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copy the content of QDM2 atom as extradata for ffqdm2 playback; patch by Carl Eugen Hoyos 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22354 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nicodvb 2007-02-26 21:54:52 +00:00
parent c8adafcf3b
commit 3f7582cca2
1 changed files with 19 additions and 0 deletions
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19
libmpdemux/demux_rtp_codec.cpp
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@ -238,6 +238,25 @@ void rtpCodecInitialize_audio(demuxer_t* demuxer,
wf->wFormatTag = sh_audio->format = fourcc;
wf->nChannels = numChannels;
uint8_t *pos = (uint8_t*)qtRTPSource->qtState.sdAtom + 52;
uint8_t *endpos = (uint8_t*)qtRTPSource->qtState.sdAtom
+ qtRTPSource->qtState.sdAtomSize;
while (pos+8 < endpos) {
unsigned atomLength = pos[0]<<24 | pos[1]<<16 | pos[2]<<8 | pos[3];
if (atomLength == 0 || atomLength > endpos-pos) break;
if (!memcmp(pos+4, "wave", 4) && fourcc==mmioFOURCC('Q','D','M','2') &&
atomLength > 8 &&
atomLength <= INT_MAX) {
sh_audio->codecdata = (unsigned char*) malloc(atomLength-8);
if (sh_audio->codecdata) {
memcpy(sh_audio->codecdata, pos+8, atomLength-8);
sh_audio->codecdata_len = atomLength-8;
}
break;
}
pos += atomLength;
}
} else {
fprintf(stderr,
"Unknown MPlayer format code for MIME type \"audio/%s\"\n",