X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fcore%2Ffilter_rescale.c;h=25ca5fcff7d38ce347e7101ef7ba51f9c13bd184;hb=f4963a6aa07644399b273b5d2b1f9299c9047414;hp=6251ca89a8d0097b92758f90f1409cb16721b2c2;hpb=d33f444d4ef4c7bc4074d07a49eca0ab7d108394;p=melted

diff --git a/src/modules/core/filter_rescale.c b/src/modules/core/filter_rescale.c
index 6251ca8..25ca5fc 100644
--- a/src/modules/core/filter_rescale.c
+++ b/src/modules/core/filter_rescale.c
@@ -206,7 +206,12 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *
 			mlt_properties_set_int( properties, "rescale_width", iwidth );
 			mlt_properties_set_int( properties, "rescale_height", iheight );
 		}
-	
+
+		// Deinterlace if height is changing to prevent fields mixing on interpolation
+		// One exception: non-interpolated, integral scaling
+		if ( iheight != oheight && ( strcmp( interps, "nearest" ) || ( iheight % oheight != 0 ) ) )
+			mlt_properties_set_int( properties, "consumer_deinterlace", 1 );
+
 		// Get the image as requested
 		mlt_frame_get_image( this, image, format, &iwidth, &iheight, writable );