mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-14 07:32:52 +01:00
06e43e9c00
added block format for gsp+gsb cleaned some metas from useless stuff git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@519 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
80 lines
2.4 KiB
C
80 lines
2.4 KiB
C
#include "meta.h"
|
|
#include "../util.h"
|
|
|
|
/* PDT - Custom Generated File (Mario Party) */
|
|
VGMSTREAM * init_vgmstream_ngc_pdt(STREAMFILE *streamFile) {
|
|
VGMSTREAM * vgmstream = NULL;
|
|
char filename[260];
|
|
off_t start_offset;
|
|
int loop_flag;
|
|
int channel_count;
|
|
|
|
/* check extension, case insensitive */
|
|
streamFile->get_name(streamFile,filename,sizeof(filename));
|
|
if (strcasecmp("pdt",filename_extension(filename))) goto fail;
|
|
|
|
#if 0
|
|
/* check header */
|
|
if (read_32bitBE(0x00,streamFile) != 0x00000000) /* 0x0 */
|
|
goto fail;
|
|
#endif
|
|
|
|
loop_flag = (read_32bitBE(0x0C,streamFile)!=2); /* not sure, but it seems unlooped = 2 */
|
|
channel_count = 2;
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channel_count,loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
/* fill in the vital statistics */
|
|
start_offset = 0x60;
|
|
vgmstream->channels = channel_count;
|
|
vgmstream->sample_rate = read_32bitBE(0x04,streamFile);
|
|
vgmstream->coding_type = coding_NGC_DSP;
|
|
vgmstream->num_samples = read_32bitBE(0x08,streamFile)*14/8/channel_count;
|
|
if (loop_flag) {
|
|
vgmstream->loop_start_sample = read_32bitBE(0x0C,streamFile)*14/8/channel_count;
|
|
vgmstream->loop_end_sample = read_32bitBE(0x08,streamFile)*14/8/channel_count;
|
|
}
|
|
|
|
/* dealing with no interleave, 'cause the interleave
|
|
for 2 channels is larger than the sample count/2 */
|
|
vgmstream->layout_type = layout_none;
|
|
vgmstream->meta_type = meta_NGC_PDT;
|
|
|
|
|
|
if (vgmstream->coding_type == coding_NGC_DSP) {
|
|
int i;
|
|
for (i=0;i<16;i++) {
|
|
vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x20+i*2,streamFile);
|
|
}
|
|
if (vgmstream->channels == 2) {
|
|
for (i=0;i<16;i++) {
|
|
vgmstream->ch[1].adpcm_coef[i] = read_16bitBE(0x40+i*2,streamFile);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* 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=(get_streamfile_size(streamFile)+start_offset)/2*i;
|
|
|
|
}
|
|
}
|
|
|
|
return vgmstream;
|
|
|
|
/* clean up anything we may have opened */
|
|
fail:
|
|
if (vgmstream) close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|