Cloning optimisations and introduction of the service parser

[mlt] / src / framework / mlt_service.c

diff --git a/src/framework/mlt_service.c b/src/framework/mlt_service.c
index 06fd7d587bdfbb0bce29977005c759374191bcfa..9a1cc376e3dbe36209fdc910ec589f06dbcbf948 100644 (file)
--- a/src/framework/mlt_service.c
+++ b/src/framework/mlt_service.c
@@ -99,6 +99,41 @@ static void mlt_service_property_changed( mlt_listener listener, mlt_properties
                listener( owner, this, ( char * )args[ 0 ] );
 }
 
+mlt_service_type mlt_service_identify( mlt_service this )
+{
+       mlt_service_type type = invalid_type;
+       if ( this != NULL )
+       {
+               mlt_properties properties = mlt_service_properties( this );
+               char *mlt_type = mlt_properties_get( properties, "mlt_type" );
+               char *resource = mlt_properties_get( properties, "resource" );
+               if ( mlt_type == NULL )
+                       type = unknown_type;
+               else if ( !strcmp( mlt_type, "producer" ) )
+                       type = producer_type;
+               else if ( !strcmp( mlt_type, "mlt_producer" ) )
+               {
+                       if ( resource == NULL || !strcmp( resource, "<producer>" ) )
+                               type = producer_type;
+                       else if ( !strcmp( resource, "<playlist>" ) )
+                               type = playlist_type;
+                       else if ( !strcmp( resource, "<tractor>" ) )
+                               type = tractor_type;
+                       else if ( !strcmp( resource, "<multitrack>" ) )
+                               type = multitrack_type;
+               }
+               else if ( !strcmp( mlt_type, "filter" ) )
+                       type = filter_type;
+               else if ( !strcmp( mlt_type, "transition" ) )
+                       type = transition_type;
+               else if ( !strcmp( mlt_type, "consumer" ) )
+                       type = consumer_type;
+               else
+                       type = unknown_type;
+       }
+       return type;
+}
+
 /** Connect a producer service.
        Returns: > 0 warning, == 0 success, < 0 serious error
                         1 = this service does not accept input