mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-24 04:14:50 +01:00
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
#include "meta.h"
|
|
#include "../coding/coding.h"
|
|
|
|
/* .gin - EA engine sounds [Need for Speed: Most Wanted (multi)] */
|
|
VGMSTREAM * init_vgmstream_gin(STREAMFILE *sf) {
|
|
VGMSTREAM *vgmstream = NULL;
|
|
off_t start_offset;
|
|
int loop_flag, channel_count, sample_rate, num_samples;
|
|
|
|
if (!check_extensions(sf, "gin"))
|
|
goto fail;
|
|
|
|
/* checks */
|
|
if (!is_id32be(0x00, sf, "Gnsu") && /* original */
|
|
!is_id32be(0x00, sf, "Octn")) /* later (2013+) games, looks same as "Gnsu" */
|
|
goto fail;
|
|
|
|
/* contains mapped values for engine RPM sounds but we'll just play the whole thing */
|
|
/* 0x04: size? "20\00\00"? */
|
|
/* 0x08/0c: min/max float RPM? */
|
|
/* 0x10: RPM up? (pitch/frequency) table size */
|
|
/* 0x14: RPM ??? table size */
|
|
/* always LE even on X360/PS3 */
|
|
|
|
num_samples = read_u32le(0x18, sf);
|
|
sample_rate = read_u32le(0x1c, sf);
|
|
start_offset = 0x20 +
|
|
(read_u32le(0x10, sf) + 1) * 0x04 +
|
|
(read_u32le(0x14, sf) + 1) * 0x04;
|
|
channel_count = 1;
|
|
loop_flag = 0;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channel_count, loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->meta_type = meta_GIN;
|
|
vgmstream->sample_rate = sample_rate;
|
|
vgmstream->num_samples = num_samples;
|
|
|
|
vgmstream->coding_type = coding_EA_XAS_V0;
|
|
vgmstream->layout_type = layout_none;
|
|
|
|
/* calculate size for TMX */
|
|
vgmstream->stream_size = (align_size_to_block(num_samples, 32) / 32) * 0x13;
|
|
|
|
if (!vgmstream_open_stream(vgmstream, sf, start_offset))
|
|
goto fail;
|
|
return vgmstream;
|
|
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|