From d9dd7a0d2cf22077e2441fd6396e07bb23de6fe5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 23 Jul 2005 11:16:18 +0000
Subject: [PATCH] minor user data reading bugfix
Originally committed as revision 4467 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/h263.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/libavcodec/h263.c b/libavcodec/h263.c
index 7dc04673220..2e7a446b430 100644
--- a/libavcodec/h263.c
+++ b/libavcodec/h263.c
@@ -5742,13 +5742,11 @@ static int decode_user_data(MpegEncContext *s, GetBitContext *gb){
int ver, build, ver2, ver3;
char last;
- buf[0]= show_bits(gb, 8);
- for(i=1; i<256; i++){
- buf[i]= show_bits(gb, 16)&0xFF;
- if(buf[i]==0) break;
- skip_bits(gb, 8);
+ for(i=0; i<255; i++){
+ if(show_bits(gb, 23) == 0) break;
+ buf[i]= get_bits(gb, 8);
}
- buf[255]=0;
+ buf[i]=0;
/* divx detection */
e=sscanf(buf, "DivX%dBuild%d%c", &ver, &build, &last);
--
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