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Add PS2 XAU meta (Spectral Force Chronicle).

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git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@804 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
snakemeat 2010-06-07 23:31:49 +00:00
parent b6e85d8336
commit 679bd61da6
1 changed files with 67 additions and 0 deletions
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67
src/meta/ps2_xau.c Normal file
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#include "meta.h"
#include "../util.h"
/* XAU (Spectral Force Chronicle [SLPM-65967]) */
VGMSTREAM * init_vgmstream_ps2_xau(STREAMFILE *streamFile)
{
VGMSTREAM * vgmstream = NULL;
char filename[260];
off_t start_offset;
int loop_flag = 0;
int channel_count;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("xau",filename_extension(filename))) goto fail;
/* check header */
if (read_32bitBE(0x00,streamFile) != 0x58415500)
goto fail;
loop_flag = 0;
channel_count = read_8bit(0x18,streamFile);
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count, loop_flag);
if (!vgmstream) goto fail;
/* fill in the vital statistics */
start_offset = 0x800;
vgmstream->channels = channel_count;
vgmstream->sample_rate = read_32bitBE(0x50, streamFile);
vgmstream->coding_type = coding_PSX;
vgmstream->num_samples = ((read_32bitBE(0x4C, streamFile) * channel_count)/ 16 / channel_count * 28);
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x8000;
vgmstream->meta_type = meta_PS2_XAU;
/* open the file for reading */
{
int i;
STREAMFILE * file;
file = streamFile->open(streamFile, filename, STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!file) goto fail;
for (i=0;i<channel_count;i++)
{
vgmstream->ch[i].streamfile = file;
vgmstream->ch[i].channel_start_offset=
vgmstream->ch[i].offset=start_offset + vgmstream->interleave_block_size * i;
}
}
return vgmstream;
/* clean up anything we may have opened */
fail:
if (vgmstream) close_vgmstream(vgmstream);
return NULL;
}