mirror of
https://github.com/libretro/scummvm.git
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136 lines
2.8 KiB
C++
136 lines
2.8 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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#ifndef KYRA_VQA_H
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#define KYRA_VQA_H
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#include "common/scummsys.h"
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#include "sound/mixer.h"
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class OSystem;
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namespace Audio {
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class QueuingAudioStream;
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} // End of namespace Audio
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namespace Common {
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class SeekableReadStream;
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} // End of namespace Common
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namespace Kyra {
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class KyraEngine_v1;
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class Screen;
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class VQAMovie {
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public:
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VQAMovie(KyraEngine_v1 *vm, OSystem *system);
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~VQAMovie();
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bool opened() { return _opened; }
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int frames() { return _opened ? _header.numFrames : -1; }
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// It's unlikely that we ever want to change the movie position from
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// its default.
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void setDrawPage(int page) { _drawPage = page; }
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bool open(const char *filename);
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void close();
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void play();
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protected:
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OSystem *_system;
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KyraEngine_v1 *_vm;
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Screen *_screen;
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bool _opened;
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int _x, _y;
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int _drawPage;
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struct VQAHeader {
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uint16 version;
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uint16 flags;
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uint16 numFrames;
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uint16 width;
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uint16 height;
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uint8 blockW;
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uint8 blockH;
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uint8 frameRate;
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uint8 cbParts;
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uint16 colors;
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uint16 maxBlocks;
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uint32 unk1;
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uint16 unk2;
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uint16 freq;
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uint8 channels;
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uint8 bits;
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uint32 unk3;
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uint16 unk4;
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uint32 maxCBFZSize;
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uint32 unk5;
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};
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struct Buffer {
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uint8 *data;
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uint32 size;
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};
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Buffer _buffers[2];
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void initBuffers();
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void *allocBuffer(int num, uint32 size);
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void freeBuffers();
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void decodeSND1(byte *inbuf, uint32 insize, byte *outbuf, uint32 outsize);
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void displayFrame(uint frameNum);
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Common::SeekableReadStream *_file;
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VQAHeader _header;
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uint32 *_frameInfo;
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uint32 _codeBookSize;
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byte *_codeBook;
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byte *_partialCodeBook;
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bool _compressedCodeBook;
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int _partialCodeBookSize;
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int _numPartialCodeBooks;
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uint32 _numVectorPointers;
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uint16 *_vectorPointers;
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byte *_frame;
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Audio::QueuingAudioStream *_stream;
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Audio::SoundHandle _sound;
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uint32 readTag();
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};
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} // End of namespace Kyra
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#endif
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