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Use interleaver id to select the correct interleaver instead of guessing 

it from the codec id.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22007 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rtogni 2007-01-24 21:20:08 +00:00
parent 7061372a74
commit 2669d9536a
1 changed files with 21 additions and 23 deletions
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44
libmpdemux/demux_real.c
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@ -111,6 +111,7 @@ typedef struct {
/**
* Used to reorder audio data
*/
unsigned int intl_id[MAX_STREAMS]; ///< interleaver id, per stream
int sub_packet_size[MAX_STREAMS]; ///< sub packet size, per stream
int sub_packet_h[MAX_STREAMS]; ///< number of coded frames per block
int coded_framesize[MAX_STREAMS]; ///< coded frame size, per stream
@ -697,22 +698,20 @@ got_audio:
free(sub_packet_lengths);
return 1;
}
if ((((sh_audio_t*)ds->sh)->format == mmioFOURCC('2', '8', '_', '8')) ||
(((sh_audio_t*)ds->sh)->format == mmioFOURCC('c', 'o', 'o', 'k')) ||
(((sh_audio_t*)ds->sh)->format == mmioFOURCC('a', 't', 'r', 'c')) ||
(((sh_audio_t*)ds->sh)->format == mmioFOURCC('s', 'i', 'p', 'r'))) {
if ((priv->intl_id[stream_id] == mmioFOURCC('I', 'n', 't', '4')) ||
(priv->intl_id[stream_id] == mmioFOURCC('g', 'e', 'n', 'r')) ||
(priv->intl_id[stream_id] == mmioFOURCC('s', 'i', 'p', 'r'))) {
sps = priv->sub_packet_size[stream_id];
sph = priv->sub_packet_h[stream_id];
cfs = priv->coded_framesize[stream_id];
w = priv->audiopk_size[stream_id];
spc = priv->sub_packet_cnt;
switch (((sh_audio_t*)ds->sh)->format) {
case mmioFOURCC('2', '8', '_', '8'):
switch (priv->intl_id[stream_id]) {
case mmioFOURCC('I', 'n', 't', '4'):
for (x = 0; x < sph / 2; x++)
stream_read(demuxer->stream, priv->audio_buf + x * 2 * w + spc * cfs, cfs);
break;
case mmioFOURCC('c', 'o', 'o', 'k'):
case mmioFOURCC('a', 't', 'r', 'c'):
case mmioFOURCC('g', 'e', 'n', 'r'):
for (x = 0; x < w / sps; x++)
stream_read(demuxer->stream, priv->audio_buf + sps * (sph * x + ((sph + 1) / 2) * (spc & 1) +
(spc >> 1)), sps);
@ -768,7 +767,7 @@ got_audio:
ds_add_packet(ds, dp);
}
}
} else { // Not a codec that require reordering
} else { // No interleaving
dp = new_demux_packet(len);
stream_read(demuxer->stream, dp->buffer, len);
@ -1355,15 +1354,17 @@ static demuxer_t* demux_open_real(demuxer_t* demuxer)
if (version == 5)
{
stream_skip(demuxer->stream, 4); // "genr"
stream_read(demuxer->stream, buf, 4); // interleaver id
priv->intl_id[stream_id] = MKTAG(buf[0], buf[1], buf[2], buf[3]);
stream_read(demuxer->stream, buf, 4); // fourcc
buf[4] = 0;
}
else
{
/* Desc #1 */
skip_str(1, demuxer);
/* Desc #2 */
/* Interleaver id */
get_str(1, demuxer, buf, sizeof(buf));
priv->intl_id[stream_id] = MKTAG(buf[0], buf[1], buf[2], buf[3]);
/* Codec FourCC */
get_str(1, demuxer, buf, sizeof(buf));
}
}
@ -1391,10 +1392,6 @@ static demuxer_t* demux_open_real(demuxer_t* demuxer)
case MKTAG('2', '8', '_', '8'):
sh->wf->nBlockAlign = coded_frame_size;
priv->sub_packet_size[stream_id] = sub_packet_size;
priv->sub_packet_h[stream_id] = sub_packet_h;
priv->coded_framesize[stream_id] = coded_frame_size;
priv->audiopk_size[stream_id] = frame_size;
break;
case MKTAG('s', 'i', 'p', 'r'):
@ -1413,16 +1410,11 @@ static demuxer_t* demux_open_real(demuxer_t* demuxer)
sh->wf->cbSize = codecdata_length;
sh->wf = realloc(sh->wf, sizeof(WAVEFORMATEX)+sh->wf->cbSize);
stream_read(demuxer->stream, ((char*)(sh->wf+1)), codecdata_length); // extras
if ((sh->format == MKTAG('a', 't', 'r', 'c')) ||
(sh->format == MKTAG('c', 'o', 'o', 'k')))
if (priv->intl_id[stream_id] == MKTAG('g', 'e', 'n', 'r'))
sh->wf->nBlockAlign = sub_packet_size;
else
sh->wf->nBlockAlign = coded_frame_size;
priv->sub_packet_size[stream_id] = sub_packet_size;
priv->sub_packet_h[stream_id] = sub_packet_h;
priv->coded_framesize[stream_id] = coded_frame_size;
priv->audiopk_size[stream_id] = frame_size;
break;
case MKTAG('r', 'a', 'a', 'c'):
@ -1446,6 +1438,12 @@ static demuxer_t* demux_open_real(demuxer_t* demuxer)
mp_msg(MSGT_DEMUX,MSGL_V,"Audio: Unknown (%s)\n", buf);
}
// Interleaver setup
priv->sub_packet_size[stream_id] = sub_packet_size;
priv->sub_packet_h[stream_id] = sub_packet_h;
priv->coded_framesize[stream_id] = coded_frame_size;
priv->audiopk_size[stream_id] = frame_size;
sh->wf->wFormatTag = sh->format;
mp_msg(MSGT_DEMUX,MSGL_V,"audio fourcc: %.4s (%x)\n", (char *)&sh->format, sh->format);