[SCM] libav/experimental: support h264 extradata with 0x000001 startcode

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 3700d8002809defe16f555490007fa69c3ddcfc9
Author: Baptiste Coudurier <baptiste.coudurier at gmail.com>
Date:   Fri Jan 16 01:26:52 2009 +0000

    support h264 extradata with 0x000001 startcode
    
    Originally committed as revision 16627 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/avc.c b/libavformat/avc.c
index cd15ca7..6ecea38 100644
--- a/libavformat/avc.c
+++ b/libavformat/avc.c
@@ -97,7 +97,8 @@ int ff_isom_write_avcc(ByteIOContext *pb, const uint8_t *data, int len)
 {
     if (len > 6) {
         /* check for h264 start code */
-        if (AV_RB32(data) == 0x00000001) {
+        if (AV_RB32(data) == 0x00000001 ||
+            AV_RB24(data) == 0x000001) {
             uint8_t *buf=NULL, *end, *start;
             uint32_t sps_size=0, pps_size=0;
             uint8_t *sps=0, *pps=0;

-- 
Libav/FFmpeg packaging