added loops and checks to ngc_dsp_ygo.c

git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@731 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
manakoAT 2010-01-31 10:35:32 +00:00
parent 484ea33b02
commit a7feabe063

View File

@ -1,24 +1,30 @@
#include "meta.h"
#include "../util.h"
/* .dsp found in Yu-Gi-Oh! The Falsebound Kingdom (GC) */
/* .dsp found in:
Hikaru No Go 3 (NGC)
Yu-Gi-Oh! The Falsebound Kingdom (NGC)
2010-01-31 - added loop stuff and some header checks...
*/
VGMSTREAM * init_vgmstream_dsp_ygo(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
char filename[260];
off_t start_offset;
int loop_flag;
int channel_count;
off_t start_offset;
int i;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("dsp",filename_extension(filename))) goto fail;
/* check header */
if (read_32bitBE(0x10,streamFile) != 0x0000)
/* check file size with size given in header */
if ((read_32bitBE(0x0,streamFile)+0xE0) != (get_streamfile_size(streamFile)))
goto fail;
loop_flag = 0;
loop_flag = (uint16_t)(read_16bitBE(0x2C,streamFile) != 0x0);
channel_count = 1;
/* build the VGMSTREAM */
@ -26,18 +32,22 @@ VGMSTREAM * init_vgmstream_dsp_ygo(STREAMFILE *streamFile) {
if (!vgmstream) goto fail;
/* fill in the vital statistics */
start_offset = 0xE0;
start_offset = 0xE0;
vgmstream->channels = channel_count;
vgmstream->sample_rate = read_32bitBE(0x28,streamFile);
vgmstream->sample_rate = read_32bitBE(0x28,streamFile);
vgmstream->coding_type = coding_NGC_DSP;
vgmstream->num_samples = read_32bitBE(0x20,streamFile);
vgmstream->layout_type = layout_none;
vgmstream->meta_type = meta_DSP_YGO;
vgmstream->meta_type = meta_DSP_YGO;
if (loop_flag) {
vgmstream->loop_start_sample = (read_32bitBE(0x30,streamFile)*14/16);
vgmstream->loop_end_sample = (read_32bitBE(0x34,streamFile)*14/16);
}
if (vgmstream->coding_type == coding_NGC_DSP) {
int i;
for (i=0;i<16;i++) {
vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x3c+i*2,streamFile);
// read coef stuff
{
for (i=0;i<16;i++) {
vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x3C+i*2,streamFile);
}
}
@ -49,13 +59,10 @@ VGMSTREAM * init_vgmstream_dsp_ygo(STREAMFILE *streamFile) {
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;