From 429eeecd5a46feebf8a2ad4427d29cf1079ce827 Mon Sep 17 00:00:00 2001
From: Aurelien Jacobs <aurel@gnuage.org>
Date: Mon, 24 Aug 2009 13:43:33 +0000
Subject: [PATCH] matroskadec: add correct extradata offset for V_MS/VFW/FOURCC
 tracks

Originally committed as revision 19694 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/matroskadec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 0ab1cc9138..319aea0037 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -1246,6 +1246,7 @@ static int matroska_read_header(AVFormatContext *s, AVFormatParameters *ap)
             && track->codec_priv.data != NULL) {
             track->video.fourcc = AV_RL32(track->codec_priv.data + 16);
             codec_id = ff_codec_get_id(ff_codec_bmp_tags, track->video.fourcc);
+            extradata_offset = 40;
         } else if (!strcmp(track->codec_id, "A_MS/ACM")
                    && track->codec_priv.size >= 18
                    && track->codec_priv.data != NULL) {