mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-22 03:15:54 +01:00
52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
#include "meta.h"
|
|
#include "../coding/coding.h"
|
|
|
|
/* .AIF - from Asobo Studio games [Ratatouille (PC), WALL-E (PC), Up (PC)] */
|
|
VGMSTREAM * init_vgmstream_aif_asobo(STREAMFILE *streamFile) {
|
|
VGMSTREAM * vgmstream = NULL;
|
|
off_t start_offset;
|
|
size_t data_size;
|
|
int loop_flag, channel_count;
|
|
|
|
|
|
/* checks */
|
|
/* aif: standard, .laif/aiffl: for plugins */
|
|
if ( !check_extensions(streamFile,"aif,laif,aiffl") )
|
|
goto fail;
|
|
if ((uint16_t)read_16bitLE(0x00,streamFile) != 0x69) /* Xbox codec */
|
|
goto fail;
|
|
|
|
channel_count = read_16bitLE(0x02,streamFile); /* assumed, only stereo is known */
|
|
if (channel_count != 2) goto fail;
|
|
|
|
/* 0x08: ? */
|
|
if ((uint16_t)read_16bitLE(0x0c,streamFile) != 0x24*channel_count) /* Xbox block */
|
|
goto fail;
|
|
if ((uint16_t)read_16bitLE(0x0e,streamFile) != 0x04) /* Xbox bps */
|
|
goto fail;
|
|
loop_flag = 0;
|
|
|
|
start_offset = 0x14;
|
|
data_size = get_streamfile_size(streamFile) - start_offset;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channel_count,loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->meta_type = meta_AIF_ASOBO;
|
|
vgmstream->sample_rate = read_32bitLE(0x04,streamFile);
|
|
vgmstream->num_samples = xbox_ima_bytes_to_samples(data_size,channel_count);
|
|
|
|
vgmstream->coding_type = coding_XBOX_IMA;
|
|
vgmstream->layout_type = layout_none;
|
|
|
|
if ( !vgmstream_open_stream(vgmstream, streamFile, start_offset) )
|
|
goto fail;
|
|
return vgmstream;
|
|
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|