--- image.h	2002/03/08 02:44:46	1.1
+++ image.h	2002/04/09 13:35:40	1.3
@@ -21,11 +21,14 @@
 
 void image_swap(IMAGE * image1, IMAGE * image2);
 void image_copy(IMAGE *image1, IMAGE * image2, uint32_t edged_width, uint32_t height);
-void image_setedges(IMAGE * image, uint32_t edged_width, uint32_t edged_height, uint32_t width, uint32_t height);
+void image_setedges(IMAGE * image, uint32_t edged_width, uint32_t edged_height, uint32_t width, uint32_t height, uint32_t interlacing);
 void image_interpolate(const IMAGE * refn, 
 					   IMAGE * refh, IMAGE * refv,	IMAGE * refhv, 
 					   uint32_t edged_width, uint32_t edged_height, uint32_t rounding);
 
+float image_psnr(IMAGE *orig_image, IMAGE *recon_image,
+              uint16_t stride, uint16_t width, uint16_t height);
+
 int image_input(IMAGE * image, uint32_t width, int height, uint32_t edged_width,
 			uint8_t * src, int csp);