X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fwestley%2Fconsumer_westley.c;h=3b37440d4d6b9104b50ad334c8a0bb322d20be1e;hb=0bd5d91026b8bd143f957f119d61d5fedd45cf70;hp=ceba61b0853e6f0da35e51ad947698342965b093;hpb=1fd5d30c5326f73a3889e3bf4f377f96e551a6d1;p=melted diff --git a/src/modules/westley/consumer_westley.c b/src/modules/westley/consumer_westley.c index ceba61b..3b37440 100644 --- a/src/modules/westley/consumer_westley.c +++ b/src/modules/westley/consumer_westley.c @@ -26,6 +26,8 @@ #include #include +#define ID_SIZE 128 + /** Forward references to static functions. */ @@ -72,6 +74,8 @@ struct serialise_context_s int tractor_count; int filter_count; int transition_count; + int pass; + mlt_properties producer_map; }; typedef struct serialise_context_s* serialise_context; @@ -84,7 +88,8 @@ static inline void serialise_properties( mlt_properties properties, xmlNode *nod // Enumerate the properties for ( i = 0; i < mlt_properties_count( properties ); i++ ) { - if ( mlt_properties_get_value( properties, i ) != NULL ) + if ( mlt_properties_get_value( properties, i ) != NULL && + strcmp( mlt_properties_get_name( properties, i ), "westley" ) != 0 ) { #if 0 p = xmlNewChild( node, NULL, "prop", NULL ); @@ -100,8 +105,10 @@ static void serialise_service( serialise_context context, mlt_service service, x { int i; xmlNode *child = node; - char id[ 31 ]; - id[ 30 ] = '\0'; + char id[ ID_SIZE + 1 ]; + char key[ 11 ]; + id[ ID_SIZE ] = '\0'; + key[ 10 ] = '\0'; // Iterate over consumer/producer connections while ( service != NULL ) @@ -112,16 +119,31 @@ static void serialise_service( serialise_context context, mlt_service service, x // Tell about the producer if ( strcmp( mlt_type, "producer" ) == 0 ) { - child = xmlNewChild( node, NULL, "producer", NULL ); + if ( context->pass == 0 ) + { + child = xmlNewChild( node, NULL, "producer", NULL ); + + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "producer%d", context->producer_count++ ); + xmlNewProp( child, "id", id ); + } + else + strncpy( id, mlt_properties_get( properties, "id" ), ID_SIZE ); + serialise_properties( properties, child ); - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) + // Add producer to the map + snprintf( key, 10, "%p", service ); + mlt_properties_set( context->producer_map, key, id ); + } + else { - snprintf( id, 30, "producer%d", context->producer_count++ ); - xmlNewProp( child, "id", id ); + snprintf( key, 10, "%p", service ); + xmlNewProp( node, "producer", mlt_properties_get( context->producer_map, key ) ); } - - serialise_properties( properties, child ); + if ( mlt_properties_get( properties, "westley" ) != NULL ) + break; } // Tell about the framework container producers @@ -130,20 +152,38 @@ static void serialise_service( serialise_context context, mlt_service service, x // Recurse on multitrack's tracks if ( strcmp( mlt_properties_get( properties, "resource" ), "" ) == 0 ) { - child = xmlNewChild( node, NULL, "multitrack", NULL ); - - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) + if ( context->pass == 0 ) { - snprintf( id, 30, "multitrack%d", context->multitrack_count++ ); - xmlNewProp( child, "id", id ); + // Iterate over the tracks + for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ ) + { + serialise_service( context, MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ), node ); + } } - - // Iterate over the tracks - for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ ) + else { - xmlNode *track = xmlNewChild( child, NULL, "track", NULL ); - serialise_service( context, MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ), track ); + // Iterate over the tracks to collect the producers + for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ ) + { + serialise_service( context, MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ), node ); + } + + child = xmlNewChild( node, NULL, "multitrack", NULL ); + + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "multitrack%d", context->multitrack_count++ ); + xmlNewProp( child, "id", id ); + } + + // Iterate over the tracks + for ( i = 0; i < mlt_multitrack_count( MLT_MULTITRACK( service ) ); i++ ) + { + xmlNode *track = xmlNewChild( child, NULL, "track", NULL ); + snprintf( key, 10, "%p", MLT_SERVICE( mlt_multitrack_track( MLT_MULTITRACK( service ), i ) ) ); + xmlNewProp( track, "producer", mlt_properties_get( context->producer_map, key ) ); + } } break; } @@ -152,55 +192,93 @@ static void serialise_service( serialise_context context, mlt_service service, x else if ( strcmp( mlt_properties_get( properties, "resource" ), "" ) == 0 ) { mlt_playlist_clip_info info; - child = xmlNewChild( node, NULL, "playlist", NULL ); - - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) - { - snprintf( id, 30, "playlist%d", context->playlist_count++ ); - xmlNewProp( child, "id", id ); - } - - xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) ); - xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) ); - // Iterate over the playlist entries - for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ ) + if ( context->pass == 0 ) { - if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) ) + // Iterate over the playlist entries to collect the producers + for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ ) { - if ( strcmp( mlt_properties_get( mlt_producer_properties( info.producer ), "mlt_service" ), "blank" ) == 0 ) + if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) ) { - char length[ 20 ]; - length[ 19 ] = '\0'; - xmlNode *entry = xmlNewChild( child, NULL, "blank", NULL ); - snprintf( length, 19, "%lld", info.frame_count ); - xmlNewProp( entry, "length", length ); + if ( strcmp( mlt_properties_get( mlt_producer_properties( info.producer ), "mlt_service" ), "blank" ) != 0 ) + { + serialise_service( context, MLT_SERVICE( info.producer ), node ); + } } - else + } + + child = xmlNewChild( node, NULL, "playlist", NULL ); + + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "playlist%d", context->playlist_count++ ); + xmlNewProp( child, "id", id ); + } + else + strncpy( id, mlt_properties_get( properties, "id" ), ID_SIZE ); + + xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) ); + xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) ); + + // Add producer to the map + snprintf( key, 10, "%p", service ); + mlt_properties_set( context->producer_map, key, id ); + + // Iterate over the playlist entries + for ( i = 0; i < mlt_playlist_count( MLT_PLAYLIST( service ) ); i++ ) + { + if ( ! mlt_playlist_get_clip_info( MLT_PLAYLIST( service ), &info, i ) ) { - xmlNode *entry = xmlNewChild( child, NULL, "entry", NULL ); - serialise_service( context, MLT_SERVICE( info.producer ), entry ); + if ( strcmp( mlt_properties_get( mlt_producer_properties( info.producer ), "mlt_service" ), "blank" ) == 0 ) + { + char length[ 20 ]; + length[ 19 ] = '\0'; + xmlNode *entry = xmlNewChild( child, NULL, "blank", NULL ); + snprintf( length, 19, "%lld", info.frame_count ); + xmlNewProp( entry, "length", length ); + } + else + { + xmlNode *entry = xmlNewChild( child, NULL, "entry", NULL ); + snprintf( key, 10, "%p", MLT_SERVICE( info.producer ) ); + xmlNewProp( entry, "producer", mlt_properties_get( context->producer_map, key ) ); + } } } } + else if ( strcmp( (const char*) node->name, "tractor" ) != 0 ) + { + snprintf( key, 10, "%p", service ); + xmlNewProp( node, "producer", mlt_properties_get( context->producer_map, key ) ); + } } // Recurse on tractor's producer else if ( strcmp( mlt_properties_get( properties, "resource" ), "" ) == 0 ) { - child = xmlNewChild( node, NULL, "tractor", NULL ); - - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) + if ( context->pass == 0 ) { - snprintf( id, 30, "tractor%d", context->tractor_count++ ); - xmlNewProp( child, "id", id ); + // Recurse on connected producer + serialise_service( context, mlt_service_get_producer( service ), node ); } + else + { + child = xmlNewChild( node, NULL, "tractor", NULL ); - // Recurse on connected producer - serialise_service( context, mlt_service_get_producer( service ), child ); - + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "tractor%d", context->tractor_count++ ); + xmlNewProp( child, "id", id ); + } + + xmlNewProp( child, "in", mlt_properties_get( properties, "in" ) ); + xmlNewProp( child, "out", mlt_properties_get( properties, "out" ) ); + + // Recurse on connected producer + serialise_service( context, mlt_service_get_producer( service ), child ); + } break; } } @@ -211,17 +289,19 @@ static void serialise_service( serialise_context context, mlt_service service, x // Recurse on connected producer serialise_service( context, MLT_SERVICE( MLT_FILTER( service )->producer ), node ); - child = xmlNewChild( node, NULL, "filter", NULL ); - - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) + if ( context->pass == 1 ) { - snprintf( id, 30, "filter%d", context->filter_count++ ); - xmlNewProp( child, "id", id ); - } + child = xmlNewChild( node, NULL, "filter", NULL ); - serialise_properties( properties, child ); + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "filter%d", context->filter_count++ ); + xmlNewProp( child, "id", id ); + } + serialise_properties( properties, child ); + } break; } @@ -231,17 +311,19 @@ static void serialise_service( serialise_context context, mlt_service service, x // Recurse on connected producer serialise_service( context, MLT_SERVICE( MLT_TRANSITION( service )->producer ), node ); - child = xmlNewChild( node, NULL, "transition", NULL ); - - // Set the id - if ( mlt_properties_get( properties, "id" ) == NULL ) + if ( context->pass == 1 ) { - snprintf( id, 30, "transition%d", context->transition_count++ ); - xmlNewProp( child, "id", id ); - } - - serialise_properties( properties, child ); + child = xmlNewChild( node, NULL, "transition", NULL ); + // Set the id + if ( mlt_properties_get( properties, "id" ) == NULL ) + { + snprintf( id, ID_SIZE, "transition%d", context->transition_count++ ); + xmlNewProp( child, "id", id ); + } + + serialise_properties( properties, child ); + } break; } @@ -261,8 +343,8 @@ static int consumer_start( mlt_consumer this ) mlt_service service = mlt_service_get_producer( mlt_consumer_service( this ) ); if ( service != NULL ) { - struct serialise_context_s context; - memset( &context, 0, sizeof( struct serialise_context_s ) ); + struct serialise_context_s *context = calloc( 1, sizeof( struct serialise_context_s ) ); + context->producer_map = mlt_properties_new(); // Remember inigo if ( mlt_properties_get( mlt_service_properties( service ), "mlt_service" ) != NULL && @@ -271,11 +353,21 @@ static int consumer_start( mlt_consumer this ) // Ensure producer is a framework producer mlt_properties_set( mlt_service_properties( service ), "mlt_type", "mlt_producer" ); - - serialise_service( &context, service, root ); + // In pass one, we serialise the end producers and playlists, + // adding them to a map keyed by address. + serialise_service( context, service, root ); + + // In pass two, we serialise the tractor and reference the + // producers and playlists + context->pass++; + serialise_service( context, service, root ); + + mlt_properties_close( context->producer_map ); + free( context ); + if ( mlt_properties_get( mlt_consumer_properties( this ), "resource" ) == NULL ) - xmlDocFormatDump( stderr, doc, 1 ); + xmlDocFormatDump( stdout, doc, 1 ); else xmlSaveFormatFile( mlt_properties_get( mlt_consumer_properties( this ), "resource" ), doc, 1 ); }