[FFmpeg-cvslog] r23063 - trunk/libavcodec/iff.c

[mru]

Author: mru
Date: Sun May  9 18:24:20 2010
New Revision: 23063

Log:
IFF: decode last 8 pixels per line

The decodeplane8() function processes one byte of input less than
it should.  Also, the for loop has an unusual style with side-effects
in the controlling expression; replaced with a more intuitive while
loop.

10l to Basty.

Modified:
   trunk/libavcodec/iff.c

Modified: trunk/libavcodec/iff.c
==============================================================================
--- trunk/libavcodec/iff.c	Sun May  9 14:04:48 2010	(r23062)
+++ trunk/libavcodec/iff.c	Sun May  9 18:24:20 2010	(r23063)
@@ -141,9 +141,10 @@ static av_cold int decode_init(AVCodecCo
 static void decodeplane8(uint8_t *dst, const uint8_t *buf, int buf_size, int bps, int plane)
 {
     const uint64_t *lut = plane8_lut[plane];
-    for(; --buf_size != 0; dst += 8) {
+    while (buf_size--) {
         uint64_t v = AV_RN64A(dst) | lut[*buf++];
         AV_WN64A(dst, v);
+        dst += 8;
     }
 }