Simplified playlist and track access

[melted] / mlt++ / src / MltProducer.cpp

diff --git a/mlt++/src/MltProducer.cpp b/mlt++/src/MltProducer.cpp
index cb1f1c4..31ace14 100644 (file)
--- a/mlt++/src/MltProducer.cpp
+++ b/mlt++/src/MltProducer.cpp
@@ -39,7 +39,7 @@ Producer::Producer( char *id, char *service ) :
 Producer::Producer( Service &producer ) :
        instance( NULL )
 {
-       service_type type = producer.type( );
+       mlt_service_type type = producer.type( );
        if ( type == producer_type || type == playlist_type || 
                 type == tractor_type || type == multitrack_type )
        {
@@ -70,6 +70,11 @@ mlt_producer Producer::get_producer( )
        return instance;
 }
 
+mlt_producer Producer::get_parent( )
+{
+       return get_producer( ) != NULL && mlt_producer_cut_parent( get_producer( ) ) != NULL ? mlt_producer_cut_parent( get_producer( ) ) : get_producer( );
+}
+
 mlt_service Producer::get_service( )
 {
        return mlt_producer_service( get_producer( ) );
@@ -138,3 +143,17 @@ Producer *Producer::cut( int in, int out )
        return result;
 }
 
+bool Producer::is_cut( )
+{
+       return mlt_producer_is_cut( get_producer( ) );
+}
+
+bool Producer::same_clip( Producer &that )
+{
+       return mlt_producer_cut_parent( get_producer( ) ) == mlt_producer_cut_parent( that.get_producer( ) );
+}
+
+bool Producer::runs_into( Producer &that )
+{
+       return same_clip( that ) && get_out( ) == ( that.get_in( ) - 1 );
+}