static void transport_action( mlt_producer producer, char *value ) { mlt_properties properties = MLT_PRODUCER_PROPERTIES( producer ); mlt_multitrack multitrack = mlt_properties_get_data( properties, "multitrack", NULL ); mlt_consumer consumer = mlt_properties_get_data( properties, "transport_consumer", NULL ); mlt_properties jack = mlt_properties_get_data( MLT_CONSUMER_PROPERTIES( consumer ), "jack_filter", NULL ); mlt_position position = producer? mlt_producer_position( producer ) : 0; mlt_properties_set_int( properties, "stats_off", 1 ); if ( strlen( value ) == 1 ) { switch( value[ 0 ] ) { case 'q': case 'Q': mlt_properties_set_int( properties, "done", 1 ); mlt_events_fire( jack, "jack-stop", NULL ); break; case '0': position = 0; mlt_producer_set_speed( producer, 1 ); mlt_producer_seek( producer, position ); mlt_consumer_purge( consumer ); mlt_events_fire( jack, "jack-seek", &position, NULL ); break; case '1': mlt_producer_set_speed( producer, -10 ); break; case '2': mlt_producer_set_speed( producer, -5 ); break; case '3': mlt_producer_set_speed( producer, -2 ); break; case '4': mlt_producer_set_speed( producer, -1 ); break; case '5': mlt_producer_set_speed( producer, 0 ); mlt_consumer_purge( consumer ); mlt_producer_seek( producer, mlt_consumer_position( consumer ) + 1 ); mlt_events_fire( jack, "jack-stop", NULL ); break; case '6': case ' ': if ( !jack || mlt_producer_get_speed( producer ) != 0 ) mlt_producer_set_speed( producer, 1 ); mlt_consumer_purge( consumer ); mlt_events_fire( jack, "jack-start", NULL ); break; case '7': mlt_producer_set_speed( producer, 2 ); break; case '8': mlt_producer_set_speed( producer, 5 ); break; case '9': mlt_producer_set_speed( producer, 10 ); break; case 'd': if ( multitrack != NULL ) { int i = 0; mlt_position last = -1; fprintf( stderr, "\n" ); for ( i = 0; 1; i ++ ) { position = mlt_multitrack_clip( multitrack, mlt_whence_relative_start, i ); if ( position == last ) break; last = position; fprintf( stderr, "%d: %d\n", i, (int)position ); } } break; case 'g': if ( multitrack != NULL ) { position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 0 ); mlt_producer_seek( producer, position ); mlt_consumer_purge( consumer ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; case 'H': if ( producer != NULL ) { position -= mlt_producer_get_fps( producer ) * 60; mlt_consumer_purge( consumer ); mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; case 'h': if ( producer != NULL ) { position--; mlt_producer_set_speed( producer, 0 ); mlt_consumer_purge( consumer ); mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-stop", NULL ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; case 'j': if ( multitrack != NULL ) { position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 1 ); mlt_consumer_purge( consumer ); mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; case 'k': if ( multitrack != NULL ) { position = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, -1 ); mlt_consumer_purge( consumer ); mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; case 'l': if ( producer != NULL ) { position++; mlt_consumer_purge( consumer ); if ( mlt_producer_get_speed( producer ) != 0 ) { mlt_producer_set_speed( producer, 0 ); mlt_events_fire( jack, "jack-stop", NULL ); } else { mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } } break; case 'L': if ( producer != NULL ) { position += mlt_producer_get_fps( producer ) * 60; mlt_consumer_purge( consumer ); mlt_producer_seek( producer, position ); mlt_events_fire( jack, "jack-seek", &position, NULL ); } break; } mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "refresh", 1 ); } mlt_properties_set_int( properties, "stats_off", 0 ); }
static void transport_action( mlt_producer producer, char *value ) { mlt_properties properties = MLT_PRODUCER_PROPERTIES( producer ); mlt_multitrack multitrack = mlt_properties_get_data( properties, "multitrack", NULL ); mlt_consumer consumer = mlt_properties_get_data( properties, "transport_consumer", NULL ); mlt_properties_set_int( properties, "stats_off", 1 ); if ( strlen( value ) == 1 ) { switch( value[ 0 ] ) { case 'q': mlt_properties_set_int( properties, "done", 1 ); break; case '0': mlt_producer_set_speed( producer, 1 ); mlt_producer_seek( producer, 0 ); break; case '1': mlt_producer_set_speed( producer, -10 ); break; case '2': mlt_producer_set_speed( producer, -5 ); break; case '3': mlt_producer_set_speed( producer, -2 ); break; case '4': mlt_producer_set_speed( producer, -1 ); break; case '5': mlt_producer_set_speed( producer, 0 ); break; case '6': case ' ': mlt_producer_set_speed( producer, 1 ); break; case '7': mlt_producer_set_speed( producer, 2 ); break; case '8': mlt_producer_set_speed( producer, 5 ); break; case '9': mlt_producer_set_speed( producer, 10 ); break; case 'd': if ( multitrack != NULL ) { int i = 0; mlt_position last = -1; fprintf( stderr, "\n" ); for ( i = 0; 1; i ++ ) { mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_start, i ); if ( time == last ) break; last = time; fprintf( stderr, "%d: %d\n", i, (int)time ); } } break; case 'g': if ( multitrack != NULL ) { mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 0 ); mlt_producer_seek( producer, time ); } break; case 'H': if ( producer != NULL ) { mlt_position position = mlt_producer_position( producer ); mlt_producer_seek( producer, position - ( mlt_producer_get_fps( producer ) * 60 ) ); } break; case 'h': if ( producer != NULL ) { mlt_position position = mlt_producer_position( producer ); mlt_producer_set_speed( producer, 0 ); mlt_producer_seek( producer, position - 1 ); } break; case 'j': if ( multitrack != NULL ) { mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, 1 ); mlt_producer_seek( producer, time ); } break; case 'k': if ( multitrack != NULL ) { mlt_position time = mlt_multitrack_clip( multitrack, mlt_whence_relative_current, -1 ); mlt_producer_seek( producer, time ); } break; case 'l': if ( producer != NULL ) { mlt_position position = mlt_producer_position( producer ); if ( mlt_producer_get_speed( producer ) != 0 ) mlt_producer_set_speed( producer, 0 ); else mlt_producer_seek( producer, position + 1 ); } break; case 'L': if ( producer != NULL ) { mlt_position position = mlt_producer_position( producer ); mlt_producer_seek( producer, position + ( mlt_producer_get_fps( producer ) * 60 ) ); } break; } mlt_properties_set_int( MLT_CONSUMER_PROPERTIES( consumer ), "refresh", 1 ); } mlt_properties_set_int( properties, "stats_off", 0 ); }