mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-23 20:04:50 +01:00
48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
#include "meta.h"
|
|
#include "../coding/coding.h"
|
|
|
|
/* .208 - from Ocean game(s?) [Last Rites (PC)] */
|
|
VGMSTREAM* init_vgmstream_208(STREAMFILE* sf) {
|
|
VGMSTREAM* vgmstream = NULL;
|
|
off_t start_offset, data_size;
|
|
int loop_flag, channels, sample_rate;
|
|
|
|
|
|
/* checks */
|
|
if (!check_extensions(sf, "208"))
|
|
goto fail;
|
|
/* possible validation: (0x04 == 0 and 0xcc == 0x1F7D984D) or 0x04 == 0xf0 and 0xcc == 0) */
|
|
if (!((read_u32le(0x04,sf) == 0x00 && read_u32be(0xcc,sf) == 0x1F7D984D) ||
|
|
(read_u32le(0x04,sf) == 0xF0 && read_u32be(0xcc,sf) == 0x00000000)))
|
|
goto fail;
|
|
|
|
start_offset = read_s32le(0x00,sf);
|
|
data_size = read_s32le(0x0c,sf);
|
|
sample_rate = read_s32le(0x34,sf);
|
|
channels = read_s32le(0x3C,sf); /* assumed */
|
|
loop_flag = 0;
|
|
|
|
if (start_offset + data_size != get_streamfile_size(sf))
|
|
goto fail;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channels, loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->meta_type = meta_208;
|
|
vgmstream->sample_rate = sample_rate;
|
|
vgmstream->num_samples = pcm8_bytes_to_samples(data_size, channels);
|
|
vgmstream->coding_type = coding_PCM8_U;
|
|
vgmstream->layout_type = layout_interleave;
|
|
vgmstream->interleave_block_size = 0x1;
|
|
|
|
if (!vgmstream_open_stream(vgmstream,sf,start_offset))
|
|
goto fail;
|
|
return vgmstream;
|
|
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|