Add xml_retain property support to xml module.

[mlt] / src / modules / xml / consumer_xml.c

diff --git a/src/modules/xml/consumer_xml.c b/src/modules/xml/consumer_xml.c
index 8f4735315e56f295de4e562d31971aae752754f8..92988f142f61f28fc17f747d0b240c989e0b3f45 100644 (file)
--- a/src/modules/xml/consumer_xml.c
+++ b/src/modules/xml/consumer_xml.c
@@ -234,7 +234,7 @@ static void serialise_properties( serialise_context context, mlt_properties prop
                         strcmp( name, "width" ) &&
                         strcmp( name, "height" ) )
                {
-                       char *value;
+                       char *value = NULL;
                        if ( !strcmp( name, "length" ) )
                        {
                                char *time = mlt_properties_get_time( properties, name, context->time_format );
@@ -392,6 +392,7 @@ static void serialise_multitrack( serialise_context context, mlt_service service
                                xmlNewProp( track, _x("in"), _x( mlt_properties_get_time( properties, "in", context->time_format ) ) );
                                xmlNewProp( track, _x("out"), _x( mlt_properties_get_time( properties, "out", context->time_format ) ) );
                                serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( producer ), track, context->store );
+                               serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( producer ), track, "xml_" );
                                if ( !context->no_meta )
                                        serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( producer ), track, "meta." );
                                serialise_service_filters( context, MLT_PRODUCER_SERVICE( producer ), track );
@@ -446,6 +447,7 @@ static void serialise_playlist( serialise_context context, mlt_service service,
 
                // Store application specific properties
                serialise_store_properties( context, properties, child, context->store );
+               serialise_store_properties( context, properties, child, "xml_" );
                if ( !context->no_meta )
                        serialise_store_properties( context, properties, child, "meta." );
 
@@ -485,6 +487,7 @@ static void serialise_playlist( serialise_context context, mlt_service service,
                                        if ( mlt_producer_is_cut( info.cut ) )
                                        {
                                                serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( info.cut ), entry, context->store );
+                                               serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( info.cut ), entry, "xml_" );
                                                if ( !context->no_meta )
                                                        serialise_store_properties( context, MLT_PRODUCER_PROPERTIES( info.cut ), entry, "meta." );
                                                serialise_service_filters( context, MLT_PRODUCER_SERVICE( info.cut ), entry );
@@ -527,11 +530,14 @@ static void serialise_tractor( serialise_context context, mlt_service service, x
                        xmlNewProp( child, _x("title"), _x(mlt_properties_get( properties, "title" )) );
                if ( mlt_properties_get( properties, "global_feed" ) )
                        xmlNewProp( child, _x("global_feed"), _x(mlt_properties_get( properties, "global_feed" )) );
-               xmlNewProp( child, _x("in"), _x(mlt_properties_get_time( properties, "in", context->time_format )) );
-               xmlNewProp( child, _x("out"), _x(mlt_properties_get_time( properties, "out", context->time_format )) );
+               if ( mlt_properties_get_position( properties, "in" ) >= 0 )
+                       xmlNewProp( child, _x("in"), _x(mlt_properties_get_time( properties, "in", context->time_format )) );
+               if ( mlt_properties_get_position( properties, "out" ) >= 0 )
+                       xmlNewProp( child, _x("out"), _x(mlt_properties_get_time( properties, "out", context->time_format )) );
 
                // Store application specific properties
                serialise_store_properties( context, MLT_SERVICE_PROPERTIES( service ), child, context->store );
+               serialise_store_properties( context, MLT_SERVICE_PROPERTIES( service ), child, "xml_" );
                if ( !context->no_meta )
                        serialise_store_properties( context, MLT_SERVICE_PROPERTIES( service ), child, "meta." );
 
@@ -665,6 +671,8 @@ static void serialise_service( serialise_context context, mlt_service service, x
                        else
                        {
                                serialise_producer( context, service, node );
+                               if ( mlt_properties_get( properties, "xml" ) != NULL )
+                                       break;
                        }
                }
 
@@ -687,6 +695,25 @@ static void serialise_service( serialise_context context, mlt_service service, x
        }
 }
 
+static void serialise_other( mlt_properties properties, struct serialise_context_s *context, xmlNodePtr root )
+{
+       int i;
+       mlt_properties_debug( properties, __FUNCTION__, stderr );
+       for ( i = 0; i < mlt_properties_count( properties ); i++ )
+       {
+               const char* name = mlt_properties_get_name( properties, i );
+               if ( strlen(name) > 10 && !strncmp( name, "xml_retain", 10 ) )
+               {
+                       mlt_service service = mlt_properties_get_data_at( properties, i, NULL );
+                       if ( service )
+                       {
+                               mlt_properties_set_int( MLT_SERVICE_PROPERTIES( service ), "xml_retain", 1 );
+                               serialise_service( context, service, root );
+                       }
+               }
+       }
+}
+
 xmlDocPtr xml_make_doc( mlt_consumer consumer, mlt_service service )
 {
        mlt_properties properties = MLT_SERVICE_PROPERTIES( service );
@@ -768,11 +795,13 @@ xmlDocPtr xml_make_doc( mlt_consumer consumer, mlt_service service )
 
        // In pass one, we serialise the end producers and playlists,
        // adding them to a map keyed by address.
+       serialise_other( MLT_SERVICE_PROPERTIES( service ), context, root );
        serialise_service( context, service, root );
 
        // In pass two, we serialise the tractor and reference the
        // producers and playlists
        context->pass++;
+       serialise_other( MLT_SERVICE_PROPERTIES( service ), context, root );
        serialise_service( context, service, root );
 
        // Cleanup resource
@@ -918,6 +947,9 @@ static void *consumer_thread( void *arg )
        // Frame and size
        mlt_frame frame = NULL;
 
+       int video_off = mlt_properties_get_int( properties, "video_off" );
+       int audio_off = mlt_properties_get_int( properties, "audio_off" );
+
        // Loop while running
        while( !terminated && mlt_properties_get_int( properties, "running" ) )
        {
@@ -939,8 +971,10 @@ static void *consumer_thread( void *arg )
                        mlt_audio_format aformat = mlt_audio_s16;
                        uint8_t *buffer;
 
-                       mlt_frame_get_image( frame, &buffer, &iformat, &width, &height, 0 );
-                       mlt_frame_get_audio( frame, (void**) &buffer, &aformat, &frequency, &channels, &samples );
+                       if ( !video_off )
+                               mlt_frame_get_image( frame, &buffer, &iformat, &width, &height, 0 );
+                       if ( !audio_off )
+                               mlt_frame_get_audio( frame, (void**) &buffer, &aformat, &frequency, &channels, &samples );
 
                        // Close the frame
                        mlt_events_fire( properties, "consumer-frame-show", frame, NULL );