mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-14 15:42:52 +01:00
71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
#include "meta.h"
|
|
#include "../layout/layout.h"
|
|
#include "../util.h"
|
|
|
|
/* STR: The Bouncer (PS2) */
|
|
VGMSTREAM * init_vgmstream_ps2_strlr(STREAMFILE *streamFile) {
|
|
VGMSTREAM * vgmstream = NULL;
|
|
char filename[PATH_LIMIT];
|
|
int loop_flag = 0;
|
|
int channel_count;
|
|
int i;
|
|
off_t start_offset;
|
|
|
|
/* check extension, case insensitive */
|
|
streamFile->get_name(streamFile,filename,sizeof(filename));
|
|
if (strcasecmp("str",filename_extension(filename))) goto fail;
|
|
|
|
#if 0
|
|
/* check header */
|
|
if (read_32bitBE(0x00,streamFile) != 0x5354524C) /* "STRL" */
|
|
goto fail;
|
|
if (read_32bitBE(0x00,streamFile) != 0x53545252) /* "STRR" */
|
|
goto fail;
|
|
#endif
|
|
|
|
loop_flag = 0;
|
|
channel_count = 2;
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channel_count,loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
/* fill in the vital statistics */
|
|
start_offset = 0x0;
|
|
vgmstream->channels = channel_count;
|
|
vgmstream->sample_rate = 48000;
|
|
vgmstream->coding_type = coding_PSX;
|
|
|
|
vgmstream->layout_type = layout_ps2_strlr_blocked;
|
|
//vgmstream->interleave_block_size = read_32bitLE(0xC, streamFile);
|
|
vgmstream->meta_type = meta_PS2_STRLR;
|
|
|
|
/* open the file for reading by each channel */
|
|
{
|
|
for (i=0;i<channel_count;i++)
|
|
{
|
|
vgmstream->ch[i].streamfile = streamFile->open(streamFile, filename, 0x8000);
|
|
if (!vgmstream->ch[i].streamfile) goto fail;
|
|
}
|
|
}
|
|
|
|
/* Calc num_samples */
|
|
ps2_strlr_block_update(start_offset, vgmstream);
|
|
vgmstream->num_samples=0;
|
|
|
|
do
|
|
{
|
|
vgmstream->num_samples += vgmstream->current_block_size * 14 / 16;
|
|
ps2_strlr_block_update(vgmstream->next_block_offset, vgmstream);
|
|
} while (vgmstream->next_block_offset < get_streamfile_size(streamFile));
|
|
|
|
ps2_strlr_block_update(start_offset, vgmstream);
|
|
|
|
return vgmstream;
|
|
|
|
/* clean up anything we may have opened */
|
|
fail:
|
|
if (vgmstream) close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|