X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fcore%2Ftransition_luma.c;h=f08d84f76bfc8c1050f236389107081b323c3fad;hb=7e17e31f4c57e6a3560d3d5a29594f3d08edfd46;hp=258eefad0d587da9fe8fbf3b5ceda20ed4ddfd42;hpb=48108cd68c26e70ac3507a10472c7c83722101f7;p=melted

diff --git a/src/modules/core/transition_luma.c b/src/modules/core/transition_luma.c
index 258eefa..f08d84f 100644
--- a/src/modules/core/transition_luma.c
+++ b/src/modules/core/transition_luma.c
@@ -146,6 +146,9 @@ static void luma_composite( mlt_frame a_frame, mlt_frame b_frame, int luma_width
 	mlt_frame_get_image( a_frame, &p_dest, &format_dest, &width_dest, &height_dest, 1 );
 	mlt_frame_get_image( b_frame, &p_src, &format_src, &width_src, &height_src, 0 );
 
+	if ( *width == 0 || *height == 0 )
+		return;
+
 	// Pick the lesser of two evils ;-)
 	width_src = width_src > width_dest ? width_dest : width_src;
 	height_src = height_src > height_dest ? height_dest : height_src;
@@ -527,7 +530,6 @@ static int transition_get_image( mlt_frame a_frame, uint8_t **image, mlt_image_f
 	if ( mlt_properties_get( properties, "fixed" ) )
 		mix = mlt_properties_get_double( properties, "fixed" );
 
-
 	if ( luma_width > 0 && luma_height > 0 && luma_bitmap != NULL )
 		// Composite the frames using a luma map
 		luma_composite( !invert ? a_frame : b_frame, !invert ? b_frame : a_frame, luma_width, luma_height, luma_bitmap, mix, frame_delta,
@@ -536,7 +538,6 @@ static int transition_get_image( mlt_frame a_frame, uint8_t **image, mlt_image_f
 		// Dissolve the frames using the time offset for mix value
 		dissolve_yuv( a_frame, b_frame, mix, *width, *height );
 
-
 	// Extract the a_frame image info
 	*width = mlt_properties_get_int( !invert ? a_props : b_props, "width" );
 	*height = mlt_properties_get_int( !invert ? a_props : b_props, "height" );