do not attempt to seek backward in stream on MDPR chunk with no codec data

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12993 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2004-08-10 20:13:44 +00:00
parent d206d01e84
commit 2594c8a462
1 changed files with 5 additions and 0 deletions

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@ -1044,6 +1044,11 @@ void demux_open_real(demuxer_t* demuxer)
codec_data_size = stream_read_dword(demuxer->stream);
codec_pos = stream_tell(demuxer->stream);
if (!codec_data_size) {
mp_msg(MSGT_DEMUX,MSGL_DBG2,"demux_real: no codec data in MDPR chunk at fpos=0x%X\n", codec_pos);
break;
}
tmp = stream_read_dword(demuxer->stream);
mp_msg(MSGT_DEMUX,MSGL_DBG2,"demux_real: type_spec: len=%d fpos=0x%X first_dword=0x%X (%.4s) \n",