mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-19 09:55:53 +01:00
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
#include "meta.h"
|
|
#include "../coding/coding.h"
|
|
|
|
/* AST - from Marvelous(?) games [Katekyou Hitman Reborn! Dream Hyper Battle! (PS2), Binchou-tan: Shiawasegoyomi (PS2)] */
|
|
VGMSTREAM* init_vgmstream_ast_mmv(STREAMFILE* sf) {
|
|
VGMSTREAM* vgmstream = NULL;
|
|
uint32_t start_offset, data_size;
|
|
int loop_flag, channels, sample_rate, interleave;
|
|
|
|
/* checks */
|
|
if (!is_id32be(0x00,sf, "AST\0"))
|
|
goto fail;
|
|
|
|
/* .ast: from executables (usually found in bigfiles) */
|
|
if (!check_extensions(sf,"ast"))
|
|
goto fail;
|
|
|
|
data_size = read_u32le(0x04, sf);
|
|
if (data_size != get_streamfile_size(sf))
|
|
goto fail;
|
|
|
|
sample_rate = read_s32le(0x08,sf);
|
|
channels = read_32bitLE(0x0C,sf);
|
|
interleave = read_u32le(0x10,sf);
|
|
/* 0x14: number of blocks */
|
|
/* 0x18: ? (not fully related to size/time) */
|
|
/* 0x1c: f32 time */
|
|
loop_flag = 0;
|
|
start_offset = 0x100;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channels,loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->meta_type = meta_AST_MMV;
|
|
|
|
vgmstream->num_samples = ps_bytes_to_samples(data_size - start_offset, channels);
|
|
vgmstream->sample_rate = sample_rate;
|
|
vgmstream->interleave_block_size = interleave;
|
|
|
|
vgmstream->layout_type = layout_interleave;
|
|
vgmstream->coding_type = coding_PSX;
|
|
|
|
read_string(vgmstream->stream_name,0x20, 0x20,sf);
|
|
|
|
if (!vgmstream_open_stream(vgmstream,sf,start_offset))
|
|
goto fail;
|
|
|
|
return vgmstream;
|
|
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|