mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-13 21:31:53 +00:00
746 lines
23 KiB
C++
746 lines
23 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/* Intel Indeo 5 decompressor, derived from ffmpeg.
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*
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* Original copyright note: * Intel Indeo 5 (IV51, IV52, etc.) video decoder for ffmpeg
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* written, produced, and directed by Alan Smithee
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*/
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#include "common/memstream.h"
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#include "common/textconsole.h"
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#include "graphics/yuv_to_rgb.h"
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#include "image/codecs/indeo5.h"
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#include "image/codecs/indeo/indeo_dsp.h"
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#include "image/codecs/indeo/mem.h"
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namespace Image {
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/**
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* Indeo5 frame types.
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*/
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enum {
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FRAMETYPE_INTRA = 0,
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FRAMETYPE_INTER = 1, ///< non-droppable P-frame
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FRAMETYPE_INTER_SCAL = 2, ///< droppable P-frame used in the scalability mode
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FRAMETYPE_INTER_NOREF = 3, ///< droppable P-frame
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FRAMETYPE_NULL = 4 ///< empty frame with no data
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};
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#define IVI5_PIC_SIZE_ESC 15
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Indeo5Decoder::Indeo5Decoder(uint16 width, uint16 height, uint bitsPerPixel) :
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IndeoDecoderBase(width, height, bitsPerPixel) {
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_ctx._isIndeo4 = false;
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_ctx._refBuf = 1;
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_ctx._bRefBuf = 3;
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_ctx._pFrame = new AVFrame();
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}
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bool Indeo5Decoder::isIndeo5(Common::SeekableReadStream &stream) {
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// Less than 16 bytes? This can't be right
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if (stream.size() < 16)
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return false;
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// Read in the start of the data
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byte buffer[16];
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stream.read(buffer, 16);
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stream.seek(-16, SEEK_CUR);
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// Validate the first 5-bit word has the correct identifier
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Indeo::GetBits gb(buffer, 16 * 8);
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bool isIndeo5 = gb.getBits(5) == 0x1F;
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return isIndeo5;
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}
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const Graphics::Surface *Indeo5Decoder::decodeFrame(Common::SeekableReadStream &stream) {
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// Not Indeo 5? Fail
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if (!isIndeo5(stream))
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return nullptr;
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// Set up the frame data buffer
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byte *frameData = new byte[stream.size()];
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stream.read(frameData, stream.size());
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_ctx._frameData = frameData;
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_ctx._frameSize = stream.size();
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// Set up the GetBits instance for reading the data
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_ctx._gb = new GetBits(_ctx._frameData, _ctx._frameSize);
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// Decode the frame
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int err = decodeIndeoFrame();
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// Free the bit reader and frame buffer
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delete _ctx._gb;
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_ctx._gb = nullptr;
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delete[] frameData;
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_ctx._frameData = nullptr;
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_ctx._frameSize = 0;
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return (err < 0) ? nullptr : _surface;
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}
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int Indeo5Decoder::decodePictureHeader() {
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IVIPicConfig picConf;
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int ret;
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if (_ctx._gb->getBits(5) != 0x1F) {
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warning("Invalid picture start code!");
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return -1;
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}
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_ctx._prevFrameType = _ctx._frameType;
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_ctx._frameType = _ctx._gb->getBits(3);
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if (_ctx._frameType >= 5) {
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warning("Invalid frame type: %d", _ctx._frameType);
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return -1;
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}
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_ctx._frameNum = _ctx._gb->getBits(8);
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if (_ctx._frameType == FRAMETYPE_INTRA) {
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if ((ret = decode_gop_header()) < 0) {
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warning("Invalid GOP header, skipping frames.");
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_ctx._gopInvalid = true;
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return ret;
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}
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_ctx._gopInvalid = false;
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}
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if (_ctx._frameType == FRAMETYPE_INTER_SCAL && !_ctx._isScalable) {
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warning("Scalable inter frame in non scalable stream");
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_ctx._frameType = FRAMETYPE_INTER;
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return -1;
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}
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if (_ctx._frameType != FRAMETYPE_NULL) {
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_ctx._frameFlags = _ctx._gb->getBits(8);
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_ctx._picHdrSize = (_ctx._frameFlags & 1) ? _ctx._gb->getBits(24) : 0;
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_ctx._checksum = (_ctx._frameFlags & 0x10) ? _ctx._gb->getBits(16) : 0;
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// skip unknown extension if any
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if (_ctx._frameFlags & 0x20)
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skip_hdr_extension(); // XXX: untested
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// decode macroblock huffman codebook
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ret = _ctx._mbVlc.decodeHuffDesc(&_ctx, _ctx._frameFlags & 0x40,
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IVI_MB_HUFF);
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if (ret < 0)
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return ret;
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_ctx._gb->skip(3); // FIXME: unknown meaning!
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}
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_ctx._gb->align();
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return 0;
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}
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void Indeo5Decoder::switchBuffers() {
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switch (_ctx._prevFrameType) {
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case FRAMETYPE_INTRA:
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case FRAMETYPE_INTER:
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_ctx._bufSwitch ^= 1;
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_ctx._dstBuf = _ctx._bufSwitch;
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_ctx._refBuf = _ctx._bufSwitch ^ 1;
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break;
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case FRAMETYPE_INTER_SCAL:
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if (!_ctx._interScal) {
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_ctx._ref2Buf = 2;
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_ctx._interScal = 1;
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}
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SWAP(_ctx._dstBuf, _ctx._ref2Buf);
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_ctx._refBuf = _ctx._ref2Buf;
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break;
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case FRAMETYPE_INTER_NOREF:
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break;
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}
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switch (_ctx._frameType) {
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case FRAMETYPE_INTRA:
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_ctx._bufSwitch = 0;
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// FALLTHROUGH
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case FRAMETYPE_INTER:
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_ctx._interScal = 0;
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_ctx._dstBuf = _ctx._bufSwitch;
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_ctx._refBuf = _ctx._bufSwitch ^ 1;
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break;
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case FRAMETYPE_INTER_SCAL:
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case FRAMETYPE_INTER_NOREF:
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case FRAMETYPE_NULL:
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break;
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}
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}
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bool Indeo5Decoder::isNonNullFrame() const {
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return _ctx._frameType != FRAMETYPE_NULL;
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}
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int Indeo5Decoder::decodeBandHeader(IVIBandDesc *band) {
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int i, ret;
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uint8 bandFlags;
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bandFlags = _ctx._gb->getBits(8);
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if (bandFlags & 1) {
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band->_isEmpty = true;
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return 0;
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}
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band->_dataSize = (_ctx._frameFlags & 0x80) ? _ctx._gb->getBits(24) : 0;
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band->_inheritMv = (bandFlags & 2) != 0;
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band->_inheritQDelta = (bandFlags & 8) != 0;
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band->_qdeltaPresent = (bandFlags & 4) != 0;
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if (!band->_qdeltaPresent)
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band->_inheritQDelta = 1;
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// decode rvmap probability corrections if any
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band->_numCorr = 0; // there are no corrections
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if (bandFlags & 0x10) {
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band->_numCorr = _ctx._gb->getBits(8); // get number of correction pairs
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if (band->_numCorr > 61) {
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warning("Too many corrections: %d", band->_numCorr);
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return -1;
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}
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// read correction pairs
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for (i = 0; i < band->_numCorr * 2; i++)
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band->_corr[i] = _ctx._gb->getBits(8);
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}
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// select appropriate rvmap table for this band
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band->_rvmapSel = (bandFlags & 0x40) ? _ctx._gb->getBits(3) : 8;
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// decode block huffman codebook
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ret = band->_blkVlc.decodeHuffDesc(&_ctx, bandFlags & 0x80, IVI_BLK_HUFF);
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if (ret < 0)
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return ret;
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band->_checksumPresent = _ctx._gb->getBit();
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if (band->_checksumPresent)
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band->_checksum = _ctx._gb->getBits(16);
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band->_globQuant = _ctx._gb->getBits(5);
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// skip unknown extension if any
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if (bandFlags & 0x20) { // XXX: untested
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_ctx._gb->align();
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skip_hdr_extension();
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}
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_ctx._gb->align();
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return 0;
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}
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int Indeo5Decoder::decodeMbInfo(IVIBandDesc *band, IVITile *tile) {
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int x, y, mvX, mvY, mvDelta, offs, mbOffset, mvScale, blksPerMb, s;
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IVIMbInfo *mb, *refMb;
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int rowOffset = band->_mbSize * band->_pitch;
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mb = tile->_mbs;
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refMb = tile->_refMbs;
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offs = tile->_yPos * band->_pitch + tile->_xPos;
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if (!refMb &&
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((band->_qdeltaPresent && band->_inheritQDelta) || band->_inheritMv))
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return -1;
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if (tile->_numMBs != IVI_MBs_PER_TILE(tile->_width, tile->_height, band->_mbSize)) {
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warning("Allocated tile size %d mismatches parameters %d",
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tile->_numMBs, IVI_MBs_PER_TILE(tile->_width, tile->_height, band->_mbSize));
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return -1;
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}
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// scale factor for motion vectors
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mvScale = (_ctx._planes[0]._bands[0]._mbSize >> 3) - (band->_mbSize >> 3);
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mvX = mvY = 0;
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for (y = tile->_yPos; y < (tile->_yPos + tile->_height); y += band->_mbSize) {
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mbOffset = offs;
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for (x = tile->_xPos; x < (tile->_xPos + tile->_width); x += band->_mbSize) {
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mb->_xPos = x;
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mb->_yPos = y;
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mb->_bufOffs = mbOffset;
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if (_ctx._gb->getBit()) {
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if (_ctx._frameType == FRAMETYPE_INTRA) {
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warning("Empty macroblock in an INTRA picture!");
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return -1;
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}
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mb->_type = 1; // empty macroblocks are always INTER
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mb->_cbp = 0; // all blocks are empty
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mb->_qDelta = 0;
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if (!band->_plane && !band->_bandNum && (_ctx._frameFlags & 8)) {
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mb->_qDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
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mb->_qDelta = IVI_TOSIGNED(mb->_qDelta);
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}
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mb->_mvX = mb->_mvY = 0; // no motion vector coded
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if (band->_inheritMv && refMb) {
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// motion vector inheritance
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if (mvScale) {
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mb->_mvX = scaleMV(refMb->_mvX, mvScale);
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mb->_mvY = scaleMV(refMb->_mvY, mvScale);
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} else {
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mb->_mvX = refMb->_mvX;
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mb->_mvY = refMb->_mvY;
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}
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}
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} else {
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if (band->_inheritMv && refMb) {
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mb->_type = refMb->_type; // copy mb_type from corresponding reference mb
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} else if (_ctx._frameType == FRAMETYPE_INTRA) {
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mb->_type = 0; // mb_type is always INTRA for intra-frames
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} else {
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mb->_type = _ctx._gb->getBit();
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}
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blksPerMb = band->_mbSize != band->_blkSize ? 4 : 1;
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mb->_cbp = _ctx._gb->getBits(blksPerMb);
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mb->_qDelta = 0;
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if (band->_qdeltaPresent) {
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if (band->_inheritQDelta) {
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if (refMb) mb->_qDelta = refMb->_qDelta;
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} else if (mb->_cbp || (!band->_plane && !band->_bandNum &&
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(_ctx._frameFlags & 8))) {
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mb->_qDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
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mb->_qDelta = IVI_TOSIGNED(mb->_qDelta);
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}
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}
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if (!mb->_type) {
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mb->_mvX = mb->_mvY = 0; // there is no motion vector in intra-macroblocks
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} else {
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if (band->_inheritMv && refMb) {
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// motion vector inheritance
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if (mvScale) {
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mb->_mvX = scaleMV(refMb->_mvX, mvScale);
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mb->_mvY = scaleMV(refMb->_mvY, mvScale);
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} else {
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mb->_mvX = refMb->_mvX;
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mb->_mvY = refMb->_mvY;
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}
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} else {
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// decode motion vector deltas
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mvDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
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mvY += IVI_TOSIGNED(mvDelta);
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mvDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
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mvX += IVI_TOSIGNED(mvDelta);
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mb->_mvX = mvX;
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mb->_mvY = mvY;
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}
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}
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}
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s = band->_isHalfpel;
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if (mb->_type)
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if (x + (mb->_mvX >> s) + (y + (mb->_mvY >> s)) * band->_pitch < 0 ||
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x + ((mb->_mvX + s) >> s) + band->_mbSize - 1
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+ (y + band->_mbSize - 1 + ((mb->_mvY + s) >> s)) * band->_pitch > band->_bufSize - 1) {
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warning("motion vector %d %d outside reference", x*s + mb->_mvX, y * s + mb->_mvY);
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return -1;
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}
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mb++;
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if (refMb)
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refMb++;
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mbOffset += band->_mbSize;
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}
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offs += rowOffset;
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}
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_ctx._gb->align();
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return 0;
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}
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int Indeo5Decoder::decode_gop_header() {
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int result, i, p, tileSize, picSizeIndx, mbSize, blkSize, isScalable;
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int quantMat;
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bool blkSizeChanged = false;
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IVIBandDesc *band, *band1, *band2;
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IVIPicConfig picConf;
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_ctx._gopFlags = _ctx._gb->getBits(8);
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_ctx._gopHdrSize = (_ctx._gopFlags & 1) ? _ctx._gb->getBits(16) : 0;
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if (_ctx._gopFlags & IVI5_IS_PROTECTED)
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_ctx._lockWord = _ctx._gb->getBits(32);
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tileSize = (_ctx._gopFlags & 0x40) ? 64 << _ctx._gb->getBits(2) : 0;
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if (tileSize > 256) {
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warning("Invalid tile size: %d", tileSize);
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return -1;
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}
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// decode number of wavelet bands
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// num_levels * 3 + 1
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picConf._lumaBands = _ctx._gb->getBits(2) * 3 + 1;
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picConf._chromaBands = _ctx._gb->getBit() * 3 + 1;
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isScalable = picConf._lumaBands != 1 || picConf._chromaBands != 1;
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if (isScalable && (picConf._lumaBands != 4 || picConf._chromaBands != 1)) {
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warning("Scalability: unsupported subdivision! Luma bands: %d, chroma bands: %d",
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picConf._lumaBands, picConf._chromaBands);
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return -1;
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}
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picSizeIndx = _ctx._gb->getBits(4);
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if (picSizeIndx == IVI5_PIC_SIZE_ESC) {
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picConf._picHeight = _ctx._gb->getBits(13);
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picConf._picWidth = _ctx._gb->getBits(13);
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} else {
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picConf._picHeight = _commonPicSizes[picSizeIndx * 2 + 1] << 2;
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picConf._picWidth = _commonPicSizes[picSizeIndx * 2] << 2;
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}
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if (_ctx._gopFlags & 2) {
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warning("YV12 picture format");
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return -2;
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}
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picConf._chromaHeight = (picConf._picHeight + 3) >> 2;
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picConf._chromaWidth = (picConf._picWidth + 3) >> 2;
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if (!tileSize) {
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picConf._tileHeight = picConf._picHeight;
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picConf._tileWidth = picConf._picWidth;
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} else {
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picConf._tileHeight = picConf._tileWidth = tileSize;
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}
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// check if picture layout was changed and reallocate buffers
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if (picConf.ivi_pic_config_cmp(_ctx._picConf) || _ctx._gopInvalid) {
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result = IVIPlaneDesc::initPlanes(_ctx._planes, &picConf, 0);
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if (result < 0) {
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warning("Couldn't reallocate color planes!");
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return result;
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}
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_ctx._picConf = picConf;
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_ctx._isScalable = isScalable;
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blkSizeChanged = 1; // force reallocation of the internal structures
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}
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for (p = 0; p <= 1; p++) {
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for (i = 0; i < (!p ? picConf._lumaBands : picConf._chromaBands); i++) {
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band = &_ctx._planes[p]._bands[i];
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band->_isHalfpel = _ctx._gb->getBit();
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mbSize = _ctx._gb->getBit();
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blkSize = 8 >> _ctx._gb->getBit();
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mbSize = blkSize << (!mbSize ? 1 : 0);
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if (p == 0 && blkSize == 4) {
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warning("4x4 luma blocks are unsupported!");
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return -2;
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}
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blkSizeChanged = mbSize != band->_mbSize || blkSize != band->_blkSize;
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if (blkSizeChanged) {
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band->_mbSize = mbSize;
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band->_blkSize = blkSize;
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}
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if (_ctx._gb->getBit()) {
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warning("Extended transform info");
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return -2;
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}
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// select transform function and scan pattern according to plane and band number
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switch ((p << 2) + i) {
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case 0:
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band->_invTransform = IndeoDSP::ffIviInverseSlant8x8;
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band->_dcTransform = IndeoDSP::ffIviDcSlant2d;
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band->_scan = ffZigZagDirect;
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band->_transformSize = 8;
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break;
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case 1:
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band->_invTransform = IndeoDSP::ffIviRowSlant8;
|
|
band->_dcTransform = IndeoDSP::ffIviDcRowSlant;
|
|
band->_scan = _ffIviVerticalScan8x8;
|
|
band->_transformSize = 8;
|
|
break;
|
|
|
|
case 2:
|
|
band->_invTransform = IndeoDSP::ffIviColSlant8;
|
|
band->_dcTransform = IndeoDSP::ffIviDcColSlant;
|
|
band->_scan = _ffIviHorizontalScan8x8;
|
|
band->_transformSize = 8;
|
|
break;
|
|
|
|
case 3:
|
|
band->_invTransform = IndeoDSP::ffIviPutPixels8x8;
|
|
band->_dcTransform = IndeoDSP::ffIviPutDcPixel8x8;
|
|
band->_scan = _ffIviHorizontalScan8x8;
|
|
band->_transformSize = 8;
|
|
break;
|
|
|
|
case 4:
|
|
band->_invTransform = IndeoDSP::ffIviInverseSlant4x4;
|
|
band->_dcTransform = IndeoDSP::ffIviDcSlant2d;
|
|
band->_scan = _ffIviDirectScan4x4;
|
|
band->_transformSize = 4;
|
|
break;
|
|
}
|
|
|
|
band->_is2dTrans = band->_invTransform == IndeoDSP::ffIviInverseSlant8x8 ||
|
|
band->_invTransform == IndeoDSP::ffIviInverseSlant4x4;
|
|
|
|
if (band->_transformSize != band->_blkSize) {
|
|
warning("transform and block size mismatch (%d != %d)", band->_transformSize, band->_blkSize);
|
|
return -1;
|
|
}
|
|
|
|
// select dequant matrix according to plane and band number
|
|
if (!p) {
|
|
quantMat = (picConf._lumaBands > 1) ? i + 1 : 0;
|
|
} else {
|
|
quantMat = 5;
|
|
}
|
|
|
|
if (band->_blkSize == 8) {
|
|
if (quantMat >= 5) {
|
|
warning("_quantMat %d too large!", quantMat);
|
|
return -1;
|
|
}
|
|
band->_intraBase = &_baseQuant8x8Intra[quantMat][0];
|
|
band->_interBase = &_baseQuant8x8Inter[quantMat][0];
|
|
band->_intraScale = &_scaleQuant8x8Intra[quantMat][0];
|
|
band->_interScale = &_scaleQuant8x8Inter[quantMat][0];
|
|
} else {
|
|
band->_intraBase = _baseQuant4x4Intra;
|
|
band->_interBase = _baseQuant4x4Inter;
|
|
band->_intraScale = _scaleQuant4x4Intra;
|
|
band->_interScale = _scaleQuant4x4Inter;
|
|
}
|
|
|
|
if (_ctx._gb->getBits(2)) {
|
|
warning("End marker missing!");
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
// copy chroma parameters into the 2nd chroma plane
|
|
for (i = 0; i < picConf._chromaBands; i++) {
|
|
band1 = &_ctx._planes[1]._bands[i];
|
|
band2 = &_ctx._planes[2]._bands[i];
|
|
|
|
band2->_width = band1->_width;
|
|
band2->_height = band1->_height;
|
|
band2->_mbSize = band1->_mbSize;
|
|
band2->_blkSize = band1->_blkSize;
|
|
band2->_isHalfpel = band1->_isHalfpel;
|
|
band2->_intraBase = band1->_intraBase;
|
|
band2->_interBase = band1->_interBase;
|
|
band2->_intraScale = band1->_intraScale;
|
|
band2->_interScale = band1->_interScale;
|
|
band2->_scan = band1->_scan;
|
|
band2->_invTransform = band1->_invTransform;
|
|
band2->_dcTransform = band1->_dcTransform;
|
|
band2->_is2dTrans = band1->_is2dTrans;
|
|
band2->_transformSize = band1->_transformSize;
|
|
}
|
|
|
|
// reallocate internal structures if needed
|
|
if (blkSizeChanged) {
|
|
result = IVIPlaneDesc::initTiles(_ctx._planes, picConf._tileWidth,
|
|
picConf._tileHeight);
|
|
if (result < 0) {
|
|
warning("Couldn't reallocate internal structures!");
|
|
return result;
|
|
}
|
|
}
|
|
|
|
if (_ctx._gopFlags & 8) {
|
|
if (_ctx._gb->getBits(3)) {
|
|
warning("Alignment bits are not zero!");
|
|
return -1;
|
|
}
|
|
|
|
if (_ctx._gb->getBit())
|
|
_ctx._gb->skip(24); // skip transparency fill color
|
|
}
|
|
|
|
_ctx._gb->align();
|
|
|
|
_ctx._gb->skip(23); // FIXME: unknown meaning
|
|
|
|
// skip GOP extension if any
|
|
if (_ctx._gb->getBit()) {
|
|
do {
|
|
i = _ctx._gb->getBits(16);
|
|
} while (i & 0x8000);
|
|
}
|
|
|
|
_ctx._gb->align();
|
|
|
|
return 0;
|
|
}
|
|
|
|
int Indeo5Decoder::skip_hdr_extension() {
|
|
int i, len;
|
|
|
|
do {
|
|
len = _ctx._gb->getBits(8);
|
|
if (_ctx._gb->eos())
|
|
return -1;
|
|
for (i = 0; i < len; i++)
|
|
_ctx._gb->skip(8);
|
|
} while (len);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*------------------------------------------------------------------------*/
|
|
|
|
const uint8 Indeo5Decoder::_commonPicSizes[30] = {
|
|
160, 120, 80, 60, 40, 30, 176, 120, 88, 60, 88, 72, 44, 36, 60, 45, 160, 60,
|
|
176, 60, 20, 15, 22, 18, 0, 0, 0, 0, 0, 0
|
|
};
|
|
|
|
const uint16 Indeo5Decoder::_baseQuant8x8Inter[5][64] = {
|
|
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
|
|
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
|
|
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
|
|
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
|
|
},
|
|
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
|
|
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
|
|
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
|
|
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
|
|
},
|
|
{0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
},
|
|
{0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
|
|
0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
|
|
0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
|
|
0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
|
|
},
|
|
{0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
}
|
|
};
|
|
|
|
const uint16 Indeo5Decoder::_baseQuant8x8Intra[5][64] = {
|
|
{0x1a, 0x2e, 0x36, 0x42, 0x46, 0x4a, 0x4e, 0x5a, 0x2e, 0x32, 0x3e, 0x42, 0x46, 0x4e, 0x56, 0x6a,
|
|
0x36, 0x3e, 0x3e, 0x44, 0x4a, 0x54, 0x66, 0x72, 0x42, 0x42, 0x44, 0x4a, 0x52, 0x62, 0x6c, 0x7a,
|
|
0x46, 0x46, 0x4a, 0x52, 0x5e, 0x66, 0x72, 0x8e, 0x4a, 0x4e, 0x54, 0x62, 0x66, 0x6e, 0x86, 0xa6,
|
|
0x4e, 0x56, 0x66, 0x6c, 0x72, 0x86, 0x9a, 0xca, 0x5a, 0x6a, 0x72, 0x7a, 0x8e, 0xa6, 0xca, 0xfe,
|
|
},
|
|
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
|
|
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
|
|
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
|
|
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
|
|
},
|
|
{0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
|
|
},
|
|
{0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
|
|
0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
|
|
0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
|
|
0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
|
|
},
|
|
{0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
|
|
}
|
|
};
|
|
|
|
const uint16 Indeo5Decoder::_baseQuant4x4Inter[16] = {
|
|
0x1e, 0x3e, 0x4a, 0x52, 0x3e, 0x4a, 0x52, 0x56, 0x4a, 0x52, 0x56, 0x5e, 0x52, 0x56, 0x5e, 0x66
|
|
};
|
|
|
|
const uint16 Indeo5Decoder::_baseQuant4x4Intra[16] = {
|
|
0x1e, 0x3e, 0x4a, 0x52, 0x3e, 0x4a, 0x52, 0x5e, 0x4a, 0x52, 0x5e, 0x7a, 0x52, 0x5e, 0x7a, 0x92
|
|
};
|
|
|
|
|
|
const uint8 Indeo5Decoder::_scaleQuant8x8Inter[5][24] = {
|
|
{0x0b, 0x11, 0x13, 0x14, 0x15, 0x16, 0x18, 0x1a, 0x1b, 0x1d, 0x20, 0x22,
|
|
0x23, 0x25, 0x28, 0x2a, 0x2e, 0x32, 0x35, 0x39, 0x3d, 0x41, 0x44, 0x4a,
|
|
},
|
|
{0x07, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x29, 0x2d, 0x31, 0x35,
|
|
0x3a, 0x3f, 0x44, 0x4a, 0x50, 0x56, 0x5c, 0x63, 0x6a, 0x71, 0x78, 0x7e,
|
|
},
|
|
{0x15, 0x25, 0x28, 0x2d, 0x30, 0x34, 0x3a, 0x3d, 0x42, 0x48, 0x4c, 0x51,
|
|
0x56, 0x5b, 0x60, 0x65, 0x6b, 0x70, 0x76, 0x7c, 0x82, 0x88, 0x8f, 0x97,
|
|
},
|
|
{0x13, 0x1f, 0x20, 0x22, 0x25, 0x28, 0x2b, 0x2d, 0x30, 0x33, 0x36, 0x39,
|
|
0x3c, 0x3f, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x62,
|
|
},
|
|
{0x3c, 0x52, 0x58, 0x5d, 0x63, 0x68, 0x68, 0x6d, 0x73, 0x78, 0x7c, 0x80,
|
|
0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa3, 0xa9, 0xad, 0xb1, 0xb5, 0xba,
|
|
},
|
|
};
|
|
|
|
const uint8 Indeo5Decoder::_scaleQuant8x8Intra[5][24] = {
|
|
{0x0b, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x17, 0x18, 0x1a, 0x1c, 0x1e, 0x20,
|
|
0x22, 0x24, 0x27, 0x28, 0x2a, 0x2d, 0x2f, 0x31, 0x34, 0x37, 0x39, 0x3c,
|
|
},
|
|
{0x01, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x28, 0x2c,
|
|
0x30, 0x34, 0x38, 0x3d, 0x42, 0x47, 0x4c, 0x52, 0x58, 0x5e, 0x65, 0x6c,
|
|
},
|
|
{0x13, 0x22, 0x27, 0x2a, 0x2d, 0x33, 0x36, 0x3c, 0x41, 0x45, 0x49, 0x4e,
|
|
0x53, 0x58, 0x5d, 0x63, 0x69, 0x6f, 0x75, 0x7c, 0x82, 0x88, 0x8e, 0x95,
|
|
},
|
|
{0x13, 0x1f, 0x21, 0x24, 0x27, 0x29, 0x2d, 0x2f, 0x34, 0x37, 0x3a, 0x3d,
|
|
0x40, 0x44, 0x48, 0x4c, 0x4f, 0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6b,
|
|
},
|
|
{0x31, 0x42, 0x47, 0x47, 0x4d, 0x52, 0x58, 0x58, 0x5d, 0x63, 0x67, 0x6b,
|
|
0x6f, 0x73, 0x78, 0x7c, 0x80, 0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa4,
|
|
}
|
|
};
|
|
|
|
const uint8 Indeo5Decoder::_scaleQuant4x4Inter[24] = {
|
|
0x0b, 0x0d, 0x0d, 0x0e, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
|
|
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
|
|
};
|
|
|
|
const uint8 Indeo5Decoder::_scaleQuant4x4Intra[24] = {
|
|
0x01, 0x0b, 0x0b, 0x0d, 0x0d, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x13, 0x14,
|
|
0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
|
|
};
|
|
|
|
} // End of namespace Image
|