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Get the proper codec id when a WAVE_FORMAT_EXTENSIBLE extension exists in a

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wave file.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30709 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
tack 2010-02-22 14:27:32 +00:00
parent 2f19fe91ec
commit cc8a878a9c
3 changed files with 19 additions and 0 deletions
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6
libmpdemux/aviprint.c
View File

@ -89,6 +89,12 @@ void print_wave_header(WAVEFORMATEX *h, int verbose_level){
mp_msg(MSGT_HEADER, verbose_level, "mp3.nFramesPerBlock=%d\n",h2->nFramesPerBlock);
mp_msg(MSGT_HEADER, verbose_level, "mp3.nCodecDelay=%d\n",h2->nCodecDelay);
}
else if (h->wFormatTag == 0xfffe && h->cbSize >= 22) {
WAVEFORMATEXTENSIBLE *h2 = (WAVEFORMATEXTENSIBLE *)h;
mp_msg(MSGT_HEADER, verbose_level, "ex.wValidBitsPerSample=%d\n", h2->wValidBitsPerSample);
mp_msg(MSGT_HEADER, verbose_level, "ex.dwChannelMask=0x%X\n", h2->dwChannelMask);
mp_msg(MSGT_HEADER, verbose_level, "ex.SubFormat=%d (0x%X)\n", h2->SubFormat, h2->SubFormat);
}
else if (h->cbSize > 0)
{
int i;

2
libmpdemux/demux_audio.c
View File

@ -416,6 +416,8 @@ static int demux_audio_open(demuxer_t* demuxer) {
}
stream_read(s,(char*)((char*)(w)+sizeof(WAVEFORMATEX)),w->cbSize);
l -= w->cbSize;
if (w->wFormatTag & 0xfffe && w->cbSize >= 22)
sh_audio->format = ((WAVEFORMATEXTENSIBLE *)w)->SubFormat;
}
if( mp_msg_test(MSGT_DEMUX,MSGL_V) ) print_wave_header(w, MSGL_V);

11
libmpdemux/ms_hdr.h
View File

@ -34,6 +34,17 @@ typedef struct __attribute__((__packed__)) _WAVEFORMATEX {
} WAVEFORMATEX, *PWAVEFORMATEX, *NPWAVEFORMATEX, *LPWAVEFORMATEX;
#endif /* _WAVEFORMATEX_ */
#ifndef _WAVEFORMATEXTENSIBLE_
#define _WAVEFORMATEXTENSIBLE_
typedef struct __attribute__((__packed__)) _WAVEFORMATEXTENSIBLE {
WAVEFORMATEX wf;
unsigned short wValidBitsPerSample;
unsigned int dwChannelMask;
unsigned int SubFormat; // Only interested in first 32 bits of guid
unsigned int _guid_remainder[3];
} WAVEFORMATEXTENSIBLE;
#endif /* _WAVEFORMATEXTENSIBLE_ */
#ifndef _MPEGLAYER3WAVEFORMAT_
#define _MPEGLAYER3WAVEFORMAT_
typedef struct __attribute__((__packed__)) mpeglayer3waveformat_tag {