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fixed for weird ads format (ex : clock tower 3)

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git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@695 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
fastelbja 2009-09-08 06:03:14 +00:00
parent d788a2e71f
commit bf2e33c959
1 changed files with 24 additions and 0 deletions
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24
src/meta/ps2_ads.c
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@ -10,8 +10,11 @@ VGMSTREAM * init_vgmstream_ps2_ads(STREAMFILE *streamFile) {
int loop_flag=0;
int channel_count;
off_t start_offset;
off_t check_offset;
uint8_t testBuffer[0x10];
uint8_t isPCM = 0;
off_t readOffset = 0;
off_t loopEnd = 0;
@ -53,6 +56,7 @@ VGMSTREAM * init_vgmstream_ps2_ads(STREAMFILE *streamFile) {
/* SS2 container with RAW Interleaved PCM */
if (read_32bitLE(0x08,streamFile)!=0x10) {
vgmstream->coding_type=coding_PCM16LE;
vgmstream->num_samples = read_32bitLE(0x24,streamFile)/2/vgmstream->channels;
}
@ -115,6 +119,26 @@ VGMSTREAM * init_vgmstream_ps2_ads(STREAMFILE *streamFile) {
}
}
// check if we got a real pcm (ex: Clock Tower 3)
if(vgmstream->coding_type==coding_PCM16LE)
{
check_offset=start_offset;
do {
if(read_8bit(check_offset+1,streamFile)>7)
{
isPCM=1;
break;
} else
check_offset+=0x10;
} while (check_offset<get_streamfile_size(streamFile));
if(!isPCM) {
vgmstream->num_samples=(get_streamfile_size(streamFile)-start_offset)/16*28/vgmstream->channels;
vgmstream->coding_type=coding_PSX;
}
}
/* expect pcm format allways start @ 0x800, don't know if it's true :P */
/*if(vgmstream->coding_type == coding_PCM16LE)
start_offset=0x800;*/