X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fplus%2Ffilter_sepia.c;h=4aa0dbc0088e7225b565c9307626cd48b1cfd5cb;hb=2a04e5dceebd174e24be42da8643a815640db27d;hp=07ab2682507f0bb80b16a1c69195c973fcaa7b9b;hpb=eccf04749681f70957f34fdd6742224774e72d15;p=melted

diff --git a/src/modules/plus/filter_sepia.c b/src/modules/plus/filter_sepia.c
index 07ab268..4aa0dbc 100644
--- a/src/modules/plus/filter_sepia.c
+++ b/src/modules/plus/filter_sepia.c
@@ -38,23 +38,35 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *
 	int error = mlt_frame_get_image( this, image, format, width, height, 1 );
 
 	// Only process if we have no error and a valid colour space
-	if ( error == 0 && *format == mlt_image_yuv422 )
+	if ( error == 0 && *image && *format == mlt_image_yuv422 )
 	{
 		// We modify the whole image
 		uint8_t *p = *image;
-		uint8_t *q = *image + *height * *width * 2;
+		int h = *height;
+		int uneven = *width % 2;
+		int w = ( *width - uneven ) / 2;
+		int t;
 
 		// Get u and v values
 		int u = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "u" );
 		int v = mlt_properties_get_int( MLT_FILTER_PROPERTIES( filter ), "v" );
 
 		// Loop through image
-		while ( p != q )
+		while( h -- )
 		{
-			p ++;
-			*p ++ = u;
-			p ++;
-			*p ++ = v;
+			t = w;
+			while( t -- )
+			{
+				p ++;
+				*p ++ = u;
+				p ++;
+				*p ++ = v;
+			}
+			if ( uneven )
+			{
+				p ++;
+				*p ++ = u;
+			}
 		}
 	}