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Diffstat (limited to 'graphics/video/qt_decoder.h')
| -rw-r--r-- | graphics/video/qt_decoder.h | 278 |
1 files changed, 0 insertions, 278 deletions
diff --git a/graphics/video/qt_decoder.h b/graphics/video/qt_decoder.h deleted file mode 100644 index 186e257553..0000000000 --- a/graphics/video/qt_decoder.h +++ /dev/null @@ -1,278 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU 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 General Public License for more details. - - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -// -// Heavily based on ffmpeg code. -// -// Copyright (c) 2001 Fabrice Bellard. -// First version by Francois Revol revol@free.fr -// Seek function by Gael Chardon gael.dev@4now.net -// - -#ifndef GRAPHICS_QT_DECODER_H -#define GRAPHICS_QT_DECODER_H - -#include "common/scummsys.h" -#include "common/queue.h" -#include "common/rational.h" - -#include "graphics/video/video_decoder.h" -#include "graphics/video/codecs/codec.h" - -#include "sound/audiostream.h" -#include "sound/mixer.h" - -namespace Common { - class File; - class MacResManager; -} - -namespace Graphics { - -/** - * Decoder for QuickTime videos. - * - * Video decoder used in engines: - * - mohawk - * - sci - */ -class QuickTimeDecoder : public SeekableVideoDecoder { -public: - QuickTimeDecoder(); - virtual ~QuickTimeDecoder(); - - /** - * Returns the width of the video - * @return the width of the video - */ - uint16 getWidth() const; - - /** - * Returns the height of the video - * @return the height of the video - */ - uint16 getHeight() const; - - /** - * Returns the amount of frames in the video - * @return the amount of frames in the video - */ - uint32 getFrameCount() const; - - /** - * Load a video file - * @param filename the filename to load - */ - bool loadFile(const Common::String &filename); - - /** - * Load a QuickTime video file from a SeekableReadStream - * @param stream the stream to load - */ - bool load(Common::SeekableReadStream *stream); - - /** - * Close a QuickTime encoded video file - */ - void close(); - - /** - * Returns the palette of the video - * @return the palette of the video - */ - const byte *getPalette() { _dirtyPalette = false; return _palette; } - bool hasDirtyPalette() const { return _dirtyPalette; } - - /** - * Set the beginning offset of the video so we can modify the offsets in the stco - * atom of videos inside the Mohawk archives - * @param the beginning offset of the video - */ - void setChunkBeginOffset(uint32 offset) { _beginOffset = offset; } - - bool isVideoLoaded() const { return _fd != 0; } - const Surface *decodeNextFrame(); - bool endOfVideo() const; - uint32 getElapsedTime() const; - uint32 getTimeToNextFrame() const; - PixelFormat getPixelFormat() const; - - // SeekableVideoDecoder API - void seekToFrame(uint32 frame); - void seekToTime(VideoTimestamp time); - -private: - // This is the file handle from which data is read from. It can be the actual file handle or a decompressed stream. - Common::SeekableReadStream *_fd; - - struct MOVatom { - uint32 type; - uint32 offset; - uint32 size; - }; - - struct ParseTable { - int (QuickTimeDecoder::*func)(MOVatom atom); - uint32 type; - }; - - struct MOVstts { - int count; - int duration; - }; - - struct MOVstsc { - uint32 first; - uint32 count; - uint32 id; - }; - - struct STSDEntry { - STSDEntry(); - ~STSDEntry(); - - uint32 codecTag; - uint16 bitsPerSample; - - // Video - char codecName[32]; - uint16 colorTableId; - byte *palette; - Codec *videoCodec; - - // Audio - uint16 channels; - uint32 sampleRate; - uint32 samplesPerFrame; - uint32 bytesPerFrame; - }; - - enum CodecType { - CODEC_TYPE_MOV_OTHER, - CODEC_TYPE_VIDEO, - CODEC_TYPE_AUDIO - }; - - struct MOVStreamContext { - MOVStreamContext(); - ~MOVStreamContext(); - - uint32 chunk_count; - uint32 *chunk_offsets; - int stts_count; - MOVstts *stts_data; - int edit_count; /* number of 'edit' (elst atom) */ - uint32 sample_to_chunk_sz; - MOVstsc *sample_to_chunk; - uint32 sample_size; - uint32 sample_count; - uint32 *sample_sizes; - uint32 keyframe_count; - uint32 *keyframes; - int32 time_scale; - int time_rate; - - uint16 width; - uint16 height; - CodecType codec_type; - - uint32 stsdEntryCount; - STSDEntry *stsdEntries; - - Common::SeekableReadStream *extradata; - - uint32 nb_frames; - uint32 duration; - uint32 start_time; - Common::Rational scaleFactorX; - Common::Rational scaleFactorY; - }; - - const ParseTable *_parseTable; - bool _foundMOOV; - uint32 _timeScale; - uint32 _duration; - uint32 _numStreams; - Common::Rational _scaleFactorX; - Common::Rational _scaleFactorY; - MOVStreamContext *_streams[20]; - const byte *_palette; - bool _dirtyPalette; - uint32 _beginOffset; - Common::MacResManager *_resFork; - - void initParseTable(); - Audio::AudioStream *createAudioStream(Common::SeekableReadStream *stream); - bool checkAudioCodecSupport(uint32 tag); - Common::SeekableReadStream *getNextFramePacket(uint32 &descId); - uint32 getFrameDuration(); - void init(); - - Audio::QueuingAudioStream *_audStream; - void startAudio(); - void stopAudio(); - void updateAudioBuffer(); - void readNextAudioChunk(); - uint32 getAudioChunkSampleCount(uint chunk); - int8 _audioStreamIndex; - uint _curAudioChunk; - Audio::SoundHandle _audHandle; - VideoTimestamp _audioStartOffset; - - Codec *createCodec(uint32 codecTag, byte bitsPerPixel); - Codec *findDefaultVideoCodec() const; - uint32 _nextFrameStartTime; - int8 _videoStreamIndex; - uint32 findKeyFrame(uint32 frame) const; - - Surface *_scaledSurface; - const Surface *scaleSurface(const Surface *frame); - Common::Rational getScaleFactorX() const; - Common::Rational getScaleFactorY() const; - - void pauseVideoIntern(bool pause); - - int readDefault(MOVatom atom); - int readLeaf(MOVatom atom); - int readELST(MOVatom atom); - int readHDLR(MOVatom atom); - int readMDHD(MOVatom atom); - int readMOOV(MOVatom atom); - int readMVHD(MOVatom atom); - int readTKHD(MOVatom atom); - int readTRAK(MOVatom atom); - int readSTCO(MOVatom atom); - int readSTSC(MOVatom atom); - int readSTSD(MOVatom atom); - int readSTSS(MOVatom atom); - int readSTSZ(MOVatom atom); - int readSTTS(MOVatom atom); - int readCMOV(MOVatom atom); - int readWAVE(MOVatom atom); -}; - -} // End of namespace Graphics - -#endif |