audio/video processing swap

[melted] / src / framework / mlt_multitrack.c

diff --git a/src/framework/mlt_multitrack.c b/src/framework/mlt_multitrack.c
index 323d1ee..6c24400 100644 (file)
--- a/src/framework/mlt_multitrack.c
+++ b/src/framework/mlt_multitrack.c
@@ -127,7 +127,8 @@ void mlt_multitrack_refresh( mlt_multitrack this )
                                mlt_properties_set( mlt_producer_properties( producer ), "eof", "continue" );
                        
                        // Determine the longest length
-                       length = mlt_producer_get_playtime( producer ) > length ? mlt_producer_get_playtime( producer ) : length;
+                       if ( !mlt_properties_get_int( mlt_producer_properties( producer ), "hide" ) )
+                               length = mlt_producer_get_playtime( producer ) > length ? mlt_producer_get_playtime( producer ) : length;
                        
                        // Handle fps
                        if ( fps == 0 )
@@ -259,7 +260,7 @@ mlt_position mlt_multitrack_clip( mlt_multitrack this, mlt_whence whence, int in
                // Get the producer for this track
                mlt_producer producer = this->list[ i ];
 
-               // If it's assigned...
+               // If it's assigned and not a hidden track
                if ( producer != NULL )
                {
                        // Get the properties of this producer
@@ -374,6 +375,7 @@ static int producer_get_frame( mlt_producer parent, mlt_frame_ptr frame, int ind
                double speed = mlt_properties_get_double( producer_properties, "_speed" );
                mlt_properties properties = mlt_frame_properties( *frame );
                mlt_properties_set_double( properties, "_speed", speed );
+               mlt_properties_set_int( properties, "hide", mlt_properties_get_int( mlt_producer_properties( producer ), "hide" ) );
        }
        else
        {