Wild card filter tracks

[melted] / src / framework / mlt_filter.c

diff --git a/src/framework/mlt_filter.c b/src/framework/mlt_filter.c
index 9472cc3..6ca7afb 100644 (file)
--- a/src/framework/mlt_filter.c
+++ b/src/framework/mlt_filter.c
@@ -169,7 +169,7 @@ static int filter_get_frame( mlt_service service, mlt_frame_ptr frame, int index
        mlt_service producer = mlt_service_producer( &this->parent );
 
        // If the frame request is for this filters track, we need to process it
-       if ( index == track )
+       if ( index == track || track == -1 )
        {
                int ret = mlt_service_get_frame( producer, frame, index );
                if ( ret == 0 )