[FFmpeg-cvslog] r12349 - trunk/libavcodec/gifdec.c

[bcoudurier]

Author: bcoudurier
Date: Thu Mar  6 10:45:59 2008
New Revision: 12349

Log:
fix interlaced decoding, original patch from reimar

Modified:
   trunk/libavcodec/gifdec.c

Modified: trunk/libavcodec/gifdec.c
==============================================================================
--- trunk/libavcodec/gifdec.c	(original)
+++ trunk/libavcodec/gifdec.c	Thu Mar  6 10:45:59 2008
@@ -126,11 +126,8 @@ static int gif_read_image(GifState *s)
                 y1 += 8;
                 ptr += linesize * 8;
                 if (y1 >= height) {
-                    y1 = 4;
-                    if (pass == 0)
-                        ptr = ptr1 + linesize * 4;
-                    else
-                        ptr = ptr1 + linesize * 2;
+                    y1 = pass ? 2 : 4;
+                    ptr = ptr1 + linesize * y1;
                     pass++;
                 }
                 break;