mlt: mlt_producer.h Source File

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00001 
00024 #ifndef _MLT_PRODUCER_H_
00025 #define _MLT_PRODUCER_H_
00026 
00027 #include "mlt_service.h"
00028 #include "mlt_filter.h"
00029 #include "mlt_profile.h"
00030 
00062 struct mlt_producer_s
00063 {
00065     struct mlt_service_s parent;
00066 
00074     int ( *get_frame )( mlt_producer, mlt_frame_ptr, int );
00075 
00077     mlt_destructor close;
00078     void *close_object; 
00080     void *local; 
00081     void *child; 
00082 };
00083 
00084 /*
00085  *  Public final methods
00086  */
00087 
00088 #define MLT_PRODUCER_SERVICE( producer )    ( &( producer )->parent )
00089 #define MLT_PRODUCER_PROPERTIES( producer ) MLT_SERVICE_PROPERTIES( MLT_PRODUCER_SERVICE( producer ) )
00090 
00091 extern int mlt_producer_init( mlt_producer self, void *child );
00092 extern mlt_producer mlt_producer_new( mlt_profile );
00093 extern mlt_service mlt_producer_service( mlt_producer self );
00094 extern mlt_properties mlt_producer_properties( mlt_producer self );
00095 extern int mlt_producer_seek( mlt_producer self, mlt_position position );
00096 extern mlt_position mlt_producer_position( mlt_producer self );
00097 extern mlt_position mlt_producer_frame( mlt_producer self );
00098 extern int mlt_producer_set_speed( mlt_producer self, double speed );
00099 extern double mlt_producer_get_speed( mlt_producer self );
00100 extern double mlt_producer_get_fps( mlt_producer self );
00101 extern int mlt_producer_set_in_and_out( mlt_producer self, mlt_position in, mlt_position out );
00102 extern int mlt_producer_clear( mlt_producer self );
00103 extern mlt_position mlt_producer_get_in( mlt_producer self );
00104 extern mlt_position mlt_producer_get_out( mlt_producer self );
00105 extern mlt_position mlt_producer_get_playtime( mlt_producer self );
00106 extern mlt_position mlt_producer_get_length( mlt_producer self );
00107 extern void mlt_producer_prepare_next( mlt_producer self );
00108 extern int mlt_producer_attach( mlt_producer self, mlt_filter filter );
00109 extern int mlt_producer_detach( mlt_producer self, mlt_filter filter );
00110 extern mlt_filter mlt_producer_filter( mlt_producer self, int index );
00111 extern mlt_producer mlt_producer_cut( mlt_producer self, int in, int out );
00112 extern int mlt_producer_is_cut( mlt_producer self );
00113 extern int mlt_producer_is_mix( mlt_producer self );
00114 extern int mlt_producer_is_blank( mlt_producer self );
00115 extern mlt_producer mlt_producer_cut_parent( mlt_producer self );
00116 extern int mlt_producer_optimise( mlt_producer self );
00117 extern void mlt_producer_close( mlt_producer self );
00118 
00119 #endif