static void *consumer_thread( void *arg );
static void consumer_close( mlt_consumer consumer );
+static mlt_properties normalisers = NULL;
+
/** Initialise the consumer.
*/
consumer->start = start;
consumer->stop = stop;
consumer->is_stopped = is_stopped;
+
+ mlt_properties_set( MLT_CONSUMER_PROPERTIES(consumer), "resource", arg );
}
return consumer;
}
+static mlt_consumer create_consumer( mlt_profile profile, char *id )
+{
+ char *myid = id ? strdup( id ) : NULL;
+ char *arg = myid ? strchr( myid, ':' ) : NULL;
+ if ( arg != NULL )
+ *arg ++ = '\0';
+ mlt_consumer consumer = mlt_factory_consumer( profile, myid, arg );
+ if ( myid )
+ free( myid );
+ return consumer;
+}
+
+static void create_filter( mlt_profile profile, mlt_service service, char *effect, int *created )
+{
+ char *id = strdup( effect );
+ char *arg = strchr( id, ':' );
+ if ( arg != NULL )
+ *arg ++ = '\0';
+
+ // The swscale and avcolor_space filters require resolution as arg to test compatibility
+ if ( strncmp( effect, "swscale", 7 ) == 0 || strncmp( effect, "avcolo", 6 ) == 0 )
+ arg = (char*) mlt_properties_get_int( MLT_SERVICE_PROPERTIES( service ), "_real_width" );
+
+ mlt_filter filter = mlt_factory_filter( profile, id, arg );
+ if ( filter != NULL )
+ {
+ mlt_properties_set_int( MLT_FILTER_PROPERTIES( filter ), "_loader", 1 );
+ mlt_service_attach( service, filter );
+ mlt_filter_close( filter );
+ *created = 1;
+ }
+ free( id );
+}
+
+static void attach_normalisers( mlt_profile profile, mlt_service service )
+{
+ // Loop variable
+ int i;
+
+ // Tokeniser
+ mlt_tokeniser tokeniser = mlt_tokeniser_init( );
+
+ // We only need to load the normalising properties once
+ if ( normalisers == NULL )
+ {
+ char temp[ 1024 ];
+ snprintf( temp, sizeof(temp), "%s/core/loader.ini", mlt_environment( "MLT_DATA" ) );
+ normalisers = mlt_properties_load( temp );
+ mlt_factory_register_for_clean_up( normalisers, ( mlt_destructor )mlt_properties_close );
+ }
+
+ // Apply normalisers
+ for ( i = 0; i < mlt_properties_count( normalisers ); i ++ )
+ {
+ int j = 0;
+ int created = 0;
+ char *value = mlt_properties_get_value( normalisers, i );
+ mlt_tokeniser_parse_new( tokeniser, value, "," );
+ for ( j = 0; !created && j < mlt_tokeniser_count( tokeniser ); j ++ )
+ create_filter( profile, service, mlt_tokeniser_get_string( tokeniser, j ), &created );
+ }
+
+ // Close the tokeniser
+ mlt_tokeniser_close( tokeniser );
+
+ // Attach the audio and video format converters
+ int created = 0;
+ create_filter( profile, service, "avcolor_space", &created );
+ if ( !created )
+ create_filter( profile, service, "imageconvert", &created );
+ create_filter( profile, service, "audioconvert", &created );
+}
+
+static mlt_consumer generate_consumer( mlt_consumer consumer, mlt_properties props, int index )
+{
+ mlt_profile profile = NULL;
+ if ( mlt_properties_get( props, "mlt_profile" ) )
+ profile = mlt_profile_init( mlt_properties_get( props, "mlt_profile" ) );
+ if ( !profile )
+ profile = mlt_profile_clone( mlt_service_profile( MLT_CONSUMER_SERVICE(consumer) ) );
+ mlt_consumer nested = create_consumer( profile, mlt_properties_get( props, "consumer" ) );
+
+ if ( nested )
+ {
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES(consumer);
+ mlt_properties nested_props = MLT_CONSUMER_PROPERTIES(nested);
+ char key[30];
+
+ snprintf( key, sizeof(key), "%d.consumer", index );
+ mlt_properties_set_data( properties, key, nested, 0, (mlt_destructor) mlt_consumer_close, NULL );
+ snprintf( key, sizeof(key), "%d.profile", index );
+ mlt_properties_set_data( properties, key, profile, 0, (mlt_destructor) mlt_profile_close, NULL );
+
+ mlt_properties_set_int( nested_props, "put_mode", 1 );
+ mlt_properties_pass_list( nested_props, properties, "terminate_on_pause" );
+ mlt_properties_set( props, "consumer", NULL );
+ mlt_properties_set( props, "mlt_profile", NULL );
+ mlt_properties_inherit( nested_props, props );
+
+ attach_normalisers( profile, MLT_CONSUMER_SERVICE(nested) );
+ }
+ else
+ {
+ mlt_profile_close( profile );
+ }
+ return nested;
+}
+
+static void foreach_consumer_init( mlt_consumer consumer )
+{
+ const char *resource = mlt_properties_get( MLT_CONSUMER_PROPERTIES(consumer), "resource" );
+ mlt_properties properties = mlt_properties_parse_yaml( resource );
+
+ if ( properties && mlt_properties_get_data( properties, "0", NULL ) )
+ {
+ mlt_properties p = NULL;
+ char key[20];
+ int index = 0;
+
+ do {
+ snprintf( key, sizeof(key), "%d", index );
+ if ( ( p = mlt_properties_get_data( properties, key, NULL ) ) )
+ generate_consumer( consumer, p, index++ );
+ } while ( p );
+ mlt_properties_close( properties );
+ }
+ else
+ {
+ const char *s = NULL;
+ char key[20];
+ int index = 0;
+
+ if ( properties )
+ mlt_properties_close( properties );
+ properties = mlt_properties_load( resource );
+
+ do {
+ snprintf( key, sizeof(key), "%d", index );
+ if ( ( s = mlt_properties_get( properties, key ) ) )
+ {
+ mlt_properties p = mlt_properties_new();
+ int i, count;
+
+ if ( !p ) break;
+ mlt_properties_set( p, "consumer", mlt_properties_get( properties, key ) );
+ snprintf( key, sizeof(key), "%d.", index );
+
+ count = mlt_properties_count( properties );
+ for ( i = 0; i < count; i++ )
+ {
+ char *name = mlt_properties_get_name( properties, i );
+ if ( !strncmp( name, key, strlen(key) ) )
+ mlt_properties_set( p, name + strlen(key),
+ mlt_properties_get_value( properties, i ) );
+ }
+ generate_consumer( consumer, p, index++ );
+ mlt_properties_close( p );
+ }
+ } while ( s );
+ mlt_properties_close( properties );
+ }
+}
+
+static void foreach_consumer_start( mlt_consumer consumer )
+{
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ mlt_consumer nested = NULL;
+ char key[30];
+ int index = 0;
+
+ do {
+ snprintf( key, sizeof(key), "%d.consumer", index++ );
+ nested = mlt_properties_get_data( properties, key, NULL );
+ if ( nested ) mlt_consumer_start( nested );
+ } while ( nested );
+}
+
+static void foreach_consumer_refresh( mlt_consumer consumer )
+{
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ mlt_consumer nested = NULL;
+ char key[30];
+ int index = 0;
+
+ do {
+ snprintf( key, sizeof(key), "%d.consumer", index++ );
+ nested = mlt_properties_get_data( properties, key, NULL );
+ if ( nested ) mlt_properties_set_int( MLT_CONSUMER_PROPERTIES(nested), "refresh", 1 );
+ } while ( nested );
+}
+
+static void foreach_consumer_put( mlt_consumer consumer, mlt_frame frame )
+{
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ mlt_consumer nested = NULL;
+ char key[30];
+ int index = 0;
+
+ do {
+ snprintf( key, sizeof(key), "%d.consumer", index++ );
+ nested = mlt_properties_get_data( properties, key, NULL );
+ if ( nested ) mlt_consumer_put_frame( nested, mlt_frame_clone( frame ) );
+ } while ( nested );
+}
+
+static void foreach_consumer_stop( mlt_consumer consumer )
+{
+ mlt_properties properties = MLT_CONSUMER_PROPERTIES( consumer );
+ mlt_consumer nested = NULL;
+ char key[30];
+ int index = 0;
+
+ do {
+ snprintf( key, sizeof(key), "%d.consumer", index++ );
+ nested = mlt_properties_get_data( properties, key, NULL );
+ if ( nested ) mlt_consumer_stop( nested );
+ } while ( nested );
+}
+
/** Start the consumer.
*/
// Set the running state
mlt_properties_set_int( properties, "running", 1 );
+ // Construct and start nested consumers
+ if ( !mlt_properties_get_data( properties, "0.consumer", NULL ) )
+ foreach_consumer_init( consumer );
+ foreach_consumer_start( consumer );
+
// Create the thread
pthread_create( thread, NULL, consumer_thread, consumer );
}
// Wait for termination
if ( thread )
+ {
+ foreach_consumer_refresh( consumer );
pthread_join( *thread, NULL );
+ }
+
+ // Stop nested consumers
+ foreach_consumer_stop( consumer );
}
return 0;
int terminated = 0;
// Loop while running
- while ( !terminated && mlt_properties_get_int( properties, "running" ) )
+ while ( !terminated && !is_stopped( consumer ) )
{
// Get the next frame
frame = mlt_consumer_rt_frame( consumer );
terminated = mlt_properties_get_double( MLT_FRAME_PROPERTIES( frame ), "_speed" ) == 0.0;
// Check that we have a frame to work with
- if ( frame )
+ if ( frame && !terminated && !is_stopped( consumer ) )
{
- // Close the frame
+ if ( !mlt_properties_get_int( MLT_FRAME_PROPERTIES(frame), "rendered" ) )
+ {
+ int dropped = mlt_properties_get_int( properties, "_dropped" );
+ mlt_frame_close( frame );
+ mlt_log_info( MLT_CONSUMER_SERVICE(consumer), "dropped frame %d\n", ++dropped );
+ mlt_properties_set_int( properties, "_dropped", dropped );
+ continue;
+ }
+ if ( mlt_properties_get_int( MLT_FRAME_PROPERTIES(frame), "_speed" ) == 0 )
+ foreach_consumer_refresh( consumer );
+ foreach_consumer_put( consumer, frame );
mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
mlt_frame_close( frame );
}
+ else
+ {
+ if ( frame ) mlt_frame_close( frame );
+ foreach_consumer_put( consumer, NULL );
+ terminated = 1;
+ }
}
// Indicate that the consumer is stopped
projects / mlt / commitdiff