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Support for v3 audio section (used with 14_4 codec) in real files 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11990 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rtognimp 2004-02-22 23:28:03 +00:00
parent d592bf3e6a
commit 845154b6b6
1 changed files with 58 additions and 0 deletions
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58
libmpdemux/demux_real.c
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@ -1078,11 +1078,59 @@ void demux_open_real(demuxer_t* demuxer)
int flavor;
int coded_frame_size;
int codecdata_length;
int i;
char *buft;
mp_msg(MSGT_DEMUX,MSGL_V,"Found audio stream!\n");
version = stream_read_word(demuxer->stream);
mp_msg(MSGT_DEMUX,MSGL_V,"version: %d\n", version);
// stream_skip(demuxer->stream, 2); /* version (4 or 5) */
if (version == 3) {
stream_skip(demuxer->stream, 2);
stream_skip(demuxer->stream, 10);
stream_skip(demuxer->stream, 4);
// Name, author, (c) are also in CONT tag
if ((i = stream_read_char(demuxer->stream)) != 0) {
buft = malloc(i+1);
stream_read(demuxer->stream, buft, i);
buft[i] = 0;
demux_info_add(demuxer, "Name", buft);
free(buft);
}
if ((i = stream_read_char(demuxer->stream)) != 0) {
buft = malloc(i+1);
stream_read(demuxer->stream, buft, i);
buft[i] = 0;
demux_info_add(demuxer, "Author", buft);
free(buft);
}
if ((i = stream_read_char(demuxer->stream)) != 0) {
buft = malloc(i+1);
stream_read(demuxer->stream, buft, i);
buft[i] = 0;
demux_info_add(demuxer, "Copyright", buft);
free(buft);
}
if ((i = stream_read_char(demuxer->stream)) != 0)
mp_msg(MSGT_DEMUX,MSGL_WARN,"Last header byte is not zero!\n");
stream_skip(demuxer->stream, 1);
i = stream_read_char(demuxer->stream);
sh->format = stream_read_dword_le(demuxer->stream);
if (i != 4) {
mp_msg(MSGT_DEMUX,MSGL_WARN,"Audio FourCC size is not 4 (%d), please report to "
"MPlayer developers\n", i);
stream_skip(demuxer->stream, i - 4);
}
if (sh->format != mmioFOURCC('l','p','c','J')) {
mp_msg(MSGT_DEMUX,MSGL_WARN,"Version 3 audio with FourCC %8x, please report to "
"MPlayer developers\n", sh->format);
}
sh->channels = 1;
sh->samplesize = 16;
sh->samplerate = 8000;
frame_size = 240;
strcpy(buf, "14_4");
} else {
stream_skip(demuxer->stream, 2); // 00 00
stream_skip(demuxer->stream, 4); /* .ra4 or .ra5 */
stream_skip(demuxer->stream, 4); // ???
@ -1126,6 +1174,7 @@ void demux_open_real(demuxer_t* demuxer)
/* Desc #2 */
get_str(1, demuxer, buf, sizeof(buf));
}
}
/* Emulate WAVEFORMATEX struct: */
sh->wf = malloc(sizeof(WAVEFORMATEX));
@ -1164,6 +1213,15 @@ void demux_open_real(demuxer_t* demuxer)
// sh->format = 0x2000;
break;
case MKTAG('1', '4', '_', '4'):
sh->wf->cbSize = 10;
sh->wf = realloc(sh->wf, sizeof(WAVEFORMATEX)+sh->wf->cbSize);
((short*)(sh->wf+1))[0]=0;
((short*)(sh->wf+1))[1]=240;
((short*)(sh->wf+1))[2]=0;
((short*)(sh->wf+1))[3]=0x14;
((short*)(sh->wf+1))[4]=0;
break;
case MKTAG('2', '8', '_', '8'):
case MKTAG('s', 'i', 'p', 'r'):
#if 0