mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-12-24 04:14:50 +01:00
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
#include "meta.h"
|
|
#include "../coding/coding.h"
|
|
|
|
|
|
/* KNON - from Donkey Kong: Barrel Blast (Wii) */
|
|
VGMSTREAM* init_vgmstream_knon(STREAMFILE* sf) {
|
|
VGMSTREAM* vgmstream = NULL;
|
|
off_t start_offset;
|
|
int loop_flag, channels;
|
|
|
|
/* checks*/
|
|
if (!is_id32be(0x00,sf, "KNON"))
|
|
goto fail;
|
|
|
|
/* .str: PCM files
|
|
* .asr: DSP files */
|
|
if (!check_extensions(sf, "str,asr"))
|
|
goto fail;
|
|
|
|
if (!is_id32be(0x08,sf, "WII "))
|
|
goto fail;
|
|
|
|
loop_flag = (read_32bitBE(0x44,sf) != 0);
|
|
channels = 2;
|
|
start_offset = 0x800;
|
|
|
|
|
|
/* build the VGMSTREAM */
|
|
vgmstream = allocate_vgmstream(channels, loop_flag);
|
|
if (!vgmstream) goto fail;
|
|
|
|
vgmstream->sample_rate = read_32bitBE(0x40,sf);
|
|
|
|
switch (read_32bitBE(0x20,sf)) {
|
|
case 0x4B415354: /* "KAST" */
|
|
vgmstream->coding_type = coding_NGC_DSP;
|
|
vgmstream->num_samples = dsp_bytes_to_samples(read_32bitBE(0x3C,sf), channels);
|
|
vgmstream->loop_start_sample = dsp_bytes_to_samples(read_32bitBE(0x44,sf), channels);
|
|
vgmstream->loop_end_sample = dsp_bytes_to_samples(read_32bitBE(0x48,sf), channels);
|
|
vgmstream->interleave_block_size = 0x10;
|
|
dsp_read_coefs_be(vgmstream, sf, 0x8c, 0x60);
|
|
break;
|
|
|
|
case 0x4B505354: /* "KPST" */
|
|
vgmstream->coding_type = coding_PCM16BE;
|
|
vgmstream->num_samples = pcm16_bytes_to_samples(read_32bitBE(0x3C,sf), channels);
|
|
vgmstream->loop_start_sample = pcm16_bytes_to_samples(read_32bitBE(0x44,sf), channels);
|
|
vgmstream->loop_end_sample = pcm16_bytes_to_samples(read_32bitBE(0x48,sf), channels);
|
|
vgmstream->interleave_block_size = 0x10;
|
|
break;
|
|
|
|
default:
|
|
goto fail;
|
|
}
|
|
|
|
vgmstream->layout_type = layout_interleave;
|
|
vgmstream->meta_type = meta_KNON;
|
|
|
|
if (!vgmstream_open_stream(vgmstream, sf, start_offset))
|
|
goto fail;
|
|
return vgmstream;
|
|
fail:
|
|
close_vgmstream(vgmstream);
|
|
return NULL;
|
|
}
|