mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-22 03:15:54 +01:00
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
#include "meta.h"
|
|
#include "../util.h"
|
|
|
|
/* .lsf - from Atod games [Fastlane Street Racing (iPhone), Chicane Street Racing prototype (Gizmondo)] */
|
|
VGMSTREAM * init_vgmstream_lsf_n1nj4n(STREAMFILE *streamFile) {
|
|
VGMSTREAM * vgmstream = NULL;
|
|
off_t start_offset;
|
|
int loop_flag, channel_count;
|
|
size_t file_size;
|
|
|
|
|
|
/* checks */
|
|
if (!check_extensions(streamFile, "lsf"))
|
|
goto fail;
|
|
|
|
if (read_32bitBE(0x00, streamFile) != 0x216E316E || // "!n1n"
|
|
read_32bitBE(0x04, streamFile) != 0x6A346E00) // "j4n\0"
|
|
goto fail;
|
|
|
|
file_size = get_streamfile_size(streamFile);
|
|
if (read_32bitLE(0x0C, streamFile) + 0x10 != file_size)
|
|
goto fail;
|
|
|
|
loop_flag = 0;
|
|
channel_count = 1;
|
|
start_offset = 0x10;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channel_count, loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->meta_type = meta_LSF_N1NJ4N;
|
|
vgmstream->sample_rate = read_32bitLE(0x08, streamFile);
|
|
vgmstream->num_samples = (file_size-0x10)/0x1c*0x1b*2;
|
|
vgmstream->coding_type = coding_LSF;
|
|
vgmstream->layout_type = layout_interleave;
|
|
vgmstream->interleave_block_size = 0x1c;
|
|
|
|
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
|
|
goto fail;
|
|
return vgmstream;
|
|
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|