mlt_multitrack.h

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#ifndef MLT_MULITRACK_H
#define MLT_MULITRACK_H
 
#include "mlt_export.h"
#include "mlt_producer.h"
 
struct mlt_track_s
{
    mlt_producer producer;
    mlt_event event;
};
 
typedef struct mlt_track_s *mlt_track;
 
struct mlt_multitrack_s
{
    struct mlt_producer_s parent;
    mlt_track *list;
    int size;
    int count;
};
 
#define MLT_MULTITRACK_PRODUCER(multitrack) (&(multitrack)->parent)
#define MLT_MULTITRACK_SERVICE(multitrack) MLT_PRODUCER_SERVICE(MLT_MULTITRACK_PRODUCER(multitrack))
#define MLT_MULTITRACK_PROPERTIES(multitrack) \
    MLT_SERVICE_PROPERTIES(MLT_MULTITRACK_SERVICE(multitrack))
 
MLT_EXPORT mlt_multitrack mlt_multitrack_init();
MLT_EXPORT mlt_producer mlt_multitrack_producer(mlt_multitrack self);
MLT_EXPORT mlt_service mlt_multitrack_service(mlt_multitrack self);
MLT_EXPORT mlt_properties mlt_multitrack_properties(mlt_multitrack self);
MLT_EXPORT int mlt_multitrack_connect(mlt_multitrack self, mlt_producer producer, int track);
MLT_EXPORT int mlt_multitrack_insert(mlt_multitrack self, mlt_producer producer, int track);
MLT_EXPORT int mlt_multitrack_disconnect(mlt_multitrack self, int track);
MLT_EXPORT mlt_position mlt_multitrack_clip(mlt_multitrack self, mlt_whence whence, int index);
MLT_EXPORT void mlt_multitrack_close(mlt_multitrack self);
MLT_EXPORT int mlt_multitrack_count(mlt_multitrack self);
MLT_EXPORT void mlt_multitrack_refresh(mlt_multitrack self);
MLT_EXPORT mlt_producer mlt_multitrack_track(mlt_multitrack self, int track);
 
#endif