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vgmstream/src/meta/bfwav.c
bnnm e76ccb6ab7 Redo .rwav/rwar and add .brwav
2022-01-30 13:33:21 +01:00

396 lines
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C
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#include "meta.h"
#include "../coding/coding.h"
#include "../util/endianness.h"
/* RWAV is a bit simpler, while FWAV and CWAV are basically identical except for endianness.
* From SDK info, typically .xxxx is the original NintendoWare format (usually a .xml) and .bxxxx is a
* binary/external form (like .rseq=xml then .brseq=binary, or .wav > brwav). */
typedef enum { RWAV, FWAV, CWAV } bxwav_type_t;
static VGMSTREAM* init_vgmstream_bxwav(STREAMFILE* sf, bxwav_type_t type);
/* RWAV - NintendoWare binary Revolution wave (Wii games) */
VGMSTREAM* init_vgmstream_brwav(STREAMFILE* sf) {
/* checks */
if (!is_id32be(0x00, sf, "RWAV"))
goto fail;
/* .brwav: from tools (no games known)
* .rwav: header id */
if (!check_extensions(sf, "brwav,rwav"))
goto fail;
return init_vgmstream_bxwav(sf, RWAV);
fail:
return NULL;
}
/* FWAV - NintendoWare binary caFe wave (WiiU and Switch games) */
VGMSTREAM* init_vgmstream_bfwav(STREAMFILE* sf) {
/* checks */
if (!is_id32be(0x00, sf, "FWAV"))
goto fail;
/* .bfwav: used?
* .fwav: header id */
if (!check_extensions(sf, "bfwav,fwav"))
goto fail;
return init_vgmstream_bxwav(sf, FWAV);
fail:
return NULL;
}
/* CWAV - NintendoWare binary CTR wave (3DS games) */
VGMSTREAM* init_vgmstream_bcwav(STREAMFILE* sf) {
/* checks */
if (!is_id32be(0x00, sf, "CWAV"))
goto fail;
/* .bcwav: standard 3DS (though rare as usually found in .bcsar) [Adventure Bar Story (3DS), LBX (3DS)]
* .adpcm: 80's Overdrive (3DS)
* .bms: 3D Classics Kirby's Adventure (3DS)
* .sfx: Wizdom (3DS)
* .str: Pac-Man and the Ghostly Adventures 2 (3DS)
* .zic: Wizdom (3DS) */
if (!check_extensions(sf, "bcwav,adpcm,bms,sfx,str,zic"))
goto fail;
return init_vgmstream_bxwav(sf, CWAV);
fail:
return NULL;
}
static VGMSTREAM* init_vgmstream_bxwav(STREAMFILE* sf, bxwav_type_t type) {
VGMSTREAM* vgmstream = NULL;
uint32_t info_offset, data_offset, chtb_offset, file_size;
int channels, loop_flag, codec, sample_rate;
int big_endian;
int32_t num_samples, loop_start;
read_u32_t read_u32;
read_s32_t read_s32;
read_u16_t read_u16;
read_s16_t read_s16;
/* BOM check */
if (read_u16be(0x04, sf) == 0xFEFF) { /* Wii, WiiU */
big_endian = 1;
read_u32 = read_u32be;
read_s32 = read_s32be;
read_u16 = read_u16be;
read_s16 = read_s16be;
}
else if (read_u16le(0x04, sf) == 0xFEFF) { /* 3DS, Switch */
big_endian = 0;
read_u32 = read_u32le;
read_s32 = read_s32le;
read_u16 = read_u16le;
read_s16 = read_s16le;
}
else {
goto fail;
}
/* header */
switch(type) {
case RWAV:
/* 0x06(2): version (usually 0102, 0103=Let's Tap, no diffs) */
file_size = read_u32(0x08, sf);
/* 0x0c(2): header size (0x20) */
/* 0x0e(2): sections (2) */
info_offset = read_u32(0x10, sf);
/* 0x14: info size */
data_offset = read_u32(0x18, sf);
/* 0x1c: data size */
break;
case FWAV:
case CWAV:
/* 0x06(2): header size (0x40) */
/* 0x08: version */
/* - FWAV: 0x00010200 */
/* - CWAV: 0x00000002 (Kirby's Adventure), 0x00000102 (common), 0x00010102 (FE Fates, Hyrule Warriors Legends) */
file_size = read_u32(0x0c, sf);
/* 0x10(2): sections (2) */
/* 0x14(2): info mark (0x7000) */
info_offset = read_u32(0x18, sf);
/* 0x1c: info size */
/* 0x20(2): data mark (0x7001) */
data_offset = read_u32(0x24, sf);
/* 0x28: data size */
/* rest: padding */
break;
default:
goto fail;
}
if (file_size != get_streamfile_size(sf)) {
vgm_logi("BXWAV: wrong size %x vs %x\n", file_size, (uint32_t)get_streamfile_size(sf));
goto fail;
}
/* INFO section */
if (!is_id32be(info_offset + 0x00, sf, "INFO"))
goto fail;
/* 0x04: size */
switch(type) {
case RWAV:
codec = read_u8(info_offset + 0x08, sf);
loop_flag = read_u8(info_offset + 0x09, sf);
channels = read_u8(info_offset + 0x0a, sf);
/* 0x0b: part of rate? */
sample_rate = read_u16(info_offset + 0x0c, sf);
/* 0x0e(2): padding */
loop_start = read_s32(info_offset + 0x10, sf);
num_samples = read_s32(info_offset + 0x14, sf);
chtb_offset = read_u32(info_offset + 0x18, sf) + info_offset + 0x08;
/* 0x1c: channel table size */
loop_start = dsp_nibbles_to_samples(loop_start);
num_samples = dsp_nibbles_to_samples(num_samples);
break;
case FWAV:
case CWAV:
codec = read_u8(info_offset + 0x08, sf);
loop_flag = read_u8(info_offset + 0x09, sf);
/* 0x0a: padding */
sample_rate = read_u32(info_offset + 0x0C, sf);
loop_start = read_s32(info_offset + 0x10, sf);
num_samples = read_s32(info_offset + 0x14, sf);
/* 0x18: original loop start? (slightly lower) */
chtb_offset = info_offset + 0x1C;
channels = read_u32(chtb_offset + 0x00, sf);
break;
default:
goto fail;
}
/* channel table is parsed at the end */
/* DATA section */
if (!is_id32be(data_offset + 0x00, sf, "DATA"))
goto fail;
/* 0x04: size */
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channels, loop_flag);
if (!vgmstream) goto fail;
switch(type) {
case RWAV: vgmstream->meta_type = meta_RWAV; break;
case FWAV: vgmstream->meta_type = meta_FWAV; break;
case CWAV: vgmstream->meta_type = meta_CWAV; break;
default: goto fail;
}
vgmstream->sample_rate = sample_rate;
vgmstream->num_samples = num_samples;
vgmstream->loop_start_sample = loop_start;
vgmstream->loop_end_sample = num_samples;
if (type == CWAV)
vgmstream->allow_dual_stereo = 1; /* LEGO 3DS games */
vgmstream->layout_type = layout_none;
/* only 0x02 is known, others can be made with SDK tools */
switch (codec) {
case 0x00:
vgmstream->coding_type = coding_PCM8;
break;
case 0x01:
vgmstream->coding_type = big_endian ? coding_PCM16BE : coding_PCM16LE;
break;
case 0x02: /* common */
vgmstream->coding_type = coding_NGC_DSP;
/* coefs are read below */
break;
case 0x03:
vgmstream->coding_type = coding_3DS_IMA;
/* hist is read below */
break;
default:
goto fail;
}
if (!vgmstream_open_stream_bf(vgmstream, sf, data_offset, 1))
goto fail;
/* parse channel table and offsets
* (usually the interleave/distance is fixed, but in theory could be non-standard, so assign manually) */
{
int ch, i;
for (ch = 0; ch < channels; ch++) {
uint32_t chnf_offset, chdt_offset, coef_offset;
switch(type) {
case RWAV:
/* channel entry: */
/* - 0x04: channel info offset (from INFO offset after size) */
chnf_offset = read_u32(chtb_offset + ch * 0x04 + 0x00, sf) + info_offset + 0x08;
/* channel info: */
/* 0x00: offset to channel data (from DATA offset after size) */
/* 0x04: ADPCM offset (from INFO offset after size), 0xFFFFFFFF otherwise? */
/* 0x08: volumes x4? */
/* 0x18: padding */
chdt_offset = read_u32(chnf_offset + 0x00, sf) + data_offset + 0x08;
coef_offset = read_u32(chnf_offset + 0x04, sf) + info_offset + 0x08;
break;
case FWAV:
case CWAV:
/* channel entry: */
/* - 0x00: mark (0x7100) */
/* - 0x02: padding */
/* - 0x04: channel info offset (from channel table offset) */
chnf_offset = read_u32(chtb_offset + 0x04 + ch * 0x08 + 0x04, sf) + chtb_offset;
/* channel info: */
/* 0x00: mark (0x1F00) */
/* 0x02: padding */
/* 0x04: offset to channel data (from DATA offset after size) */
/* 0x08: ADPCM mark (0x0300=DSP, 0x0301=IMA, 0x0000=none) */
/* 0x0a: padding */
/* 0x0c: ADPCM offset (from channel info offset), 0xFFFFFFFF otherwise */
/* 0x10: padding */
if (read_u16(chnf_offset + 0x00, sf) != 0x1F00)
goto fail;
chdt_offset = read_u32(chnf_offset + 0x04, sf) + data_offset + 0x08;
coef_offset = read_u32(chnf_offset + 0x0c, sf) + chnf_offset;
break;
default:
goto fail;
}
vgmstream->ch[ch].channel_start_offset = chdt_offset;
vgmstream->ch[ch].offset = chdt_offset;
switch(codec) {
case 0x02: {
/* standard DSP coef + predictor + hists + loop predictor + loop hists */
for (i = 0; i < 16; i++) {
vgmstream->ch[ch].adpcm_coef[i] = read_s16(coef_offset + 0x00 + i*0x02, sf);
}
//vgmstream->ch[ch].adpcm_history1_16 = read_s16(coef_offset + 0x22, sf);
//vgmstream->ch[ch].adpcm_history2_16 = read_s16(coef_offset + 0x24, sf);
break;
}
case 0x03: {
/* hist + step */
vgmstream->ch[ch].adpcm_history1_16 = read_s16(coef_offset + 0x00, sf);
vgmstream->ch[ch].adpcm_step_index = read_s16(coef_offset + 0x02, sf);
break;
}
default:
break;
}
}
}
return vgmstream;
fail:
close_vgmstream(vgmstream);
return NULL;
}
/* ************************************************************************* */
/* RWAR - NintendoWare container [BIT.TRIP BEAT (Wii), Dance Dance Revolution Hottest Party 2 (Wii)] */
VGMSTREAM* init_vgmstream_brwar(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
STREAMFILE* temp_sf = NULL;
uint32_t tabl_offset, data_offset;
uint32_t subfile_offset, subfile_size;
int total_subsongs, target_subsong = sf->stream_index;
/* checks */
if (!is_id32be(0x00, sf, "RWAR"))
goto fail;
if (!check_extensions(sf,"rwar"))
goto fail;
/* simple container of .rwavs (inside .brsar), rarely used with single siles (DDR) */
/* abridged, see RWAV (same header) */
/* 0x04(2): BOM */
/* 0x06(2): version (usually 0100) */
/* 0x08: file size */
/* 0x0c(2): header size (0x20) */
/* 0x0e(2): sections (2) */
tabl_offset = read_u32be(0x10, sf);
/* 0x14: tabl size */
data_offset = read_u32be(0x18, sf);
/* 0x1c: data size */
/* TABL section */
if (!is_id32be(tabl_offset + 0x00, sf, "TABL"))
goto fail;
/* 0x04: size */
total_subsongs = read_u32be(tabl_offset + 0x08,sf);
if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
/* 0x00: always 0x01000000? */
subfile_offset = read_u32be(tabl_offset + 0x0c + (target_subsong-1) * 0x0c + 0x04,sf) + data_offset;
subfile_size = read_u32be(tabl_offset + 0x0c + (target_subsong-1) * 0x0c + 0x08,sf);
/* DATA section */
if (!is_id32be(data_offset + 0x00, sf, "DATA"))
goto fail;
/* 0x04: size */
//VGM_LOG("BRWAR: of=%x, sz=%x\n", subfile_offset, subfile_size);
temp_sf = setup_subfile_streamfile(sf, subfile_offset, subfile_size, "rwav");
if (!temp_sf) goto fail;
vgmstream = init_vgmstream_brwav(temp_sf);
if (!vgmstream) goto fail;
vgmstream->num_streams = total_subsongs;
close_streamfile(temp_sf);
return vgmstream;
fail:
close_streamfile(temp_sf);
close_vgmstream(vgmstream);
return NULL;
}
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