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Fixed the support for the A_MS/ACM CodecID which just stores a WAVEFORMATEX in the track's private data.

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12102 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
mosu 2004-04-02 07:36:42 +00:00
parent 931e26df8f
commit 0cbb4f5c2d
1 changed files with 18 additions and 8 deletions
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26
libmpdemux/demux_mkv.c
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@ -811,7 +811,8 @@ demux_mkv_read_trackentry (demuxer_t *demuxer)
track->codec_id = ebml_read_ascii (s, &l);
if (track->codec_id == NULL)
return 0;
if (!strcmp (track->codec_id, MKV_V_MSCOMP))
if (!strcmp (track->codec_id, MKV_V_MSCOMP) ||
!strcmp (track->codec_id, MKV_A_ACM))
track->ms_compat = 1;
else if (!strcmp (track->codec_id, MKV_S_VOBSUB))
track->subtitle_type = MATROSKA_SUBTYPE_VOBSUB;
@ -1479,16 +1480,25 @@ demux_mkv_open_audio (demuxer_t *demuxer, mkv_track_t *track)
sh_a->ds = demuxer->audio;
sh_a->wf = (WAVEFORMATEX *) malloc (sizeof (WAVEFORMATEX));
if (track->ms_compat)
if (track->ms_compat && (track->private_size >= sizeof(WAVEFORMATEX)))
{
memcpy(sh_a->wf, track->private_data, track->private_size);
WAVEFORMATEX *wf = (WAVEFORMATEX *)track->private_data;
sh_a->wf = (WAVEFORMATEX *) realloc(sh_a->wf, track->private_size);
sh_a->wf->wFormatTag = le2me_16 (wf->wFormatTag);
sh_a->wf->nChannels = le2me_16 (wf->nChannels);
sh_a->wf->nSamplesPerSec = le2me_32 (wf->nSamplesPerSec);
sh_a->wf->nAvgBytesPerSec = le2me_32 (wf->nAvgBytesPerSec);
sh_a->wf->nBlockAlign = le2me_16 (wf->nBlockAlign);
sh_a->wf->wBitsPerSample = le2me_16 (wf->wBitsPerSample);
sh_a->wf->cbSize = track->private_size - sizeof(WAVEFORMATEX);
memcpy(sh_a->wf + 1, wf + 1, track->private_size - sizeof(WAVEFORMATEX));
if (track->a_sfreq == 0.0)
track->a_sfreq = le2me_32 (sh_a->wf->nSamplesPerSec);
track->a_sfreq = sh_a->wf->nSamplesPerSec;
if (track->a_channels == 0)
track->a_channels = le2me_16 (sh_a->wf->nChannels);
track->a_channels = sh_a->wf->nChannels;
if (track->a_bps == 0)
track->a_bps = le2me_16 (sh_a->wf->wBitsPerSample);
track->a_formattag = le2me_16 (sh_a->wf->wFormatTag);
track->a_bps = sh_a->wf->wBitsPerSample;
track->a_formattag = sh_a->wf->wFormatTag;
}
else
{
@ -1774,7 +1784,7 @@ demux_mkv_open_audio (demuxer_t *demuxer, mkv_track_t *track)
dp->flags = 0;
ds_add_packet (demuxer->audio, dp);
}
else
else if (!track->ms_compat || (track->private_size < sizeof(WAVEFORMATEX)))
{
free_sh_audio (sh_a);
return 1;