBandIndex[sfreq].s[sfb], sfb_lines = + * sfBandIndex[sfreq].s[sfb+1] - sfb_start ) { + */ + for (sfb = 3; sfb < 13; sfb++) { + // System.out.println("sfreq="+sfreq+" sfb="+sfb+" sfBandIndex="+sfBandIndex.length+" sfBandIndex[sfreq].s="+sfBandIndex[sfreq].s.length); + sfb_start = sfBandIndex[sfreq].s[sfb]; + sfb_lines = sfBandIndex[sfreq].s[sfb + 1] - sfb_start; + + int sfb_start3 = (sfb_start << 2) - sfb_start; + + for (freq = 0, freq3 = 0; freq < sfb_lines; freq++, freq3 += 3) { + + src_line = sfb_start3 + freq; + des_line = sfb_start3 + freq3; + // Modif E.B 02/22/99 + int reste = src_line % SSLIMIT; + int quotien = (int) ((src_line - reste) / SSLIMIT); + + inter[des_line] = lr[ch][quotien][reste]; + src_line += sfb_lines; + des_line++; + + reste = src_line % SSLIMIT; + quotien = (int) ((src_line - reste) / SSLIMIT); + + inter[des_line] = lr[ch][quotien][reste]; + src_line += sfb_lines; + des_line++; + + reste = src_line % SSLIMIT; + quotien = (int) ((src_line - reste) / SSLIMIT); + + inter[des_line] = lr[ch][quotien][reste]; + } + } + + } else { // pure short + for (index = 0; index < 576; index++) { + int j = reorder_table[sfreq][index]; + int reste = j % SSLIMIT; + int quotien = (int) ((j - reste) / SSLIMIT); + inter[index] = lr[ch][quotien][reste]; + } + } + } else { // long blocks + for (index = 0; index < 576; index++) { + // Modif E.B 02/22/99 + int reste = index % SSLIMIT; + int quotien = (int) ((index - reste) / SSLIMIT); + inter[index] = lr[ch][quotien][reste]; + } + } + } + + /** + * + */ + + + int[] is_pos = new int[576]; + + float[] is_ratio = new float[576]; + + // ssjava + + private void stereo( Header header, + int gr) { + int sb; + int ss; + + if (channels == 1) { // mono , bypass xr[0][][] to lr[0][][] + + for (sb = 0; sb < SBLIMIT; sb++) + for (ss = 0; ss < SSLIMIT; ss += 3) { + lr[0][sb][ss] = ro[0][sb][ss]; + lr[0][sb][ss + 1] = ro[0][sb][ss + 1]; + lr[0][sb][ss + 2] = ro[0][sb][ss + 2]; + } + + } else { + + // gr_info_s gr_info = (si.ch[0].gr[gr]); remove alias + int mode_ext = header.mode_extension(); + + int sfb; + int i; + int lines; + int temp; + int temp2; + + boolean ms_stereo = + ((header.mode() == Header.JOINT_STEREO) && ((mode_ext & 0x2) != 0)); + boolean i_stereo = + ((header.mode() == Header.JOINT_STEREO) && ((mode_ext & 0x1) != 0)); + boolean lsf = + ((header.version() == Header.MPEG2_LSF || header.version() == Header.MPEG25_LSF)); // SZD + + int io_type = (si.ch[0].gr[gr].scalefac_compress & 1); + + // initialization + // for (i = 0; i < 576; i++) { + // is_pos[i] = 7; + // is_ratio[i] = 0.0f; + // } + + if (i_stereo) { + if ((si.ch[0].gr[gr].window_switching_flag != 0) && (si.ch[0].gr[gr].block_type == 2)) { + if (si.ch[0].gr[gr].mixed_block_flag != 0) { + + int max_sfb = 0; + + for ( int j = 0; j < 3; j++) { + int sfbcnt; + sfbcnt = 2; + TERMINATE: for (sfb = 12; sfb >= 3; sfb--) { + i = sfBandIndex[sfreq].s[sfb]; + lines = sfBandIndex[sfreq].s[sfb + 1] - i; + i = (i << 2) - i + (j + 1) * lines - 1; + TERMINATE: while (lines > 0) { + if (ro[1][i / 18][i % 18] != 0.0f) { + // MDM: in java, array access is very slow. + // Is quicker to compute div and mod values. + // if (ro[1][ss_div[i]][ss_mod[i]] != 0.0f) { + sfbcnt = sfb; + sfb = -10; + lines = -10; + } + + lines--; + i--; + + } // while (lines > 0) + + } // for (sfb=12 ... + sfb = sfbcnt + 1; + + if (sfb > max_sfb) + max_sfb = sfb; + + while (sfb < 12) { + temp = sfBandIndex[sfreq].s[sfb]; + sb = sfBandIndex[sfreq].s[sfb + 1] - temp; + i = (temp << 2) - temp + j * sb; + + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = scalefac[1].s[j][sfb]; + if (is_pos[i] != 7) + if (lsf) + i_stereo_k_values(is_pos[i], io_type, i); + else + is_ratio[i] = TAN12[is_pos[i]]; + + i++; + } // for (; sb>0... + sfb++; + } // while (sfb < 12) + sfb = sfBandIndex[sfreq].s[10]; + sb = sfBandIndex[sfreq].s[11] - sfb; + sfb = (sfb << 2) - sfb + j * sb; + temp = sfBandIndex[sfreq].s[11]; + sb = sfBandIndex[sfreq].s[12] - temp; + i = (temp << 2) - temp + j * sb; + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = is_pos[sfb]; + + if (lsf) { + k[0][i] = k[0][sfb]; + k[1][i] = k[1][sfb]; + } else { + is_ratio[i] = is_ratio[sfb]; + } + i++; + } // for (; sb > 0 ... + } + if (max_sfb <= 3) { + i = 2; + ss = 17; + sb = -1; + TERMINATE: while (i >= 0) { + if (ro[1][i][ss] != 0.0f) { + sb = (i << 4) + (i << 1) + ss; + i = -1; + } else { + ss--; + if (ss < 0) { + i--; + ss = 17; + } + } // if (ro ... + } // while (i>=0) + i = 0; + while (sfBandIndex[sfreq].l[i] <= sb) + i++; + sfb = i; + i = sfBandIndex[sfreq].l[i]; + for (; sfb < 8; sfb++) { + sb = sfBandIndex[sfreq].l[sfb + 1] - sfBandIndex[sfreq].l[sfb]; + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = scalefac[1].l[sfb]; + if (is_pos[i] != 7) + if (lsf) + i_stereo_k_values(is_pos[i], io_type, i); + else + is_ratio[i] = TAN12[is_pos[i]]; + i++; + } // for (; sb>0 ... + } // for (; sfb<8 ... + } // for (j=0 ... + } else { // if (gr_info.mixed_block_flag) + for ( int j = 0; j < 3; j++) { + int sfbcnt; + sfbcnt = -1; + TERMINATE: for (sfb = 12; sfb >= 0; sfb--) { + temp = sfBandIndex[sfreq].s[sfb]; + lines = sfBandIndex[sfreq].s[sfb + 1] - temp; + i = (temp << 2) - temp + (j + 1) * lines - 1; + TERMINATE: while (lines > 0) { + if (ro[1][i / 18][i % 18] != 0.0f) { + // MDM: in java, array access is very slow. + // Is quicker to compute div and mod values. + // if (ro[1][ss_div[i]][ss_mod[i]] != 0.0f) { + sfbcnt = sfb; + sfb = -10; + lines = -10; + } + lines--; + i--; + } // while (lines > 0) */ + + } // for (sfb=12 ... + sfb = sfbcnt + 1; + while (sfb < 12) { + temp = sfBandIndex[sfreq].s[sfb]; + sb = sfBandIndex[sfreq].s[sfb + 1] - temp; + i = (temp << 2) - temp + j * sb; + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = scalefac[1].s[j][sfb]; + if (is_pos[i] != 7) + if (lsf) + i_stereo_k_values(is_pos[i], io_type, i); + else + is_ratio[i] = TAN12[is_pos[i]]; + i++; + } // for (; sb>0 ... + sfb++; + } // while (sfb<12) + + temp = sfBandIndex[sfreq].s[10]; + temp2 = sfBandIndex[sfreq].s[11]; + sb = temp2 - temp; + sfb = (temp << 2) - temp + j * sb; + sb = sfBandIndex[sfreq].s[12] - temp2; + i = (temp2 << 2) - temp2 + j * sb; + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = is_pos[sfb]; + + if (lsf) { + k[0][i] = k[0][sfb]; + k[1][i] = k[1][sfb]; + } else { + is_ratio[i] = is_ratio[sfb]; + } + i++; + } // for (; sb>0 ... + } // for (sfb=12 + } // for (j=0 ... + } else { // if (gr_info.window_switching_flag ... + i = 31; + ss = 17; + sb = 0; + TERMINATE: while (i >= 0) { + if (ro[1][i][ss] != 0.0f) { + sb = (i << 4) + (i << 1) + ss; + i = -1; + } else { + ss--; + if (ss < 0) { + i--; + ss = 17; + } + } + } + i = 0; + while (sfBandIndex[sfreq].l[i] <= sb) + i++; + + sfb = i; + i = sfBandIndex[sfreq].l[i]; + for (; sfb < 21; sfb++) { + sb = sfBandIndex[sfreq].l[sfb + 1] - sfBandIndex[sfreq].l[sfb]; + TERMINATE: for (; sb > 0; sb--) { + is_pos[i] = scalefac[1].l[sfb]; + if (is_pos[i] != 7) + if (lsf) + i_stereo_k_values(is_pos[i], io_type, i); + else + is_ratio[i] = TAN12[is_pos[i]]; + i++; + } + } + sfb = sfBandIndex[sfreq].l[20]; + TERMINATE: for (sb = 576 - sfBandIndex[sfreq].l[21]; (sb > 0) && (i < 576); sb--) { + is_pos[i] = is_pos[sfb]; // error here : i >=576 + + if (lsf) { + k[0][i] = k[0][sfb]; + k[1][i] = k[1][sfb]; + } else { + is_ratio[i] = is_ratio[sfb]; + } + i++; + } // if (gr_info.mixed_block_flag) + } // if (gr_info.window_switching_flag ... + } // if (i_stereo) + + i = 0; + for (sb = 0; sb < SBLIMIT; sb++) + for (ss = 0; ss < SSLIMIT; ss++) { + if (is_pos[i] == 7) { + if (ms_stereo) { + lr[0][sb][ss] = (ro[0][sb][ss] + ro[1][sb][ss]) * 0.707106781f; + lr[1][sb][ss] = (ro[0][sb][ss] - ro[1][sb][ss]) * 0.707106781f; + } else { + lr[0][sb][ss] = ro[0][sb][ss]; + lr[1][sb][ss] = ro[1][sb][ss]; + } + } else if (i_stereo) { + + if (lsf) { + lr[0][sb][ss] = ro[0][sb][ss] * k[0][i]; + lr[1][sb][ss] = ro[0][sb][ss] * k[1][i]; + } else { + lr[1][sb][ss] = ro[0][sb][ss] / (float) (1 + is_ratio[i]); + lr[0][sb][ss] = lr[1][sb][ss] * is_ratio[i]; + } + } + /* + * else { System.out.println("Error in stereo processing\n"); } + */ + i++; + } + + } // channels == 2 + + } + + /** + * + */ + // + + private void antialias( int ch, + int gr) { + + int sb18; + int ss; + int sb18lim; + + // + // gr_info_s gr_info = + // (si.ch[ch].gr[gr]); + // 31 alias-reduction operations between each pair of sub-bands + // with 8 butterflies between each pair + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].block_type == 2) + && !(si.ch[ch].gr[gr].mixed_block_flag != 0)) + return; + + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].mixed_block_flag != 0) + && (si.ch[ch].gr[gr].block_type == 2)) { + sb18lim = 18; + } else { + sb18lim = 558; + } + + for (sb18 = 0; sb18 < sb18lim; sb18 += 18) { + for (ss = 0; ss < 8; ss++) { + int src_idx1 = sb18 + 17 - ss; + int src_idx2 = sb18 + 18 + ss; + float bu = inter[src_idx1]; + float bd = inter[src_idx2]; + inter[src_idx1] = (bu * cs[ss]) - (bd * ca[ss]); + inter[src_idx2] = (bd * cs[ss]) + (bu * ca[ss]); + } + } + } + + /** + * + */ + + // MDM: tsOutCopy and rawout do not need initializing, so the arrays + // can be reused. + + float[] tsOutCopy = new float[18]; + + float[] rawout = new float[36]; + + + private void hybrid( int ch, int gr) { + + int bt; + int sb18; + // gr_info_s gr_info = (si.ch[ch].gr[gr]); //remove alias + // float[] tsOut; //remove alias + + // float[][] prvblk; + + for (sb18 = 0; sb18 < 576; sb18 += 18) { + if ((si.ch[ch].gr[gr].window_switching_flag != 0) && (si.ch[ch].gr[gr].mixed_block_flag != 0) + && (sb18 < 36)) { + bt = 0; + } else { + bt = si.ch[ch].gr[gr].block_type; + } + + // tsOut = out_1d; + // Modif E.B 02/22/99 + for ( int cc = 0; cc < 18; cc++) { + // tsOutCopy[cc] = out_1d[cc + sb18]; + tsOutCopy[cc] = inter[cc + sb18]; + } + + inv_mdct(bt); + + for ( int cc = 0; cc < 18; cc++) { + out_1d[cc + sb18] = tsOutCopy[cc]; + } + + // Fin Modif + + // overlap addition + out_1d[0 + sb18] = rawout[0] + prevblck[ch][sb18 + 0]; + out_1d[1 + sb18] = rawout[1] + prevblck[ch][sb18 + 1]; + out_1d[2 + sb18] = rawout[2] + prevblck[ch][sb18 + 2]; + out_1d[3 + sb18] = rawout[3] + prevblck[ch][sb18 + 3]; + out_1d[4 + sb18] = rawout[4] + prevblck[ch][sb18 + 4]; + out_1d[5 + sb18] = rawout[5] + prevblck[ch][sb18 + 5]; + out_1d[6 + sb18] = rawout[6] + prevblck[ch][sb18 + 6]; + out_1d[7 + sb18] = rawout[7] + prevblck[ch][sb18 + 7]; + out_1d[8 + sb18] = rawout[8] + prevblck[ch][sb18 + 8]; + out_1d[9 + sb18] = rawout[9] + prevblck[ch][sb18 + 9]; + out_1d[10 + sb18] = rawout[10] + prevblck[ch][sb18 + 10]; + out_1d[11 + sb18] = rawout[11] + prevblck[ch][sb18 + 11]; + out_1d[12 + sb18] = rawout[12] + prevblck[ch][sb18 + 12]; + out_1d[13 + sb18] = rawout[13] + prevblck[ch][sb18 + 13]; + out_1d[14 + sb18] = rawout[14] + prevblck[ch][sb18 + 14]; + out_1d[15 + sb18] = rawout[15] + prevblck[ch][sb18 + 15]; + out_1d[16 + sb18] = rawout[16] + prevblck[ch][sb18 + 16]; + out_1d[17 + sb18] = rawout[17] + prevblck[ch][sb18 + 17]; + raw_full[ch][sb18 + 0] = rawout[18]; + raw_full[ch][sb18 + 1] = rawout[19]; + raw_full[ch][sb18 + 2] = rawout[20]; + raw_full[ch][sb18 + 3] = rawout[21]; + raw_full[ch][sb18 + 4] = rawout[22]; + raw_full[ch][sb18 + 5] = rawout[23]; + raw_full[ch][sb18 + 6] = rawout[24]; + raw_full[ch][sb18 + 7] = rawout[25]; + raw_full[ch][sb18 + 8] = rawout[26]; + raw_full[ch][sb18 + 9] = rawout[27]; + raw_full[ch][sb18 + 10] = rawout[28]; + raw_full[ch][sb18 + 11] = rawout[29]; + raw_full[ch][sb18 + 12] = rawout[30]; + raw_full[ch][sb18 + 13] = rawout[31]; + raw_full[ch][sb18 + 14] = rawout[32]; + raw_full[ch][sb18 + 15] = rawout[33]; + raw_full[ch][sb18 + 16] = rawout[34]; + raw_full[ch][sb18 + 17] = rawout[35]; + + // original implementation: + // out_1d[0 + sb18] = rawout[0] + prevblck[ch][sb18 + 0]; + // prevblck[ch][sb18 + 0] = rawout[18]; + // out_1d[1 + sb18] = rawout[1] + prevblck[ch][sb18 + 1]; + // prevblck[ch][sb18 + 1] = rawout[19]; + // out_1d[2 + sb18] = rawout[2] + prevblck[ch][sb18 + 2]; + // prevblck[ch][sb18 + 2] = rawout[20]; + // out_1d[3 + sb18] = rawout[3] + prevblck[ch][sb18 + 3]; + // prevblck[ch][sb18 + 3] = rawout[21]; + // out_1d[4 + sb18] = rawout[4] + prevblck[ch][sb18 + 4]; + // prevblck[ch][sb18 + 4] = rawout[22]; + // out_1d[5 + sb18] = rawout[5] + prevblck[ch][sb18 + 5]; + // prevblck[ch][sb18 + 5] = rawout[23]; + // out_1d[6 + sb18] = rawout[6] + prevblck[ch][sb18 + 6]; + // prevblck[ch][sb18 + 6] = rawout[24]; + // out_1d[7 + sb18] = rawout[7] + prevblck[ch][sb18 + 7]; + // prevblck[ch][sb18 + 7] = rawout[25]; + // out_1d[8 + sb18] = rawout[8] + prevblck[ch][sb18 + 8]; + // prevblck[ch][sb18 + 8] = rawout[26]; + // out_1d[9 + sb18] = rawout[9] + prevblck[ch][sb18 + 9]; + // prevblck[ch][sb18 + 9] = rawout[27]; + // out_1d[10 + sb18] = rawout[10] + prevblck[ch][sb18 + 10]; + // prevblck[ch][sb18 + 10] = rawout[28]; + // out_1d[11 + sb18] = rawout[11] + prevblck[ch][sb18 + 11]; + // prevblck[ch][sb18 + 11] = rawout[29]; + // out_1d[12 + sb18] = rawout[12] + prevblck[ch][sb18 + 12]; + // prevblck[ch][sb18 + 12] = rawout[30]; + // out_1d[13 + sb18] = rawout[13] + prevblck[ch][sb18 + 13]; + // prevblck[ch][sb18 + 13] = rawout[31]; + // out_1d[14 + sb18] = rawout[14] + prevblck[ch][sb18 + 14]; + // prevblck[ch][sb18 + 14] = rawout[32]; + // out_1d[15 + sb18] = rawout[15] + prevblck[ch][sb18 + 15]; + // prevblck[ch][sb18 + 15] = rawout[33]; + // out_1d[16 + sb18] = rawout[16] + prevblck[ch][sb18 + 16]; + // prevblck[ch][sb18 + 16] = rawout[34]; + // out_1d[17 + sb18] = rawout[17] + prevblck[ch][sb18 + 17]; + // prevblck[ch][sb18 + 17] = rawout[35]; + + } + } + + /** + * + */ + private void do_downmix() { + for ( int sb = 0; sb < SSLIMIT; sb++) { + for ( int ss = 0; ss < SSLIMIT; ss += 3) { + lr[0][sb][ss] = (lr[0][sb][ss] + lr[1][sb][ss]) * 0.5f; + lr[0][sb][ss + 1] = (lr[0][sb][ss + 1] + lr[1][sb][ss + 1]) * 0.5f; + lr[0][sb][ss + 2] = (lr[0][sb][ss + 2] + lr[1][sb][ss + 2]) * 0.5f; + } + } + } + + /** + * Fast INV_MDCT. + */ + // + // public void inv_mdct( float[] in, float[] out, + // int block_type) {//remove alias + // ssjava + + public void inv_mdct( int block_type) { + // float[] win_bt; + int i; + + float tmpf_0; + float tmpf_1; + float tmpf_2; + float tmpf_3; + float tmpf_4; + float tmpf_5; + float tmpf_6; + float tmpf_7; + float tmpf_8; + float tmpf_9; + float tmpf_10; + float tmpf_11; + float tmpf_12; + float tmpf_13; + float tmpf_14; + float tmpf_15; + float tmpf_16; + float tmpf_17; + + tmpf_0 = + tmpf_1 = + tmpf_2 = + tmpf_3 = + tmpf_4 = + tmpf_5 = + tmpf_6 = + tmpf_7 = + tmpf_8 = + tmpf_9 = + tmpf_10 = + tmpf_11 = + tmpf_12 = + tmpf_13 = + tmpf_14 = + tmpf_15 = tmpf_16 = tmpf_17 = 0.0f; + + if (block_type == 2) { + + /* + * + * Under MicrosoftVM 2922, This causes a GPF, or At best, an + * ArrayIndexOutOfBoundsExceptin. for(int p=0;p<36;p+=9) { out[p] = + * out[p+1] = out[p+2] = out[p+3] = out[p+4] = out[p+5] = out[p+6] = + * out[p+7] = out[p+8] = 0.0f; } + */ + rawout[0] = 0.0f; + rawout[1] = 0.0f; + rawout[2] = 0.0f; + rawout[3] = 0.0f; + rawout[4] = 0.0f; + rawout[5] = 0.0f; + rawout[6] = 0.0f; + rawout[7] = 0.0f; + rawout[8] = 0.0f; + rawout[9] = 0.0f; + rawout[10] = 0.0f; + rawout[11] = 0.0f; + rawout[12] = 0.0f; + rawout[13] = 0.0f; + rawout[14] = 0.0f; + rawout[15] = 0.0f; + rawout[16] = 0.0f; + rawout[17] = 0.0f; + rawout[18] = 0.0f; + rawout[19] = 0.0f; + rawout[20] = 0.0f; + rawout[21] = 0.0f; + rawout[22] = 0.0f; + rawout[23] = 0.0f; + rawout[24] = 0.0f; + rawout[25] = 0.0f; + rawout[26] = 0.0f; + rawout[27] = 0.0f; + rawout[28] = 0.0f; + rawout[29] = 0.0f; + rawout[30] = 0.0f; + rawout[31] = 0.0f; + rawout[32] = 0.0f; + rawout[33] = 0.0f; + rawout[34] = 0.0f; + rawout[35] = 0.0f; + + int six_i = 0; + + for (i = 0; i < 3; i++) { + // 12 point IMDCT + // Begin 12 point IDCT + // Input aliasing for 12 pt IDCT + tsOutCopy[15 + i] += tsOutCopy[12 + i]; + tsOutCopy[12 + i] += tsOutCopy[9 + i]; + tsOutCopy[9 + i] += tsOutCopy[6 + i]; + tsOutCopy[6 + i] += tsOutCopy[3 + i]; + tsOutCopy[3 + i] += tsOutCopy[0 + i]; + + // Input aliasing on odd indices (for 6 point IDCT) + tsOutCopy[15 + i] += tsOutCopy[9 + i]; + tsOutCopy[9 + i] += tsOutCopy[3 + i]; + + // 3 point IDCT on even indices + float pp1; + float pp2; + float sum; + pp2 = tsOutCopy[12 + i] * 0.500000000f; + pp1 = tsOutCopy[6 + i] * 0.866025403f; + sum = tsOutCopy[0 + i] + pp2; + tmpf_1 = tsOutCopy[0 + i] - tsOutCopy[12 + i]; + tmpf_0 = sum + pp1; + tmpf_2 = sum - pp1; + + // End 3 point IDCT on even indices + // 3 point IDCT on odd indices (for 6 point IDCT) + pp2 = tsOutCopy[15 + i] * 0.500000000f; + pp1 = tsOutCopy[9 + i] * 0.866025403f; + sum = tsOutCopy[3 + i] + pp2; + tmpf_4 = tsOutCopy[3 + i] - tsOutCopy[15 + i]; + tmpf_5 = sum + pp1; + tmpf_3 = sum - pp1; + // End 3 point IDCT on odd indices + // Twiddle factors on odd indices (for 6 point IDCT) + + tmpf_3 *= 1.931851653f; + tmpf_4 *= 0.707106781f; + tmpf_5 *= 0.517638090f; + + // Output butterflies on 2 3 point IDCT's (for 6 point IDCT) + float save = tmpf_0; + tmpf_0 += tmpf_5; + tmpf_5 = save - tmpf_5; + save = tmpf_1; + tmpf_1 += tmpf_4; + tmpf_4 = save - tmpf_4; + save = tmpf_2; + tmpf_2 += tmpf_3; + tmpf_3 = save - tmpf_3; + + // End 6 point IDCT + // Twiddle factors on indices (for 12 point IDCT) + + tmpf_0 *= 0.504314480f; + tmpf_1 *= 0.541196100f; + tmpf_2 *= 0.630236207f; + tmpf_3 *= 0.821339815f; + tmpf_4 *= 1.306562965f; + tmpf_5 *= 3.830648788f; + + // End 12 point IDCT + + // Shift to 12 point modified IDCT, multiply by window type 2 + tmpf_8 = -tmpf_0 * 0.793353340f; + tmpf_9 = -tmpf_0 * 0.608761429f; + tmpf_7 = -tmpf_1 * 0.923879532f; + tmpf_10 = -tmpf_1 * 0.382683432f; + tmpf_6 = -tmpf_2 * 0.991444861f; + tmpf_11 = -tmpf_2 * 0.130526192f; + + tmpf_0 = tmpf_3; + tmpf_1 = tmpf_4 * 0.382683432f; + tmpf_2 = tmpf_5 * 0.608761429f; + + tmpf_3 = -tmpf_5 * 0.793353340f; + tmpf_4 = -tmpf_4 * 0.923879532f; + tmpf_5 = -tmpf_0 * 0.991444861f; + + tmpf_0 *= 0.130526192f; + + rawout[six_i + 6] += tmpf_0; + rawout[six_i + 7] += tmpf_1; + rawout[six_i + 8] += tmpf_2; + rawout[six_i + 9] += tmpf_3; + rawout[six_i + 10] += tmpf_4; + rawout[six_i + 11] += tmpf_5; + rawout[six_i + 12] += tmpf_6; + rawout[six_i + 13] += tmpf_7; + rawout[six_i + 14] += tmpf_8; + rawout[six_i + 15] += tmpf_9; + rawout[six_i + 16] += tmpf_10; + rawout[six_i + 17] += tmpf_11; + + six_i += 6; + } + } else { + // 36 point IDCT + // input aliasing for 36 point IDCT + tsOutCopy[17] += tsOutCopy[16]; + tsOutCopy[16] += tsOutCopy[15]; + tsOutCopy[15] += tsOutCopy[14]; + tsOutCopy[14] += tsOutCopy[13]; + tsOutCopy[13] += tsOutCopy[12]; + tsOutCopy[12] += tsOutCopy[11]; + tsOutCopy[11] += tsOutCopy[10]; + tsOutCopy[10] += tsOutCopy[9]; + tsOutCopy[9] += tsOutCopy[8]; + tsOutCopy[8] += tsOutCopy[7]; + tsOutCopy[7] += tsOutCopy[6]; + tsOutCopy[6] += tsOutCopy[5]; + tsOutCopy[5] += tsOutCopy[4]; + tsOutCopy[4] += tsOutCopy[3]; + tsOutCopy[3] += tsOutCopy[2]; + tsOutCopy[2] += tsOutCopy[1]; + tsOutCopy[1] += tsOutCopy[0]; + + // 18 point IDCT for odd indices + // input aliasing for 18 point IDCT + tsOutCopy[17] += tsOutCopy[15]; + tsOutCopy[15] += tsOutCopy[13]; + tsOutCopy[13] += tsOutCopy[11]; + tsOutCopy[11] += tsOutCopy[9]; + tsOutCopy[9] += tsOutCopy[7]; + tsOutCopy[7] += tsOutCopy[5]; + tsOutCopy[5] += tsOutCopy[3]; + tsOutCopy[3] += tsOutCopy[1]; + + float tmp0; + float tmp1; + float tmp2; + float tmp3; + float tmp4; + float tmp0_; + float tmp1_; + float tmp2_; + float tmp3_; + float tmp0o; + float tmp1o; + float tmp2o; + float tmp3o; + float tmp4o; + float tmp0_o; + float tmp1_o; + float tmp2_o; + float tmp3_o; + + // Fast 9 Point Inverse Discrete Cosine Transform + // + // By Francois-Raymond Boyer + // mailto:boyerf@iro.umontreal.ca + // http://www.iro.umontreal.ca/~boyerf + // + // The code has been optimized for Intel processors + // (takes a lot of time to convert float to and from iternal FPU + // representation) + // + // It is a simple "factorization" of the IDCT matrix. + + // 9 point IDCT on even indices + + // 5 points on odd indices (not realy an IDCT) + float i00 = tsOutCopy[0] + tsOutCopy[0]; + float iip12 = i00 + tsOutCopy[12]; + + tmp0 = + iip12 + tsOutCopy[4] * 1.8793852415718f + tsOutCopy[8] * 1.532088886238f + tsOutCopy[16] + * 0.34729635533386f; + tmp1 = i00 + tsOutCopy[4] - tsOutCopy[8] - tsOutCopy[12] - tsOutCopy[12] - tsOutCopy[16]; + tmp2 = + iip12 - tsOutCopy[4] * 0.34729635533386f - tsOutCopy[8] * 1.8793852415718f + + tsOutCopy[16] * 1.532088886238f; + tmp3 = + iip12 - tsOutCopy[4] * 1.532088886238f + tsOutCopy[8] * 0.34729635533386f - tsOutCopy[16] + * 1.8793852415718f; + tmp4 = tsOutCopy[0] - tsOutCopy[4] + tsOutCopy[8] - tsOutCopy[12] + tsOutCopy[16]; + + // 4 points on even indices + float i66_ = tsOutCopy[6] * 1.732050808f; // Sqrt[3] + + tmp0_ = + tsOutCopy[2] * 1.9696155060244f + i66_ + tsOutCopy[10] * 1.2855752193731f + tsOutCopy[14] + * 0.68404028665134f; + tmp1_ = (tsOutCopy[2] - tsOutCopy[10] - tsOutCopy[14]) * 1.732050808f; + tmp2_ = + tsOutCopy[2] * 1.2855752193731f - i66_ - tsOutCopy[10] * 0.68404028665134f + + tsOutCopy[14] * 1.9696155060244f; + tmp3_ = + tsOutCopy[2] * 0.68404028665134f - i66_ + tsOutCopy[10] * 1.9696155060244f + - tsOutCopy[14] * 1.2855752193731f; + + // 9 point IDCT on odd indices + // 5 points on odd indices (not realy an IDCT) + float i0 = tsOutCopy[0 + 1] + tsOutCopy[0 + 1]; + float i0p12 = i0 + tsOutCopy[12 + 1]; + + tmp0o = + i0p12 + tsOutCopy[4 + 1] * 1.8793852415718f + tsOutCopy[8 + 1] * 1.532088886238f + + tsOutCopy[16 + 1] * 0.34729635533386f; + tmp1o = + i0 + tsOutCopy[4 + 1] - tsOutCopy[8 + 1] - tsOutCopy[12 + 1] - tsOutCopy[12 + 1] + - tsOutCopy[16 + 1]; + tmp2o = + i0p12 - tsOutCopy[4 + 1] * 0.34729635533386f - tsOutCopy[8 + 1] * 1.8793852415718f + + tsOutCopy[16 + 1] * 1.532088886238f; + tmp3o = + i0p12 - tsOutCopy[4 + 1] * 1.532088886238f + tsOutCopy[8 + 1] * 0.34729635533386f + - tsOutCopy[16 + 1] * 1.8793852415718f; + tmp4o = + (tsOutCopy[0 + 1] - tsOutCopy[4 + 1] + tsOutCopy[8 + 1] - tsOutCopy[12 + 1] + tsOutCopy[16 + 1]) * 0.707106781f; // Twiddled + + // 4 points on even indices + float i6_ = tsOutCopy[6 + 1] * 1.732050808f; // Sqrt[3] + + tmp0_o = + tsOutCopy[2 + 1] * 1.9696155060244f + i6_ + tsOutCopy[10 + 1] * 1.2855752193731f + + tsOutCopy[14 + 1] * 0.68404028665134f; + tmp1_o = (tsOutCopy[2 + 1] - tsOutCopy[10 + 1] - tsOutCopy[14 + 1]) * 1.732050808f; + tmp2_o = + tsOutCopy[2 + 1] * 1.2855752193731f - i6_ - tsOutCopy[10 + 1] * 0.68404028665134f + + tsOutCopy[14 + 1] * 1.9696155060244f; + tmp3_o = + tsOutCopy[2 + 1] * 0.68404028665134f - i6_ + tsOutCopy[10 + 1] * 1.9696155060244f + - tsOutCopy[14 + 1] * 1.2855752193731f; + + // Twiddle factors on odd indices + // and + // Butterflies on 9 point IDCT's + // and + // twiddle factors for 36 point IDCT + + float e; + float o; + e = tmp0 + tmp0_; + o = (tmp0o + tmp0_o) * 0.501909918f; + tmpf_0 = e + o; + tmpf_17 = e - o; + e = tmp1 + tmp1_; + o = (tmp1o + tmp1_o) * 0.517638090f; + tmpf_1 = e + o; + tmpf_16 = e - o; + e = tmp2 + tmp2_; + o = (tmp2o + tmp2_o) * 0.551688959f; + tmpf_2 = e + o; + tmpf_15 = e - o; + e = tmp3 + tmp3_; + o = (tmp3o + tmp3_o) * 0.610387294f; + tmpf_3 = e + o; + tmpf_14 = e - o; + tmpf_4 = tmp4 + tmp4o; + tmpf_13 = tmp4 - tmp4o; + e = tmp3 - tmp3_; + o = (tmp3o - tmp3_o) * 0.871723397f; + tmpf_5 = e + o; + tmpf_12 = e - o; + e = tmp2 - tmp2_; + o = (tmp2o - tmp2_o) * 1.183100792f; + tmpf_6 = e + o; + tmpf_11 = e - o; + e = tmp1 - tmp1_; + o = (tmp1o - tmp1_o) * 1.931851653f; + tmpf_7 = e + o; + tmpf_10 = e - o; + e = tmp0 - tmp0_; + o = (tmp0o - tmp0_o) * 5.736856623f; + tmpf_8 = e + o; + tmpf_9 = e - o; + + // end 36 point IDCT */ + // shift to modified IDCT + // win_bt = win[block_type]; //substituted this so that a new area does + // not become created + + rawout[0] = -tmpf_9 * win[block_type][0]; + rawout[1] = -tmpf_10 * win[block_type][1]; + rawout[2] = -tmpf_11 * win[block_type][2]; + rawout[3] = -tmpf_12 * win[block_type][3]; + rawout[4] = -tmpf_13 * win[block_type][4]; + rawout[5] = -tmpf_14 * win[block_type][5]; + rawout[6] = -tmpf_15 * win[block_type][6]; + rawout[7] = -tmpf_16 * win[block_type][7]; + rawout[8] = -tmpf_17 * win[block_type][8]; + rawout[9] = tmpf_17 * win[block_type][9]; + rawout[10] = tmpf_16 * win[block_type][10]; + rawout[11] = tmpf_15 * win[block_type][11]; + rawout[12] = tmpf_14 * win[block_type][12]; + rawout[13] = tmpf_13 * win[block_type][13]; + rawout[14] = tmpf_12 * win[block_type][14]; + rawout[15] = tmpf_11 * win[block_type][15]; + rawout[16] = tmpf_10 * win[block_type][16]; + rawout[17] = tmpf_9 * win[block_type][17]; + rawout[18] = tmpf_8 * win[block_type][18]; + rawout[19] = tmpf_7 * win[block_type][19]; + rawout[20] = tmpf_6 * win[block_type][20]; + rawout[21] = tmpf_5 * win[block_type][21]; + rawout[22] = tmpf_4 * win[block_type][22]; + rawout[23] = tmpf_3 * win[block_type][23]; + rawout[24] = tmpf_2 * win[block_type][24]; + rawout[25] = tmpf_1 * win[block_type][25]; + rawout[26] = tmpf_0 * win[block_type][26]; + rawout[27] = tmpf_0 * win[block_type][27]; + rawout[28] = tmpf_1 * win[block_type][28]; + rawout[29] = tmpf_2 * win[block_type][29]; + rawout[30] = tmpf_3 * win[block_type][30]; + rawout[31] = tmpf_4 * win[block_type][31]; + rawout[32] = tmpf_5 * win[block_type][32]; + rawout[33] = tmpf_6 * win[block_type][33]; + rawout[34] = tmpf_7 * win[block_type][34]; + rawout[35] = tmpf_8 * win[block_type][35]; + } + + } + + + private int counter = 0; + private static final int SSLIMIT = 18; + private static final int SBLIMIT = 32; + + // Size of the table of whole numbers raised to 4/3 power. + // This may be adjusted for performance without any problems. + // public static final int POW_TABLE_LIMIT=512; + + private static final int slen[][] = { { 0, 0, 0, 0, 3, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4 }, + { 0, 1, 2, 3, 0, 1, 2, 3, 1, 2, 3, 1, 2, 3, 2, 3 } }; + + public static final int pretab[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, + 2, 0 }; + + + private SBI[] sfBandIndex; // Init in the constructor. + + public static final float two_to_negative_half_pow[] = { 1.0000000000E+00f, 7.0710678119E-01f, + 5.0000000000E-01f, 3.5355339059E-01f, 2.5000000000E-01f, 1.7677669530E-01f, + 1.2500000000E-01f, 8.8388347648E-02f, 6.2500000000E-02f, 4.4194173824E-02f, + 3.1250000000E-02f, 2.2097086912E-02f, 1.5625000000E-02f, 1.1048543456E-02f, + 7.8125000000E-03f, 5.5242717280E-03f, 3.9062500000E-03f, 2.7621358640E-03f, + 1.9531250000E-03f, 1.3810679320E-03f, 9.7656250000E-04f, 6.9053396600E-04f, + 4.8828125000E-04f, 3.4526698300E-04f, 2.4414062500E-04f, 1.7263349150E-04f, + 1.2207031250E-04f, 8.6316745750E-05f, 6.1035156250E-05f, 4.3158372875E-05f, + 3.0517578125E-05f, 2.1579186438E-05f, 1.5258789062E-05f, 1.0789593219E-05f, + 7.6293945312E-06f, 5.3947966094E-06f, 3.8146972656E-06f, 2.6973983047E-06f, + 1.9073486328E-06f, 1.3486991523E-06f, 9.5367431641E-07f, 6.7434957617E-07f, + 4.7683715820E-07f, 3.3717478809E-07f, 2.3841857910E-07f, 1.6858739404E-07f, + 1.1920928955E-07f, 8.4293697022E-08f, 5.9604644775E-08f, 4.2146848511E-08f, + 2.9802322388E-08f, 2.1073424255E-08f, 1.4901161194E-08f, 1.0536712128E-08f, + 7.4505805969E-09f, 5.2683560639E-09f, 3.7252902985E-09f, 2.6341780319E-09f, + 1.8626451492E-09f, 1.3170890160E-09f, 9.3132257462E-10f, 6.5854450798E-10f, + 4.6566128731E-10f, 3.2927225399E-10f }; + + public static final float t_43[] = create_t_43(); + + + static private float[] create_t_43() { + float[] t43 = new float[8192]; + final double d43 = (4.0 / 3.0); + + for ( int i = 0; i < 8192; i++) { + t43[i] = (float) Math.pow(i, d43); + } + return t43; + } + + public static final float io[][] = { + { 1.0000000000E+00f, 8.4089641526E-01f, 7.0710678119E-01f, 5.9460355751E-01f, + 5.0000000001E-01f, 4.2044820763E-01f, 3.5355339060E-01f, 2.9730177876E-01f, + 2.5000000001E-01f, 2.1022410382E-01f, 1.7677669530E-01f, 1.4865088938E-01f, + 1.2500000000E-01f, 1.0511205191E-01f, 8.8388347652E-02f, 7.4325444691E-02f, + 6.2500000003E-02f, 5.2556025956E-02f, 4.4194173826E-02f, 3.7162722346E-02f, + 3.1250000002E-02f, 2.6278012978E-02f, 2.2097086913E-02f, 1.8581361173E-02f, + 1.5625000001E-02f, 1.3139006489E-02f, 1.1048543457E-02f, 9.2906805866E-03f, + 7.8125000006E-03f, 6.5695032447E-03f, 5.5242717285E-03f, 4.6453402934E-03f }, + { 1.0000000000E+00f, 7.0710678119E-01f, 5.0000000000E-01f, 3.5355339060E-01f, + 2.5000000000E-01f, 1.7677669530E-01f, 1.2500000000E-01f, 8.8388347650E-02f, + 6.2500000001E-02f, 4.4194173825E-02f, 3.1250000001E-02f, 2.2097086913E-02f, + 1.5625000000E-02f, 1.1048543456E-02f, 7.8125000002E-03f, 5.5242717282E-03f, + 3.9062500001E-03f, 2.7621358641E-03f, 1.9531250001E-03f, 1.3810679321E-03f, + 9.7656250004E-04f, 6.9053396603E-04f, 4.8828125002E-04f, 3.4526698302E-04f, + 2.4414062501E-04f, 1.7263349151E-04f, 1.2207031251E-04f, 8.6316745755E-05f, + 6.1035156254E-05f, 4.3158372878E-05f, 3.0517578127E-05f, 2.1579186439E-05f } }; + + public static final float TAN12[] = { 0.0f, 0.26794919f, 0.57735027f, 1.0f, 1.73205081f, + 3.73205081f, 9.9999999e10f, -3.73205081f, -1.73205081f, -1.0f, -0.57735027f, -0.26794919f, + 0.0f, 0.26794919f, 0.57735027f, 1.0f }; + + // REVIEW: in java, the array lookup may well be slower than + // the actual calculation + // 576 / 18 + /* + * private static final int ss_div[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + * 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, + * 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, + * 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + * 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, + * 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + * 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + * 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, + * 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 11, + * 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 12, + * 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, + * 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, + * 14, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, + * 15, 15, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, + * 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, + * 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, + * 18, 18, 18, 18, 18, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, + * 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, + * 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, + * 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, + * 22, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, + * 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 25, + * 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 26, 26, + * 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 27, 27, 27, + * 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 28, 28, 28, 28, + * 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 29, 29, 29, 29, 29, + * 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 30, 30, 30, 30, 30, 30, + * 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 31, 31, 31, 31, 31, 31, 31, + * 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31 }; + * + * // 576 % 18 private static final int ss_mod[] = { 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + * 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + * 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, + * 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + * 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + * 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, + * 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + * 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + * 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, + * 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + * 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + * 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, + * 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + * 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + * 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, + * 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, + * 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + * 12, 13, 14, 15, 16, 17 }; + */ + + private static/* final */int reorder_table[][]/* = loadReorderTable() */; // SZD: + + // will + // be + // generated + // on + // demand + + /** + * Loads the data for the reorder + */ + /* + * private static int[][] loadReorderTable() // SZD: table will be generated { + * try { Class elemType = int[][].class.getComponentType(); Object o = + * JavaLayerUtils.deserializeArrayResource("l3reorder.ser", elemType, 6); + * return (int[][])o; } catch (IOException ex) { throw new + * ExceptionInInitializerError(ex); } } + */ + + static int[] reorder( int scalefac_band[]) { // SZD: converted from + // LAME + int j = 0; + int ix[] = new int[576]; + for (int sfb = 0; sfb < 13; sfb++) { + int start = scalefac_band[sfb]; + int end = scalefac_band[sfb + 1]; + for (int window = 0; window < 3; window++) + for (int i = start; i < end; i++) + ix[3 * i + window] = j++; + } + return ix; + } + + /* + * static final int reorder_table_data[][]; = { { 0, 4, 8, 1, 5, 9, 2, 6, 10, + * 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, 23, 24, 28, 32, 25, + * 29, 33, 26, 30, 34, 27, 31, 35, 36, 42, 48, 37, 43, 49, 38, 44, 50, 39, 45, + * 51, 40, 46, 52, 41, 47, 53, 54, 60, 66, 55, 61, 67, 56, 62, 68, 57, 63, 69, + * 58, 64, 70, 59, 65, 71, 72, 80, 88, 73, 81, 89, 74, 82, 90, 75, 83, 91, 76, + * 84, 92, 77, 85, 93, 78, 86, 94, 79, 87, 95, 96,106,116, 97,107,117, + * 98,108,118, 99,109,119,100,110,120,101, + * 111,121,102,112,122,103,113,123,104,114,124,105,115,125,126,140, + * 154,127,141,155,128,142,156,129,143,157,130,144,158,131,145,159, + * 132,146,160,133,147,161,134,148,162,135,149,163,136,150,164,137, + * 151,165,138,152,166,139,153,167,168,186,204,169,187,205,170,188, + * 206,171,189,207,172,190,208,173,191,209,174,192,210,175,193,211, + * 176,194,212,177,195,213,178,196,214,179,197,215,180,198,216,181, + * 199,217,182,200,218,183,201,219,184,202,220,185,203,221,222,248, + * 274,223,249,275,224,250,276,225,251,277,226,252,278,227,253,279, + * 228,254,280,229,255,281,230,256,282,231,257,283,232,258,284,233, + * 259,285,234,260,286,235,261,287,236,262,288,237,263,289,238,264, + * 290,239,265,291,240,266,292,241,267,293,242,268,294,243,269,295, + * 244,270,296,245,271,297,246,272,298,247,273,299,300,332,364,301, + * 333,365,302,334,366,303,335,367,304,336,368,305,337,369,306,338, + * 370,307,339,371,308,340,372,309,341,373,310,342,374,311,343,375, + * 312,344,376,313,345,377,314,346,378,315,347,379,316,348,380,317, + * 349,381,318,350,382,319,351,383,320,352,384,321,353,385,322,354, + * 386,323,355,387,324,356,388,325,357,389,326,358,390,327,359,391, + * 328,360,392,329,361,393,330,362,394,331,363,395,396,438,480,397, + * 439,481,398,440,482,399,441,483,400,442,484,401,443,485,402,444, + * 486,403,445,487,404,446,488,405,447,489,406,448,490,407,449,491, + * 408,450,492,409,451,493,410,452,494,411,453,495,412,454,496,413, + * 455,497,414,456,498,415,457,499,416,458,500,417,459,501,418,460, + * 502,419,461,503,420,462,504,421,463,505,422,464,506,423,465,507, + * 424,466,508,425,467,509,426,468,510,427,469,511,428,470,512,429, + * 471,513,430,472,514,431,473,515,432,474,516,433,475,517,434,476, + * 518,435,477,519,436,478,520,437,479,521,522,540,558,523,541,559, + * 524,542,560,525,543,561,526,544,562,527,545,563,528,546,564,529, + * 547,565,530,548,566,531,549,567,532,550,568,533,551,569,534,552, + * 570,535,553,571,536,554,572,537,555,573,538,556,574,539,557,575}, { 0, 4, + * 8, 1, 5, 9, 2, 6, 10, 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, + * 23, 24, 28, 32, 25, 29, 33, 26, 30, 34, 27, 31, 35, 36, 42, 48, 37, 43, 49, + * 38, 44, 50, 39, 45, 51, 40, 46, 52, 41, 47, 53, 54, 62, 70, 55, 63, 71, 56, + * 64, 72, 57, 65, 73, 58, 66, 74, 59, 67, 75, 60, 68, 76, 61, 69, 77, 78, 88, + * 98, 79, 89, 99, 80, 90,100, 81, 91,101, 82, 92,102, 83, 93,103, 84, 94,104, + * 85, 95,105, 86, 96,106, 87, 97,107,108,120,132,109, + * 121,133,110,122,134,111,123,135,112,124,136,113,125,137,114,126, + * 138,115,127,139,116,128,140,117,129,141,118,130,142,119,131,143, + * 144,158,172,145,159,173,146,160,174,147,161,175,148,162,176,149, + * 163,177,150,164,178,151,165,179,152,166,180,153,167,181,154,168, + * 182,155,169,183,156,170,184,157,171,185,186,204,222,187,205,223, + * 188,206,224,189,207,225,190,208,226,191,209,227,192,210,228,193, + * 211,229,194,212,230,195,213,231,196,214,232,197,215,233,198,216, + * 234,199,217,235,200,218,236,201,219,237,202,220,238,203,221,239, + * 240,264,288,241,265,289,242,266,290,243,267,291,244,268,292,245, + * 269,293,246,270,294,247,271,295,248,272,296,249,273,297,250,274, + * 298,251,275,299,252,276,300,253,277,301,254,278,302,255,279,303, + * 256,280,304,257,281,305,258,282,306,259,283,307,260,284,308,261, + * 285,309,262,286,310,263,287,311,312,344,376,313,345,377,314,346, + * 378,315,347,379,316,348,380,317,349,381,318,350,382,319,351,383, + * 320,352,384,321,353,385,322,354,386,323,355,387,324,356,388,325, + * 357,389,326,358,390,327,359,391,328,360,392,329,361,393,330,362, + * 394,331,363,395,332,364,396,333,365,397,334,366,398,335,367,399, + * 336,368,400,337,369,401,338,370,402,339,371,403,340,372,404,341, + * 373,405,342,374,406,343,375,407,408,452,496,409,453,497,410,454, + * 498,411,455,499,412,456,500,413,457,501,414,458,502,415,459,503, + * 416,460,504,417,461,505,418,462,506,419,463,507,420,464,508,421, + * 465,509,422,466,510,423,467,511,424,468,512,425,469,513,426,470, + * 514,427,471,515,428,472,516,429,473,517,430,474,518,431,475,519, + * 432,476,520,433,477,521,434,478,522,435,479,523,436,480,524,437, + * 481,525,438,482,526,439,483,527,440,484,528,441,485,529,442,486, + * 530,443,487,531,444,488,532,445,489,533,446,490,534,447,491,535, + * 448,492,536,449,493,537,450,494,538,451,495,539,540,552,564,541, + * 553,565,542,554,566,543,555,567,544,556,568,545,557,569,546,558, + * 570,547,559,571,548,560,572,549,561,573,550,562,574,551,563,575}, { 0, 4, + * 8, 1, 5, 9, 2, 6, 10, 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, + * 23, 24, 28, 32, 25, 29, 33, 26, 30, 34, 27, 31, 35, 36, 42, 48, 37, 43, 49, + * 38, 44, 50, 39, 45, 51, 40, 46, 52, 41, 47, 53, 54, 62, 70, 55, 63, 71, 56, + * 64, 72, 57, 65, 73, 58, 66, 74, 59, 67, 75, 60, 68, 76, 61, 69, 77, 78, 88, + * 98, 79, 89, 99, 80, 90,100, 81, 91,101, 82, 92,102, 83, 93,103, 84, 94,104, + * 85, 95,105, 86, 96,106, 87, 97,107,108,120,132,109, + * 121,133,110,122,134,111,123,135,112,124,136,113,125,137,114,126, + * 138,115,127,139,116,128,140,117,129,141,118,130,142,119,131,143, + * 144,158,172,145,159,173,146,160,174,147,161,175,148,162,176,149, + * 163,177,150,164,178,151,165,179,152,166,180,153,167,181,154,168, + * 182,155,169,183,156,170,184,157,171,185,186,204,222,187,205,223, + * 188,206,224,189,207,225,190,208,226,191,209,227,192,210,228,193, + * 211,229,194,212,230,195,213,231,196,214,232,197,215,233,198,216, + * 234,199,217,235,200,218,236,201,219,237,202,220,238,203,221,239, + * 240,264,288,241,265,289,242,266,290,243,267,291,244,268,292,245, + * 269,293,246,270,294,247,271,295,248,272,296,249,273,297,250,274, + * 298,251,275,299,252,276,300,253,277,301,254,278,302,255,279,303, + * 256,280,304,257,281,305,258,282,306,259,283,307,260,284,308,261, + * 285,309,262,286,310,263,287,311,312,342,372,313,343,373,314,344, + * 374,315,345,375,316,346,376,317,347,377,318,348,378,319,349,379, + * 320,350,380,321,351,381,322,352,382,323,353,383,324,354,384,325, + * 355,385,326,356,386,327,357,387,328,358,388,329,359,389,330,360, + * 390,331,361,391,332,362,392,333,363,393,334,364,394,335,365,395, + * 336,366,396,337,367,397,338,368,398,339,369,399,340,370,400,341, + * 371,401,402,442,482,403,443,483,404,444,484,405,445,485,406,446, + * 486,407,447,487,408,448,488,409,449,489,410,450,490,411,451,491, + * 412,452,492,413,453,493,414,454,494,415,455,495,416,456,496,417, + * 457,497,418,458,498,419,459,499,420,460,500,421,461,501,422,462, + * 502,423,463,503,424,464,504,425,465,505,426,466,506,427,467,507, + * 428,468,508,429,469,509,430,470,510,431,471,511,432,472,512,433, + * 473,513,434,474,514,435,475,515,436,476,516,437,477,517,438,478, + * 518,439,479,519,440,480,520,441,481,521,522,540,558,523,541,559, + * 524,542,560,525,543,561,526,544,562,527,545,563,528,546,564,529, + * 547,565,530,548,566,531,549,567,532,550,568,533,551,569,534,552, + * 570,535,553,571,536,554,572,537,555,573,538,556,574,539,557,575}, { 0, 4, + * 8, 1, 5, 9, 2, 6, 10, 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, + * 23, 24, 28, 32, 25, 29, 33, 26, 30, 34, 27, 31, 35, 36, 40, 44, 37, 41, 45, + * 38, 42, 46, 39, 43, 47, 48, 54, 60, 49, 55, 61, 50, 56, 62, 51, 57, 63, 52, + * 58, 64, 53, 59, 65, 66, 74, 82, 67, 75, 83, 68, 76, 84, 69, 77, 85, 70, 78, + * 86, 71, 79, 87, 72, 80, 88, 73, 81, 89, 90,100,110, 91,101,111, 92,102,112, + * 93,103,113, 94,104,114, 95,105,115, 96,106,116, 97, 107,117, 98,108,118, + * 99,109,119,120,132,144,121,133,145,122,134, + * 146,123,135,147,124,136,148,125,137,149,126,138,150,127,139,151, + * 128,140,152,129,141,153,130,142,154,131,143,155,156,170,184,157, + * 171,185,158,172,186,159,173,187,160,174,188,161,175,189,162,176, + * 190,163,177,191,164,178,192,165,179,193,166,180,194,167,181,195, + * 168,182,196,169,183,197,198,216,234,199,217,235,200,218,236,201, + * 219,237,202,220,238,203,221,239,204,222,240,205,223,241,206,224, + * 242,207,225,243,208,226,244,209,227,245,210,228,246,211,229,247, + * 212,230,248,213,231,249,214,232,250,215,233,251,252,274,296,253, + * 275,297,254,276,298,255,277,299,256,278,300,257,279,301,258,280, + * 302,259,281,303,260,282,304,261,283,305,262,284,306,263,285,307, + * 264,286,308,265,287,309,266,288,310,267,289,311,268,290,312,269, + * 291,313,270,292,314,271,293,315,272,294,316,273,295,317,318,348, + * 378,319,349,379,320,350,380,321,351,381,322,352,382,323,353,383, + * 324,354,384,325,355,385,326,356,386,327,357,387,328,358,388,329, + * 359,389,330,360,390,331,361,391,332,362,392,333,363,393,334,364, + * 394,335,365,395,336,366,396,337,367,397,338,368,398,339,369,399, + * 340,370,400,341,371,401,342,372,402,343,373,403,344,374,404,345, + * 375,405,346,376,406,347,377,407,408,464,520,409,465,521,410,466, + * 522,411,467,523,412,468,524,413,469,525,414,470,526,415,471,527, + * 416,472,528,417,473,529,418,474,530,419,475,531,420,476,532,421, + * 477,533,422,478,534,423,479,535,424,480,536,425,481,537,426,482, + * 538,427,483,539,428,484,540,429,485,541,430,486,542,431,487,543, + * 432,488,544,433,489,545,434,490,546,435,491,547,436,492,548,437, + * 493,549,438,494,550,439,495,551,440,496,552,441,497,553,442,498, + * 554,443,499,555,444,500,556,445,501,557,446,502,558,447,503,559, + * 448,504,560,449,505,561,450,506,562,451,507,563,452,508,564,453, + * 509,565,454,510,566,455,511,567,456,512,568,457,513,569,458,514, + * 570,459,515,571,460,516,572,461,517,573,462,518,574,463,519,575}, { 0, 4, + * 8, 1, 5, 9, 2, 6, 10, 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, + * 23, 24, 28, 32, 25, 29, 33, 26, 30, 34, 27, 31, 35, 36, 40, 44, 37, 41, 45, + * 38, 42, 46, 39, 43, 47, 48, 54, 60, 49, 55, 61, 50, 56, 62, 51, 57, 63, 52, + * 58, 64, 53, 59, 65, 66, 72, 78, 67, 73, 79, 68, 74, 80, 69, 75, 81, 70, 76, + * 82, 71, 77, 83, 84, 94,104, 85, 95,105, 86, 96,106, 87, 97,107, 88, 98,108, + * 89, 99,109, 90,100,110, 91,101,111, 92,102,112, 93, + * 103,113,114,126,138,115,127,139,116,128,140,117,129,141,118,130, + * 142,119,131,143,120,132,144,121,133,145,122,134,146,123,135,147, + * 124,136,148,125,137,149,150,164,178,151,165,179,152,166,180,153, + * 167,181,154,168,182,155,169,183,156,170,184,157,171,185,158,172, + * 186,159,173,187,160,174,188,161,175,189,162,176,190,163,177,191, + * 192,208,224,193,209,225,194,210,226,195,211,227,196,212,228,197, + * 213,229,198,214,230,199,215,231,200,216,232,201,217,233,202,218, + * 234,203,219,235,204,220,236,205,221,237,206,222,238,207,223,239, + * 240,260,280,241,261,281,242,262,282,243,263,283,244,264,284,245, + * 265,285,246,266,286,247,267,287,248,268,288,249,269,289,250,270, + * 290,251,271,291,252,272,292,253,273,293,254,274,294,255,275,295, + * 256,276,296,257,277,297,258,278,298,259,279,299,300,326,352,301, + * 327,353,302,328,354,303,329,355,304,330,356,305,331,357,306,332, + * 358,307,333,359,308,334,360,309,335,361,310,336,362,311,337,363, + * 312,338,364,313,339,365,314,340,366,315,341,367,316,342,368,317, + * 343,369,318,344,370,319,345,371,320,346,372,321,347,373,322,348, + * 374,323,349,375,324,350,376,325,351,377,378,444,510,379,445,511, + * 380,446,512,381,447,513,382,448,514,383,449,515,384,450,516,385, + * 451,517,386,452,518,387,453,519,388,454,520,389,455,521,390,456, + * 522,391,457,523,392,458,524,393,459,525,394,460,526,395,461,527, + * 396,462,528,397,463,529,398,464,530,399,465,531,400,466,532,401, + * 467,533,402,468,534,403,469,535,404,470,536,405,471,537,406,472, + * 538,407,473,539,408,474,540,409,475,541,410,476,542,411,477,543, + * 412,478,544,413,479,545,414,480,546,415,481,547,416,482,548,417, + * 483,549,418,484,550,419,485,551,420,486,552,421,487,553,422,488, + * 554,423,489,555,424,490,556,425,491,557,426,492,558,427,493,559, + * 428,494,560,429,495,561,430,496,562,431,497,563,432,498,564,433, + * 499,565,434,500,566,435,501,567,436,502,568,437,503,569,438,504, + * 570,439,505,571,440,506,572,441,507,573,442,508,574,443,509,575}, { 0, 4, + * 8, 1, 5, 9, 2, 6, 10, 3, 7, 11, 12, 16, 20, 13, 17, 21, 14, 18, 22, 15, 19, + * 23, 24, 28, 32, 25, 29, 33, 26, 30, 34, 27, 31, 35, 36, 40, 44, 37, 41, 45, + * 38, 42, 46, 39, 43, 47, 48, 54, 60, 49, 55, 61, 50, 56, 62, 51, 57, 63, 52, + * 58, 64, 53, 59, 65, 66, 74, 82, 67, 75, 83, 68, 76, 84, 69, 77, 85, 70, 78, + * 86, 71, 79, 87, 72, 80, 88, 73, 81, 89, 90,102,114, 91,103,115, 92,104,116, + * 93,105,117, 94,106,118, 95,107,119, 96,108,120, 97, 109,121, 98,110,122, + * 99,111,123,100,112,124,101,113,125,126,142, + * 158,127,143,159,128,144,160,129,145,161,130,146,162,131,147,163, + * 132,148,164,133,149,165,134,150,166,135,151,167,136,152,168,137, + * 153,169,138,154,170,139,155,171,140,156,172,141,157,173,174,194, + * 214,175,195,215,176,196,216,177,197,217,178,198,218,179,199,219, + * 180,200,220,181,201,221,182,202,222,183,203,223,184,204,224,185, + * 205,225,186,206,226,187,207,227,188,208,228,189,209,229,190,210, + * 230,191,211,231,192,212,232,193,213,233,234,260,286,235,261,287, + * 236,262,288,237,263,289,238,264,290,239,265,291,240,266,292,241, + * 267,293,242,268,294,243,269,295,244,270,296,245,271,297,246,272, + * 298,247,273,299,248,274,300,249,275,301,250,276,302,251,277,303, + * 252,278,304,253,279,305,254,280,306,255,281,307,256,282,308,257, + * 283,309,258,284,310,259,285,311,312,346,380,313,347,381,314,348, + * 382,315,349,383,316,350,384,317,351,385,318,352,386,319,353,387, + * 320,354,388,321,355,389,322,356,390,323,357,391,324,358,392,325, + * 359,393,326,360,394,327,361,395,328,362,396,329,363,397,330,364, + * 398,331,365,399,332,366,400,333,367,401,334,368,402,335,369,403, + * 336,370,404,337,371,405,338,372,406,339,373,407,340,374,408,341, + * 375,409,342,376,410,343,377,411,344,378,412,345,379,413,414,456, + * 498,415,457,499,416,458,500,417,459,501,418,460,502,419,461,503, + * 420,462,504,421,463,505,422,464,506,423,465,507,424,466,508,425, + * 467,509,426,468,510,427,469,511,428,470,512,429,471,513,430,472, + * 514,431,473,515,432,474,516,433,475,517,434,476,518,435,477,519, + * 436,478,520,437,479,521,438,480,522,439,481,523,440,482,524,441, + * 483,525,442,484,526,443,485,527,444,486,528,445,487,529,446,488, + * 530,447,489,531,448,490,532,449,491,533,450,492,534,451,493,535, + * 452,494,536,453,495,537,454,496,538,455,497,539,540,552,564,541, + * 553,565,542,554,566,543,555,567,544,556,568,545,557,569,546,558, + * 570,547,559,571,548,560,572,549,561,573,550,562,574,551,563,575} }; + */ + + private static final float cs[] = { 0.857492925712f, 0.881741997318f, 0.949628649103f, + 0.983314592492f, 0.995517816065f, 0.999160558175f, 0.999899195243f, 0.999993155067f }; + + private static final float ca[] = { -0.5144957554270f, -0.4717319685650f, -0.3133774542040f, + -0.1819131996110f, -0.0945741925262f, -0.0409655828852f, -0.0141985685725f, + -0.00369997467375f }; + + /************************************************************/ + /* END OF L3TABLE */ + /************************************************************/ + + /************************************************************/ + /* L3TYPE */ + /************************************************************/ + + /***************************************************************/ + /* END OF L3TYPE */ + /***************************************************************/ + + /***************************************************************/ + /* INV_MDCT */ + /***************************************************************/ + public static final float win[][] = { + { -1.6141214951E-02f, -5.3603178919E-02f, -1.0070713296E-01f, -1.6280817573E-01f, + -4.9999999679E-01f, -3.8388735032E-01f, -6.2061144372E-01f, -1.1659756083E+00f, + -3.8720752656E+00f, -4.2256286556E+00f, -1.5195289984E+00f, -9.7416483388E-01f, + -7.3744074053E-01f, -1.2071067773E+00f, -5.1636156596E-01f, -4.5426052317E-01f, + -4.0715656898E-01f, -3.6969460527E-01f, -3.3876269197E-01f, -3.1242222492E-01f, + -2.8939587111E-01f, -2.6880081906E-01f, -5.0000000266E-01f, -2.3251417468E-01f, + -2.1596714708E-01f, -2.0004979098E-01f, -1.8449493497E-01f, -1.6905846094E-01f, + -1.5350360518E-01f, -1.3758624925E-01f, -1.2103922149E-01f, -2.0710679058E-01f, + -8.4752577594E-02f, -6.4157525656E-02f, -4.1131172614E-02f, -1.4790705759E-02f }, + + { -1.6141214951E-02f, -5.3603178919E-02f, -1.0070713296E-01f, -1.6280817573E-01f, + -4.9999999679E-01f, -3.8388735032E-01f, -6.2061144372E-01f, -1.1659756083E+00f, + -3.8720752656E+00f, -4.2256286556E+00f, -1.5195289984E+00f, -9.7416483388E-01f, + -7.3744074053E-01f, -1.2071067773E+00f, -5.1636156596E-01f, -4.5426052317E-01f, + -4.0715656898E-01f, -3.6969460527E-01f, -3.3908542600E-01f, -3.1511810350E-01f, + -2.9642226150E-01f, -2.8184548650E-01f, -5.4119610000E-01f, -2.6213228100E-01f, + -2.5387916537E-01f, -2.3296291359E-01f, -1.9852728987E-01f, -1.5233534808E-01f, + -9.6496400054E-02f, -3.3423828516E-02f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f }, + + { -4.8300800645E-02f, -1.5715656932E-01f, -2.8325045177E-01f, -4.2953747763E-01f, + -1.2071067795E+00f, -8.2426483178E-01f, -1.1451749106E+00f, -1.7695290101E+00f, + -4.5470225061E+00f, -3.4890531002E+00f, -7.3296292804E-01f, -1.5076514758E-01f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f }, + + { 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, 0.0000000000E+00f, + 0.0000000000E+00f, 0.0000000000E+00f, -1.5076513660E-01f, -7.3296291107E-01f, + -3.4890530566E+00f, -4.5470224727E+00f, -1.7695290031E+00f, -1.1451749092E+00f, + -8.3137738100E-01f, -1.3065629650E+00f, -5.4142014250E-01f, -4.6528974900E-01f, + -4.1066990750E-01f, -3.7004680800E-01f, -3.3876269197E-01f, -3.1242222492E-01f, + -2.8939587111E-01f, -2.6880081906E-01f, -5.0000000266E-01f, -2.3251417468E-01f, + -2.1596714708E-01f, -2.0004979098E-01f, -1.8449493497E-01f, -1.6905846094E-01f, + -1.5350360518E-01f, -1.3758624925E-01f, -1.2103922149E-01f, -2.0710679058E-01f, + -8.4752577594E-02f, -6.4157525656E-02f, -4.1131172614E-02f, -1.4790705759E-02f } }; + + /***************************************************************/ + /* END OF INV_MDCT */ + /***************************************************************/ + + public static final int nr_of_sfb_block[][][] = { + { { 6, 5, 5, 5 }, { 9, 9, 9, 9 }, { 6, 9, 9, 9 } }, + { { 6, 5, 7, 3 }, { 9, 9, 12, 6 }, { 6, 9, 12, 6 } }, + { { 11, 10, 0, 0 }, { 18, 18, 0, 0 }, { 15, 18, 0, 0 } }, + { { 7, 7, 7, 0 }, { 12, 12, 12, 0 }, { 6, 15, 12, 0 } }, + { { 6, 6, 6, 3 }, { 12, 9, 9, 6 }, { 6, 12, 9, 6 } }, + { { 8, 8, 5, 0 }, { 15, 12, 9, 0 }, { 6, 18, 9, 0 } } }; + +} + +/************************************************************/ +/* L3TABLE */ +/************************************************************/ + + +class SBI { + + public int[] l; + + public int[] s; + + public SBI() { + l = new int[23]; + s = new int[14]; + } + + + public SBI(@DELEGATE int[] thel, @DELEGATE int[] thes) { + l = thel; + s = thes; + } +} + + +class gr_info_s { + + public int part2_3_length = 0; + + public int big_values = 0; + + public int global_gain = 0; + + public int scalefac_compress = 0; + + public int window_switching_flag = 0; + + public int block_type = 0; + + public int mixed_block_flag = 0; + + public int[] table_select; + + public int[] subblock_gain; + + public int region0_count = 0; + + public int region1_count = 0; + + public int preflag = 0; + + public int scalefac_scale = 0; + + public int count1table_select = 0; + + /** + * Dummy Constructor + */ + public gr_info_s() { + table_select = new int[3]; + subblock_gain = new int[3]; + } +} + + +class temporaire { + + public int[] scfsi; + + public gr_info_s[] gr; + + /** + * Dummy Constructor + */ + public temporaire() { + scfsi = new int[4]; + gr = new gr_info_s[2]; + gr[0] = new gr_info_s(); + gr[1] = new gr_info_s(); + } +} + + +class III_side_info_t { + + + public int main_data_begin = 0; + + public int private_bits = 0; + + public temporaire[] ch; + + /** + * Dummy Constructor + */ + public III_side_info_t() { + ch = new temporaire[2]; + ch[0] = new temporaire(); + ch[1] = new temporaire(); + } +} + + +class temporaire2 { + + public int[] l; /* [cb] */ + + public int[][] s; /* [window][cb] */ + + /** + * Dummy Constructor + */ + public temporaire2() { + l = new int[23]; + s = new int[3][13]; + } +} + +// class III_scalefac_t +// { +// public temporaire2[] tab; +// /** +// * Dummy Constructor +// */ +// public III_scalefac_t() +// { +// tab = new temporaire2[2]; +// } +// } diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/METHODDEFAULT.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/METHODDEFAULT.java new file mode 100644 index 00000000..8cc6ce76 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/METHODDEFAULT.java @@ -0,0 +1,3 @@ +public @interface METHODDEFAULT{ + String value(); +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/MP3Player.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/MP3Player.java new file mode 100644 index 00000000..7c182410 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/MP3Player.java @@ -0,0 +1,41 @@ +// command line player for MPEG audio file +public class MP3Player { + + private String filename = null; + + public static void main(@DELEGATE String args[]) { + + MP3Player player = new MP3Player(); + player.init(args); + + } + + private void init(@DELEGATE String[] args) { + if (args.length == 1) { + filename = args[0]; + } + play(); + } + + /** + * Playing file from FileInputStream. + */ + // protected InputStream getInputStream() throws IOException { + // FileInputStream fin = new FileInputStream(filename); + // BufferedInputStream bin = new BufferedInputStream(fin); + // return bin; + // } + + public void play() throws JavaLayerException { + try { + System.out.println("playing " + filename + "..."); + BitstreamWrapper.init(filename); + AudioDevice dev = new AudioDevice(); + Player player = new Player(dev); + player.play(); + } catch (IOException ex) { + throw new JavaLayerException("Problem playing file " + filename, ex); + } + } + +} \ No newline at end of file diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Manager.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Manager.java new file mode 100644 index 00000000..fe855401 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Manager.java @@ -0,0 +1,45 @@ +/* + * 11/19/04 1.0 moved to LGPL. + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +/** + * Work in progress. + * + * Manages a number of controls. + */ +public class Manager //implements Control +{ + public void addControl(Control c) + { + + } + + public void removeControl(Control c) + { + + } + + public void removeAll() + { + + } + + // control interface delegates to a managed control + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Obuffer.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Obuffer.java new file mode 100644 index 00000000..8a6d8c09 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Obuffer.java @@ -0,0 +1,97 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Added appendSamples() method for efficiency. MDM. + * 15/02/99 ,Java Conversion by E.B ,ebsp@iname.com, JavaLayer + * + * Declarations for output buffer, includes operating system + * implementation of the virtual Obuffer. Optional routines + * enabling seeks and stops added by Jeff Tsay. + * + * @(#) obuffer.h 1.8, last edit: 6/15/94 16:51:56 + * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de) + * @(#) Berlin University of Technology + * + * Idea and first implementation for u-law output with fast downsampling by + * Jim Boucher (jboucher@flash.bu.edu) + * + * LinuxObuffer class written by + * Louis P. Kruger (lpkruger@phoenix.princeton.edu) + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Base Class for audio output. + */ + + +public abstract class Obuffer { + public static final int OBUFFERSIZE = 2 * 1152; // max. 2 * 1152 samples per + // frame + public static final int MAXCHANNELS = 2; // max. number of channels + + /** + * Takes a 16 Bit PCM sample. + */ + public abstract void append( int channel, short value); + + /** + * Accepts 32 new PCM samples. + */ + + public void appendSamples( int channel, float[] f) { + short s; + for ( int i = 0; i < 32;) { + s = clip(f[i++]); + append(channel, s); + } + } + + /** + * Clip Sample to 16 Bits + */ + + private final short clip( float sample) { + + short s = (short) sample; + + if (sample > 32767.0f) { + s = (short) 32767; + } else if (sample < -32768.0f) { + s = (short) -32768; + } + + return s; + + } + + /** + * Write the samples to the file or directly to the audio hardware. + */ + public abstract void write_buffer( int val); + + public abstract void close(); + + /** + * Clears all data in the buffer (for seeking). + */ + public abstract void clear_buffer(); + + /** + * Notify the buffer that the user has stopped the stream. + */ + public abstract void set_stop_flag(); +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/OutputChannels.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/OutputChannels.java new file mode 100644 index 00000000..811a4e65 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/OutputChannels.java @@ -0,0 +1,129 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 12/12/99 Initial implementation. mdm@techie.com. + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * A Type-safe representation of the the supported output channel constants. + * + * This class is immutable and, hence, is thread safe. + * + * @author Mat McGowan 12/12/99 + * @since 0.0.7 + */ + + +public class OutputChannels { + /** + * Flag to indicate output should include both channels. + */ + public static final int BOTH_CHANNELS = 0; + + /** + * Flag to indicate output should include the left channel only. + */ + public static final int LEFT_CHANNEL = 1; + + /** + * Flag to indicate output should include the right channel only. + */ + public static final int RIGHT_CHANNEL = 2; + + /** + * Flag to indicate output is mono. + */ + public static final int DOWNMIX_CHANNELS = 3; + + public static final OutputChannels LEFT = new OutputChannels(LEFT_CHANNEL); + public static final OutputChannels RIGHT = new OutputChannels(RIGHT_CHANNEL); + public static final OutputChannels BOTH = new OutputChannels(BOTH_CHANNELS); + public static final OutputChannels DOWNMIX = new OutputChannels(DOWNMIX_CHANNELS); + + + private/* final */int outputChannels; + + /** + * Creates an OutputChannels instance corresponding to the given + * channel code. + * + * @param code + * one of the OutputChannels channel code constants. + * + * @throws IllegalArgumentException + * if code is not a valid channel code. + */ + static public OutputChannels fromInt(int code) { + switch (code) { + case LEFT_CHANNEL: + return LEFT; + case RIGHT_CHANNEL: + return RIGHT; + case BOTH_CHANNELS: + return BOTH; + case DOWNMIX_CHANNELS: + return DOWNMIX; + default: + throw new IllegalArgumentException("Invalid channel code: " + code); + } + } + + public OutputChannels( int channels) { + outputChannels = channels; + + if (channels < 0 || channels > 3) + throw new IllegalArgumentException("channels"); + } + + /** + * Retrieves the code representing the desired output channels. Will be one of + * LEFT_CHANNEL, RIGHT_CHANNEL, BOTH_CHANNELS or DOWNMIX_CHANNELS. + * + * @return the channel code represented by this instance. + */ + public int getChannelsOutputCode() { + return outputChannels; + } + + /** + * Retrieves the number of output channels represented by this channel output + * type. + * + * @return The number of output channels for this channel output type. This + * will be 2 for BOTH_CHANNELS only, and 1 for all other types. + */ + public int getChannelCount() { + int count = (outputChannels == BOTH_CHANNELS) ? 2 : 1; + return count; + } + + public boolean equals(Object o) { + boolean equals = false; + + if (o instanceof OutputChannels) { + OutputChannels oc = (OutputChannels) o; + equals = (oc.outputChannels == outputChannels); + } + + return equals; + } + + public int hashCode() { + return outputChannels; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Player.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Player.java new file mode 100644 index 00000000..f9593476 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Player.java @@ -0,0 +1,261 @@ +import java.awt.image.SampleModel; + +import FileOutputStream; + +/* + * 11/19/04 1.0 moved to LGPL. + * 29/01/00 Initial version. mdm@techie.com + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * The Player class implements a simple player for playback of an + * MPEG audio stream. + * + * @author Mat McGowan + * @since 0.0.8 + */ + +// REVIEW: the audio device should not be opened until the +// first MPEG audio frame has been decoded. + +public class Player { + /** + * The current frame number. + */ + + private int frame = 0; + + /** + * The MPEG audio bitstream. + */ + // private Bitstream bitstream; + + /** + * The MPEG audio decoder. + */ + /* final */ + private Decoder decoder; + + /** + * The AudioDevice the audio samples are written to. + */ + // private AudioDevice audio; + + /** + * Has the player been closed? + */ + + private boolean closed = false; + + /** + * Has the player played back all frames from the stream? + */ + + private boolean complete = false; + + + private int lastPosition = 0; + + + private long sampleNumber; + + /** + * Creates a new Player instance. + */ + public Player() throws JavaLayerException { + this(null); + } + + public Player(AudioDevice device) throws JavaLayerException { + // bitstream = new Bitstream(stream); + decoder = new Decoder(); + + // if (device!=null) + // { + // audio = device; + // } + // else + // { + // FactoryRegistry r = FactoryRegistry.systemRegistry(); + // audio = r.createAudioDevice(); + // } + + device.open(decoder); + } + + public void play() throws JavaLayerException { + play(Integer.MAX_VALUE); + } + + /** + * Plays a number of MPEG audio frames. + * + * @param frames + * The number of frames to play. + * @return true if the last frame was played, or false if there are more + * frames. + */ + + + public boolean play( int frames) throws JavaLayerException { + boolean ret = true; + + // initialization before ssjava loop + boolean init = true; + Header h = BitstreamWrapper.readFrame(); + decoder.init(h); + + sampleNumber = 1; + System.out.println("Gobble sentinel: +++"); + + // int count = 0; + SSJAVA: while (true) { + if (h == null) { + break; + } + ret = decodeFrame(init, h); + if (!ret) { + break; + } + h = BitstreamWrapper.readFrame(); + } + + /* + * if (!ret) { // last frame, ensure all data flushed to the audio device. + * AudioDevice out = audio; if (out!=null) { out.flush(); synchronized + * (this) { complete = (!closed); close(); } } } + */ + return ret; + } + + /** + * Cloases this player. Any audio currently playing is stopped immediately. + */ + + public synchronized void close() { + /* + * AudioDevice out = audio; if (out!=null) { closed = true; audio = null; // + * this may fail, so ensure object state is set up before // calling this + * method. out.close(); lastPosition = out.getPosition(); try { + * bitstream.close(); } catch (BitstreamException ex) { } } + */ + } + + /** + * Returns the completed status of this player. + * + * @return true if all available MPEG audio frames have been decoded, or false + * otherwise. + */ + public synchronized boolean isComplete() { + return complete; + } + + /** + * Retrieves the position in milliseconds of the current audio sample being + * played. This method delegates to the + * AudioDevice that is used by this player to sound the decoded audio + * samples. + */ + public int getPosition() { + // int position = lastPosition; + + // AudioDevice out = audio; + // if (out!=null) + // { + // position = out.getPosition(); + // } + // return position; + return 0; + } + + /** + * Decodes a single frame. + * + * @return true if there are no more frames to decode, false otherwise. + */ + + protected boolean decodeFrame( boolean init, Header h) + throws JavaLayerException { + try { + // AudioDevice out = audio; + // if (out==null) + // return false; + + // Header h = bitstream.readFrame(); + + // if (h == null){ + // return false; + // } + + // SampleBuffer output = (SampleBuffer) decoder.decodeFrame(h); + decoder.decodeFrame(h); + +// DEBUG_OUTPUT_CHECKSUM(); +// DEBUG_OUTPUT(); + // synchronized (this) + // { + // out = audio; + // if (out!=null) + // { + // out.write(output.getBuffer(), 0, output.getBufferLength()); + // } + // } + + // bitstream.closeFrame(); + } catch (RuntimeException ex) { + throw new JavaLayerException("Exception decoding audio frame", ex); + } + /* + * catch (IOException ex) { + * System.out.println("exception decoding audio frame: "+ex); return false; + * } catch (BitstreamException bitex) { + * System.out.println("exception decoding audio frame: "+bitex); return + * false; } catch (DecoderException decex) { + * System.out.println("exception decoding audio frame: "+decex); return + * false; } + */ + return true; + } + + @TRUST + public void DEBUG_OUTPUT() { + // it looks like there is left and right channel interleaved into the + // output buffer, so only sample one channel (stride=2) + short[] outbuf = SampleBufferWrapper.getBuffer(); + for (int i = 0; i < SampleBufferWrapper.getBufferLength(); i = i + 2) { + System.out.println(sampleNumber + " " + outbuf[i]); + sampleNumber++; + } + } + + @TRUST + public void DEBUG_OUTPUT_CHECKSUM() { + // eom debug + int sum = 0; + short[] outbuf = SampleBufferWrapper.getBuffer(); + // short[] outbuf = output.getBuffer(); + TERMINATE: for ( int i = 0; i < SampleBufferWrapper.getBufferLength(); i++) { + // System.out.println(outbuf[i]); + sum += outbuf[i]; + } + System.out.println(sum); + // + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBuffer.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBuffer.java new file mode 100644 index 00000000..5e710561 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBuffer.java @@ -0,0 +1,177 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 12/12/99 Initial Version based on FileObuffer. mdm@techie.com. + * + * FileObuffer: + * 15/02/99 Java Conversion by E.B ,javalayer@javazoom.net + * + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * The SampleBuffer class implements an output buffer that provides + * storage for a fixed size block of samples. + */ + + +public class SampleBuffer extends Obuffer { + + private short[] buffer; + + private int[] bufferp; + + private int channels; + + private int frequency; + + private int idx; + + static public long sampleNumber = 0; + + /** + * Constructor + */ + public SampleBuffer( int sample_frequency, int number_of_channels) { + buffer = new short[OBUFFERSIZE]; + bufferp = new int[MAXCHANNELS]; + channels = number_of_channels; // [IN] -> [D] + frequency = sample_frequency; // [IN] -> [D] + + for ( int i = 0; i < number_of_channels; ++i) { + bufferp[i] = (short) i; // LOC(bufferp[i]) has indirect flows from the + // location C, IN + // also, it has a direct flow from C + // anyway, LOC(bufferp[i])=[D,SampleBuffer.BUFP] is lower than all + // locations that have in-flows + } + + } + + public int getChannelCount() { + return this.channels; + } + + public int getSampleFrequency() { + return this.frequency; + } + + public short[] getBuffer() { + return this.buffer; + } + + public int getBufferLength() { + return bufferp[0]; + } + + /** + * Takes a 16 Bit PCM sample. + */ + public void append( int channel, short value) { + buffer[bufferp[channel]] = value; + // LOC(bufferp[channel])= [local.D,SampleBuffer.BUF] + // so, for LHS, LOC(buffer) < LOC(bufferp[channle]) + // also, bet' LHS and RHS, LOC(LHS) < LOC(RHS) since LOC(value)=[IN] + + bufferp[channel] += channels; + // for lhs, LOC(bufferp[channel]) = [local.D, SampleBuffer.BUFP] + // for rhs, LOC(channels) = [local.D, SampleBuffer.CON] + + } + + + public void appendSamples( int channel, float[] f) { + int pos = bufferp[channel]; + // LOC(bufferp[channel])=[D,SampleBuffer.BUFP] + // LOC(pos)=[D,SampleBuffer.BUFP] + + short s; + float fs; + + for ( int i = 0; i < 32;) { + fs = f[i++]; // [IN] -> [D,BUFP] + + if (fs > 32767.0f) { + fs = 32767.0f; + // it has an indirect flow from LOC(fs) + // since LOC(fs) is a shared location, it's okay + } else { + if (fs < -32767.0f) { + fs = -32767.0f; + } + } + + /* + * fs = (fs>32767.0f ? 32767.0f : (fs < -32767.0f ? -32767.0f : fs)); + */ + + s = (short) fs; // it's okay since BUFP of [D,BUFP] is a shared location + buffer[pos] = s; + + // DEBUG_OUTPUT(pos, s); + + // for LHS, LOC(buffer[pos])= GLB( [D,BUF] , [D,BUFP] ) = [D,BUF] + // for RHS, LOC(s) = [D,BUFP] + // so it's okay: [D,BUFP] -> [D,BUF] + + pos += channels; // [D,BUFP] -> [D,BUFP] + } + + bufferp[channel] = pos; + // for lhs, LOC(bufferp[channel])=[D,BUFP] + // for rhs, LOC(pos)=[D,BUFP] + // since BUFP is a shared location, the assignment is okay + } + + /** + * Write the samples to the file (Random Acces). + */ + public void write_buffer( int val) { + + // for (int i = 0; i < channels; ++i) + // bufferp[i] = (short)i; + + } + + public void close() { + } + + /** + * + */ + + public void clear_buffer() { + for (idx = 0; idx < channels; ++idx) + bufferp[idx] = (short) idx; + } + + /** + * + */ + public void set_stop_flag() { + } + + @TRUST + private void DEBUG_OUTPUT(int pos, short s) { + // there is left and right channel interleaved into the + // output buffer, so only sample one channel (stride=2) + if (pos % 2 == 0) { + System.out.println(sampleNumber + " " + s); + sampleNumber++; + } + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBufferWrapper.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBufferWrapper.java new file mode 100644 index 00000000..5c691eb2 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SampleBufferWrapper.java @@ -0,0 +1,35 @@ +public class SampleBufferWrapper { + + static SampleBuffer output; + + @TRUST + static void init(int freq, int channels) { + output = new SampleBuffer(freq, channels); + } + + @TRUST + static void clear_buffer(){ + output.clear_buffer(); + } + + @TRUST + static SampleBuffer getOutput() { + return output; + } + + @TRUST + static short[] getBuffer() { + return output.getBuffer(); + } + + @TRUST + static int getBufferLength() { + return output.getBufferLength(); + } + + @TRUST + static void appendSamples(int channel, float[] f) { + output.appendSamples(channel, f); + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SideInfoBuffer.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SideInfoBuffer.java new file mode 100644 index 00000000..d62c4885 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SideInfoBuffer.java @@ -0,0 +1,89 @@ + + +public class SideInfoBuffer { + + /** + * The frame buffer that holds the data for the current frame. + */ + + private final int[] framebuffer = new int[BUFFER_INT_SIZE]; + + /** + * Maximum size of the frame buffer. + */ + private static final int BUFFER_INT_SIZE = 433; + + /** + * Index into framebuffer where the next bits are retrieved. + */ + + private int wordpointer; + + /** + * Number (0-31, from MSB to LSB) of next bit for get_bits() + */ + + private int bitindex; + + + private int main_data_begin; + + public int getMain_data_begin() { + return main_data_begin; + } + + public void setMain_data_begin( int main_data_begin) { + this.main_data_begin = main_data_begin; + } + + private static final int bitmask[] = { + 0, // dummy + 0x00000001, 0x00000003, 0x00000007, 0x0000000F, 0x0000001F, 0x0000003F, 0x0000007F, + 0x000000FF, 0x000001FF, 0x000003FF, 0x000007FF, 0x00000FFF, 0x00001FFF, 0x00003FFF, + 0x00007FFF, 0x0000FFFF, 0x0001FFFF }; + + + public int get_bits( int number_of_bits) { + int returnvalue = 0; + int sum = bitindex + number_of_bits; + // System.out.println("bitindex=" + bitindex + " wordpointer=" + // + wordpointer); + // E.B + // There is a problem here, wordpointer could be -1 ?! + if (wordpointer < 0) + wordpointer = 0; + // E.B : End. + + if (sum <= 32) { + // all bits contained in *wordpointer + returnvalue = (framebuffer[wordpointer] >>> (32 - sum)) & bitmask[number_of_bits]; + // returnvalue = (wordpointer[0] >> (32 - sum)) & + // bitmask[number_of_bits]; + if ((bitindex += number_of_bits) == 32) { + bitindex = 0; + wordpointer++; // added by me! + } + return returnvalue; + } + + // E.B : Check that ? + // ((short[])&returnvalue)[0] = ((short[])wordpointer + 1)[0]; + // wordpointer++; // Added by me! + // ((short[])&returnvalue + 1)[0] = ((short[])wordpointer)[0]; + int Right = (framebuffer[wordpointer] & 0x0000FFFF); + wordpointer++; + int Left = (framebuffer[wordpointer] & 0xFFFF0000); + returnvalue = ((Right << 16) & 0xFFFF0000) | ((Left >>> 16) & 0x0000FFFF); + + returnvalue >>>= 48 - sum; // returnvalue >>= 16 - (number_of_bits - (32 + // - bitindex)) + returnvalue &= bitmask[number_of_bits]; + bitindex = sum - 32; + return returnvalue; + } + + public void setBuffer(int idx, int value) { + framebuffer[idx] = value; + } + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Source.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Source.java new file mode 100644 index 00000000..ad2f0c91 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Source.java @@ -0,0 +1,48 @@ +/* + * 11/19/04 1.0 moved to LGPL. + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + + +import java.io.IOException; + +/** + * Work in progress. + * + * Class to describe a seekable data source. + * + */ +public interface Source +{ + + public static final long LENGTH_UNKNOWN = -1; + + public int read(byte[] b, int offs, int len) + throws IOException; + + + public boolean willReadBlock(); + + public boolean isSeekable(); + + public long length(); + + public long tell(); + + public long seek(long pos); + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Subband.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Subband.java new file mode 100644 index 00000000..cadd0af3 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/Subband.java @@ -0,0 +1,44 @@ +//package ssJava.mp3decoder; + +/** + * Abstract base class for subband classes of layer I and II + */ + + +static abstract class Subband { + /* + * Changes from version 1.1 to 1.2: - array size increased by one, although a + * scalefactor with index 63 is illegal (to prevent segmentation faults) + */ + // Scalefactors for layer I and II, Annex 3-B.1 in ISO/IEC DIS 11172: + public static final float scalefactors[] = { 2.00000000000000f, 1.58740105196820f, + 1.25992104989487f, 1.00000000000000f, 0.79370052598410f, 0.62996052494744f, + 0.50000000000000f, 0.39685026299205f, 0.31498026247372f, 0.25000000000000f, + 0.19842513149602f, 0.15749013123686f, 0.12500000000000f, 0.09921256574801f, + 0.07874506561843f, 0.06250000000000f, 0.04960628287401f, 0.03937253280921f, + 0.03125000000000f, 0.02480314143700f, 0.01968626640461f, 0.01562500000000f, + 0.01240157071850f, 0.00984313320230f, 0.00781250000000f, 0.00620078535925f, + 0.00492156660115f, 0.00390625000000f, 0.00310039267963f, 0.00246078330058f, + 0.00195312500000f, 0.00155019633981f, 0.00123039165029f, 0.00097656250000f, + 0.00077509816991f, 0.00061519582514f, 0.00048828125000f, 0.00038754908495f, + 0.00030759791257f, 0.00024414062500f, 0.00019377454248f, 0.00015379895629f, + 0.00012207031250f, 0.00009688727124f, 0.00007689947814f, 0.00006103515625f, + 0.00004844363562f, 0.00003844973907f, 0.00003051757813f, 0.00002422181781f, + 0.00001922486954f, 0.00001525878906f, 0.00001211090890f, 0.00000961243477f, + 0.00000762939453f, 0.00000605545445f, 0.00000480621738f, 0.00000381469727f, + 0.00000302772723f, 0.00000240310869f, 0.00000190734863f, 0.00000151386361f, + 0.00000120155435f, 0.00000000000000f /* illegal scalefactor */ + }; + + public abstract void read_allocation( Bitstream stream, Header header, + Crc16 crc) throws DecoderException; + + public abstract void read_scalefactor( Bitstream stream, Header header); + + + public abstract boolean read_sampledata( Bitstream stream); + + + public abstract boolean put_next_sample( int channels, + SynthesisFilter filter1, SynthesisFilter filter2); +}; diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SynthesisFilter.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SynthesisFilter.java new file mode 100644 index 00000000..6641d730 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/SynthesisFilter.java @@ -0,0 +1,2231 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * + * 04/01/00 Fixes for running under build 23xx Microsoft JVM. mdm. + * + * 19/12/99 Performance improvements to compute_pcm_samples(). + * Mat McGowan. mdm@techie.com. + * + * 16/02/99 Java Conversion by E.B , javalayer@javazoom.net + * + * @(#) synthesis_filter.h 1.8, last edit: 6/15/94 16:52:00 + * @(#) Copyright (C) 1993, 1994 Tobias Bading (bading@cs.tu-berlin.de) + * @(#) Berlin University of Technology + * + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * A class for the synthesis filter bank. This class does a fast downsampling + * from 32, 44.1 or 48 kHz to 8 kHz, if ULAW is defined. Frequencies above 4 kHz + * are removed by ignoring higher subbands. + */ + + +final class SynthesisFilter { + + + public int vidx; + + public float[] v1; + + public float[] v2; + + + public float[] prev1; + + public float[] prev2; + + // private float[] actual_v; // v1 or v2 + + public int actual_write_pos; // 0-15 + + private float[] samples; // 32 new subband samples + + public final int channel; + + public final float scalefactor; + + private float[] eq; + + /** + * Quality value for controlling CPU usage/quality tradeoff. + */ + /* + * private int quality; + * + * private int v_inc; + * + * + * + * public static final int HIGH_QUALITY = 1; public static final int + * MEDIUM_QUALITY = 2; public static final int LOW_QUALITY = 4; + */ + + /** + * Contructor. The scalefactor scales the calculated float pcm samples to + * short values (raw pcm samples are in [-1.0, 1.0], if no violations occur). + */ + public SynthesisFilter(int channelnumber, float factor, float[] eq0) { + + vidx = 1; + d16 = splitArray(d, 16); + + v1 = new float[512]; + v2 = new float[512]; + prev1 = new float[512]; + prev2 = new float[512]; + samples = new float[32]; + channel = channelnumber; + scalefactor = factor; + // setEQ(eq); + // setQuality(HIGH_QUALITY); + + if (eq == null) { + eq = new float[32]; + for (int i = 0; i < 32; i++) + eq[i] = 1.0f; + } + if (eq.length < 32) { + throw new IllegalArgumentException("eq0"); + } + + // reset(); + + for (int p = 0; p < 512; p++) + v1[p] = v2[p] = 0.0f; + + for (int p2 = 0; p2 < 32; p2++) + samples[p2] = 0.0f; + + // actual_v = v1; + actual_write_pos = 15; + + } + + /* + * private void setQuality(int quality0) { switch (quality0) { case + * HIGH_QUALITY: case MEDIUM_QUALITY: case LOW_QUALITY: v_inc = 16 * quality0; + * quality = quality0; break; default : throw new + * IllegalArgumentException("Unknown quality value"); } } + * + * public int getQuality() { return quality; } + */ + + /** + * Inject Sample. + */ + public void input_sample( float sample, int subbandnumber) { + samples[subbandnumber] = eq[subbandnumber] * sample; + } + + public void input_samples( float[] s) { + TERMINATE: for ( int i = 31; i >= 0; i--) { + samples[i] = s[i] * eq[i]; + } + } + + private void compute_new_v2_v1() { + + float new_v0 = 0.0f; + float new_v1 = 0.0f; + float new_v2 = 0.0f; + float new_v3 = 0.0f; + float new_v4 = 0.0f; + float new_v5 = 0.0f; + float new_v6 = 0.0f; + float new_v7 = 0.0f; + float new_v8 = 0.0f; + float new_v9 = 0.0f; + float new_v10 = 0.0f; + float new_v11 = 0.0f; + float new_v12 = 0.0f; + float new_v13 = 0.0f; + float new_v14 = 0.0f; + float new_v15 = 0.0f; + float new_v16 = 0.0f; + float new_v17 = 0.0f; + float new_v18 = 0.0f; + float new_v19 = 0.0f; + float new_v20 = 0.0f; + float new_v21 = 0.0f; + float new_v22 = 0.0f; + float new_v23 = 0.0f; + float new_v24 = 0.0f; + float new_v25 = 0.0f; + float new_v26 = 0.0f; + float new_v27 = 0.0f; + float new_v28 = 0.0f; + float new_v29 = 0.0f; + float new_v30 = 0.0f; + float new_v31 = 0.0f; + + // float[] new_v = new float[32]; // new V[0-15] and V[33-48] of Figure + // 3-A.2 in ISO DIS 11172-3 + // float[] p = new float[16]; + // float[] pp = new float[16]; + + // float[] s = samples; + + float s0 = samples[0]; + float s1 = samples[1]; + float s2 = samples[2]; + float s3 = samples[3]; + float s4 = samples[4]; + float s5 = samples[5]; + float s6 = samples[6]; + float s7 = samples[7]; + float s8 = samples[8]; + float s9 = samples[9]; + float s10 = samples[10]; + float s11 = samples[11]; + float s12 = samples[12]; + float s13 = samples[13]; + float s14 = samples[14]; + float s15 = samples[15]; + float s16 = samples[16]; + float s17 = samples[17]; + float s18 = samples[18]; + float s19 = samples[19]; + float s20 = samples[20]; + float s21 = samples[21]; + float s22 = samples[22]; + float s23 = samples[23]; + float s24 = samples[24]; + float s25 = samples[25]; + float s26 = samples[26]; + float s27 = samples[27]; + float s28 = samples[28]; + float s29 = samples[29]; + float s30 = samples[30]; + float s31 = samples[31]; + + float p0 = s0 + s31; + float p1 = s1 + s30; + float p2 = s2 + s29; + float p3 = s3 + s28; + float p4 = s4 + s27; + float p5 = s5 + s26; + float p6 = s6 + s25; + float p7 = s7 + s24; + float p8 = s8 + s23; + float p9 = s9 + s22; + float p10 = s10 + s21; + float p11 = s11 + s20; + float p12 = s12 + s19; + float p13 = s13 + s18; + float p14 = s14 + s17; + float p15 = s15 + s16; + + float pp0 = p0 + p15; + float pp1 = p1 + p14; + float pp2 = p2 + p13; + float pp3 = p3 + p12; + float pp4 = p4 + p11; + float pp5 = p5 + p10; + float pp6 = p6 + p9; + float pp7 = p7 + p8; + float pp8 = (p0 - p15) * cos1_32; + float pp9 = (p1 - p14) * cos3_32; + float pp10 = (p2 - p13) * cos5_32; + float pp11 = (p3 - p12) * cos7_32; + float pp12 = (p4 - p11) * cos9_32; + float pp13 = (p5 - p10) * cos11_32; + float pp14 = (p6 - p9) * cos13_32; + float pp15 = (p7 - p8) * cos15_32; + + p0 = pp0 + pp7; + p1 = pp1 + pp6; + p2 = pp2 + pp5; + p3 = pp3 + pp4; + p4 = (pp0 - pp7) * cos1_16; + p5 = (pp1 - pp6) * cos3_16; + p6 = (pp2 - pp5) * cos5_16; + p7 = (pp3 - pp4) * cos7_16; + p8 = pp8 + pp15; + p9 = pp9 + pp14; + p10 = pp10 + pp13; + p11 = pp11 + pp12; + p12 = (pp8 - pp15) * cos1_16; + p13 = (pp9 - pp14) * cos3_16; + p14 = (pp10 - pp13) * cos5_16; + p15 = (pp11 - pp12) * cos7_16; + + pp0 = p0 + p3; + pp1 = p1 + p2; + pp2 = (p0 - p3) * cos1_8; + pp3 = (p1 - p2) * cos3_8; + pp4 = p4 + p7; + pp5 = p5 + p6; + pp6 = (p4 - p7) * cos1_8; + pp7 = (p5 - p6) * cos3_8; + pp8 = p8 + p11; + pp9 = p9 + p10; + pp10 = (p8 - p11) * cos1_8; + pp11 = (p9 - p10) * cos3_8; + pp12 = p12 + p15; + pp13 = p13 + p14; + pp14 = (p12 - p15) * cos1_8; + pp15 = (p13 - p14) * cos3_8; + + p0 = pp0 + pp1; + p1 = (pp0 - pp1) * cos1_4; + p2 = pp2 + pp3; + p3 = (pp2 - pp3) * cos1_4; + p4 = pp4 + pp5; + p5 = (pp4 - pp5) * cos1_4; + p6 = pp6 + pp7; + p7 = (pp6 - pp7) * cos1_4; + p8 = pp8 + pp9; + p9 = (pp8 - pp9) * cos1_4; + p10 = pp10 + pp11; + p11 = (pp10 - pp11) * cos1_4; + p12 = pp12 + pp13; + p13 = (pp12 - pp13) * cos1_4; + p14 = pp14 + pp15; + p15 = (pp14 - pp15) * cos1_4; + + // this is pretty insane coding + float tmp1; + new_v19/* 36-17 */= -(new_v4 = (new_v12 = p7) + p5) - p6; + new_v27/* 44-17 */= -p6 - p7 - p4; + new_v6 = (new_v10 = (new_v14 = p15) + p11) + p13; + new_v17/* 34-17 */= -(new_v2 = p15 + p13 + p9) - p14; + new_v21/* 38-17 */= (tmp1 = -p14 - p15 - p10 - p11) - p13; + new_v29/* 46-17 */= -p14 - p15 - p12 - p8; + new_v25/* 42-17 */= tmp1 - p12; + new_v31/* 48-17 */= -p0; + new_v0 = p1; + new_v23/* 40-17 */= -(new_v8 = p3) - p2; + + p0 = (s0 - s31) * cos1_64; + p1 = (s1 - s30) * cos3_64; + p2 = (s2 - s29) * cos5_64; + p3 = (s3 - s28) * cos7_64; + p4 = (s4 - s27) * cos9_64; + p5 = (s5 - s26) * cos11_64; + p6 = (s6 - s25) * cos13_64; + p7 = (s7 - s24) * cos15_64; + p8 = (s8 - s23) * cos17_64; + p9 = (s9 - s22) * cos19_64; + p10 = (s10 - s21) * cos21_64; + p11 = (s11 - s20) * cos23_64; + p12 = (s12 - s19) * cos25_64; + p13 = (s13 - s18) * cos27_64; + p14 = (s14 - s17) * cos29_64; + p15 = (s15 - s16) * cos31_64; + + pp0 = p0 + p15; + pp1 = p1 + p14; + pp2 = p2 + p13; + pp3 = p3 + p12; + pp4 = p4 + p11; + pp5 = p5 + p10; + pp6 = p6 + p9; + pp7 = p7 + p8; + pp8 = (p0 - p15) * cos1_32; + pp9 = (p1 - p14) * cos3_32; + pp10 = (p2 - p13) * cos5_32; + pp11 = (p3 - p12) * cos7_32; + pp12 = (p4 - p11) * cos9_32; + pp13 = (p5 - p10) * cos11_32; + pp14 = (p6 - p9) * cos13_32; + pp15 = (p7 - p8) * cos15_32; + + p0 = pp0 + pp7; + p1 = pp1 + pp6; + p2 = pp2 + pp5; + p3 = pp3 + pp4; + p4 = (pp0 - pp7) * cos1_16; + p5 = (pp1 - pp6) * cos3_16; + p6 = (pp2 - pp5) * cos5_16; + p7 = (pp3 - pp4) * cos7_16; + p8 = pp8 + pp15; + p9 = pp9 + pp14; + p10 = pp10 + pp13; + p11 = pp11 + pp12; + p12 = (pp8 - pp15) * cos1_16; + p13 = (pp9 - pp14) * cos3_16; + p14 = (pp10 - pp13) * cos5_16; + p15 = (pp11 - pp12) * cos7_16; + + pp0 = p0 + p3; + pp1 = p1 + p2; + pp2 = (p0 - p3) * cos1_8; + pp3 = (p1 - p2) * cos3_8; + pp4 = p4 + p7; + pp5 = p5 + p6; + pp6 = (p4 - p7) * cos1_8; + pp7 = (p5 - p6) * cos3_8; + pp8 = p8 + p11; + pp9 = p9 + p10; + pp10 = (p8 - p11) * cos1_8; + pp11 = (p9 - p10) * cos3_8; + pp12 = p12 + p15; + pp13 = p13 + p14; + pp14 = (p12 - p15) * cos1_8; + pp15 = (p13 - p14) * cos3_8; + + p0 = pp0 + pp1; + p1 = (pp0 - pp1) * cos1_4; + p2 = pp2 + pp3; + p3 = (pp2 - pp3) * cos1_4; + p4 = pp4 + pp5; + p5 = (pp4 - pp5) * cos1_4; + p6 = pp6 + pp7; + p7 = (pp6 - pp7) * cos1_4; + p8 = pp8 + pp9; + p9 = (pp8 - pp9) * cos1_4; + p10 = pp10 + pp11; + p11 = (pp10 - pp11) * cos1_4; + p12 = pp12 + pp13; + p13 = (pp12 - pp13) * cos1_4; + p14 = pp14 + pp15; + p15 = (pp14 - pp15) * cos1_4; + + // manually doing something that a compiler should handle sucks + // coding like this is hard to read + float tmp2; + new_v5 = (new_v11 = (new_v13 = (new_v15 = p15) + p7) + p11) + p5 + p13; + new_v7 = (new_v9 = p15 + p11 + p3) + p13; + new_v16/* 33-17 */= -(new_v1 = (tmp1 = p13 + p15 + p9) + p1) - p14; + new_v18/* 35-17 */= -(new_v3 = tmp1 + p5 + p7) - p6 - p14; + + new_v22/* 39-17 */= (tmp1 = -p10 - p11 - p14 - p15) - p13 - p2 - p3; + new_v20/* 37-17 */= tmp1 - p13 - p5 - p6 - p7; + new_v24/* 41-17 */= tmp1 - p12 - p2 - p3; + new_v26/* 43-17 */= tmp1 - p12 - (tmp2 = p4 + p6 + p7); + new_v30/* 47-17 */= (tmp1 = -p8 - p12 - p14 - p15) - p0; + new_v28/* 45-17 */= tmp1 - tmp2; + + // insert V[0-15] (== new_v[0-15]) into actual v: + // float[] x2 = actual_v + actual_write_pos; + // float dest[] = actual_v; v2 + + int pos = actual_write_pos; + + v2[0 + pos] = new_v0; + v2[16 + pos] = new_v1; + v2[32 + pos] = new_v2; + v2[48 + pos] = new_v3; + v2[64 + pos] = new_v4; + v2[80 + pos] = new_v5; + v2[96 + pos] = new_v6; + v2[112 + pos] = new_v7; + v2[128 + pos] = new_v8; + v2[144 + pos] = new_v9; + v2[160 + pos] = new_v10; + v2[176 + pos] = new_v11; + v2[192 + pos] = new_v12; + v2[208 + pos] = new_v13; + v2[224 + pos] = new_v14; + v2[240 + pos] = new_v15; + + // V[16] is always 0.0: + v2[256 + pos] = 0.0f; + + // insert V[17-31] (== -new_v[15-1]) into actual v: + v2[272 + pos] = -new_v15; + v2[288 + pos] = -new_v14; + v2[304 + pos] = -new_v13; + v2[320 + pos] = -new_v12; + v2[336 + pos] = -new_v11; + v2[352 + pos] = -new_v10; + v2[368 + pos] = -new_v9; + v2[384 + pos] = -new_v8; + v2[400 + pos] = -new_v7; + v2[416 + pos] = -new_v6; + v2[432 + pos] = -new_v5; + v2[448 + pos] = -new_v4; + v2[464 + pos] = -new_v3; + v2[480 + pos] = -new_v2; + v2[496 + pos] = -new_v1; + + // insert V[32] (== -new_v[0]) into other v: + // dest = (actual_v == v1) ? v2 : v1; + + v1[0 + pos] = -new_v0; + // insert V[33-48] (== new_v[16-31]) into other v: + v1[16 + pos] = new_v16; + v1[32 + pos] = new_v17; + v1[48 + pos] = new_v18; + v1[64 + pos] = new_v19; + v1[80 + pos] = new_v20; + v1[96 + pos] = new_v21; + v1[112 + pos] = new_v22; + v1[128 + pos] = new_v23; + v1[144 + pos] = new_v24; + v1[160 + pos] = new_v25; + v1[176 + pos] = new_v26; + v1[192 + pos] = new_v27; + v1[208 + pos] = new_v28; + v1[224 + pos] = new_v29; + v1[240 + pos] = new_v30; + v1[256 + pos] = new_v31; + + // insert V[49-63] (== new_v[30-16]) into other v: + v1[272 + pos] = new_v30; + v1[288 + pos] = new_v29; + v1[304 + pos] = new_v28; + v1[320 + pos] = new_v27; + v1[336 + pos] = new_v26; + v1[352 + pos] = new_v25; + v1[368 + pos] = new_v24; + v1[384 + pos] = new_v23; + v1[400 + pos] = new_v22; + v1[416 + pos] = new_v21; + v1[432 + pos] = new_v20; + v1[448 + pos] = new_v19; + v1[464 + pos] = new_v18; + v1[480 + pos] = new_v17; + v1[496 + pos] = new_v16; + + /* + * setup PREV + */ + + prev2[0 + pos] = new_v0; + prev2[16 + pos] = new_v1; + prev2[32 + pos] = new_v2; + prev2[48 + pos] = new_v3; + prev2[64 + pos] = new_v4; + prev2[80 + pos] = new_v5; + prev2[96 + pos] = new_v6; + prev2[112 + pos] = new_v7; + prev2[128 + pos] = new_v8; + prev2[144 + pos] = new_v9; + prev2[160 + pos] = new_v10; + prev2[176 + pos] = new_v11; + prev2[192 + pos] = new_v12; + prev2[208 + pos] = new_v13; + prev2[224 + pos] = new_v14; + prev2[240 + pos] = new_v15; + + // V[16] is always 0.0: + prev2[256 + pos] = 0.0f; + + // insert V[17-31] (== -new_v[15-1]) into actual v: + prev2[272 + pos] = -new_v15; + prev2[288 + pos] = -new_v14; + prev2[304 + pos] = -new_v13; + prev2[320 + pos] = -new_v12; + prev2[336 + pos] = -new_v11; + prev2[352 + pos] = -new_v10; + prev2[368 + pos] = -new_v9; + prev2[384 + pos] = -new_v8; + prev2[400 + pos] = -new_v7; + prev2[416 + pos] = -new_v6; + prev2[432 + pos] = -new_v5; + prev2[448 + pos] = -new_v4; + prev2[464 + pos] = -new_v3; + prev2[480 + pos] = -new_v2; + prev2[496 + pos] = -new_v1; + + // insert V[32] (== -new_v[0]) into other v: + // dest = (actual_v == v1) ? v2 : v1; + + prev1[0 + pos] = -new_v0; + // insert V[33-48] (== new_v[16-31]) into other v: + prev1[16 + pos] = new_v16; + prev1[32 + pos] = new_v17; + prev1[48 + pos] = new_v18; + prev1[64 + pos] = new_v19; + prev1[80 + pos] = new_v20; + prev1[96 + pos] = new_v21; + prev1[112 + pos] = new_v22; + prev1[128 + pos] = new_v23; + prev1[144 + pos] = new_v24; + prev1[160 + pos] = new_v25; + prev1[176 + pos] = new_v26; + prev1[192 + pos] = new_v27; + prev1[208 + pos] = new_v28; + prev1[224 + pos] = new_v29; + prev1[240 + pos] = new_v30; + prev1[256 + pos] = new_v31; + + // insert V[49-63] (== new_v[30-16]) into other v: + prev1[272 + pos] = new_v30; + prev1[288 + pos] = new_v29; + prev1[304 + pos] = new_v28; + prev1[320 + pos] = new_v27; + prev1[336 + pos] = new_v26; + prev1[352 + pos] = new_v25; + prev1[368 + pos] = new_v24; + prev1[384 + pos] = new_v23; + prev1[400 + pos] = new_v22; + prev1[416 + pos] = new_v21; + prev1[432 + pos] = new_v20; + prev1[448 + pos] = new_v19; + prev1[464 + pos] = new_v18; + prev1[480 + pos] = new_v17; + prev1[496 + pos] = new_v16; + } + + private void compute_new_v1_v2() { + + float new_v0 = 0.0f; + float new_v1 = 0.0f; + float new_v2 = 0.0f; + float new_v3 = 0.0f; + float new_v4 = 0.0f; + float new_v5 = 0.0f; + float new_v6 = 0.0f; + float new_v7 = 0.0f; + float new_v8 = 0.0f; + float new_v9 = 0.0f; + float new_v10 = 0.0f; + float new_v11 = 0.0f; + float new_v12 = 0.0f; + float new_v13 = 0.0f; + float new_v14 = 0.0f; + float new_v15 = 0.0f; + float new_v16 = 0.0f; + float new_v17 = 0.0f; + float new_v18 = 0.0f; + float new_v19 = 0.0f; + float new_v20 = 0.0f; + float new_v21 = 0.0f; + float new_v22 = 0.0f; + float new_v23 = 0.0f; + float new_v24 = 0.0f; + float new_v25 = 0.0f; + float new_v26 = 0.0f; + float new_v27 = 0.0f; + float new_v28 = 0.0f; + float new_v29 = 0.0f; + float new_v30 = 0.0f; + float new_v31 = 0.0f; + + // float[] new_v = new float[32]; // new V[0-15] and V[33-48] of Figure + // 3-A.2 in ISO DIS 11172-3 + // float[] p = new float[16]; + // float[] pp = new float[16]; + + // float[] s = samples; + + float s0 = samples[0]; + float s1 = samples[1]; + float s2 = samples[2]; + float s3 = samples[3]; + float s4 = samples[4]; + float s5 = samples[5]; + float s6 = samples[6]; + float s7 = samples[7]; + float s8 = samples[8]; + float s9 = samples[9]; + float s10 = samples[10]; + float s11 = samples[11]; + float s12 = samples[12]; + float s13 = samples[13]; + float s14 = samples[14]; + float s15 = samples[15]; + float s16 = samples[16]; + float s17 = samples[17]; + float s18 = samples[18]; + float s19 = samples[19]; + float s20 = samples[20]; + float s21 = samples[21]; + float s22 = samples[22]; + float s23 = samples[23]; + float s24 = samples[24]; + float s25 = samples[25]; + float s26 = samples[26]; + float s27 = samples[27]; + float s28 = samples[28]; + float s29 = samples[29]; + float s30 = samples[30]; + float s31 = samples[31]; + + float p0 = s0 + s31; + float p1 = s1 + s30; + float p2 = s2 + s29; + float p3 = s3 + s28; + float p4 = s4 + s27; + float p5 = s5 + s26; + float p6 = s6 + s25; + float p7 = s7 + s24; + float p8 = s8 + s23; + float p9 = s9 + s22; + float p10 = s10 + s21; + float p11 = s11 + s20; + float p12 = s12 + s19; + float p13 = s13 + s18; + float p14 = s14 + s17; + float p15 = s15 + s16; + + float pp0 = p0 + p15; + float pp1 = p1 + p14; + float pp2 = p2 + p13; + float pp3 = p3 + p12; + float pp4 = p4 + p11; + float pp5 = p5 + p10; + float pp6 = p6 + p9; + float pp7 = p7 + p8; + float pp8 = (p0 - p15) * cos1_32; + float pp9 = (p1 - p14) * cos3_32; + float pp10 = (p2 - p13) * cos5_32; + float pp11 = (p3 - p12) * cos7_32; + float pp12 = (p4 - p11) * cos9_32; + float pp13 = (p5 - p10) * cos11_32; + float pp14 = (p6 - p9) * cos13_32; + float pp15 = (p7 - p8) * cos15_32; + + p0 = pp0 + pp7; + p1 = pp1 + pp6; + p2 = pp2 + pp5; + p3 = pp3 + pp4; + p4 = (pp0 - pp7) * cos1_16; + p5 = (pp1 - pp6) * cos3_16; + p6 = (pp2 - pp5) * cos5_16; + p7 = (pp3 - pp4) * cos7_16; + p8 = pp8 + pp15; + p9 = pp9 + pp14; + p10 = pp10 + pp13; + p11 = pp11 + pp12; + p12 = (pp8 - pp15) * cos1_16; + p13 = (pp9 - pp14) * cos3_16; + p14 = (pp10 - pp13) * cos5_16; + p15 = (pp11 - pp12) * cos7_16; + + pp0 = p0 + p3; + pp1 = p1 + p2; + pp2 = (p0 - p3) * cos1_8; + pp3 = (p1 - p2) * cos3_8; + pp4 = p4 + p7; + pp5 = p5 + p6; + pp6 = (p4 - p7) * cos1_8; + pp7 = (p5 - p6) * cos3_8; + pp8 = p8 + p11; + pp9 = p9 + p10; + pp10 = (p8 - p11) * cos1_8; + pp11 = (p9 - p10) * cos3_8; + pp12 = p12 + p15; + pp13 = p13 + p14; + pp14 = (p12 - p15) * cos1_8; + pp15 = (p13 - p14) * cos3_8; + + p0 = pp0 + pp1; + p1 = (pp0 - pp1) * cos1_4; + p2 = pp2 + pp3; + p3 = (pp2 - pp3) * cos1_4; + p4 = pp4 + pp5; + p5 = (pp4 - pp5) * cos1_4; + p6 = pp6 + pp7; + p7 = (pp6 - pp7) * cos1_4; + p8 = pp8 + pp9; + p9 = (pp8 - pp9) * cos1_4; + p10 = pp10 + pp11; + p11 = (pp10 - pp11) * cos1_4; + p12 = pp12 + pp13; + p13 = (pp12 - pp13) * cos1_4; + p14 = pp14 + pp15; + p15 = (pp14 - pp15) * cos1_4; + + // this is pretty insane coding + float tmp1; + new_v19/* 36-17 */= -(new_v4 = (new_v12 = p7) + p5) - p6; + new_v27/* 44-17 */= -p6 - p7 - p4; + new_v6 = (new_v10 = (new_v14 = p15) + p11) + p13; + new_v17/* 34-17 */= -(new_v2 = p15 + p13 + p9) - p14; + new_v21/* 38-17 */= (tmp1 = -p14 - p15 - p10 - p11) - p13; + new_v29/* 46-17 */= -p14 - p15 - p12 - p8; + new_v25/* 42-17 */= tmp1 - p12; + new_v31/* 48-17 */= -p0; + new_v0 = p1; + new_v23/* 40-17 */= -(new_v8 = p3) - p2; + + p0 = (s0 - s31) * cos1_64; + p1 = (s1 - s30) * cos3_64; + p2 = (s2 - s29) * cos5_64; + p3 = (s3 - s28) * cos7_64; + p4 = (s4 - s27) * cos9_64; + p5 = (s5 - s26) * cos11_64; + p6 = (s6 - s25) * cos13_64; + p7 = (s7 - s24) * cos15_64; + p8 = (s8 - s23) * cos17_64; + p9 = (s9 - s22) * cos19_64; + p10 = (s10 - s21) * cos21_64; + p11 = (s11 - s20) * cos23_64; + p12 = (s12 - s19) * cos25_64; + p13 = (s13 - s18) * cos27_64; + p14 = (s14 - s17) * cos29_64; + p15 = (s15 - s16) * cos31_64; + + pp0 = p0 + p15; + pp1 = p1 + p14; + pp2 = p2 + p13; + pp3 = p3 + p12; + pp4 = p4 + p11; + pp5 = p5 + p10; + pp6 = p6 + p9; + pp7 = p7 + p8; + pp8 = (p0 - p15) * cos1_32; + pp9 = (p1 - p14) * cos3_32; + pp10 = (p2 - p13) * cos5_32; + pp11 = (p3 - p12) * cos7_32; + pp12 = (p4 - p11) * cos9_32; + pp13 = (p5 - p10) * cos11_32; + pp14 = (p6 - p9) * cos13_32; + pp15 = (p7 - p8) * cos15_32; + + p0 = pp0 + pp7; + p1 = pp1 + pp6; + p2 = pp2 + pp5; + p3 = pp3 + pp4; + p4 = (pp0 - pp7) * cos1_16; + p5 = (pp1 - pp6) * cos3_16; + p6 = (pp2 - pp5) * cos5_16; + p7 = (pp3 - pp4) * cos7_16; + p8 = pp8 + pp15; + p9 = pp9 + pp14; + p10 = pp10 + pp13; + p11 = pp11 + pp12; + p12 = (pp8 - pp15) * cos1_16; + p13 = (pp9 - pp14) * cos3_16; + p14 = (pp10 - pp13) * cos5_16; + p15 = (pp11 - pp12) * cos7_16; + + pp0 = p0 + p3; + pp1 = p1 + p2; + pp2 = (p0 - p3) * cos1_8; + pp3 = (p1 - p2) * cos3_8; + pp4 = p4 + p7; + pp5 = p5 + p6; + pp6 = (p4 - p7) * cos1_8; + pp7 = (p5 - p6) * cos3_8; + pp8 = p8 + p11; + pp9 = p9 + p10; + pp10 = (p8 - p11) * cos1_8; + pp11 = (p9 - p10) * cos3_8; + pp12 = p12 + p15; + pp13 = p13 + p14; + pp14 = (p12 - p15) * cos1_8; + pp15 = (p13 - p14) * cos3_8; + + p0 = pp0 + pp1; + p1 = (pp0 - pp1) * cos1_4; + p2 = pp2 + pp3; + p3 = (pp2 - pp3) * cos1_4; + p4 = pp4 + pp5; + p5 = (pp4 - pp5) * cos1_4; + p6 = pp6 + pp7; + p7 = (pp6 - pp7) * cos1_4; + p8 = pp8 + pp9; + p9 = (pp8 - pp9) * cos1_4; + p10 = pp10 + pp11; + p11 = (pp10 - pp11) * cos1_4; + p12 = pp12 + pp13; + p13 = (pp12 - pp13) * cos1_4; + p14 = pp14 + pp15; + p15 = (pp14 - pp15) * cos1_4; + + // manually doing something that a compiler should handle sucks + // coding like this is hard to read + float tmp2; + new_v5 = (new_v11 = (new_v13 = (new_v15 = p15) + p7) + p11) + p5 + p13; + new_v7 = (new_v9 = p15 + p11 + p3) + p13; + new_v16/* 33-17 */= -(new_v1 = (tmp1 = p13 + p15 + p9) + p1) - p14; + new_v18/* 35-17 */= -(new_v3 = tmp1 + p5 + p7) - p6 - p14; + + new_v22/* 39-17 */= (tmp1 = -p10 - p11 - p14 - p15) - p13 - p2 - p3; + new_v20/* 37-17 */= tmp1 - p13 - p5 - p6 - p7; + new_v24/* 41-17 */= tmp1 - p12 - p2 - p3; + new_v26/* 43-17 */= tmp1 - p12 - (tmp2 = p4 + p6 + p7); + new_v30/* 47-17 */= (tmp1 = -p8 - p12 - p14 - p15) - p0; + new_v28/* 45-17 */= tmp1 - tmp2; + + // insert V[0-15] (== new_v[0-15]) into actual v: + // float[] x2 = actual_v + actual_write_pos; + // float dest[] = actual_v; actual_v=v1; + + int pos = actual_write_pos; + + v1[0 + pos] = new_v0; + v1[16 + pos] = new_v1; + v1[32 + pos] = new_v2; + v1[48 + pos] = new_v3; + v1[64 + pos] = new_v4; + v1[80 + pos] = new_v5; + v1[96 + pos] = new_v6; + v1[112 + pos] = new_v7; + v1[128 + pos] = new_v8; + v1[144 + pos] = new_v9; + v1[160 + pos] = new_v10; + v1[176 + pos] = new_v11; + v1[192 + pos] = new_v12; + v1[208 + pos] = new_v13; + v1[224 + pos] = new_v14; + v1[240 + pos] = new_v15; + + // V[16] is always 0.0: + v1[256 + pos] = 0.0f; + + // insert V[17-31] (== -new_v[15-1]) into actual v: + v1[272 + pos] = -new_v15; + v1[288 + pos] = -new_v14; + v1[304 + pos] = -new_v13; + v1[320 + pos] = -new_v12; + v1[336 + pos] = -new_v11; + v1[352 + pos] = -new_v10; + v1[368 + pos] = -new_v9; + v1[384 + pos] = -new_v8; + v1[400 + pos] = -new_v7; + v1[416 + pos] = -new_v6; + v1[432 + pos] = -new_v5; + v1[448 + pos] = -new_v4; + v1[464 + pos] = -new_v3; + v1[480 + pos] = -new_v2; + v1[496 + pos] = -new_v1; + + // insert V[32] (== -new_v[0]) into other v: + // dest = (actual_v == v1) ? v2 : v1; + + v2[0 + pos] = -new_v0; + // insert V[33-48] (== new_v[16-31]) into other v: + v2[16 + pos] = new_v16; + v2[32 + pos] = new_v17; + v2[48 + pos] = new_v18; + v2[64 + pos] = new_v19; + v2[80 + pos] = new_v20; + v2[96 + pos] = new_v21; + v2[112 + pos] = new_v22; + v2[128 + pos] = new_v23; + v2[144 + pos] = new_v24; + v2[160 + pos] = new_v25; + v2[176 + pos] = new_v26; + v2[192 + pos] = new_v27; + v2[208 + pos] = new_v28; + v2[224 + pos] = new_v29; + v2[240 + pos] = new_v30; + v2[256 + pos] = new_v31; + + // insert V[49-63] (== new_v[30-16]) into other v: + v2[272 + pos] = new_v30; + v2[288 + pos] = new_v29; + v2[304 + pos] = new_v28; + v2[320 + pos] = new_v27; + v2[336 + pos] = new_v26; + v2[352 + pos] = new_v25; + v2[368 + pos] = new_v24; + v2[384 + pos] = new_v23; + v2[400 + pos] = new_v22; + v2[416 + pos] = new_v21; + v2[432 + pos] = new_v20; + v2[448 + pos] = new_v19; + v2[464 + pos] = new_v18; + v2[480 + pos] = new_v17; + v2[496 + pos] = new_v16; + + /* + * setup PREV + */ + + prev1[0 + pos] = new_v0; + prev1[16 + pos] = new_v1; + prev1[32 + pos] = new_v2; + prev1[48 + pos] = new_v3; + prev1[64 + pos] = new_v4; + prev1[80 + pos] = new_v5; + prev1[96 + pos] = new_v6; + prev1[112 + pos] = new_v7; + prev1[128 + pos] = new_v8; + prev1[144 + pos] = new_v9; + prev1[160 + pos] = new_v10; + prev1[176 + pos] = new_v11; + prev1[192 + pos] = new_v12; + prev1[208 + pos] = new_v13; + prev1[224 + pos] = new_v14; + prev1[240 + pos] = new_v15; + + // V[16] is always 0.0: + prev1[256 + pos] = 0.0f; + + // insert V[17-31] (== -new_v[15-1]) into actual v: + prev1[272 + pos] = -new_v15; + prev1[288 + pos] = -new_v14; + prev1[304 + pos] = -new_v13; + prev1[320 + pos] = -new_v12; + prev1[336 + pos] = -new_v11; + prev1[352 + pos] = -new_v10; + prev1[368 + pos] = -new_v9; + prev1[384 + pos] = -new_v8; + prev1[400 + pos] = -new_v7; + prev1[416 + pos] = -new_v6; + prev1[432 + pos] = -new_v5; + prev1[448 + pos] = -new_v4; + prev1[464 + pos] = -new_v3; + prev1[480 + pos] = -new_v2; + prev1[496 + pos] = -new_v1; + + // insert V[32] (== -new_v[0]) into other v: + // dest = (actual_v == v1) ? v2 : v1; + + prev2[0 + pos] = -new_v0; + // insert V[33-48] (== new_v[16-31]) into other v: + prev2[16 + pos] = new_v16; + prev2[32 + pos] = new_v17; + prev2[48 + pos] = new_v18; + prev2[64 + pos] = new_v19; + prev2[80 + pos] = new_v20; + prev2[96 + pos] = new_v21; + prev2[112 + pos] = new_v22; + prev2[128 + pos] = new_v23; + prev2[144 + pos] = new_v24; + prev2[160 + pos] = new_v25; + prev2[176 + pos] = new_v26; + prev2[192 + pos] = new_v27; + prev2[208 + pos] = new_v28; + prev2[224 + pos] = new_v29; + prev2[240 + pos] = new_v30; + prev2[256 + pos] = new_v31; + + // insert V[49-63] (== new_v[30-16]) into other v: + prev2[272 + pos] = new_v30; + prev2[288 + pos] = new_v29; + prev2[304 + pos] = new_v28; + prev2[320 + pos] = new_v27; + prev2[336 + pos] = new_v26; + prev2[352 + pos] = new_v25; + prev2[368 + pos] = new_v24; + prev2[384 + pos] = new_v23; + prev2[400 + pos] = new_v22; + prev2[416 + pos] = new_v21; + prev2[432 + pos] = new_v20; + prev2[448 + pos] = new_v19; + prev2[464 + pos] = new_v18; + prev2[480 + pos] = new_v17; + prev2[496 + pos] = new_v16; + } + + /** + * Compute PCM Samples. + */ + + + private float[] _tmpOut = new float[32]; + + private void compute_pcm_samples0() { + + if (vidx == 1) { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + float pcm_sample; + // final float[] dp = d16[i]; + pcm_sample = + (float) (((v1[0 + dvp] * d16[i][0]) + (v1[15 + dvp] * d16[i][1]) + + (v1[14 + dvp] * d16[i][2]) + (v1[13 + dvp] * d16[i][3]) + + (v1[12 + dvp] * d16[i][4]) + (v1[11 + dvp] * d16[i][5]) + + (v1[10 + dvp] * d16[i][6]) + (v1[9 + dvp] * d16[i][7]) + + (v1[8 + dvp] * d16[i][8]) + (v1[7 + dvp] * d16[i][9]) + + (v1[6 + dvp] * d16[i][10]) + (v1[5 + dvp] * d16[i][11]) + + (v1[4 + dvp] * d16[i][12]) + (v1[3 + dvp] * d16[i][13]) + + (v1[2 + dvp] * d16[i][14]) + (v1[1 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + float pcm_sample; + // final float[] dp = d16[i]; + pcm_sample = + (float) (((v2[0 + dvp] * d16[i][0]) + (v2[15 + dvp] * d16[i][1]) + + (v2[14 + dvp] * d16[i][2]) + (v2[13 + dvp] * d16[i][3]) + + (v2[12 + dvp] * d16[i][4]) + (v2[11 + dvp] * d16[i][5]) + + (v2[10 + dvp] * d16[i][6]) + (v2[9 + dvp] * d16[i][7]) + + (v2[8 + dvp] * d16[i][8]) + (v2[7 + dvp] * d16[i][9]) + + (v2[6 + dvp] * d16[i][10]) + (v2[5 + dvp] * d16[i][11]) + + (v2[4 + dvp] * d16[i][12]) + (v2[3 + dvp] * d16[i][13]) + + (v2[2 + dvp] * d16[i][14]) + (v2[1 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples1() { + + if (vidx == 1) { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[1 + dvp] * d16[i][0]) + (v1[0 + dvp] * d16[i][1]) + + (v1[15 + dvp] * d16[i][2]) + (v1[14 + dvp] * d16[i][3]) + + (v1[13 + dvp] * d16[i][4]) + (v1[12 + dvp] * d16[i][5]) + + (v1[11 + dvp] * d16[i][6]) + (v1[10 + dvp] * d16[i][7]) + + (v1[9 + dvp] * d16[i][8]) + (v1[8 + dvp] * d16[i][9]) + + (v1[7 + dvp] * d16[i][10]) + (v1[6 + dvp] * d16[i][11]) + + (v1[5 + dvp] * d16[i][12]) + (v1[4 + dvp] * d16[i][13]) + + (v1[3 + dvp] * d16[i][14]) + (v1[2 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[1 + dvp] * d16[i][0]) + (v2[0 + dvp] * d16[i][1]) + + (v2[15 + dvp] * d16[i][2]) + (v2[14 + dvp] * d16[i][3]) + + (v2[13 + dvp] * d16[i][4]) + (v2[12 + dvp] * d16[i][5]) + + (v2[11 + dvp] * d16[i][6]) + (v2[10 + dvp] * d16[i][7]) + + (v2[9 + dvp] * d16[i][8]) + (v2[8 + dvp] * d16[i][9]) + + (v2[7 + dvp] * d16[i][10]) + (v2[6 + dvp] * d16[i][11]) + + (v2[5 + dvp] * d16[i][12]) + (v2[4 + dvp] * d16[i][13]) + + (v2[3 + dvp] * d16[i][14]) + (v2[2 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples2() { + + if (vidx == 1) { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[2 + dvp] * d16[i][0]) + (v1[1 + dvp] * d16[i][1]) + + (v1[0 + dvp] * d16[i][2]) + (v1[15 + dvp] * d16[i][3]) + + (v1[14 + dvp] * d16[i][4]) + (v1[13 + dvp] * d16[i][5]) + + (v1[12 + dvp] * d16[i][6]) + (v1[11 + dvp] * d16[i][7]) + + (v1[10 + dvp] * d16[i][8]) + (v1[9 + dvp] * d16[i][9]) + + (v1[8 + dvp] * d16[i][10]) + (v1[7 + dvp] * d16[i][11]) + + (v1[6 + dvp] * d16[i][12]) + (v1[5 + dvp] * d16[i][13]) + + (v1[4 + dvp] * d16[i][14]) + (v1[3 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[2 + dvp] * d16[i][0]) + (v2[1 + dvp] * d16[i][1]) + + (v2[0 + dvp] * d16[i][2]) + (v2[15 + dvp] * d16[i][3]) + + (v2[14 + dvp] * d16[i][4]) + (v2[13 + dvp] * d16[i][5]) + + (v2[12 + dvp] * d16[i][6]) + (v2[11 + dvp] * d16[i][7]) + + (v2[10 + dvp] * d16[i][8]) + (v2[9 + dvp] * d16[i][9]) + + (v2[8 + dvp] * d16[i][10]) + (v2[7 + dvp] * d16[i][11]) + + (v2[6 + dvp] * d16[i][12]) + (v2[5 + dvp] * d16[i][13]) + + (v2[4 + dvp] * d16[i][14]) + (v2[3 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples3() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[3 + dvp] * d16[i][0]) + (v1[2 + dvp] * d16[i][1]) + + (v1[1 + dvp] * d16[i][2]) + (v1[0 + dvp] * d16[i][3]) + + (v1[15 + dvp] * d16[i][4]) + (v1[14 + dvp] * d16[i][5]) + + (v1[13 + dvp] * d16[i][6]) + (v1[12 + dvp] * d16[i][7]) + + (v1[11 + dvp] * d16[i][8]) + (v1[10 + dvp] * d16[i][9]) + + (v1[9 + dvp] * d16[i][10]) + (v1[8 + dvp] * d16[i][11]) + + (v1[7 + dvp] * d16[i][12]) + (v1[6 + dvp] * d16[i][13]) + + (v1[5 + dvp] * d16[i][14]) + (v1[4 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[3 + dvp] * d16[i][0]) + (v2[2 + dvp] * d16[i][1]) + + (v2[1 + dvp] * d16[i][2]) + (v2[0 + dvp] * d16[i][3]) + + (v2[15 + dvp] * d16[i][4]) + (v2[14 + dvp] * d16[i][5]) + + (v2[13 + dvp] * d16[i][6]) + (v2[12 + dvp] * d16[i][7]) + + (v2[11 + dvp] * d16[i][8]) + (v2[10 + dvp] * d16[i][9]) + + (v2[9 + dvp] * d16[i][10]) + (v2[8 + dvp] * d16[i][11]) + + (v2[7 + dvp] * d16[i][12]) + (v2[6 + dvp] * d16[i][13]) + + (v2[5 + dvp] * d16[i][14]) + (v2[4 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples4() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[4 + dvp] * d16[i][0]) + (v1[3 + dvp] * d16[i][1]) + + (v1[2 + dvp] * d16[i][2]) + (v1[1 + dvp] * d16[i][3]) + (v1[0 + dvp] * d16[i][4]) + + (v1[15 + dvp] * d16[i][5]) + (v1[14 + dvp] * d16[i][6]) + + (v1[13 + dvp] * d16[i][7]) + (v1[12 + dvp] * d16[i][8]) + + (v1[11 + dvp] * d16[i][9]) + (v1[10 + dvp] * d16[i][10]) + + (v1[9 + dvp] * d16[i][11]) + (v1[8 + dvp] * d16[i][12]) + + (v1[7 + dvp] * d16[i][13]) + (v1[6 + dvp] * d16[i][14]) + (v1[5 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[4 + dvp] * d16[i][0]) + (v2[3 + dvp] * d16[i][1]) + + (v2[2 + dvp] * d16[i][2]) + (v2[1 + dvp] * d16[i][3]) + (v2[0 + dvp] * d16[i][4]) + + (v2[15 + dvp] * d16[i][5]) + (v2[14 + dvp] * d16[i][6]) + + (v2[13 + dvp] * d16[i][7]) + (v2[12 + dvp] * d16[i][8]) + + (v2[11 + dvp] * d16[i][9]) + (v2[10 + dvp] * d16[i][10]) + + (v2[9 + dvp] * d16[i][11]) + (v2[8 + dvp] * d16[i][12]) + + (v2[7 + dvp] * d16[i][13]) + (v2[6 + dvp] * d16[i][14]) + (v2[5 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples5() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[5 + dvp] * d16[i][0]) + (v1[4 + dvp] * d16[i][1]) + + (v1[3 + dvp] * d16[i][2]) + (v1[2 + dvp] * d16[i][3]) + (v1[1 + dvp] * d16[i][4]) + + (v1[0 + dvp] * d16[i][5]) + (v1[15 + dvp] * d16[i][6]) + + (v1[14 + dvp] * d16[i][7]) + (v1[13 + dvp] * d16[i][8]) + + (v1[12 + dvp] * d16[i][9]) + (v1[11 + dvp] * d16[i][10]) + + (v1[10 + dvp] * d16[i][11]) + (v1[9 + dvp] * d16[i][12]) + + (v1[8 + dvp] * d16[i][13]) + (v1[7 + dvp] * d16[i][14]) + (v1[6 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[5 + dvp] * d16[i][0]) + (v2[4 + dvp] * d16[i][1]) + + (v2[3 + dvp] * d16[i][2]) + (v2[2 + dvp] * d16[i][3]) + (v2[1 + dvp] * d16[i][4]) + + (v2[0 + dvp] * d16[i][5]) + (v2[15 + dvp] * d16[i][6]) + + (v2[14 + dvp] * d16[i][7]) + (v2[13 + dvp] * d16[i][8]) + + (v2[12 + dvp] * d16[i][9]) + (v2[11 + dvp] * d16[i][10]) + + (v2[10 + dvp] * d16[i][11]) + (v2[9 + dvp] * d16[i][12]) + + (v2[8 + dvp] * d16[i][13]) + (v2[7 + dvp] * d16[i][14]) + (v2[6 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples6() { + + if (vidx == 1) { + + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[6 + dvp] * d16[i][0]) + (v1[5 + dvp] * d16[i][1]) + + (v1[4 + dvp] * d16[i][2]) + (v1[3 + dvp] * d16[i][3]) + (v1[2 + dvp] * d16[i][4]) + + (v1[1 + dvp] * d16[i][5]) + (v1[0 + dvp] * d16[i][6]) + + (v1[15 + dvp] * d16[i][7]) + (v1[14 + dvp] * d16[i][8]) + + (v1[13 + dvp] * d16[i][9]) + (v1[12 + dvp] * d16[i][10]) + + (v1[11 + dvp] * d16[i][11]) + (v1[10 + dvp] * d16[i][12]) + + (v1[9 + dvp] * d16[i][13]) + (v1[8 + dvp] * d16[i][14]) + (v1[7 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[6 + dvp] * d16[i][0]) + (v2[5 + dvp] * d16[i][1]) + + (v2[4 + dvp] * d16[i][2]) + (v2[3 + dvp] * d16[i][3]) + (v2[2 + dvp] * d16[i][4]) + + (v2[1 + dvp] * d16[i][5]) + (v2[0 + dvp] * d16[i][6]) + + (v2[15 + dvp] * d16[i][7]) + (v2[14 + dvp] * d16[i][8]) + + (v2[13 + dvp] * d16[i][9]) + (v2[12 + dvp] * d16[i][10]) + + (v2[11 + dvp] * d16[i][11]) + (v2[10 + dvp] * d16[i][12]) + + (v2[9 + dvp] * d16[i][13]) + (v2[8 + dvp] * d16[i][14]) + (v2[7 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples7() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[7 + dvp] * d16[i][0]) + (v1[6 + dvp] * d16[i][1]) + + (v1[5 + dvp] * d16[i][2]) + (v1[4 + dvp] * d16[i][3]) + (v1[3 + dvp] * d16[i][4]) + + (v1[2 + dvp] * d16[i][5]) + (v1[1 + dvp] * d16[i][6]) + (v1[0 + dvp] * d16[i][7]) + + (v1[15 + dvp] * d16[i][8]) + (v1[14 + dvp] * d16[i][9]) + + (v1[13 + dvp] * d16[i][10]) + (v1[12 + dvp] * d16[i][11]) + + (v1[11 + dvp] * d16[i][12]) + (v1[10 + dvp] * d16[i][13]) + + (v1[9 + dvp] * d16[i][14]) + (v1[8 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[7 + dvp] * d16[i][0]) + (v2[6 + dvp] * d16[i][1]) + + (v2[5 + dvp] * d16[i][2]) + (v2[4 + dvp] * d16[i][3]) + (v2[3 + dvp] * d16[i][4]) + + (v2[2 + dvp] * d16[i][5]) + (v2[1 + dvp] * d16[i][6]) + (v2[0 + dvp] * d16[i][7]) + + (v2[15 + dvp] * d16[i][8]) + (v2[14 + dvp] * d16[i][9]) + + (v2[13 + dvp] * d16[i][10]) + (v2[12 + dvp] * d16[i][11]) + + (v2[11 + dvp] * d16[i][12]) + (v2[10 + dvp] * d16[i][13]) + + (v2[9 + dvp] * d16[i][14]) + (v2[8 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples8() { + + if (vidx == 1) { + + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[8 + dvp] * d16[i][0]) + (v1[7 + dvp] * d16[i][1]) + + (v1[6 + dvp] * d16[i][2]) + (v1[5 + dvp] * d16[i][3]) + (v1[4 + dvp] * d16[i][4]) + + (v1[3 + dvp] * d16[i][5]) + (v1[2 + dvp] * d16[i][6]) + (v1[1 + dvp] * d16[i][7]) + + (v1[0 + dvp] * d16[i][8]) + (v1[15 + dvp] * d16[i][9]) + + (v1[14 + dvp] * d16[i][10]) + (v1[13 + dvp] * d16[i][11]) + + (v1[12 + dvp] * d16[i][12]) + (v1[11 + dvp] * d16[i][13]) + + (v1[10 + dvp] * d16[i][14]) + (v1[9 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[8 + dvp] * d16[i][0]) + (v2[7 + dvp] * d16[i][1]) + + (v2[6 + dvp] * d16[i][2]) + (v2[5 + dvp] * d16[i][3]) + (v2[4 + dvp] * d16[i][4]) + + (v2[3 + dvp] * d16[i][5]) + (v2[2 + dvp] * d16[i][6]) + (v2[1 + dvp] * d16[i][7]) + + (v2[0 + dvp] * d16[i][8]) + (v2[15 + dvp] * d16[i][9]) + + (v2[14 + dvp] * d16[i][10]) + (v2[13 + dvp] * d16[i][11]) + + (v2[12 + dvp] * d16[i][12]) + (v2[11 + dvp] * d16[i][13]) + + (v2[10 + dvp] * d16[i][14]) + (v2[9 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples9() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[9 + dvp] * d16[i][0]) + (v1[8 + dvp] * d16[i][1]) + + (v1[7 + dvp] * d16[i][2]) + (v1[6 + dvp] * d16[i][3]) + (v1[5 + dvp] * d16[i][4]) + + (v1[4 + dvp] * d16[i][5]) + (v1[3 + dvp] * d16[i][6]) + (v1[2 + dvp] * d16[i][7]) + + (v1[1 + dvp] * d16[i][8]) + (v1[0 + dvp] * d16[i][9]) + + (v1[15 + dvp] * d16[i][10]) + (v1[14 + dvp] * d16[i][11]) + + (v1[13 + dvp] * d16[i][12]) + (v1[12 + dvp] * d16[i][13]) + + (v1[11 + dvp] * d16[i][14]) + (v1[10 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[9 + dvp] * d16[i][0]) + (v2[8 + dvp] * d16[i][1]) + + (v2[7 + dvp] * d16[i][2]) + (v2[6 + dvp] * d16[i][3]) + (v2[5 + dvp] * d16[i][4]) + + (v2[4 + dvp] * d16[i][5]) + (v2[3 + dvp] * d16[i][6]) + (v2[2 + dvp] * d16[i][7]) + + (v2[1 + dvp] * d16[i][8]) + (v2[0 + dvp] * d16[i][9]) + + (v2[15 + dvp] * d16[i][10]) + (v2[14 + dvp] * d16[i][11]) + + (v2[13 + dvp] * d16[i][12]) + (v2[12 + dvp] * d16[i][13]) + + (v2[11 + dvp] * d16[i][14]) + (v2[10 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples10() { + if (vidx == 1) { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[10 + dvp] * d16[i][0]) + (v1[9 + dvp] * d16[i][1]) + + (v1[8 + dvp] * d16[i][2]) + (v1[7 + dvp] * d16[i][3]) + (v1[6 + dvp] * d16[i][4]) + + (v1[5 + dvp] * d16[i][5]) + (v1[4 + dvp] * d16[i][6]) + (v1[3 + dvp] * d16[i][7]) + + (v1[2 + dvp] * d16[i][8]) + (v1[1 + dvp] * d16[i][9]) + + (v1[0 + dvp] * d16[i][10]) + (v1[15 + dvp] * d16[i][11]) + + (v1[14 + dvp] * d16[i][12]) + (v1[13 + dvp] * d16[i][13]) + + (v1[12 + dvp] * d16[i][14]) + (v1[11 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[10 + dvp] * d16[i][0]) + (v2[9 + dvp] * d16[i][1]) + + (v2[8 + dvp] * d16[i][2]) + (v2[7 + dvp] * d16[i][3]) + (v2[6 + dvp] * d16[i][4]) + + (v2[5 + dvp] * d16[i][5]) + (v2[4 + dvp] * d16[i][6]) + (v2[3 + dvp] * d16[i][7]) + + (v2[2 + dvp] * d16[i][8]) + (v2[1 + dvp] * d16[i][9]) + + (v2[0 + dvp] * d16[i][10]) + (v2[15 + dvp] * d16[i][11]) + + (v2[14 + dvp] * d16[i][12]) + (v2[13 + dvp] * d16[i][13]) + + (v2[12 + dvp] * d16[i][14]) + (v2[11 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples11() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[11 + dvp] * d16[i][0]) + (v1[10 + dvp] * d16[i][1]) + + (v1[9 + dvp] * d16[i][2]) + (v1[8 + dvp] * d16[i][3]) + (v1[7 + dvp] * d16[i][4]) + + (v1[6 + dvp] * d16[i][5]) + (v1[5 + dvp] * d16[i][6]) + (v1[4 + dvp] * d16[i][7]) + + (v1[3 + dvp] * d16[i][8]) + (v1[2 + dvp] * d16[i][9]) + + (v1[1 + dvp] * d16[i][10]) + (v1[0 + dvp] * d16[i][11]) + + (v1[15 + dvp] * d16[i][12]) + (v1[14 + dvp] * d16[i][13]) + + (v1[13 + dvp] * d16[i][14]) + (v1[12 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[11 + dvp] * d16[i][0]) + (v2[10 + dvp] * d16[i][1]) + + (v2[9 + dvp] * d16[i][2]) + (v2[8 + dvp] * d16[i][3]) + (v2[7 + dvp] * d16[i][4]) + + (v2[6 + dvp] * d16[i][5]) + (v2[5 + dvp] * d16[i][6]) + (v2[4 + dvp] * d16[i][7]) + + (v2[3 + dvp] * d16[i][8]) + (v2[2 + dvp] * d16[i][9]) + + (v2[1 + dvp] * d16[i][10]) + (v2[0 + dvp] * d16[i][11]) + + (v2[15 + dvp] * d16[i][12]) + (v2[14 + dvp] * d16[i][13]) + + (v2[13 + dvp] * d16[i][14]) + (v2[12 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples12() { + + if (vidx == 1) { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[12 + dvp] * d16[i][0]) + (v1[11 + dvp] * d16[i][1]) + + (v1[10 + dvp] * d16[i][2]) + (v1[9 + dvp] * d16[i][3]) + + (v1[8 + dvp] * d16[i][4]) + (v1[7 + dvp] * d16[i][5]) + (v1[6 + dvp] * d16[i][6]) + + (v1[5 + dvp] * d16[i][7]) + (v1[4 + dvp] * d16[i][8]) + (v1[3 + dvp] * d16[i][9]) + + (v1[2 + dvp] * d16[i][10]) + (v1[1 + dvp] * d16[i][11]) + + (v1[0 + dvp] * d16[i][12]) + (v1[15 + dvp] * d16[i][13]) + + (v1[14 + dvp] * d16[i][14]) + (v1[13 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[12 + dvp] * d16[i][0]) + (v2[11 + dvp] * d16[i][1]) + + (v2[10 + dvp] * d16[i][2]) + (v2[9 + dvp] * d16[i][3]) + + (v2[8 + dvp] * d16[i][4]) + (v2[7 + dvp] * d16[i][5]) + (v2[6 + dvp] * d16[i][6]) + + (v2[5 + dvp] * d16[i][7]) + (v2[4 + dvp] * d16[i][8]) + (v2[3 + dvp] * d16[i][9]) + + (v2[2 + dvp] * d16[i][10]) + (v2[1 + dvp] * d16[i][11]) + + (v2[0 + dvp] * d16[i][12]) + (v2[15 + dvp] * d16[i][13]) + + (v2[14 + dvp] * d16[i][14]) + (v2[13 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples13() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[13 + dvp] * d16[i][0]) + (v1[12 + dvp] * d16[i][1]) + + (v1[11 + dvp] * d16[i][2]) + (v1[10 + dvp] * d16[i][3]) + + (v1[9 + dvp] * d16[i][4]) + (v1[8 + dvp] * d16[i][5]) + (v1[7 + dvp] * d16[i][6]) + + (v1[6 + dvp] * d16[i][7]) + (v1[5 + dvp] * d16[i][8]) + (v1[4 + dvp] * d16[i][9]) + + (v1[3 + dvp] * d16[i][10]) + (v1[2 + dvp] * d16[i][11]) + + (v1[1 + dvp] * d16[i][12]) + (v1[0 + dvp] * d16[i][13]) + + (v1[15 + dvp] * d16[i][14]) + (v1[14 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[13 + dvp] * d16[i][0]) + (v2[12 + dvp] * d16[i][1]) + + (v2[11 + dvp] * d16[i][2]) + (v2[10 + dvp] * d16[i][3]) + + (v2[9 + dvp] * d16[i][4]) + (v2[8 + dvp] * d16[i][5]) + (v2[7 + dvp] * d16[i][6]) + + (v2[6 + dvp] * d16[i][7]) + (v2[5 + dvp] * d16[i][8]) + (v2[4 + dvp] * d16[i][9]) + + (v2[3 + dvp] * d16[i][10]) + (v2[2 + dvp] * d16[i][11]) + + (v2[1 + dvp] * d16[i][12]) + (v2[0 + dvp] * d16[i][13]) + + (v2[15 + dvp] * d16[i][14]) + (v2[14 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples14() { + + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v1[14 + dvp] * d16[i][0]) + (v1[13 + dvp] * d16[i][1]) + + (v1[12 + dvp] * d16[i][2]) + (v1[11 + dvp] * d16[i][3]) + + (v1[10 + dvp] * d16[i][4]) + (v1[9 + dvp] * d16[i][5]) + + (v1[8 + dvp] * d16[i][6]) + (v1[7 + dvp] * d16[i][7]) + (v1[6 + dvp] * d16[i][8]) + + (v1[5 + dvp] * d16[i][9]) + (v1[4 + dvp] * d16[i][10]) + + (v1[3 + dvp] * d16[i][11]) + (v1[2 + dvp] * d16[i][12]) + + (v1[1 + dvp] * d16[i][13]) + (v1[0 + dvp] * d16[i][14]) + (v1[15 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + // final float[] dp = d16[i]; + float pcm_sample; + + pcm_sample = + (float) (((v2[14 + dvp] * d16[i][0]) + (v2[13 + dvp] * d16[i][1]) + + (v2[12 + dvp] * d16[i][2]) + (v2[11 + dvp] * d16[i][3]) + + (v2[10 + dvp] * d16[i][4]) + (v2[9 + dvp] * d16[i][5]) + + (v2[8 + dvp] * d16[i][6]) + (v2[7 + dvp] * d16[i][7]) + (v2[6 + dvp] * d16[i][8]) + + (v2[5 + dvp] * d16[i][9]) + (v2[4 + dvp] * d16[i][10]) + + (v2[3 + dvp] * d16[i][11]) + (v2[2 + dvp] * d16[i][12]) + + (v2[1 + dvp] * d16[i][13]) + (v2[0 + dvp] * d16[i][14]) + (v2[15 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples15() { + if (vidx == 1) { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + float pcm_sample; + // final float d16[i][] = d16[i]; + pcm_sample = + (float) (((v1[15 + dvp] * d16[i][0]) + (v1[14 + dvp] * d16[i][1]) + + (v1[13 + dvp] * d16[i][2]) + (v1[12 + dvp] * d16[i][3]) + + (v1[11 + dvp] * d16[i][4]) + (v1[10 + dvp] * d16[i][5]) + + (v1[9 + dvp] * d16[i][6]) + (v1[8 + dvp] * d16[i][7]) + (v1[7 + dvp] * d16[i][8]) + + (v1[6 + dvp] * d16[i][9]) + (v1[5 + dvp] * d16[i][10]) + + (v1[4 + dvp] * d16[i][11]) + (v1[3 + dvp] * d16[i][12]) + + (v1[2 + dvp] * d16[i][13]) + (v1[1 + dvp] * d16[i][14]) + (v1[0 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + dvp += 16; + } // for + } else { + // final float[] vp = actual_v; + + // int inc = v_inc; + // final float[] tmpOut = _tmpOut; + int dvp = 0; + + // fat chance of having this loop unroll + for ( int i = 0; i < 32; i++) { + float pcm_sample; + // final float d16[i][] = d16[i]; + pcm_sample = + (float) (((v2[15 + dvp] * d16[i][0]) + (v2[14 + dvp] * d16[i][1]) + + (v2[13 + dvp] * d16[i][2]) + (v2[12 + dvp] * d16[i][3]) + + (v2[11 + dvp] * d16[i][4]) + (v2[10 + dvp] * d16[i][5]) + + (v2[9 + dvp] * d16[i][6]) + (v2[8 + dvp] * d16[i][7]) + (v2[7 + dvp] * d16[i][8]) + + (v2[6 + dvp] * d16[i][9]) + (v2[5 + dvp] * d16[i][10]) + + (v2[4 + dvp] * d16[i][11]) + (v2[3 + dvp] * d16[i][12]) + + (v2[2 + dvp] * d16[i][13]) + (v2[1 + dvp] * d16[i][14]) + (v2[0 + dvp] * d16[i][15])) * scalefactor); + + _tmpOut[i] = pcm_sample; + dvp += 16; + } // for + } + + } + + private void compute_pcm_samples() { + + switch (actual_write_pos) { + case 0: + compute_pcm_samples0(); + break; + case 1: + compute_pcm_samples1(); + break; + case 2: + compute_pcm_samples2(); + break; + case 3: + compute_pcm_samples3(); + break; + case 4: + compute_pcm_samples4(); + break; + case 5: + compute_pcm_samples5(); + break; + case 6: + compute_pcm_samples6(); + break; + case 7: + compute_pcm_samples7(); + break; + case 8: + compute_pcm_samples8(); + break; + case 9: + compute_pcm_samples9(); + break; + case 10: + compute_pcm_samples10(); + break; + case 11: + compute_pcm_samples11(); + break; + case 12: + compute_pcm_samples12(); + break; + case 13: + compute_pcm_samples13(); + break; + case 14: + compute_pcm_samples14(); + break; + case 15: + compute_pcm_samples15(); + break; + } + + // if (buffer != null) { + // buffer.appendSamples(channel, _tmpOut); + // } + SampleBufferWrapper.appendSamples(channel, _tmpOut); + + /* + * // MDM: I was considering putting in quality control for // low-spec + * CPUs, but the performance gain (about 10-15%) // did not justify the + * considerable drop in audio quality. switch (inc) { case 16: + * buffer.appendSamples(channel, tmpOut); break; case 32: for (int i=0; + * i<16; i++) { buffer.append(channel, (short)tmpOut[i]); + * buffer.append(channel, (short)tmpOut[i]); } break; case 64: for (int i=0; + * i<8; i++) { buffer.append(channel, (short)tmpOut[i]); + * buffer.append(channel, (short)tmpOut[i]); buffer.append(channel, + * (short)tmpOut[i]); buffer.append(channel, (short)tmpOut[i]); } break; + * + * } + */ + } + + + public void clear() { + // clear out v1,v2 + SSJAVA.arrayinit(v1, 0); + SSJAVA.arrayinit(v2, 0); + // copy previous v1,v2 + + for ( int i = 0; i < prev1.length; i++) { + v1[i] = prev1[i]; + } + for ( int i = 0; i < prev2.length; i++) { + v2[i] = prev2[i]; + } + // clear out previous buffer + SSJAVA.arrayinit(prev1, 0); + SSJAVA.arrayinit(prev2, 0); + SSJAVA.arrayinit(samples, 0); + SSJAVA.arrayinit(_tmpOut, 0); + } + + /** + * Calculate 32 PCM samples and put the into the Obuffer-object. + */ + + public void calculate_pcm_samples() { + +// System.out.println("#calculate_pcm_samples::actual_write_pos=" + actual_write_pos); + + if (vidx == 1) { + compute_new_v1_v2(); + } else { + compute_new_v2_v1(); + } + + // System.out.println("1.actual_v=" + (actual_v == v1) + " vidx=" + vidx); + // compute_new_v(); + // System.out.println("2.actual_v=" + (actual_v == v1) + " vidx=" + vidx); + compute_pcm_samples(); + // System.out.println("3.actual_v=" + (actual_v == v1) + " vidx=" + vidx); + + actual_write_pos = (actual_write_pos + 1) & 0xf; +// System.out.println("actual_write_pos="+actual_write_pos); + // actual_v = (actual_v == v1) ? v2 : v1; + + if (vidx == 1) { + vidx = 2; + } else { + vidx = 1; + } + + // initialize samples[]: + // for (register float *floatp = samples + 32; floatp > samples; ) + // *--floatp = 0.0f; + + // MDM: this may not be necessary. The Layer III decoder always + // outputs 32 subband samples, but I haven't checked layer I & II. + // for ( int p = 0; p < 32; p++){ + // samples[p] = 0.0f; + // } + SSJAVA.arrayinit(samples, 0); + } + + private static final double MY_PI = 3.14159265358979323846; + private static final float cos1_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 64.0))); + private static final float cos3_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 64.0))); + private static final float cos5_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 64.0))); + private static final float cos7_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 64.0))); + private static final float cos9_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 9.0 / 64.0))); + private static final float cos11_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 11.0 / 64.0))); + private static final float cos13_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 13.0 / 64.0))); + private static final float cos15_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 15.0 / 64.0))); + private static final float cos17_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 17.0 / 64.0))); + private static final float cos19_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 19.0 / 64.0))); + private static final float cos21_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 21.0 / 64.0))); + private static final float cos23_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 23.0 / 64.0))); + private static final float cos25_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 25.0 / 64.0))); + private static final float cos27_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 27.0 / 64.0))); + private static final float cos29_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 29.0 / 64.0))); + private static final float cos31_64 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 31.0 / 64.0))); + private static final float cos1_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 32.0))); + private static final float cos3_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 32.0))); + private static final float cos5_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 32.0))); + private static final float cos7_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 32.0))); + private static final float cos9_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 9.0 / 32.0))); + private static final float cos11_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 11.0 / 32.0))); + private static final float cos13_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 13.0 / 32.0))); + private static final float cos15_32 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 15.0 / 32.0))); + private static final float cos1_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 16.0))); + private static final float cos3_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 16.0))); + private static final float cos5_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 5.0 / 16.0))); + private static final float cos7_16 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 7.0 / 16.0))); + private static final float cos1_8 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 8.0))); + private static final float cos3_8 = (float) (1.0 / (2.0 * Math.cos(MY_PI * 3.0 / 8.0))); + private static final float cos1_4 = (float) (1.0 / (2.0 * Math.cos(MY_PI / 4.0))); + + // Note: These values are not in the same order + // as in Annex 3-B.3 of the ISO/IEC DIS 11172-3 + // private float d[] = {0.000000000, -4.000442505}; + + /** + * d[] split into subarrays of length 16. This provides for more faster access + * by allowing a block of 16 to be addressed with constant offset. + **/ + // TODO CONST + + private final static float d16[][] = null; + + /** + * Converts a 1D array into a number of smaller arrays. This is used to + * achieve offset + constant indexing into an array. Each sub-array represents + * a block of values of the original array. + * + * @param array + * The array to split up into blocks. + * @param blockSize + * The size of the blocks to split the array into. This must be an + * exact divisor of the length of the array, or some data will be + * lost from the main array. + * + * @return An array of arrays in which each element in the returned array will + * be of length blockSize. + */ + static private float[][] splitArray(final float[] array, final int blockSize) { + int size = array.length / blockSize; + float[][] split = new float[size][]; + for (int i = 0; i < size; i++) { + split[i] = subArray(array, i * blockSize, blockSize); + } + return split; + } + + /** + * Returns a subarray of an existing array. + * + * @param array + * The array to retrieve a subarra from. + * @param offs + * The offset in the array that corresponds to the first index of the + * subarray. + * @param len + * The number of indeces in the subarray. + * @return The subarray, which may be of length 0. + */ + static private float[] subArray(final float[] array, final int offs, int len) { + if (offs + len > array.length) { + len = array.length - offs; + } + + if (len < 0) + len = 0; + + float[] subarray = new float[len]; + for (int i = 0; i < len; i++) { + subarray[i] = array[offs + i]; + } + + return subarray; + } + + // The original data for d[]. This data is loaded from a file + // to reduce the overall package size and to improve performance. + + static final float d[] = { 0.000000000f, -0.000442505f, 0.003250122f, -0.007003784f, + 0.031082153f, -0.078628540f, 0.100311279f, -0.572036743f, 1.144989014f, 0.572036743f, + 0.100311279f, 0.078628540f, 0.031082153f, 0.007003784f, 0.003250122f, 0.000442505f, + -0.000015259f, -0.000473022f, 0.003326416f, -0.007919312f, 0.030517578f, -0.084182739f, + 0.090927124f, -0.600219727f, 1.144287109f, 0.543823242f, 0.108856201f, 0.073059082f, + 0.031478882f, 0.006118774f, 0.003173828f, 0.000396729f, -0.000015259f, -0.000534058f, + 0.003387451f, -0.008865356f, 0.029785156f, -0.089706421f, 0.080688477f, -0.628295898f, + 1.142211914f, 0.515609741f, 0.116577148f, 0.067520142f, 0.031738281f, 0.005294800f, + 0.003082275f, 0.000366211f, -0.000015259f, -0.000579834f, 0.003433228f, -0.009841919f, + 0.028884888f, -0.095169067f, 0.069595337f, -0.656219482f, 1.138763428f, 0.487472534f, + 0.123474121f, 0.061996460f, 0.031845093f, 0.004486084f, 0.002990723f, 0.000320435f, + -0.000015259f, -0.000625610f, 0.003463745f, -0.010848999f, 0.027801514f, -0.100540161f, + 0.057617188f, -0.683914185f, 1.133926392f, 0.459472656f, 0.129577637f, 0.056533813f, + 0.031814575f, 0.003723145f, 0.002899170f, 0.000289917f, -0.000015259f, -0.000686646f, + 0.003479004f, -0.011886597f, 0.026535034f, -0.105819702f, 0.044784546f, -0.711318970f, + 1.127746582f, 0.431655884f, 0.134887695f, 0.051132202f, 0.031661987f, 0.003005981f, + 0.002792358f, 0.000259399f, -0.000015259f, -0.000747681f, 0.003479004f, -0.012939453f, + 0.025085449f, -0.110946655f, 0.031082153f, -0.738372803f, 1.120223999f, 0.404083252f, + 0.139450073f, 0.045837402f, 0.031387329f, 0.002334595f, 0.002685547f, 0.000244141f, + -0.000030518f, -0.000808716f, 0.003463745f, -0.014022827f, 0.023422241f, -0.115921021f, + 0.016510010f, -0.765029907f, 1.111373901f, 0.376800537f, 0.143264771f, 0.040634155f, + 0.031005859f, 0.001693726f, 0.002578735f, 0.000213623f, -0.000030518f, -0.000885010f, + 0.003417969f, -0.015121460f, 0.021575928f, -0.120697021f, 0.001068115f, -0.791213989f, + 1.101211548f, 0.349868774f, 0.146362305f, 0.035552979f, 0.030532837f, 0.001098633f, + 0.002456665f, 0.000198364f, -0.000030518f, -0.000961304f, 0.003372192f, -0.016235352f, + 0.019531250f, -0.125259399f, -0.015228271f, -0.816864014f, 1.089782715f, 0.323318481f, + 0.148773193f, 0.030609131f, 0.029937744f, 0.000549316f, 0.002349854f, 0.000167847f, + -0.000030518f, -0.001037598f, 0.003280640f, -0.017349243f, 0.017257690f, -0.129562378f, + -0.032379150f, -0.841949463f, 1.077117920f, 0.297210693f, 0.150497437f, 0.025817871f, + 0.029281616f, 0.000030518f, 0.002243042f, 0.000152588f, -0.000045776f, -0.001113892f, + 0.003173828f, -0.018463135f, 0.014801025f, -0.133590698f, -0.050354004f, -0.866363525f, + 1.063217163f, 0.271591187f, 0.151596069f, 0.021179199f, 0.028533936f, -0.000442505f, + 0.002120972f, 0.000137329f, -0.000045776f, -0.001205444f, 0.003051758f, -0.019577026f, + 0.012115479f, -0.137298584f, -0.069168091f, -0.890090942f, 1.048156738f, 0.246505737f, + 0.152069092f, 0.016708374f, 0.027725220f, -0.000869751f, 0.002014160f, 0.000122070f, + -0.000061035f, -0.001296997f, 0.002883911f, -0.020690918f, 0.009231567f, -0.140670776f, + -0.088775635f, -0.913055420f, 1.031936646f, 0.221984863f, 0.151962280f, 0.012420654f, + 0.026840210f, -0.001266479f, 0.001907349f, 0.000106812f, -0.000061035f, -0.001388550f, + 0.002700806f, -0.021789551f, 0.006134033f, -0.143676758f, -0.109161377f, -0.935195923f, + 1.014617920f, 0.198059082f, 0.151306152f, 0.008316040f, 0.025909424f, -0.001617432f, + 0.001785278f, 0.000106812f, -0.000076294f, -0.001480103f, 0.002487183f, -0.022857666f, + 0.002822876f, -0.146255493f, -0.130310059f, -0.956481934f, 0.996246338f, 0.174789429f, + 0.150115967f, 0.004394531f, 0.024932861f, -0.001937866f, 0.001693726f, 0.000091553f, + -0.000076294f, -0.001586914f, 0.002227783f, -0.023910522f, -0.000686646f, -0.148422241f, + -0.152206421f, -0.976852417f, 0.976852417f, 0.152206421f, 0.148422241f, 0.000686646f, + 0.023910522f, -0.002227783f, 0.001586914f, 0.000076294f, -0.000091553f, -0.001693726f, + 0.001937866f, -0.024932861f, -0.004394531f, -0.150115967f, -0.174789429f, -0.996246338f, + 0.956481934f, 0.130310059f, 0.146255493f, -0.002822876f, 0.022857666f, -0.002487183f, + 0.001480103f, 0.000076294f, -0.000106812f, -0.001785278f, 0.001617432f, -0.025909424f, + -0.008316040f, -0.151306152f, -0.198059082f, -1.014617920f, 0.935195923f, 0.109161377f, + 0.143676758f, -0.006134033f, 0.021789551f, -0.002700806f, 0.001388550f, 0.000061035f, + -0.000106812f, -0.001907349f, 0.001266479f, -0.026840210f, -0.012420654f, -0.151962280f, + -0.221984863f, -1.031936646f, 0.913055420f, 0.088775635f, 0.140670776f, -0.009231567f, + 0.020690918f, -0.002883911f, 0.001296997f, 0.000061035f, -0.000122070f, -0.002014160f, + 0.000869751f, -0.027725220f, -0.016708374f, -0.152069092f, -0.246505737f, -1.048156738f, + 0.890090942f, 0.069168091f, 0.137298584f, -0.012115479f, 0.019577026f, -0.003051758f, + 0.001205444f, 0.000045776f, -0.000137329f, -0.002120972f, 0.000442505f, -0.028533936f, + -0.021179199f, -0.151596069f, -0.271591187f, -1.063217163f, 0.866363525f, 0.050354004f, + 0.133590698f, -0.014801025f, 0.018463135f, -0.003173828f, 0.001113892f, 0.000045776f, + -0.000152588f, -0.002243042f, -0.000030518f, -0.029281616f, -0.025817871f, -0.150497437f, + -0.297210693f, -1.077117920f, 0.841949463f, 0.032379150f, 0.129562378f, -0.017257690f, + 0.017349243f, -0.003280640f, 0.001037598f, 0.000030518f, -0.000167847f, -0.002349854f, + -0.000549316f, -0.029937744f, -0.030609131f, -0.148773193f, -0.323318481f, -1.089782715f, + 0.816864014f, 0.015228271f, 0.125259399f, -0.019531250f, 0.016235352f, -0.003372192f, + 0.000961304f, 0.000030518f, -0.000198364f, -0.002456665f, -0.001098633f, -0.030532837f, + -0.035552979f, -0.146362305f, -0.349868774f, -1.101211548f, 0.791213989f, -0.001068115f, + 0.120697021f, -0.021575928f, 0.015121460f, -0.003417969f, 0.000885010f, 0.000030518f, + -0.000213623f, -0.002578735f, -0.001693726f, -0.031005859f, -0.040634155f, -0.143264771f, + -0.376800537f, -1.111373901f, 0.765029907f, -0.016510010f, 0.115921021f, -0.023422241f, + 0.014022827f, -0.003463745f, 0.000808716f, 0.000030518f, -0.000244141f, -0.002685547f, + -0.002334595f, -0.031387329f, -0.045837402f, -0.139450073f, -0.404083252f, -1.120223999f, + 0.738372803f, -0.031082153f, 0.110946655f, -0.025085449f, 0.012939453f, -0.003479004f, + 0.000747681f, 0.000015259f, -0.000259399f, -0.002792358f, -0.003005981f, -0.031661987f, + -0.051132202f, -0.134887695f, -0.431655884f, -1.127746582f, 0.711318970f, -0.044784546f, + 0.105819702f, -0.026535034f, 0.011886597f, -0.003479004f, 0.000686646f, 0.000015259f, + -0.000289917f, -0.002899170f, -0.003723145f, -0.031814575f, -0.056533813f, -0.129577637f, + -0.459472656f, -1.133926392f, 0.683914185f, -0.057617188f, 0.100540161f, -0.027801514f, + 0.010848999f, -0.003463745f, 0.000625610f, 0.000015259f, -0.000320435f, -0.002990723f, + -0.004486084f, -0.031845093f, -0.061996460f, -0.123474121f, -0.487472534f, -1.138763428f, + 0.656219482f, -0.069595337f, 0.095169067f, -0.028884888f, 0.009841919f, -0.003433228f, + 0.000579834f, 0.000015259f, -0.000366211f, -0.003082275f, -0.005294800f, -0.031738281f, + -0.067520142f, -0.116577148f, -0.515609741f, -1.142211914f, 0.628295898f, -0.080688477f, + 0.089706421f, -0.029785156f, 0.008865356f, -0.003387451f, 0.000534058f, 0.000015259f, + -0.000396729f, -0.003173828f, -0.006118774f, -0.031478882f, -0.073059082f, -0.108856201f, + -0.543823242f, -1.144287109f, 0.600219727f, -0.090927124f, 0.084182739f, -0.030517578f, + 0.007919312f, -0.003326416f, 0.000473022f, 0.000015259f }; + +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/huffcodetab.java b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/huffcodetab.java new file mode 100644 index 00000000..d3c2f221 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/huffcodetab.java @@ -0,0 +1,663 @@ +/* + * 11/19/04 1.0 moved to LGPL. + * 16/11/99 Renamed class, added javadoc, and changed table + * name from String to 3 chars. mdm@techie.com + * 02/15/99 Java Conversion by E.B, javalayer@javazoom.net + * + * 04/19/97 : Adapted from the ISO MPEG Audio Subgroup Software Simulation + * Group's public c source for its MPEG audio decoder. Miscellaneous + * changes by Jeff Tsay (ctsay@pasteur.eecs.berkeley.edu). + *----------------------------------------------------------------------- + * Copyright (c) 1991 MPEG/audio software simulation group, All Rights Reserved + * MPEG/audio coding/decoding software, work in progress + * NOT for public distribution until verified and approved by the + * MPEG/audio committee. For further information, please contact + * Davis Pan, 508-493-2241, e-mail: pan@3d.enet.dec.com + * + * VERSION 4.1 + * changes made since last update: + * date programmers comment + * 27.2.92 F.O.Witte (ITT Intermetall) + * 8/24/93 M. Iwadare Changed for 1 pass decoding. + * 7/14/94 J. Koller useless 'typedef' before huffcodetab removed + *----------------------------------------------------------------------- + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + *---------------------------------------------------------------------- + */ + +/** + * Class to implements Huffman decoder. + */ + + +final class huffcodetab { + private static final int MXOFF = 250; + private static final int HTN = 34; + + + private char tablename0 = ' '; /* string, containing table_description */ + + private char tablename1 = ' '; /* string, containing table_description */ + + private char tablename2 = ' '; /* string, containing table_description */ + + + private int xlen; /* max. x-index+ */ + + private int ylen; /* max. y-index+ */ + + private int linbits; /* number of linbits */ + + private int linmax; /* max number to be stored in linbits */ + + private int ref; /* a positive value indicates a reference */ + + private int[] table = null; /* pointer to array[xlen][ylen] */ + + private int[] hlen = null; /* pointer to array[xlen][ylen] */ + + private int[][] val = null; /* decoder tree */ + + private int treelen; /* length of decoder tree */ + + + private static int ValTab0[][] = { { 0, 0 } // dummy + }; + + + private static int ValTab1[][] = { { 2, 1 }, { 0, 0 }, { 2, 1 }, { 0, 16 }, { 2, 1 }, { 0, 1 }, + { 0, 17 }, }; + + + private static int ValTab2[][] = { { 2, 1 }, { 0, 0 }, { 4, 1 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 33 }, { 2, 1 }, { 0, 18 }, { 2, 1 }, + { 0, 2 }, { 0, 34 }, }; + + + private static int ValTab3[][] = { { 4, 1 }, { 2, 1 }, { 0, 0 }, { 0, 1 }, { 2, 1 }, { 0, 17 }, + { 2, 1 }, { 0, 16 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 33 }, { 2, 1 }, { 0, 18 }, { 2, 1 }, + { 0, 2 }, { 0, 34 }, }; + + + private static int ValTab4[][] = { { 0, 0 } }; // dummy + + + private static int ValTab5[][] = { { 2, 1 }, { 0, 0 }, { 4, 1 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 2, 1 }, { 0, 17 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 2, 1 }, { 0, 33 }, + { 0, 18 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 34 }, { 0, 48 }, { 2, 1 }, { 0, 3 }, { 0, 19 }, + { 2, 1 }, { 0, 49 }, { 2, 1 }, { 0, 50 }, { 2, 1 }, { 0, 35 }, { 0, 51 }, }; + + + private static int ValTab6[][] = { { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 0 }, { 0, 16 }, { 0, 17 }, + { 6, 1 }, { 2, 1 }, { 0, 1 }, { 2, 1 }, { 0, 32 }, { 0, 33 }, { 6, 1 }, { 2, 1 }, { 0, 18 }, + { 2, 1 }, { 0, 2 }, { 0, 34 }, { 4, 1 }, { 2, 1 }, { 0, 49 }, { 0, 19 }, { 4, 1 }, { 2, 1 }, + { 0, 48 }, { 0, 50 }, { 2, 1 }, { 0, 35 }, { 2, 1 }, { 0, 3 }, { 0, 51 }, }; + + + private static int ValTab7[][] = { { 2, 1 }, { 0, 0 }, { 4, 1 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 8, 1 }, { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 0, 33 }, { 18, 1 }, + { 6, 1 }, { 2, 1 }, { 0, 18 }, { 2, 1 }, { 0, 34 }, { 0, 48 }, { 4, 1 }, { 2, 1 }, { 0, 49 }, + { 0, 19 }, { 4, 1 }, { 2, 1 }, { 0, 3 }, { 0, 50 }, { 2, 1 }, { 0, 35 }, { 0, 4 }, { 10, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 64 }, { 0, 65 }, { 2, 1 }, { 0, 20 }, { 2, 1 }, { 0, 66 }, + { 0, 36 }, { 12, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 51 }, { 0, 67 }, { 0, 80 }, + { 4, 1 }, { 2, 1 }, { 0, 52 }, { 0, 5 }, { 0, 81 }, { 6, 1 }, { 2, 1 }, { 0, 21 }, { 2, 1 }, + { 0, 82 }, { 0, 37 }, { 4, 1 }, { 2, 1 }, { 0, 68 }, { 0, 53 }, { 4, 1 }, { 2, 1 }, + { 0, 83 }, { 0, 84 }, { 2, 1 }, { 0, 69 }, { 0, 85 }, }; + + + private static int ValTab8[][] = { { 6, 1 }, { 2, 1 }, { 0, 0 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 33 }, { 0, 18 }, { 14, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 32 }, { 0, 2 }, { 2, 1 }, { 0, 34 }, { 4, 1 }, { 2, 1 }, { 0, 48 }, { 0, 3 }, { 2, 1 }, + { 0, 49 }, { 0, 19 }, { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 50 }, { 0, 35 }, + { 2, 1 }, { 0, 64 }, { 0, 4 }, { 2, 1 }, { 0, 65 }, { 2, 1 }, { 0, 20 }, { 0, 66 }, + { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 36 }, { 2, 1 }, { 0, 51 }, { 0, 80 }, { 4, 1 }, { 2, 1 }, + { 0, 67 }, { 0, 52 }, { 0, 81 }, { 6, 1 }, { 2, 1 }, { 0, 21 }, { 2, 1 }, { 0, 5 }, + { 0, 82 }, { 6, 1 }, { 2, 1 }, { 0, 37 }, { 2, 1 }, { 0, 68 }, { 0, 53 }, { 2, 1 }, + { 0, 83 }, { 2, 1 }, { 0, 69 }, { 2, 1 }, { 0, 84 }, { 0, 85 }, }; + + + private static int ValTab9[][] = { { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 0 }, { 0, 16 }, { 2, 1 }, + { 0, 1 }, { 0, 17 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 33 }, { 2, 1 }, + { 0, 18 }, { 2, 1 }, { 0, 2 }, { 0, 34 }, { 12, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 48 }, + { 0, 3 }, { 0, 49 }, { 2, 1 }, { 0, 19 }, { 2, 1 }, { 0, 50 }, { 0, 35 }, { 12, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 65 }, { 0, 20 }, { 4, 1 }, { 2, 1 }, { 0, 64 }, { 0, 51 }, { 2, 1 }, + { 0, 66 }, { 0, 36 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 4 }, { 0, 80 }, + { 0, 67 }, { 2, 1 }, { 0, 52 }, { 0, 81 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 21 }, + { 0, 82 }, { 2, 1 }, { 0, 37 }, { 0, 68 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 5 }, { 0, 84 }, + { 0, 83 }, { 2, 1 }, { 0, 53 }, { 2, 1 }, { 0, 69 }, { 0, 85 }, }; + + + private static int ValTab10[][] = { { 2, 1 }, { 0, 0 }, { 4, 1 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 10, 1 }, { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 2, 1 }, { 0, 33 }, + { 0, 18 }, { 28, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 34 }, { 0, 48 }, { 2, 1 }, + { 0, 49 }, { 0, 19 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 3 }, { 0, 50 }, { 2, 1 }, { 0, 35 }, + { 0, 64 }, { 4, 1 }, { 2, 1 }, { 0, 65 }, { 0, 20 }, { 4, 1 }, { 2, 1 }, { 0, 4 }, { 0, 51 }, + { 2, 1 }, { 0, 66 }, { 0, 36 }, { 28, 1 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 80 }, { 0, 5 }, { 0, 96 }, { 2, 1 }, { 0, 97 }, { 0, 22 }, { 12, 1 }, { 6, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 67 }, { 0, 52 }, { 0, 81 }, { 2, 1 }, { 0, 21 }, { 2, 1 }, + { 0, 82 }, { 0, 37 }, { 4, 1 }, { 2, 1 }, { 0, 38 }, { 0, 54 }, { 0, 113 }, { 20, 1 }, + { 8, 1 }, { 2, 1 }, { 0, 23 }, { 4, 1 }, { 2, 1 }, { 0, 68 }, { 0, 83 }, { 0, 6 }, { 6, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 53 }, { 0, 69 }, { 0, 98 }, { 2, 1 }, { 0, 112 }, { 2, 1 }, + { 0, 7 }, { 0, 100 }, { 14, 1 }, { 4, 1 }, { 2, 1 }, { 0, 114 }, { 0, 39 }, { 6, 1 }, + { 2, 1 }, { 0, 99 }, { 2, 1 }, { 0, 84 }, { 0, 85 }, { 2, 1 }, { 0, 70 }, { 0, 115 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 55 }, { 0, 101 }, { 2, 1 }, { 0, 86 }, { 0, 116 }, + { 6, 1 }, { 2, 1 }, { 0, 71 }, { 2, 1 }, { 0, 102 }, { 0, 117 }, { 4, 1 }, { 2, 1 }, + { 0, 87 }, { 0, 118 }, { 2, 1 }, { 0, 103 }, { 0, 119 }, }; + + + private static int ValTab11[][] = { { 6, 1 }, { 2, 1 }, { 0, 0 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, + { 8, 1 }, { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 0, 18 }, { 24, 1 }, + { 8, 1 }, { 2, 1 }, { 0, 33 }, { 2, 1 }, { 0, 34 }, { 2, 1 }, { 0, 48 }, { 0, 3 }, { 4, 1 }, + { 2, 1 }, { 0, 49 }, { 0, 19 }, { 4, 1 }, { 2, 1 }, { 0, 50 }, { 0, 35 }, { 4, 1 }, { 2, 1 }, + { 0, 64 }, { 0, 4 }, { 2, 1 }, { 0, 65 }, { 0, 20 }, { 30, 1 }, { 16, 1 }, { 10, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 66 }, { 0, 36 }, { 4, 1 }, { 2, 1 }, { 0, 51 }, { 0, 67 }, + { 0, 80 }, { 4, 1 }, { 2, 1 }, { 0, 52 }, { 0, 81 }, { 0, 97 }, { 6, 1 }, { 2, 1 }, + { 0, 22 }, { 2, 1 }, { 0, 6 }, { 0, 38 }, { 2, 1 }, { 0, 98 }, { 2, 1 }, { 0, 21 }, { 2, 1 }, + { 0, 5 }, { 0, 82 }, { 16, 1 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 37 }, + { 0, 68 }, { 0, 96 }, { 2, 1 }, { 0, 99 }, { 0, 54 }, { 4, 1 }, { 2, 1 }, { 0, 112 }, + { 0, 23 }, { 0, 113 }, { 16, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 7 }, { 0, 100 }, + { 0, 114 }, { 2, 1 }, { 0, 39 }, { 4, 1 }, { 2, 1 }, { 0, 83 }, { 0, 53 }, { 2, 1 }, + { 0, 84 }, { 0, 69 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 70 }, { 0, 115 }, { 2, 1 }, + { 0, 55 }, { 2, 1 }, { 0, 101 }, { 0, 86 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 85 }, { 0, 87 }, { 0, 116 }, { 2, 1 }, { 0, 71 }, { 0, 102 }, { 4, 1 }, { 2, 1 }, + { 0, 117 }, { 0, 118 }, { 2, 1 }, { 0, 103 }, { 0, 119 }, }; + + + private static int ValTab12[][] = { { 12, 1 }, { 4, 1 }, { 2, 1 }, { 0, 16 }, { 0, 1 }, { 2, 1 }, + { 0, 17 }, { 2, 1 }, { 0, 0 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 16, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 33 }, { 0, 18 }, { 4, 1 }, { 2, 1 }, { 0, 34 }, { 0, 49 }, { 2, 1 }, { 0, 19 }, + { 2, 1 }, { 0, 48 }, { 2, 1 }, { 0, 3 }, { 0, 64 }, { 26, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 50 }, { 0, 35 }, { 2, 1 }, { 0, 65 }, { 0, 51 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 20 }, { 0, 66 }, { 2, 1 }, { 0, 36 }, { 2, 1 }, { 0, 4 }, { 0, 80 }, { 4, 1 }, { 2, 1 }, + { 0, 67 }, { 0, 52 }, { 2, 1 }, { 0, 81 }, { 0, 21 }, { 28, 1 }, { 14, 1 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 82 }, { 0, 37 }, { 2, 1 }, { 0, 83 }, { 0, 53 }, { 4, 1 }, { 2, 1 }, + { 0, 96 }, { 0, 22 }, { 0, 97 }, { 4, 1 }, { 2, 1 }, { 0, 98 }, { 0, 38 }, { 6, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 5 }, { 0, 6 }, { 0, 68 }, { 2, 1 }, { 0, 84 }, { 0, 69 }, { 18, 1 }, + { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 99 }, { 0, 54 }, { 4, 1 }, { 2, 1 }, { 0, 112 }, + { 0, 7 }, { 0, 113 }, { 4, 1 }, { 2, 1 }, { 0, 23 }, { 0, 100 }, { 2, 1 }, { 0, 70 }, + { 0, 114 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 39 }, { 2, 1 }, { 0, 85 }, { 0, 115 }, + { 2, 1 }, { 0, 55 }, { 0, 86 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 101 }, { 0, 116 }, + { 2, 1 }, { 0, 71 }, { 0, 102 }, { 4, 1 }, { 2, 1 }, { 0, 117 }, { 0, 87 }, { 2, 1 }, + { 0, 118 }, { 2, 1 }, { 0, 103 }, { 0, 119 }, }; + + + private static int ValTab13[][] = { { 2, 1 }, { 0, 0 }, { 6, 1 }, { 2, 1 }, { 0, 16 }, { 2, 1 }, + { 0, 1 }, { 0, 17 }, { 28, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 2, 1 }, + { 0, 33 }, { 0, 18 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 34 }, { 0, 48 }, { 2, 1 }, { 0, 3 }, + { 0, 49 }, { 6, 1 }, { 2, 1 }, { 0, 19 }, { 2, 1 }, { 0, 50 }, { 0, 35 }, { 4, 1 }, { 2, 1 }, + { 0, 64 }, { 0, 4 }, { 0, 65 }, { 70, 1 }, { 28, 1 }, { 14, 1 }, { 6, 1 }, { 2, 1 }, + { 0, 20 }, { 2, 1 }, { 0, 51 }, { 0, 66 }, { 4, 1 }, { 2, 1 }, { 0, 36 }, { 0, 80 }, + { 2, 1 }, { 0, 67 }, { 0, 52 }, { 4, 1 }, { 2, 1 }, { 0, 81 }, { 0, 21 }, { 4, 1 }, { 2, 1 }, + { 0, 5 }, { 0, 82 }, { 2, 1 }, { 0, 37 }, { 2, 1 }, { 0, 68 }, { 0, 83 }, { 14, 1 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 96 }, { 0, 6 }, { 2, 1 }, { 0, 97 }, { 0, 22 }, { 4, 1 }, + { 2, 1 }, { 0, 128 }, { 0, 8 }, { 0, 129 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 53 }, { 0, 98 }, { 2, 1 }, { 0, 38 }, { 0, 84 }, { 4, 1 }, { 2, 1 }, { 0, 69 }, + { 0, 99 }, { 2, 1 }, { 0, 54 }, { 0, 112 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 7 }, + { 0, 85 }, { 0, 113 }, { 2, 1 }, { 0, 23 }, { 2, 1 }, { 0, 39 }, { 0, 55 }, { 72, 1 }, + { 24, 1 }, { 12, 1 }, { 4, 1 }, { 2, 1 }, { 0, 24 }, { 0, 130 }, { 2, 1 }, { 0, 40 }, + { 4, 1 }, { 2, 1 }, { 0, 100 }, { 0, 70 }, { 0, 114 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 132 }, { 0, 72 }, { 2, 1 }, { 0, 144 }, { 0, 9 }, { 2, 1 }, { 0, 145 }, { 0, 25 }, + { 24, 1 }, { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 115 }, { 0, 101 }, { 2, 1 }, + { 0, 86 }, { 0, 116 }, { 4, 1 }, { 2, 1 }, { 0, 71 }, { 0, 102 }, { 0, 131 }, { 6, 1 }, + { 2, 1 }, { 0, 56 }, { 2, 1 }, { 0, 117 }, { 0, 87 }, { 2, 1 }, { 0, 146 }, { 0, 41 }, + { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 103 }, { 0, 133 }, { 2, 1 }, { 0, 88 }, + { 0, 57 }, { 2, 1 }, { 0, 147 }, { 2, 1 }, { 0, 73 }, { 0, 134 }, { 6, 1 }, { 2, 1 }, + { 0, 160 }, { 2, 1 }, { 0, 104 }, { 0, 10 }, { 2, 1 }, { 0, 161 }, { 0, 26 }, { 68, 1 }, + { 24, 1 }, { 12, 1 }, { 4, 1 }, { 2, 1 }, { 0, 162 }, { 0, 42 }, { 4, 1 }, { 2, 1 }, + { 0, 149 }, { 0, 89 }, { 2, 1 }, { 0, 163 }, { 0, 58 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 74 }, { 0, 150 }, { 2, 1 }, { 0, 176 }, { 0, 11 }, { 2, 1 }, { 0, 177 }, { 0, 27 }, + { 20, 1 }, { 8, 1 }, { 2, 1 }, { 0, 178 }, { 4, 1 }, { 2, 1 }, { 0, 118 }, { 0, 119 }, + { 0, 148 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 135 }, { 0, 120 }, { 0, 164 }, { 4, 1 }, + { 2, 1 }, { 0, 105 }, { 0, 165 }, { 0, 43 }, { 12, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 90 }, { 0, 136 }, { 0, 179 }, { 2, 1 }, { 0, 59 }, { 2, 1 }, { 0, 121 }, { 0, 166 }, + { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 106 }, { 0, 180 }, { 0, 192 }, { 4, 1 }, { 2, 1 }, + { 0, 12 }, { 0, 152 }, { 0, 193 }, { 60, 1 }, { 22, 1 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, + { 0, 28 }, { 2, 1 }, { 0, 137 }, { 0, 181 }, { 2, 1 }, { 0, 91 }, { 0, 194 }, { 4, 1 }, + { 2, 1 }, { 0, 44 }, { 0, 60 }, { 4, 1 }, { 2, 1 }, { 0, 182 }, { 0, 107 }, { 2, 1 }, + { 0, 196 }, { 0, 76 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 168 }, { 0, 138 }, + { 2, 1 }, { 0, 208 }, { 0, 13 }, { 2, 1 }, { 0, 209 }, { 2, 1 }, { 0, 75 }, { 2, 1 }, + { 0, 151 }, { 0, 167 }, { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 195 }, { 2, 1 }, { 0, 122 }, + { 0, 153 }, { 4, 1 }, { 2, 1 }, { 0, 197 }, { 0, 92 }, { 0, 183 }, { 4, 1 }, { 2, 1 }, + { 0, 29 }, { 0, 210 }, { 2, 1 }, { 0, 45 }, { 2, 1 }, { 0, 123 }, { 0, 211 }, { 52, 1 }, + { 28, 1 }, { 12, 1 }, { 4, 1 }, { 2, 1 }, { 0, 61 }, { 0, 198 }, { 4, 1 }, { 2, 1 }, + { 0, 108 }, { 0, 169 }, { 2, 1 }, { 0, 154 }, { 0, 212 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 184 }, { 0, 139 }, { 2, 1 }, { 0, 77 }, { 0, 199 }, { 4, 1 }, { 2, 1 }, { 0, 124 }, + { 0, 213 }, { 2, 1 }, { 0, 93 }, { 0, 224 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 225 }, + { 0, 30 }, { 4, 1 }, { 2, 1 }, { 0, 14 }, { 0, 46 }, { 0, 226 }, { 8, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 227 }, { 0, 109 }, { 2, 1 }, { 0, 140 }, { 0, 228 }, { 4, 1 }, { 2, 1 }, + { 0, 229 }, { 0, 186 }, { 0, 240 }, { 38, 1 }, { 16, 1 }, { 4, 1 }, { 2, 1 }, { 0, 241 }, + { 0, 31 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 170 }, { 0, 155 }, { 0, 185 }, { 2, 1 }, + { 0, 62 }, { 2, 1 }, { 0, 214 }, { 0, 200 }, { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 78 }, + { 2, 1 }, { 0, 215 }, { 0, 125 }, { 2, 1 }, { 0, 171 }, { 2, 1 }, { 0, 94 }, { 0, 201 }, + { 6, 1 }, { 2, 1 }, { 0, 15 }, { 2, 1 }, { 0, 156 }, { 0, 110 }, { 2, 1 }, { 0, 242 }, + { 0, 47 }, { 32, 1 }, { 16, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 216 }, { 0, 141 }, + { 0, 63 }, { 6, 1 }, { 2, 1 }, { 0, 243 }, { 2, 1 }, { 0, 230 }, { 0, 202 }, { 2, 1 }, + { 0, 244 }, { 0, 79 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 187 }, { 0, 172 }, { 2, 1 }, + { 0, 231 }, { 0, 245 }, { 4, 1 }, { 2, 1 }, { 0, 217 }, { 0, 157 }, { 2, 1 }, { 0, 95 }, + { 0, 232 }, { 30, 1 }, { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 111 }, { 2, 1 }, { 0, 246 }, + { 0, 203 }, { 4, 1 }, { 2, 1 }, { 0, 188 }, { 0, 173 }, { 0, 218 }, { 8, 1 }, { 2, 1 }, + { 0, 247 }, { 4, 1 }, { 2, 1 }, { 0, 126 }, { 0, 127 }, { 0, 142 }, { 6, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 158 }, { 0, 174 }, { 0, 204 }, { 2, 1 }, { 0, 248 }, { 0, 143 }, { 18, 1 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 219 }, { 0, 189 }, { 2, 1 }, { 0, 234 }, { 0, 249 }, + { 4, 1 }, { 2, 1 }, { 0, 159 }, { 0, 235 }, { 2, 1 }, { 0, 190 }, { 2, 1 }, { 0, 205 }, + { 0, 250 }, { 14, 1 }, { 4, 1 }, { 2, 1 }, { 0, 221 }, { 0, 236 }, { 6, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 233 }, { 0, 175 }, { 0, 220 }, { 2, 1 }, { 0, 206 }, { 0, 251 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 191 }, { 0, 222 }, { 2, 1 }, { 0, 207 }, { 0, 238 }, { 4, 1 }, + { 2, 1 }, { 0, 223 }, { 0, 239 }, { 2, 1 }, { 0, 255 }, { 2, 1 }, { 0, 237 }, { 2, 1 }, + { 0, 253 }, { 2, 1 }, { 0, 252 }, { 0, 254 }, }; + + + private static int ValTab14[][] = { { 0, 0 } // dummy + }; + + + private static int ValTab15[][] = { { 16, 1 }, { 6, 1 }, { 2, 1 }, { 0, 0 }, { 2, 1 }, { 0, 16 }, + { 0, 1 }, { 2, 1 }, { 0, 17 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 2, 1 }, { 0, 33 }, + { 0, 18 }, { 50, 1 }, { 16, 1 }, { 6, 1 }, { 2, 1 }, { 0, 34 }, { 2, 1 }, { 0, 48 }, + { 0, 49 }, { 6, 1 }, { 2, 1 }, { 0, 19 }, { 2, 1 }, { 0, 3 }, { 0, 64 }, { 2, 1 }, { 0, 50 }, + { 0, 35 }, { 14, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 4 }, { 0, 20 }, { 0, 65 }, { 4, 1 }, + { 2, 1 }, { 0, 51 }, { 0, 66 }, { 2, 1 }, { 0, 36 }, { 0, 67 }, { 10, 1 }, { 6, 1 }, + { 2, 1 }, { 0, 52 }, { 2, 1 }, { 0, 80 }, { 0, 5 }, { 2, 1 }, { 0, 81 }, { 0, 21 }, { 4, 1 }, + { 2, 1 }, { 0, 82 }, { 0, 37 }, { 4, 1 }, { 2, 1 }, { 0, 68 }, { 0, 83 }, { 0, 97 }, + { 90, 1 }, { 36, 1 }, { 18, 1 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 53 }, { 2, 1 }, + { 0, 96 }, { 0, 6 }, { 2, 1 }, { 0, 22 }, { 0, 98 }, { 4, 1 }, { 2, 1 }, { 0, 38 }, + { 0, 84 }, { 2, 1 }, { 0, 69 }, { 0, 99 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 54 }, + { 2, 1 }, { 0, 112 }, { 0, 7 }, { 2, 1 }, { 0, 113 }, { 0, 85 }, { 4, 1 }, { 2, 1 }, + { 0, 23 }, { 0, 100 }, { 2, 1 }, { 0, 114 }, { 0, 39 }, { 24, 1 }, { 16, 1 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 70 }, { 0, 115 }, { 2, 1 }, { 0, 55 }, { 0, 101 }, { 4, 1 }, + { 2, 1 }, { 0, 86 }, { 0, 128 }, { 2, 1 }, { 0, 8 }, { 0, 116 }, { 4, 1 }, { 2, 1 }, + { 0, 129 }, { 0, 24 }, { 2, 1 }, { 0, 130 }, { 0, 40 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 71 }, { 0, 102 }, { 2, 1 }, { 0, 131 }, { 0, 56 }, { 4, 1 }, { 2, 1 }, + { 0, 117 }, { 0, 87 }, { 2, 1 }, { 0, 132 }, { 0, 72 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 144 }, { 0, 25 }, { 0, 145 }, { 4, 1 }, { 2, 1 }, { 0, 146 }, { 0, 118 }, { 2, 1 }, + { 0, 103 }, { 0, 41 }, { 92, 1 }, { 36, 1 }, { 18, 1 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 133 }, { 0, 88 }, { 4, 1 }, { 2, 1 }, { 0, 9 }, { 0, 119 }, { 0, 147 }, { 4, 1 }, + { 2, 1 }, { 0, 57 }, { 0, 148 }, { 2, 1 }, { 0, 73 }, { 0, 134 }, { 10, 1 }, { 6, 1 }, + { 2, 1 }, { 0, 104 }, { 2, 1 }, { 0, 160 }, { 0, 10 }, { 2, 1 }, { 0, 161 }, { 0, 26 }, + { 4, 1 }, { 2, 1 }, { 0, 162 }, { 0, 42 }, { 2, 1 }, { 0, 149 }, { 0, 89 }, { 26, 1 }, + { 14, 1 }, { 6, 1 }, { 2, 1 }, { 0, 163 }, { 2, 1 }, { 0, 58 }, { 0, 135 }, { 4, 1 }, + { 2, 1 }, { 0, 120 }, { 0, 164 }, { 2, 1 }, { 0, 74 }, { 0, 150 }, { 6, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 105 }, { 0, 176 }, { 0, 177 }, { 4, 1 }, { 2, 1 }, { 0, 27 }, { 0, 165 }, + { 0, 178 }, { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 90 }, { 0, 43 }, { 2, 1 }, + { 0, 136 }, { 0, 151 }, { 2, 1 }, { 0, 179 }, { 2, 1 }, { 0, 121 }, { 0, 59 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 106 }, { 0, 180 }, { 2, 1 }, { 0, 75 }, { 0, 193 }, { 4, 1 }, + { 2, 1 }, { 0, 152 }, { 0, 137 }, { 2, 1 }, { 0, 28 }, { 0, 181 }, { 80, 1 }, { 34, 1 }, + { 16, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 91 }, { 0, 44 }, { 0, 194 }, { 6, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 11 }, { 0, 192 }, { 0, 166 }, { 2, 1 }, { 0, 167 }, { 0, 122 }, + { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 195 }, { 0, 60 }, { 4, 1 }, { 2, 1 }, { 0, 12 }, + { 0, 153 }, { 0, 182 }, { 4, 1 }, { 2, 1 }, { 0, 107 }, { 0, 196 }, { 2, 1 }, { 0, 76 }, + { 0, 168 }, { 20, 1 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 138 }, { 0, 197 }, { 4, 1 }, + { 2, 1 }, { 0, 208 }, { 0, 92 }, { 0, 209 }, { 4, 1 }, { 2, 1 }, { 0, 183 }, { 0, 123 }, + { 2, 1 }, { 0, 29 }, { 2, 1 }, { 0, 13 }, { 0, 45 }, { 12, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 210 }, { 0, 211 }, { 4, 1 }, { 2, 1 }, { 0, 61 }, { 0, 198 }, { 2, 1 }, { 0, 108 }, + { 0, 169 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 154 }, { 0, 184 }, { 0, 212 }, { 4, 1 }, + { 2, 1 }, { 0, 139 }, { 0, 77 }, { 2, 1 }, { 0, 199 }, { 0, 124 }, { 68, 1 }, { 34, 1 }, + { 18, 1 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 213 }, { 0, 93 }, { 4, 1 }, { 2, 1 }, + { 0, 224 }, { 0, 14 }, { 0, 225 }, { 4, 1 }, { 2, 1 }, { 0, 30 }, { 0, 226 }, { 2, 1 }, + { 0, 170 }, { 0, 46 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 185 }, { 0, 155 }, { 2, 1 }, + { 0, 227 }, { 0, 214 }, { 4, 1 }, { 2, 1 }, { 0, 109 }, { 0, 62 }, { 2, 1 }, { 0, 200 }, + { 0, 140 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 228 }, { 0, 78 }, { 2, 1 }, + { 0, 215 }, { 0, 125 }, { 4, 1 }, { 2, 1 }, { 0, 229 }, { 0, 186 }, { 2, 1 }, { 0, 171 }, + { 0, 94 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 201 }, { 0, 156 }, { 2, 1 }, { 0, 241 }, + { 0, 31 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 240 }, { 0, 110 }, { 0, 242 }, { 2, 1 }, + { 0, 47 }, { 0, 230 }, { 38, 1 }, { 18, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 216 }, + { 0, 243 }, { 2, 1 }, { 0, 63 }, { 0, 244 }, { 6, 1 }, { 2, 1 }, { 0, 79 }, { 2, 1 }, + { 0, 141 }, { 0, 217 }, { 2, 1 }, { 0, 187 }, { 0, 202 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 172 }, { 0, 231 }, { 2, 1 }, { 0, 126 }, { 0, 245 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 157 }, { 0, 95 }, { 2, 1 }, { 0, 232 }, { 0, 142 }, { 2, 1 }, { 0, 246 }, { 0, 203 }, + { 34, 1 }, { 18, 1 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 15 }, { 0, 174 }, + { 0, 111 }, { 2, 1 }, { 0, 188 }, { 0, 218 }, { 4, 1 }, { 2, 1 }, { 0, 173 }, { 0, 247 }, + { 2, 1 }, { 0, 127 }, { 0, 233 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 158 }, { 0, 204 }, + { 2, 1 }, { 0, 248 }, { 0, 143 }, { 4, 1 }, { 2, 1 }, { 0, 219 }, { 0, 189 }, { 2, 1 }, + { 0, 234 }, { 0, 249 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 159 }, { 0, 220 }, + { 2, 1 }, { 0, 205 }, { 0, 235 }, { 4, 1 }, { 2, 1 }, { 0, 190 }, { 0, 250 }, { 2, 1 }, + { 0, 175 }, { 0, 221 }, { 14, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 236 }, { 0, 206 }, + { 0, 251 }, { 4, 1 }, { 2, 1 }, { 0, 191 }, { 0, 237 }, { 2, 1 }, { 0, 222 }, { 0, 252 }, + { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 207 }, { 0, 253 }, { 0, 238 }, { 4, 1 }, { 2, 1 }, + { 0, 223 }, { 0, 254 }, { 2, 1 }, { 0, 239 }, { 0, 255 }, }; + + + private static int ValTab16[][] = { { 2, 1 }, { 0, 0 }, { 6, 1 }, { 2, 1 }, { 0, 16 }, { 2, 1 }, + { 0, 1 }, { 0, 17 }, { 42, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, { 2, 1 }, + { 0, 33 }, { 0, 18 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 34 }, { 2, 1 }, { 0, 48 }, + { 0, 3 }, { 2, 1 }, { 0, 49 }, { 0, 19 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 50 }, + { 0, 35 }, { 4, 1 }, { 2, 1 }, { 0, 64 }, { 0, 4 }, { 0, 65 }, { 6, 1 }, { 2, 1 }, { 0, 20 }, + { 2, 1 }, { 0, 51 }, { 0, 66 }, { 4, 1 }, { 2, 1 }, { 0, 36 }, { 0, 80 }, { 2, 1 }, + { 0, 67 }, { 0, 52 }, { 138, 1 }, { 40, 1 }, { 16, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 5 }, { 0, 21 }, { 0, 81 }, { 4, 1 }, { 2, 1 }, { 0, 82 }, { 0, 37 }, { 4, 1 }, { 2, 1 }, + { 0, 68 }, { 0, 53 }, { 0, 83 }, { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 96 }, + { 0, 6 }, { 0, 97 }, { 2, 1 }, { 0, 22 }, { 0, 98 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 38 }, + { 0, 84 }, { 2, 1 }, { 0, 69 }, { 0, 99 }, { 4, 1 }, { 2, 1 }, { 0, 54 }, { 0, 112 }, + { 0, 113 }, { 40, 1 }, { 18, 1 }, { 8, 1 }, { 2, 1 }, { 0, 23 }, { 2, 1 }, { 0, 7 }, + { 2, 1 }, { 0, 85 }, { 0, 100 }, { 4, 1 }, { 2, 1 }, { 0, 114 }, { 0, 39 }, { 4, 1 }, + { 2, 1 }, { 0, 70 }, { 0, 101 }, { 0, 115 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 55 }, + { 2, 1 }, { 0, 86 }, { 0, 8 }, { 2, 1 }, { 0, 128 }, { 0, 129 }, { 6, 1 }, { 2, 1 }, + { 0, 24 }, { 2, 1 }, { 0, 116 }, { 0, 71 }, { 2, 1 }, { 0, 130 }, { 2, 1 }, { 0, 40 }, + { 0, 102 }, { 24, 1 }, { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 131 }, { 0, 56 }, + { 2, 1 }, { 0, 117 }, { 0, 132 }, { 4, 1 }, { 2, 1 }, { 0, 72 }, { 0, 144 }, { 0, 145 }, + { 6, 1 }, { 2, 1 }, { 0, 25 }, { 2, 1 }, { 0, 9 }, { 0, 118 }, { 2, 1 }, { 0, 146 }, + { 0, 41 }, { 14, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 133 }, { 0, 88 }, { 2, 1 }, + { 0, 147 }, { 0, 57 }, { 4, 1 }, { 2, 1 }, { 0, 160 }, { 0, 10 }, { 0, 26 }, { 8, 1 }, + { 2, 1 }, { 0, 162 }, { 2, 1 }, { 0, 103 }, { 2, 1 }, { 0, 87 }, { 0, 73 }, { 6, 1 }, + { 2, 1 }, { 0, 148 }, { 2, 1 }, { 0, 119 }, { 0, 134 }, { 2, 1 }, { 0, 161 }, { 2, 1 }, + { 0, 104 }, { 0, 149 }, { 220, 1 }, { 126, 1 }, { 50, 1 }, { 26, 1 }, { 12, 1 }, { 6, 1 }, + { 2, 1 }, { 0, 42 }, { 2, 1 }, { 0, 89 }, { 0, 58 }, { 2, 1 }, { 0, 163 }, { 2, 1 }, + { 0, 135 }, { 0, 120 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 164 }, { 0, 74 }, { 2, 1 }, + { 0, 150 }, { 0, 105 }, { 4, 1 }, { 2, 1 }, { 0, 176 }, { 0, 11 }, { 0, 177 }, { 10, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 27 }, { 0, 178 }, { 2, 1 }, { 0, 43 }, { 2, 1 }, { 0, 165 }, + { 0, 90 }, { 6, 1 }, { 2, 1 }, { 0, 179 }, { 2, 1 }, { 0, 166 }, { 0, 106 }, { 4, 1 }, + { 2, 1 }, { 0, 180 }, { 0, 75 }, { 2, 1 }, { 0, 12 }, { 0, 193 }, { 30, 1 }, { 14, 1 }, + { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 181 }, { 0, 194 }, { 0, 44 }, { 4, 1 }, { 2, 1 }, + { 0, 167 }, { 0, 195 }, { 2, 1 }, { 0, 107 }, { 0, 196 }, { 8, 1 }, { 2, 1 }, { 0, 29 }, + { 4, 1 }, { 2, 1 }, { 0, 136 }, { 0, 151 }, { 0, 59 }, { 4, 1 }, { 2, 1 }, { 0, 209 }, + { 0, 210 }, { 2, 1 }, { 0, 45 }, { 0, 211 }, { 18, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 30 }, { 0, 46 }, { 0, 226 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 121 }, { 0, 152 }, + { 0, 192 }, { 2, 1 }, { 0, 28 }, { 2, 1 }, { 0, 137 }, { 0, 91 }, { 14, 1 }, { 6, 1 }, + { 2, 1 }, { 0, 60 }, { 2, 1 }, { 0, 122 }, { 0, 182 }, { 4, 1 }, { 2, 1 }, { 0, 76 }, + { 0, 153 }, { 2, 1 }, { 0, 168 }, { 0, 138 }, { 6, 1 }, { 2, 1 }, { 0, 13 }, { 2, 1 }, + { 0, 197 }, { 0, 92 }, { 4, 1 }, { 2, 1 }, { 0, 61 }, { 0, 198 }, { 2, 1 }, { 0, 108 }, + { 0, 154 }, { 88, 1 }, { 86, 1 }, { 36, 1 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 139 }, { 0, 77 }, { 2, 1 }, { 0, 199 }, { 0, 124 }, { 4, 1 }, { 2, 1 }, { 0, 213 }, + { 0, 93 }, { 2, 1 }, { 0, 224 }, { 0, 14 }, { 8, 1 }, { 2, 1 }, { 0, 227 }, { 4, 1 }, + { 2, 1 }, { 0, 208 }, { 0, 183 }, { 0, 123 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 169 }, + { 0, 184 }, { 0, 212 }, { 2, 1 }, { 0, 225 }, { 2, 1 }, { 0, 170 }, { 0, 185 }, { 24, 1 }, + { 10, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 155 }, { 0, 214 }, { 0, 109 }, { 2, 1 }, + { 0, 62 }, { 0, 200 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 140 }, { 0, 228 }, { 0, 78 }, + { 4, 1 }, { 2, 1 }, { 0, 215 }, { 0, 229 }, { 2, 1 }, { 0, 186 }, { 0, 171 }, { 12, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 156 }, { 0, 230 }, { 4, 1 }, { 2, 1 }, { 0, 110 }, { 0, 216 }, + { 2, 1 }, { 0, 141 }, { 0, 187 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 231 }, { 0, 157 }, + { 2, 1 }, { 0, 232 }, { 0, 142 }, { 4, 1 }, { 2, 1 }, { 0, 203 }, { 0, 188 }, { 0, 158 }, + { 0, 241 }, { 2, 1 }, { 0, 31 }, { 2, 1 }, { 0, 15 }, { 0, 47 }, { 66, 1 }, { 56, 1 }, + { 2, 1 }, { 0, 242 }, { 52, 1 }, { 50, 1 }, { 20, 1 }, { 8, 1 }, { 2, 1 }, { 0, 189 }, + { 2, 1 }, { 0, 94 }, { 2, 1 }, { 0, 125 }, { 0, 201 }, { 6, 1 }, { 2, 1 }, { 0, 202 }, + { 2, 1 }, { 0, 172 }, { 0, 126 }, { 4, 1 }, { 2, 1 }, { 0, 218 }, { 0, 173 }, { 0, 204 }, + { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 174 }, { 2, 1 }, { 0, 219 }, { 0, 220 }, { 2, 1 }, + { 0, 205 }, { 0, 190 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 235 }, { 0, 237 }, { 0, 238 }, + { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 217 }, { 0, 234 }, { 0, 233 }, { 2, 1 }, { 0, 222 }, + { 4, 1 }, { 2, 1 }, { 0, 221 }, { 0, 236 }, { 0, 206 }, { 0, 63 }, { 0, 240 }, { 4, 1 }, + { 2, 1 }, { 0, 243 }, { 0, 244 }, { 2, 1 }, { 0, 79 }, { 2, 1 }, { 0, 245 }, { 0, 95 }, + { 10, 1 }, { 2, 1 }, { 0, 255 }, { 4, 1 }, { 2, 1 }, { 0, 246 }, { 0, 111 }, { 2, 1 }, + { 0, 247 }, { 0, 127 }, { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 143 }, { 2, 1 }, { 0, 248 }, + { 0, 249 }, { 4, 1 }, { 2, 1 }, { 0, 159 }, { 0, 250 }, { 0, 175 }, { 8, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 251 }, { 0, 191 }, { 2, 1 }, { 0, 252 }, { 0, 207 }, { 4, 1 }, { 2, 1 }, + { 0, 253 }, { 0, 223 }, { 2, 1 }, { 0, 254 }, { 0, 239 }, }; + + + private static int ValTab24[][] = { { 60, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 0 }, { 0, 16 }, + { 2, 1 }, { 0, 1 }, { 0, 17 }, { 14, 1 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 32 }, { 0, 2 }, + { 0, 33 }, { 2, 1 }, { 0, 18 }, { 2, 1 }, { 0, 34 }, { 2, 1 }, { 0, 48 }, { 0, 3 }, + { 14, 1 }, { 4, 1 }, { 2, 1 }, { 0, 49 }, { 0, 19 }, { 4, 1 }, { 2, 1 }, { 0, 50 }, + { 0, 35 }, { 4, 1 }, { 2, 1 }, { 0, 64 }, { 0, 4 }, { 0, 65 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 20 }, { 0, 51 }, { 2, 1 }, { 0, 66 }, { 0, 36 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, + { 0, 67 }, { 0, 52 }, { 0, 81 }, { 6, 1 }, { 4, 1 }, { 2, 1 }, { 0, 80 }, { 0, 5 }, + { 0, 21 }, { 2, 1 }, { 0, 82 }, { 0, 37 }, { 250, 1 }, { 98, 1 }, { 34, 1 }, { 18, 1 }, + { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 68 }, { 0, 83 }, { 2, 1 }, { 0, 53 }, { 2, 1 }, + { 0, 96 }, { 0, 6 }, { 4, 1 }, { 2, 1 }, { 0, 97 }, { 0, 22 }, { 2, 1 }, { 0, 98 }, + { 0, 38 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 84 }, { 0, 69 }, { 2, 1 }, { 0, 99 }, + { 0, 54 }, { 4, 1 }, { 2, 1 }, { 0, 113 }, { 0, 85 }, { 2, 1 }, { 0, 100 }, { 0, 70 }, + { 32, 1 }, { 14, 1 }, { 6, 1 }, { 2, 1 }, { 0, 114 }, { 2, 1 }, { 0, 39 }, { 0, 55 }, + { 2, 1 }, { 0, 115 }, { 4, 1 }, { 2, 1 }, { 0, 112 }, { 0, 7 }, { 0, 23 }, { 10, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 101 }, { 0, 86 }, { 4, 1 }, { 2, 1 }, { 0, 128 }, { 0, 8 }, + { 0, 129 }, { 4, 1 }, { 2, 1 }, { 0, 116 }, { 0, 71 }, { 2, 1 }, { 0, 24 }, { 0, 130 }, + { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 40 }, { 0, 102 }, { 2, 1 }, { 0, 131 }, + { 0, 56 }, { 4, 1 }, { 2, 1 }, { 0, 117 }, { 0, 87 }, { 2, 1 }, { 0, 132 }, { 0, 72 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 145 }, { 0, 25 }, { 2, 1 }, { 0, 146 }, { 0, 118 }, + { 4, 1 }, { 2, 1 }, { 0, 103 }, { 0, 41 }, { 2, 1 }, { 0, 133 }, { 0, 88 }, { 92, 1 }, + { 34, 1 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 147 }, { 0, 57 }, { 2, 1 }, + { 0, 148 }, { 0, 73 }, { 4, 1 }, { 2, 1 }, { 0, 119 }, { 0, 134 }, { 2, 1 }, { 0, 104 }, + { 0, 161 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 162 }, { 0, 42 }, { 2, 1 }, { 0, 149 }, + { 0, 89 }, { 4, 1 }, { 2, 1 }, { 0, 163 }, { 0, 58 }, { 2, 1 }, { 0, 135 }, { 2, 1 }, + { 0, 120 }, { 0, 74 }, { 22, 1 }, { 12, 1 }, { 4, 1 }, { 2, 1 }, { 0, 164 }, { 0, 150 }, + { 4, 1 }, { 2, 1 }, { 0, 105 }, { 0, 177 }, { 2, 1 }, { 0, 27 }, { 0, 165 }, { 6, 1 }, + { 2, 1 }, { 0, 178 }, { 2, 1 }, { 0, 90 }, { 0, 43 }, { 2, 1 }, { 0, 136 }, { 0, 179 }, + { 16, 1 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, { 0, 144 }, { 2, 1 }, { 0, 9 }, { 0, 160 }, + { 2, 1 }, { 0, 151 }, { 0, 121 }, { 4, 1 }, { 2, 1 }, { 0, 166 }, { 0, 106 }, { 0, 180 }, + { 12, 1 }, { 6, 1 }, { 2, 1 }, { 0, 26 }, { 2, 1 }, { 0, 10 }, { 0, 176 }, { 2, 1 }, + { 0, 59 }, { 2, 1 }, { 0, 11 }, { 0, 192 }, { 4, 1 }, { 2, 1 }, { 0, 75 }, { 0, 193 }, + { 2, 1 }, { 0, 152 }, { 0, 137 }, { 67, 1 }, { 34, 1 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 28 }, { 0, 181 }, { 2, 1 }, { 0, 91 }, { 0, 194 }, { 4, 1 }, { 2, 1 }, + { 0, 44 }, { 0, 167 }, { 2, 1 }, { 0, 122 }, { 0, 195 }, { 10, 1 }, { 6, 1 }, { 2, 1 }, + { 0, 60 }, { 2, 1 }, { 0, 12 }, { 0, 208 }, { 2, 1 }, { 0, 182 }, { 0, 107 }, { 4, 1 }, + { 2, 1 }, { 0, 196 }, { 0, 76 }, { 2, 1 }, { 0, 153 }, { 0, 168 }, { 16, 1 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 138 }, { 0, 197 }, { 2, 1 }, { 0, 92 }, { 0, 209 }, { 4, 1 }, + { 2, 1 }, { 0, 183 }, { 0, 123 }, { 2, 1 }, { 0, 29 }, { 0, 210 }, { 9, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 45 }, { 0, 211 }, { 2, 1 }, { 0, 61 }, { 0, 198 }, { 85, 250 }, { 4, 1 }, + { 2, 1 }, { 0, 108 }, { 0, 169 }, { 2, 1 }, { 0, 154 }, { 0, 212 }, { 32, 1 }, { 16, 1 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 184 }, { 0, 139 }, { 2, 1 }, { 0, 77 }, { 0, 199 }, + { 4, 1 }, { 2, 1 }, { 0, 124 }, { 0, 213 }, { 2, 1 }, { 0, 93 }, { 0, 225 }, { 8, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 30 }, { 0, 226 }, { 2, 1 }, { 0, 170 }, { 0, 185 }, { 4, 1 }, + { 2, 1 }, { 0, 155 }, { 0, 227 }, { 2, 1 }, { 0, 214 }, { 0, 109 }, { 20, 1 }, { 10, 1 }, + { 6, 1 }, { 2, 1 }, { 0, 62 }, { 2, 1 }, { 0, 46 }, { 0, 78 }, { 2, 1 }, { 0, 200 }, + { 0, 140 }, { 4, 1 }, { 2, 1 }, { 0, 228 }, { 0, 215 }, { 4, 1 }, { 2, 1 }, { 0, 125 }, + { 0, 171 }, { 0, 229 }, { 10, 1 }, { 4, 1 }, { 2, 1 }, { 0, 186 }, { 0, 94 }, { 2, 1 }, + { 0, 201 }, { 2, 1 }, { 0, 156 }, { 0, 110 }, { 8, 1 }, { 2, 1 }, { 0, 230 }, { 2, 1 }, + { 0, 13 }, { 2, 1 }, { 0, 224 }, { 0, 14 }, { 4, 1 }, { 2, 1 }, { 0, 216 }, { 0, 141 }, + { 2, 1 }, { 0, 187 }, { 0, 202 }, { 74, 1 }, { 2, 1 }, { 0, 255 }, { 64, 1 }, { 58, 1 }, + { 32, 1 }, { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 172 }, { 0, 231 }, { 2, 1 }, + { 0, 126 }, { 0, 217 }, { 4, 1 }, { 2, 1 }, { 0, 157 }, { 0, 232 }, { 2, 1 }, { 0, 142 }, + { 0, 203 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 188 }, { 0, 218 }, { 2, 1 }, { 0, 173 }, + { 0, 233 }, { 4, 1 }, { 2, 1 }, { 0, 158 }, { 0, 204 }, { 2, 1 }, { 0, 219 }, { 0, 189 }, + { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 234 }, { 0, 174 }, { 2, 1 }, { 0, 220 }, + { 0, 205 }, { 4, 1 }, { 2, 1 }, { 0, 235 }, { 0, 190 }, { 2, 1 }, { 0, 221 }, { 0, 236 }, + { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 206 }, { 0, 237 }, { 2, 1 }, { 0, 222 }, { 0, 238 }, + { 0, 15 }, { 4, 1 }, { 2, 1 }, { 0, 240 }, { 0, 31 }, { 0, 241 }, { 4, 1 }, { 2, 1 }, + { 0, 242 }, { 0, 47 }, { 2, 1 }, { 0, 243 }, { 0, 63 }, { 18, 1 }, { 8, 1 }, { 4, 1 }, + { 2, 1 }, { 0, 244 }, { 0, 79 }, { 2, 1 }, { 0, 245 }, { 0, 95 }, { 4, 1 }, { 2, 1 }, + { 0, 246 }, { 0, 111 }, { 2, 1 }, { 0, 247 }, { 2, 1 }, { 0, 127 }, { 0, 143 }, { 10, 1 }, + { 4, 1 }, { 2, 1 }, { 0, 248 }, { 0, 249 }, { 4, 1 }, { 2, 1 }, { 0, 159 }, { 0, 175 }, + { 0, 250 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 251 }, { 0, 191 }, { 2, 1 }, { 0, 252 }, + { 0, 207 }, { 4, 1 }, { 2, 1 }, { 0, 253 }, { 0, 223 }, { 2, 1 }, { 0, 254 }, { 0, 239 }, }; + + + private static int ValTab32[][] = { { 2, 1 }, { 0, 0 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 8 }, + { 0, 4 }, { 2, 1 }, { 0, 1 }, { 0, 2 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 12 }, { 0, 10 }, + { 2, 1 }, { 0, 3 }, { 0, 6 }, { 6, 1 }, { 2, 1 }, { 0, 9 }, { 2, 1 }, { 0, 5 }, { 0, 7 }, + { 4, 1 }, { 2, 1 }, { 0, 14 }, { 0, 13 }, { 2, 1 }, { 0, 15 }, { 0, 11 }, }; + + + private static int ValTab33[][] = { { 16, 1 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 0 }, { 0, 1 }, + { 2, 1 }, { 0, 2 }, { 0, 3 }, { 4, 1 }, { 2, 1 }, { 0, 4 }, { 0, 5 }, { 2, 1 }, { 0, 6 }, + { 0, 7 }, { 8, 1 }, { 4, 1 }, { 2, 1 }, { 0, 8 }, { 0, 9 }, { 2, 1 }, { 0, 10 }, { 0, 11 }, + { 4, 1 }, { 2, 1 }, { 0, 12 }, { 0, 13 }, { 2, 1 }, { 0, 14 }, { 0, 15 }, }; + + + public static huffcodetab[] ht = null; /* Simulate extern struct */ + + + private static int[] bitbuf = new int[32]; + + /** + * Big Constructor : Computes all Huffman Tables. + */ + private huffcodetab( String S, int XLEN, int YLEN, + int LINBITS, int LINMAX, int REF, + @DELEGATE int[] TABLE, @DELEGATE int[] HLEN, + @DELEGATE int[][] VAL, int TREELEN) { + tablename0 = S.charAt(0); + tablename1 = S.charAt(1); + tablename2 = S.charAt(2); + xlen = XLEN; + ylen = YLEN; + linbits = LINBITS; + linmax = LINMAX; + ref = REF; + table = TABLE; + TABLE = null; + hlen = HLEN; + HLEN = null; + val = VAL; + VAL = null; + treelen = TREELEN; + } + + /** + * Do the huffman-decoding. note! for counta,countb -the 4 bit value is + * returned in y, discard x. + */ + + + public static int huffman_decoder( int htIdx, + int[] x, int[] y, + int[] v, int[] w, + BitReserve br) { + // array of all huffcodtable headers + // 0..31 Huffman code table 0..31 + // 32,33 count1-tables + + int dmask = 1 << ((4 * 8) - 1); + int hs = 4 * 8; + int level; + int point = 0; + int error = 1; + level = dmask; + + if (ht[htIdx].val == null) + return 2; + + /* table 0 needs no bits */ + if (ht[htIdx].treelen == 0) { + x[0] = 0; + y[0] = 0; + return 0; + } + + /* Lookup in Huffman table. */ + + /* + * int bitsAvailable = 0; int bitIndex = 0; + * + * int bits[] = bitbuf; + */ + TERMINATE: do { + if (ht[htIdx].val[point][0] == 0) { /* end of tree */ + x[0] = ht[htIdx].val[point][1] >>> 4; + y[0] = ht[htIdx].val[point][1] & 0xf; + error = 0; + break; + } + + // hget1bit() is called thousands of times, and so needs to be + // ultra fast. + /* + * if (bitIndex==bitsAvailable) { bitsAvailable = br.readBits(bits, 32); + * bitIndex = 0; } + */ + // if (bits[bitIndex++]!=0) + if (br.hget1bit() != 0) { + TERMINATE: while (ht[htIdx].val[point][1] >= MXOFF) + point += ht[htIdx].val[point][1]; + point += ht[htIdx].val[point][1]; + } else { + TERMINATE: while (ht[htIdx].val[point][0] >= MXOFF) + point += ht[htIdx].val[point][0]; + point += ht[htIdx].val[point][0]; + } + level >>>= 1; + // MDM: ht[0] is always 0; + } while ((level != 0) || (point < 0 /* ht[0].treelen */)); + + // put back any bits not consumed + /* + * int unread = (bitsAvailable-bitIndex); if (unread>0) + * br.rewindNbits(unread); + */ + /* Process sign encodings for quadruples tables. */ + // System.out.println(ht[htIdx].tablename); + if (ht[htIdx].tablename0 == '3' && (ht[htIdx].tablename1 == '2' || ht[htIdx].tablename1 == '3')) { + v[0] = (y[0] >> 3) & 1; + w[0] = (y[0] >> 2) & 1; + x[0] = (y[0] >> 1) & 1; + y[0] = y[0] & 1; + + /* + * v, w, x and y are reversed in the bitstream. switch them around to make + * test bistream work. + */ + + if (v[0] != 0) + if (br.hget1bit() != 0) + v[0] = -v[0]; + if (w[0] != 0) + if (br.hget1bit() != 0) + w[0] = -w[0]; + if (x[0] != 0) + if (br.hget1bit() != 0) + x[0] = -x[0]; + if (y[0] != 0) + if (br.hget1bit() != 0) + y[0] = -y[0]; + } else { + // Process sign and escape encodings for dual tables. + // x and y are reversed in the test bitstream. + // Reverse x and y here to make test bitstream work. + + if (ht[htIdx].linbits != 0) + if ((ht[htIdx].xlen - 1) == x[0]) + x[0] += br.hgetbits(ht[htIdx].linbits); + if (x[0] != 0) + if (br.hget1bit() != 0) + x[0] = -x[0]; + if (ht[htIdx].linbits != 0) + if ((ht[htIdx].ylen - 1) == y[0]) + y[0] += br.hgetbits(ht[htIdx].linbits); + if (y[0] != 0) + if (br.hget1bit() != 0) + y[0] = -y[0]; + } + return error; + } + + public static void inithuff() { + + if (ht != null) + return; + + ht = new huffcodetab[HTN]; + ht[0] = new huffcodetab("0 ", 0, 0, 0, 0, -1, null, null, ValTab0, 0); + ht[1] = new huffcodetab("1 ", 2, 2, 0, 0, -1, null, null, ValTab1, 7); + ht[2] = new huffcodetab("2 ", 3, 3, 0, 0, -1, null, null, ValTab2, 17); + ht[3] = new huffcodetab("3 ", 3, 3, 0, 0, -1, null, null, ValTab3, 17); + ht[4] = new huffcodetab("4 ", 0, 0, 0, 0, -1, null, null, ValTab4, 0); + ht[5] = new huffcodetab("5 ", 4, 4, 0, 0, -1, null, null, ValTab5, 31); + ht[6] = new huffcodetab("6 ", 4, 4, 0, 0, -1, null, null, ValTab6, 31); + ht[7] = new huffcodetab("7 ", 6, 6, 0, 0, -1, null, null, ValTab7, 71); + ht[8] = new huffcodetab("8 ", 6, 6, 0, 0, -1, null, null, ValTab8, 71); + ht[9] = new huffcodetab("9 ", 6, 6, 0, 0, -1, null, null, ValTab9, 71); + ht[10] = new huffcodetab("10 ", 8, 8, 0, 0, -1, null, null, ValTab10, 127); + ht[11] = new huffcodetab("11 ", 8, 8, 0, 0, -1, null, null, ValTab11, 127); + ht[12] = new huffcodetab("12 ", 8, 8, 0, 0, -1, null, null, ValTab12, 127); + ht[13] = new huffcodetab("13 ", 16, 16, 0, 0, -1, null, null, ValTab13, 511); + ht[14] = new huffcodetab("14 ", 0, 0, 0, 0, -1, null, null, ValTab14, 0); + ht[15] = new huffcodetab("15 ", 16, 16, 0, 0, -1, null, null, ValTab15, 511); + ht[16] = new huffcodetab("16 ", 16, 16, 1, 1, -1, null, null, ValTab16, 511); + ht[17] = new huffcodetab("17 ", 16, 16, 2, 3, 16, null, null, ValTab16, 511); + ht[18] = new huffcodetab("18 ", 16, 16, 3, 7, 16, null, null, ValTab16, 511); + ht[19] = new huffcodetab("19 ", 16, 16, 4, 15, 16, null, null, ValTab16, 511); + ht[20] = new huffcodetab("20 ", 16, 16, 6, 63, 16, null, null, ValTab16, 511); + ht[21] = new huffcodetab("21 ", 16, 16, 8, 255, 16, null, null, ValTab16, 511); + ht[22] = new huffcodetab("22 ", 16, 16, 10, 1023, 16, null, null, ValTab16, 511); + ht[23] = new huffcodetab("23 ", 16, 16, 13, 8191, 16, null, null, ValTab16, 511); + ht[24] = new huffcodetab("24 ", 16, 16, 4, 15, -1, null, null, ValTab24, 512); + ht[25] = new huffcodetab("25 ", 16, 16, 5, 31, 24, null, null, ValTab24, 512); + ht[26] = new huffcodetab("26 ", 16, 16, 6, 63, 24, null, null, ValTab24, 512); + ht[27] = new huffcodetab("27 ", 16, 16, 7, 127, 24, null, null, ValTab24, 512); + ht[28] = new huffcodetab("28 ", 16, 16, 8, 255, 24, null, null, ValTab24, 512); + ht[29] = new huffcodetab("29 ", 16, 16, 9, 511, 24, null, null, ValTab24, 512); + ht[30] = new huffcodetab("30 ", 16, 16, 11, 2047, 24, null, null, ValTab24, 512); + ht[31] = new huffcodetab("31 ", 16, 16, 13, 8191, 24, null, null, ValTab24, 512); + ht[32] = new huffcodetab("32 ", 1, 16, 0, 0, -1, null, null, ValTab32, 31); + ht[33] = new huffcodetab("33 ", 1, 16, 0, 0, -1, null, null, ValTab33, 31); + } +} diff --git a/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/makefile b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/makefile new file mode 100644 index 00000000..3619a326 --- /dev/null +++ b/Robust/src/Benchmarks/SSJava/MP3DecoderInfer/makefile @@ -0,0 +1,50 @@ +BUILDSCRIPT=../../../buildscript + +PROGRAM=MP3Player +SOURCE_FILES=MP3Player.java Player.java + +ifndef INV_ERROR_PROB +INV_ERROR_PROB=1000 +endif + +ifndef RANDOMSEED +RANDOMSEED=12345 +endif + +SSJAVA= -ssjava -ssjavainfer -ssjavadebug +BSFLAGS= -32bit -mainclass $(PROGRAM) -heapsize-mb 1350 -nooptimize -debug -garbagestats #-printlinenum #-joptimize +NORMAL= -ssjava-inject-error 0 0 +INJECT_ERROR= -ssjava-inject-error $(INV_ERROR_PROB) $(RANDOMSEED) + + +default: $(PROGRAM)s.bin + +normal: $(PROGRAM)n.bin + +error: $(PROGRAM)e.bin + + +$(PROGRAM)s.bin: $(SOURCE_FILES) makefile + $(BUILDSCRIPT) $(SSJAVA) $(BSFLAGS) -o $(PROGRAM)s -builddir ssj $(SOURCE_FILES) + +$(PROGRAM)n.bin: $(SOURCE_FILES) makefile + $(BUILDSCRIPT) $(NORMAL) $(BSFLAGS) -o $(PROGRAM)n -builddir norm $(SOURCE_FILES) + +$(PROGRAM)e.bin: $(SOURCE_FILES) makefile + $(BUILDSCRIPT) $(SSJAVA) $(INJECT_ERROR) $(BSFLAGS) -o $(PROGRAM)e -builddir injerr $(SOURCE_FILES) + +cleanerror: + rm -f $(PROGRAM)e.bin + rm -rf injerr + +clean: + rm -f $(PROGRAM)s.bin $(PROGRAM)n.bin $(PROGRAM)e.bin + rm -fr ssj norm injerr + rm -f nve-diff.tmp nve-diff-ranges.tmp + rm -f *~ + rm -f *.dot + rm -f *.png + rm -f aliases.txt + rm -f results*txt + rm -f *log + -- 2.34.1