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first attempt to make 24-bit PCM DVDs work

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13237 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2004-09-03 10:50:03 +00:00
parent 04ecde13b1
commit 13abc1ced2
1 changed files with 18 additions and 8 deletions
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26
libmpcodecs/ad_dvdpcm.c
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@ -4,6 +4,7 @@
#include "config.h"
#include "ad_internal.h"
#include "../libaf/af_format.h"
static ad_info_t info =
{
@ -29,12 +30,28 @@ static int init(sh_audio_t *sh)
case 2: sh->samplerate=44100;break;
case 3: sh->samplerate=32000;break;
}
switch ((h >> 6) & 3) {
case 0:
sh->sample_format = AFMT_S16_BE;
sh->samplesize = 2;
break;
case 2:
sh->sample_format = AFMT_AF_FLAGS | AF_FORMAT_I |
AF_FORMAT_BE | AF_FORMAT_US;
sh->samplesize = 3;
break;
default:
sh->sample_format = AFMT_S16_BE;
sh->samplesize = 2;
}
} else {
// use defaults:
sh->channels=2;
sh->samplerate=48000;
sh->sample_format = AFMT_S16_BE;
sh->samplesize = 2;
}
sh->i_bps=2*sh->channels*sh->samplerate;
sh->i_bps = sh->samplesize * sh->channels * sh->samplerate;
return 1;
}
@ -66,12 +83,5 @@ static int decode_audio(sh_audio_t *sh_audio,unsigned char *buf,int minlen,int m
{
int j,len;
len=demux_read_data(sh_audio->ds,buf,(minlen+3)&(~3));
#ifndef WORDS_BIGENDIAN
for(j=0;j<len;j+=2){
char x=buf[j];
buf[j]=buf[j+1];
buf[j+1]=x;
}
#endif
return len;
}