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| author | Zhentan Feng <spyfeng@gmail.com> | 2010-08-13 17:08:57 +0000 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2010-08-13 17:08:57 +0000 |
| commit | c46000c1ff570f30f2255dcb42950b464a219a3d (patch) | |
| tree | 64eee29bae390b42370a6d47442d9c17bf158105 | |
| parent | 99ab8ff049ebbd2807a69ca2154a72bface51c2e (diff) | |
| download | ffmpeg-c46000c1ff570f30f2255dcb42950b464a219a3d.tar.gz | |
Set fixed chunksize for ASF header in MMS streams, as per MSDN documentation.
This fixes playback of at least one MMST stream.
Patch by Zhentan Feng <spyfeng gmail com>.
Originally committed as revision 24793 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavformat/mms.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libavformat/mms.c b/libavformat/mms.c index 5afa077ccd..cbb4739aca 100644 --- a/libavformat/mms.c +++ b/libavformat/mms.c @@ -68,7 +68,12 @@ int ff_mms_asf_header_parser(MMSContext *mms) p += sizeof(ff_asf_guid) + 14; while(end - p >= sizeof(ff_asf_guid) + 8) { - uint64_t chunksize = AV_RL64(p + sizeof(ff_asf_guid)); + uint64_t chunksize; + if (!memcmp(p, ff_asf_data_header, sizeof(ff_asf_guid))) { + chunksize = 50; // see Reference [2] section 5.1 + } else { + chunksize = AV_RL64(p + sizeof(ff_asf_guid)); + } if (!chunksize || chunksize > end - p) { av_log(NULL, AV_LOG_ERROR, "Corrupt stream (header chunksize %"PRId64" is invalid)\n", |