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vgmstream/src/meta/fsb5.c
bnnm ce295d4591 Add FSB Opus [LEGO 2K Drive (Switch)]
2023-05-29 00:31:50 +02:00

641 lines
27 KiB
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#include "meta.h"
#include "../coding/coding.h"
#include "../layout/layout.h"
#include "fsb5_streamfile.h"
typedef struct {
int total_subsongs;
int version;
int codec;
int flags;
int channels;
int layers;
int sample_rate;
int32_t num_samples;
int32_t loop_start;
int32_t loop_end;
int loop_flag;
uint32_t sample_header_size;
uint32_t name_table_size;
uint32_t sample_data_size;
uint32_t base_header_size;
uint32_t extradata_offset;
uint32_t extradata_size;
uint32_t stream_offset;
uint32_t stream_size;
uint32_t name_offset;
} fsb5_header;
/* ********************************************************************************** */
static layered_layout_data* build_layered_fsb5(STREAMFILE* sf, STREAMFILE* sb, fsb5_header* fsb5);
/* FSB5 - Firelight's FMOD Studio SoundBank format */
VGMSTREAM* init_vgmstream_fsb5(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
STREAMFILE* sb = NULL;
fsb5_header fsb5 = {0};
uint32_t offset;
int target_subsong = sf->stream_index;
int i;
/* checks */
if (!is_id32be(0x00,sf, "FSB5"))
goto fail;
/* .fsb: standard
* .snd: Alchemy engine (also Unity) */
if (!check_extensions(sf,"fsb,snd"))
goto fail;
/* v0 is rare, seen in Tales from Space (Vita) */
fsb5.version = read_u32le(0x04,sf);
if (fsb5.version != 0x00 && fsb5.version != 0x01)
goto fail;
fsb5.total_subsongs = read_u32le(0x08,sf);
fsb5.sample_header_size = read_u32le(0x0C,sf);
fsb5.name_table_size = read_u32le(0x10,sf);
fsb5.sample_data_size = read_u32le(0x14,sf);
fsb5.codec = read_u32le(0x18,sf);
/* 0x1c: zero */
if (fsb5.version == 0x01) {
fsb5.flags = read_u32le(0x20,sf); /* found by tests and assumed to be flags, no games known */
/* 0x24: 128-bit hash */
/* 0x34: unknown (64-bit sub-hash?) */
fsb5.base_header_size = 0x3c;
}
else {
/* 0x20: zero/flags? */
/* 0x24: zero/flags? */
/* 0x28: 128-bit hash */
/* 0x38: unknown (64-bit sub-hash?) */
fsb5.base_header_size = 0x40;
}
if ((fsb5.sample_header_size + fsb5.name_table_size + fsb5.sample_data_size + fsb5.base_header_size) != get_streamfile_size(sf)) {
vgm_logi("FSB5: wrong size, expected %x + %x + %x + %x vs %x (re-rip)\n", fsb5.sample_header_size, fsb5.name_table_size, fsb5.sample_data_size, fsb5.base_header_size, (uint32_t)get_streamfile_size(sf));
goto fail;
}
if (target_subsong == 0) target_subsong = 1;
if (target_subsong > fsb5.total_subsongs || fsb5.total_subsongs <= 0) goto fail;
/* find target stream header and data offset, and read all needed values for later use
* (reads one by one as the size of a single stream header is variable) */
offset = fsb5.base_header_size;
for (i = 0; i < fsb5.total_subsongs; i++) {
uint32_t stream_header_size = 0;
uint32_t data_offset = 0;
uint64_t sample_mode;
sample_mode = read_u64le(offset+0x00,sf);
stream_header_size += 0x08;
/* get samples */
fsb5.num_samples = ((sample_mode >> 34) & 0x3FFFFFFF); /* bits: 63..34 (30) */
/* get offset inside data section (max 32b offset 0xFFFFFFE0) */
data_offset = ((sample_mode >> 7) & 0x07FFFFFF) << 5; /* bits: 33..8 (25) */
/* get channels */
switch ((sample_mode >> 5) & 0x03) { /* bits: 7..6 (2) */
case 0: fsb5.channels = 1; break;
case 1: fsb5.channels = 2; break;
case 2: fsb5.channels = 6; break; /* some Dark Souls 2 MPEG; some IMA ADPCM */
case 3: fsb5.channels = 8; break; /* some IMA ADPCM */
/* other channels (ex. 4/10/12ch) use 0 here + set extra flags */
default: /* not possible */
goto fail;
}
/* get sample rate */
switch ((sample_mode >> 1) & 0x0f) { /* bits: 5..1 (4) */
case 0: fsb5.sample_rate = 4000; break;
case 1: fsb5.sample_rate = 8000; break;
case 2: fsb5.sample_rate = 11000; break;
case 3: fsb5.sample_rate = 11025; break;
case 4: fsb5.sample_rate = 16000; break;
case 5: fsb5.sample_rate = 22050; break;
case 6: fsb5.sample_rate = 24000; break;
case 7: fsb5.sample_rate = 32000; break;
case 8: fsb5.sample_rate = 44100; break;
case 9: fsb5.sample_rate = 48000; break;
case 10: fsb5.sample_rate = 96000; break;
/* other sample rates (ex. 3000/64000/192000) use 0 here + set extra flags */
default: /* 11-15: rejected (FMOD error) */
goto fail;
}
/* get extra flags */
if (sample_mode & 0x01) { /* bits: 0 (1) */
uint32_t extraflag_offset = offset + 0x08;
uint32_t extraflag, extraflag_type, extraflag_size, extraflag_end;
do {
extraflag = read_u32le(extraflag_offset,sf);
extraflag_type = (extraflag >> 25) & 0x7F; /* bits 32..26 (7) */
extraflag_size = (extraflag >> 1) & 0xFFFFFF; /* bits 25..1 (24)*/
extraflag_end = (extraflag & 0x01); /* bit 0 (1) */
/* parse target only, as flags change between subsongs */
if (i + 1 == target_subsong) {
switch(extraflag_type) {
case 0x01: /* channels */
fsb5.channels = read_u8(extraflag_offset+0x04,sf);
break;
case 0x02: /* sample rate */
fsb5.sample_rate = read_s32le(extraflag_offset+0x04,sf);
break;
case 0x03: /* loop info */
fsb5.loop_start = read_s32le(extraflag_offset+0x04,sf);
if (extraflag_size > 0x04) { /* probably not needed */
fsb5.loop_end = read_s32le(extraflag_offset+0x08,sf);
fsb5.loop_end += 1; /* correct compared to FMOD's tools */
}
//;VGM_LOG("FSB5: stream %i loop start=%i, loop end=%i, samples=%i\n", i, fsb5.loop_start, fsb5.loop_end, fsb5.num_samples);
/* autodetect unwanted loops */
{
/* like FSB4 jingles/sfx/music do full loops for no reason, but happens a lot less.
* Most songs loop normally now with proper values [ex. Shantae, FFX] */
int full_loop, ajurika_loops, is_small;
/* disable some jingles, it's even possible one jingle (StingerA Var1) to not have loops
* and next one (StingerA Var2) do [Sonic Boom Fire & Ice (3DS)] */
full_loop = fsb5.loop_start == 0 && fsb5.loop_end + 1152 >= fsb5.num_samples; /* around ~15 samples less, ~1000 for MPEG */
/* a few longer Sonic songs shouldn't repeat */
is_small = 1; //fsb5.num_samples < 20 * fsb5.sample_rate;
/* wrong values in some files [Pac-Man CE2 Plus (Switch) pce2p_bgm_ajurika_*.fsb] */
ajurika_loops = fsb5.loop_start == 0x3c && fsb5.loop_end == (0x007F007F + 1) &&
fsb5.num_samples > fsb5.loop_end + 10000; /* arbitrary test in case some game does have those */
fsb5.loop_flag = 1;
if ((full_loop && is_small) || ajurika_loops) {
VGM_LOG("FSB5: stream %i disabled unwanted loop ls=%i, le=%i, ns=%i\n", i, fsb5.loop_start, fsb5.loop_end, fsb5.num_samples);
fsb5.loop_flag = 0;
}
}
break;
case 0x04: /* free comment, or maybe SFX info */
break;
case 0x05: /* unknown 32b */
/* rare, found in Tearaway (Vita) with value 0 in first stream and
* Shantae and the Seven Sirens (Mobile) with value 0x0003bd72 BE in #44 (Arena Town) */
VGM_LOG("FSB5: stream %i flag %x with value %08x\n", i, extraflag_type, read_u32le(extraflag_offset+0x04,sf));
break;
case 0x06: /* XMA seek table */
/* no need for it */
break;
case 0x07: /* DSP coefs */
fsb5.extradata_offset = extraflag_offset + 0x04;
break;
case 0x09: /* ATRAC9 config */
fsb5.extradata_offset = extraflag_offset + 0x04;
fsb5.extradata_size = extraflag_size;
break;
case 0x0a: /* XWMA config */
fsb5.extradata_offset = extraflag_offset + 0x04;
break;
case 0x0b: /* Vorbis setup ID and seek table */
fsb5.extradata_offset = extraflag_offset + 0x04;
/* seek table format:
* 0x08: table_size (total_entries = seek_table_size / (4+4)), not counting this value; can be 0
* 0x0C: sample number (only some samples are saved in the table)
* 0x10: offset within data, pointing to a FSB vorbis block (with the 16b block size header)
* (xN entries) */
break;
case 0x0d: /* peak volume float (optional setting when making fsb) */
break;
case 0x0f: /* OPUS data size not counting frames headers */
break;
case 0x0e: /* Vorbis intra-layers (multichannel FMOD ~2021) [Invisible, Inc. (Switch), Just Cause 4 (PC)] */
fsb5.layers = read_u32le(extraflag_offset+0x04,sf);
/* info only as decoding is standard Vorbis that handles Nch multichannel (channels is 1 here) */
fsb5.channels = fsb5.channels * fsb5.layers;
break;
default:
vgm_logi("FSB5: stream %i unknown flag 0x%x at %x + 0x04 + 0x%x (report)\n", i, extraflag_type, extraflag_offset, extraflag_size);
break;
}
}
extraflag_offset += 0x04 + extraflag_size;
stream_header_size += 0x04 + extraflag_size;
}
while (extraflag_end != 0x00);
}
/* target found */
if (i + 1 == target_subsong) {
fsb5.stream_offset = fsb5.base_header_size + fsb5.sample_header_size + fsb5.name_table_size + data_offset;
/* catch bad rips (like incorrectly split +1.5GB .fsb with wrong header+data) */
if (fsb5.stream_offset > get_streamfile_size(sf))
goto fail;
/* get stream size from next stream offset or full size if there is only one */
if (i + 1 == fsb5.total_subsongs) {
fsb5.stream_size = fsb5.sample_data_size - data_offset;
}
else {
uint32_t next_data_offset;
uint64_t next_sample_mode;
next_sample_mode = read_u64le(offset+stream_header_size+0x00,sf);
next_data_offset = ((next_sample_mode >> 7) & 0x07FFFFFF) << 5;
fsb5.stream_size = next_data_offset - data_offset;
}
break;
}
/* continue searching target */
offset += stream_header_size;
}
if (!fsb5.stream_offset || !fsb5.stream_size)
goto fail;
/* get stream name */
if (fsb5.name_table_size) {
off_t name_suboffset = fsb5.base_header_size + fsb5.sample_header_size + 0x04*(target_subsong-1);
fsb5.name_offset = fsb5.base_header_size + fsb5.sample_header_size + read_u32le(name_suboffset,sf);
}
/* FSB5 can hit +2GB offsets, but since decoders aren't ready to handle that use a subfile to hide big offsets
* (some FSB5 CLI versions make buggy offsets = bad output but this was fixed later) */
if (fsb5.stream_offset > 0x7FFFFFFF) {
sb = setup_subfile_streamfile(sf, fsb5.stream_offset, fsb5.stream_size, NULL);
fsb5.stream_offset = 0x00;
}
else {
sb = sf;
}
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(fsb5.channels, fsb5.loop_flag);
if (!vgmstream) goto fail;
vgmstream->sample_rate = fsb5.sample_rate;
vgmstream->num_samples = fsb5.num_samples;
if (fsb5.loop_flag) {
vgmstream->loop_start_sample = fsb5.loop_start;
vgmstream->loop_end_sample = fsb5.loop_end;
}
vgmstream->num_streams = fsb5.total_subsongs;
vgmstream->stream_size = fsb5.stream_size;
vgmstream->meta_type = meta_FSB5;
if (fsb5.name_offset)
read_string(vgmstream->stream_name,STREAM_NAME_SIZE, fsb5.name_offset, sf);
switch (fsb5.codec) {
case 0x00: /* FMOD_SOUND_FORMAT_NONE */
goto fail;
case 0x01: /* FMOD_SOUND_FORMAT_PCM8 [Anima - Gate of Memories (PC)] */
vgmstream->coding_type = coding_PCM8_U;
vgmstream->layout_type = fsb5.channels == 1 ? layout_none : layout_interleave;
vgmstream->interleave_block_size = 0x01;
break;
case 0x02: /* FMOD_SOUND_FORMAT_PCM16 [Shantae Risky's Revenge (PC)] */
vgmstream->coding_type = (fsb5.flags & 0x01) ? coding_PCM16BE : coding_PCM16LE;
vgmstream->layout_type = fsb5.channels == 1 ? layout_none : layout_interleave;
vgmstream->interleave_block_size = 0x02;
break;
case 0x03: /* FMOD_SOUND_FORMAT_PCM24 */
vgm_logi("FSB5: FMOD_SOUND_FORMAT_PCM24 found (report)\n");
goto fail;
case 0x04: /* FMOD_SOUND_FORMAT_PCM32 */
vgm_logi("FSB5: FMOD_SOUND_FORMAT_PCM32 found (report)\n");
goto fail;
case 0x05: /* FMOD_SOUND_FORMAT_PCMFLOAT [Anima: Gate of Memories (PC)] */
vgmstream->coding_type = coding_PCMFLOAT;
vgmstream->layout_type = (fsb5.channels == 1) ? layout_none : layout_interleave;
vgmstream->interleave_block_size = 0x04;
break;
case 0x06: /* FMOD_SOUND_FORMAT_GCADPCM [Sonic Boom: Fire and Ice (3DS)] */
if (fsb5.flags & 0x02) { /* non-interleaved mode */
vgmstream->coding_type = coding_NGC_DSP;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = (fsb5.stream_size / fsb5.channels);
}
else {
vgmstream->coding_type = coding_NGC_DSP_subint;
vgmstream->layout_type = layout_none;
vgmstream->interleave_block_size = 0x02;
}
dsp_read_coefs_be(vgmstream, sf, fsb5.extradata_offset, 0x2E);
break;
case 0x07: /* FMOD_SOUND_FORMAT_IMAADPCM [Skylanders] */
vgmstream->coding_type = (vgmstream->channels > 2) ? coding_FSB_IMA : coding_XBOX_IMA;
vgmstream->layout_type = layout_none;
break;
case 0x08: /* FMOD_SOUND_FORMAT_VAG [from fsbankex tests, no known games] */
vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = layout_interleave;
if (fsb5.flags & 0x02) { /* non-interleaved mode */
vgmstream->interleave_block_size = (fsb5.stream_size / fsb5.channels);
}
else {
vgmstream->interleave_block_size = 0x10;
}
break;
case 0x09: /* FMOD_SOUND_FORMAT_HEVAG [Guacamelee (Vita)] */
vgmstream->coding_type = coding_HEVAG;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x10;
break;
#ifdef VGM_USE_FFMPEG
case 0x0A: {/* FMOD_SOUND_FORMAT_XMA [Minecraft Story Mode (X360)] */
int block_size = 0x8000; /* FSB default */
vgmstream->codec_data = init_ffmpeg_xma2_raw(sf, fsb5.stream_offset, fsb5.stream_size, fsb5.num_samples, fsb5.channels, fsb5.sample_rate, block_size, 0);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none;
xma_fix_raw_samples(vgmstream, sb, fsb5.stream_offset, fsb5.stream_size, 0, 0,0); /* samples look ok */
break;
}
#endif
#ifdef VGM_USE_MPEG
case 0x0B: {/* FMOD_SOUND_FORMAT_MPEG [Final Fantasy X HD (PS3), Shantae Risky's Revenge (PC)] */
mpeg_custom_config cfg = {0};
cfg.fsb_padding = (vgmstream->channels > 2 ? 16 : 4); /* observed default */
vgmstream->codec_data = init_mpeg_custom(sb, fsb5.stream_offset, &vgmstream->coding_type, vgmstream->channels, MPEG_FSB, &cfg);
if (!vgmstream->codec_data) goto fail;
vgmstream->layout_type = layout_none;
break;
}
#endif
#ifdef VGM_USE_CELT
case 0x0C: { /* FMOD_SOUND_FORMAT_CELT [BIT.TRIP Presents Runner2 (PC), Full Bore (PC)] */
fsb5.layers = (fsb5.channels <= 2) ? 1 : (fsb5.channels+1) / 2;
if (fsb5.layers > 1) {
vgmstream->layout_data = build_layered_fsb5(sf, sb, &fsb5);
if (!vgmstream->layout_data) goto fail;
vgmstream->coding_type = coding_CELT_FSB;
vgmstream->layout_type = layout_layered;
}
else {
vgmstream->codec_data = init_celt_fsb(vgmstream->channels, CELT_0_11_0);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_CELT_FSB;
vgmstream->layout_type = layout_none;
}
break;
}
#endif
#ifdef VGM_USE_ATRAC9
case 0x0D: {/* FMOD_SOUND_FORMAT_AT9 */
/* skip frame size in newer FSBs [Day of the Tentacle Remastered (Vita), Tearaway Unfolded (PS4)] */
if (fsb5.extradata_size >= 0x08
&& read_u8(fsb5.extradata_offset, sf) != 0xFE) { /* not ATRAC9 sync */
fsb5.extradata_offset += 0x04;
fsb5.extradata_size -= 0x04;
}
fsb5.layers = (fsb5.extradata_size / 0x04);
if (fsb5.layers > 1) {
/* multichannel made of various layers [Little Big Planet (Vita)] */
vgmstream->layout_data = build_layered_fsb5(sf, sb, &fsb5);
if (!vgmstream->layout_data) goto fail;
vgmstream->coding_type = coding_ATRAC9;
vgmstream->layout_type = layout_layered;
}
else {
/* standard ATRAC9, can be multichannel [Tearaway Unfolded (PS4)] */
atrac9_config cfg = {0};
cfg.channels = vgmstream->channels;
cfg.config_data = read_u32be(fsb5.extradata_offset,sf);
//cfg.encoder_delay = 0x100; //todo not used? num_samples seems to count all data
vgmstream->codec_data = init_atrac9(&cfg);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_ATRAC9;
vgmstream->layout_type = layout_none;
}
break;
}
#endif
#ifdef VGM_USE_FFMPEG
case 0x0E: { /* FMOD_SOUND_FORMAT_XWMA [from fsbankex tests, no known games] */
int format,avg_bitrate, block_size;
format = read_u16be(fsb5.extradata_offset+0x00,sf);
block_size = read_u16be(fsb5.extradata_offset+0x02,sf);
avg_bitrate = read_u32be(fsb5.extradata_offset+0x04,sf);
/* rest: seek entries + mini seek table? */
/* XWMA encoder only does up to 6ch (doesn't use FSB multistreams for more) */
vgmstream->codec_data = init_ffmpeg_xwma(sf, fsb5.stream_offset, fsb5.stream_size, format, fsb5.channels, fsb5.sample_rate, avg_bitrate, block_size);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none;
break;
}
#endif
#ifdef VGM_USE_VORBIS
case 0x0F: {/* FMOD_SOUND_FORMAT_VORBIS [Shantae Half Genie Hero (PC), Pokemon Go (iOS)] */
vorbis_custom_config cfg = {0};
cfg.channels = fsb5.channels;
cfg.sample_rate = fsb5.sample_rate;
cfg.setup_id = read_u32le(fsb5.extradata_offset,sf);
cfg.stream_end = fsb5.stream_offset + fsb5.stream_size;
vgmstream->codec_data = init_vorbis_custom(sb, fsb5.stream_offset, VORBIS_FSB, &cfg);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_VORBIS_custom;
vgmstream->layout_type = layout_none;
break;
}
#endif
case 0x10: /* FMOD_SOUND_FORMAT_FADPCM [Dead Rising 4 (PC), Sine Mora Ex (Switch)] */
vgmstream->coding_type = coding_FADPCM;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x8c;
break;
#ifdef VGM_USE_FFMPEG
case 0x11: { /* FMOD_SOUND_FORMAT_OPUS [LEGO 2K Drive (Switch)] */
int skip = 312; //fsb_opus_get_encoder_delay(fsb5.stream_offset, sb); /* returns 120 but this seems correct in test files */
//vgmstream->num_samples -= skip;
vgmstream->codec_data = init_ffmpeg_fsb_opus(sb, fsb5.stream_offset, fsb5.stream_size, vgmstream->channels, skip, vgmstream->sample_rate);
if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none;
break;
}
#endif
default:
vgm_logi("FSB5: unknown codec 0x%x (report)\n", fsb5.codec);
goto fail;
}
if (!vgmstream_open_stream(vgmstream, sb, fsb5.stream_offset))
goto fail;
if (sb != sf) close_streamfile(sb);
return vgmstream;
fail:
if (sb != sf) close_streamfile(sb);
close_vgmstream(vgmstream);
return NULL;
}
static layered_layout_data* build_layered_fsb5(STREAMFILE* sf, STREAMFILE* sb, fsb5_header* fsb5) {
layered_layout_data* data = NULL;
STREAMFILE* temp_sf = NULL;
size_t interleave, config = 0;
int i, layer_channels;
/* init layout */
data = init_layout_layered(fsb5->layers);
if (!data) goto fail;
for (i = 0; i < fsb5->layers; i++) {
switch (fsb5->codec) {
case 0x0C: { /* CELT */
/* 2ch+2ch..+1ch or 2ch+2ch..+2ch = check last layer */
layer_channels = (i+1 == fsb5->layers && fsb5->channels % 2 == 1) ? 1 : 2;
if (read_u32be(fsb5->stream_offset+0x00,sb) != 0x17C30DF3) /* FSB CELT frame ID */
goto fail;
interleave = 0x04+0x04+read_u32le(fsb5->stream_offset+0x04,sb); /* frame size */
//todo unknown interleave for max quality odd channel streams (found in test files)
/* FSB5 odd channels use 2ch+2ch...+1ch streams, and the last only goes up to 0x17a, and other
* streams only use that max (doesn't happen for smaller frames, even channels, or FSB4)
* however streams other than the last seem to be padded with 0s somehow and wont work */
if (interleave > 0x17a && (fsb5->channels % 2 == 1))
interleave = 0x17a;
break;
}
case 0x0D: { /* ATRAC9 */
int channel_index;
size_t frame_size;
/* 2ch+2ch..+1/2ch */
config = read_u32be(fsb5->extradata_offset + 0x04*i, sf); /* ATRAC9 config */
channel_index = ((config >> 17) & 0x7);
frame_size = (((config >> 5) & 0x7FF) + 1) * (1 << ((config >> 3) & 0x2)); /* frame size * superframe index */
if (channel_index > 2)
goto fail; /* only 1/2ch expected */
layer_channels = (channel_index==0) ? 1 : 2;
interleave = frame_size;
//todo in test files with 2ch+..+1ch interleave is off (uses some strange padding)
break;
}
case 0x0F: { /* VORBIS */
layer_channels = fsb5->channels;
interleave = 0;
break;
}
default:
goto fail;
}
/* build the layer VGMSTREAM */
data->layers[i] = allocate_vgmstream(layer_channels, fsb5->loop_flag);
if (!data->layers[i]) goto fail;
data->layers[i]->sample_rate = fsb5->sample_rate;
data->layers[i]->num_samples = fsb5->num_samples;
data->layers[i]->loop_start_sample = fsb5->loop_start;
data->layers[i]->loop_end_sample = fsb5->loop_end;
switch (fsb5->codec) {
#ifdef VGM_USE_CELT
case 0x0C: { /* CELT */
data->layers[i]->codec_data = init_celt_fsb(layer_channels, CELT_0_11_0);
if (!data->layers[i]->codec_data) goto fail;
data->layers[i]->coding_type = coding_CELT_FSB;
data->layers[i]->layout_type = layout_none;
break;
}
#endif
#ifdef VGM_USE_ATRAC9
case 0x0D: { /* ATRAC9 */
atrac9_config cfg = {0};
cfg.channels = layer_channels;
cfg.config_data = config;
//cfg.encoder_delay = 0x100; //todo not used? num_samples seems to count all data
data->layers[i]->codec_data = init_atrac9(&cfg);
if (!data->layers[i]->codec_data) goto fail;
data->layers[i]->coding_type = coding_ATRAC9;
data->layers[i]->layout_type = layout_none;
break;
}
#endif
default:
goto fail;
}
temp_sf = setup_fsb5_streamfile(sb, fsb5->stream_offset, fsb5->stream_size, fsb5->layers, i, interleave);
if (!temp_sf) goto fail;
if (!vgmstream_open_stream(data->layers[i], temp_sf, 0x00))
goto fail;
close_streamfile(temp_sf);
temp_sf = NULL;
}
/* setup layered VGMSTREAMs */
if (!setup_layout_layered(data))
goto fail;
return data;
fail:
close_streamfile(temp_sf);
free_layout_layered(data);
return NULL;
}
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