80 lines
1.4 KiB
C
80 lines
1.4 KiB
C
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/*
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* REminiscence - Flashback interpreter
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* Copyright (C) 2005-2019 Gregory Montoir (cyx@users.sourceforge.net)
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*/
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#ifndef SEQ_PLAYER_H__
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#define SEQ_PLAYER_H__
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#include "intern.h"
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struct File;
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struct SystemStub;
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struct Mixer;
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struct SeqDemuxer {
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enum {
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kFrameSize = 6144,
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kAudioBufferSize = 882,
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kBuffersCount = 30
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};
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bool open(File *f);
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void close();
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bool readHeader();
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bool readFrameData();
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void fillBuffer(int num, int offset, int size);
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void clearBuffer(int num);
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void readPalette(uint8_t *dst);
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void readAudio(int16_t *dst);
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int _frameOffset;
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int _audioDataOffset;
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int _paletteDataOffset;
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int _videoData;
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struct {
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int size;
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int avail;
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uint8_t *data;
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} _buffers[kBuffersCount];
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int _fileSize;
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File *_f;
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};
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struct SeqPlayer {
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enum {
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kVideoWidth = 256,
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kVideoHeight = 128,
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kSoundPreloadSize = 4
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};
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static const char *_namesTable[];
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struct SoundBufferQueue {
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int16_t *data;
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int size;
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int read;
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SoundBufferQueue *next;
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};
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SeqPlayer(SystemStub *stub, Mixer *mixer);
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~SeqPlayer();
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void setBackBuffer(uint8_t *buf) { _buf = buf; }
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void play(File *f);
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bool mix(int16_t *buf, int len);
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static bool mixCallback(void *param, int16_t *buf, int len);
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SystemStub *_stub;
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uint8_t *_buf;
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Mixer *_mix;
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SeqDemuxer _demux;
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int _soundQueuePreloadSize;
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SoundBufferQueue *_soundQueue, *_soundQueueTail;
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};
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#endif // SEQ_PLAYER_H__
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