From 818062f2f346df30f4ec0c0c1f54e8025cc3a80a Mon Sep 17 00:00:00 2001
From: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Date: Thu, 11 Jun 2009 04:30:05 +0000
Subject: [PATCH] if b frames are parsed, set codec->has_b_frames

Originally committed as revision 19147 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/utils.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libavformat/utils.c b/libavformat/utils.c
index 252a7974b0..dc188853e3 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -751,6 +751,9 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st,
     int num, den, presentation_delayed, delay, i;
     int64_t offset;
 
+    if (pc && pc->pict_type == FF_B_TYPE)
+        st->codec->has_b_frames = 1;
+
     /* do we have a video B-frame ? */
     delay= st->codec->has_b_frames;
     presentation_delayed = 0;