From 4f18f1b089035a99d8e2027d65dea03e5d4de659 Mon Sep 17 00:00:00 2001
From: Aurelien Jacobs <aurel@gnuage.org>
Date: Mon, 3 Jan 2011 23:33:20 +0000
Subject: [PATCH] mpeg4videodec: reset time_base.num to 0 when detecting
 time_base.den=0 to avoid leaving time_base in a broken/inconsistent state fix
 issue2471

Originally committed as revision 26207 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/mpeg4videodec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index b339f7812f..c0d9f8fe3c 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -1575,6 +1575,7 @@ static int decode_vol_header(MpegEncContext *s, GetBitContext *gb){
     s->avctx->time_base.den = get_bits(gb, 16);
     if(!s->avctx->time_base.den){
         av_log(s->avctx, AV_LOG_ERROR, "time_base.den==0\n");
+        s->avctx->time_base.num = 0;
         return -1;
     }