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#define AVIWRITE_MAX_STREAMS 16
#define AVIWRITE_TYPE_VIDEO 0
#define AVIWRITE_TYPE_AUDIO 1
typedef struct {
// muxer data:
int type; // audio or video
int id; // stream no
unsigned int ckid; // chunk id (00dc 01wb etc)
double timer;
off_t size;
// buffering:
unsigned char *buffer;
unsigned int buffer_size;
unsigned int buffer_len;
// source stream:
void* source; // sh_audio or sh_video
int codec; // codec used for encoding. 0 means copy
// avi stream header:
AVIStreamHeader h; // Rate/Scale and SampleSize must be filled by caller!
// stream specific:
WAVEFORMATEX *wf;
BITMAPINFOHEADER *bih; // in format
} aviwrite_stream_t;
typedef struct {
// encoding:
MainAVIHeader avih;
unsigned int movi_start;
unsigned int movi_end;
unsigned int file_end;
// index:
AVIINDEXENTRY *idx;
int idx_pos;
int idx_size;
// streams:
//int num_streams;
aviwrite_stream_t* def_v; // default video stream (for general headers)
aviwrite_stream_t* streams[AVIWRITE_MAX_STREAMS];
} aviwrite_t;
aviwrite_stream_t* aviwrite_new_stream(aviwrite_t *muxer,int type);
aviwrite_t* aviwrite_new_muxer();
void aviwrite_write_chunk(aviwrite_t *muxer,aviwrite_stream_t *s, FILE *f,int len,unsigned int flags);
void aviwrite_write_header(aviwrite_t *muxer,FILE *f);
void aviwrite_write_index(aviwrite_t *muxer,FILE *f);
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