#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 sample_rate; int32_t num_samples; int32_t loop_start; int32_t loop_end; int loop_flag; off_t sample_header_offset; size_t sample_header_size; size_t name_table_size; size_t sample_data_size; size_t base_header_size; off_t extradata_offset; size_t extradata_size; off_t stream_offset; size_t stream_size; off_t name_offset; } fsb5_header; /* ********************************************************************************** */ static layered_layout_data* build_layered_fsb5_celt(STREAMFILE* sf, fsb5_header* fsb5); static layered_layout_data* build_layered_fsb5_atrac9(STREAMFILE* sf, fsb5_header* fsb5, off_t configs_offset, size_t configs_size); /* FSB5 - Firelight's FMOD Studio SoundBank format */ VGMSTREAM* init_vgmstream_fsb5(STREAMFILE* sf) { VGMSTREAM* vgmstream = NULL; fsb5_header fsb5 = {0}; int target_subsong = sf->stream_index; int i; /* checks */ /* .fsb: standard * .snd: Alchemy engine (also Unity) */ if (!check_extensions(sf,"fsb,snd")) goto fail; if (read_32bitBE(0x00,sf) != 0x46534235) /* "FSB5" */ goto fail; /* 0x00 is rare (seen in Tales from Space Vita) */ fsb5.version = read_32bitLE(0x04,sf); if (fsb5.version != 0x00 && fsb5.version != 0x01) goto fail; fsb5.total_subsongs = read_32bitLE(0x08,sf); fsb5.sample_header_size = read_32bitLE(0x0C,sf); fsb5.name_table_size = read_32bitLE(0x10,sf); fsb5.sample_data_size = read_32bitLE(0x14,sf); fsb5.codec = read_32bitLE(0x18,sf); /* version 0x01 - 0x1c(4): zero, 0x24(16): hash, 0x34(8): unk * version 0x00 has an extra field (always 0?) at 0x1c */ if (fsb5.version == 0x01) { /* found by tests and assumed to be flags, no games known */ fsb5.flags = read_32bitLE(0x20,sf); } fsb5.base_header_size = (fsb5.version==0x00) ? 0x40 : 0x3C; if ((fsb5.sample_header_size + fsb5.name_table_size + fsb5.sample_data_size + fsb5.base_header_size) != get_streamfile_size(sf)) { VGM_LOG("FSB5: bad size (%x + %x + %x + %x != %x)\n", fsb5.sample_header_size, fsb5.name_table_size, fsb5.sample_data_size, fsb5.base_header_size, 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; fsb5.sample_header_offset = fsb5.base_header_size; /* 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) */ for (i = 0; i < fsb5.total_subsongs; i++) { size_t stream_header_size = 0; off_t data_offset = 0; uint32_t sample_mode1, sample_mode2; /* maybe one uint64? */ sample_mode1 = (uint32_t)read_32bitLE(fsb5.sample_header_offset+0x00,sf); sample_mode2 = (uint32_t)read_32bitLE(fsb5.sample_header_offset+0x04,sf); stream_header_size += 0x08; /* get samples */ fsb5.num_samples = ((sample_mode2 >> 2) & 0x3FFFFFFF); /* bits2: 31..2 (30) */ /* get offset inside data section */ /* up to 0x07FFFFFF * 0x20 = full 32b offset 0xFFFFFFE0 */ data_offset = (((sample_mode2 & 0x03) << 25) | ((sample_mode1 >> 7) & 0x1FFFFFF)) << 5; /* bits2: 1..0 (2) | bits1: 31..8 (25) */ /* get channels */ switch ((sample_mode1 >> 5) & 0x03) { /* bits1: 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_mode1 >> 1) & 0x0f) { /* bits1: 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_mode1 & 0x01) { /* bits1: 0 (1) */ off_t extraflag_offset = fsb5.sample_header_offset+0x08; uint32_t extraflag, extraflag_type, extraflag_size, extraflag_end; do { extraflag = read_32bitLE(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_8bit(extraflag_offset+0x04,sf); break; case 0x02: /* sample rate */ fsb5.sample_rate = read_32bitLE(extraflag_offset+0x04,sf); break; case 0x03: /* loop info */ fsb5.loop_start = read_32bitLE(extraflag_offset+0x04,sf); if (extraflag_size > 0x04) { /* probably not needed */ fsb5.loop_end = read_32bitLE(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_32bitLE(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: /* number of layered Vorbis channels [Invisible, Inc. (Switch)] */ default: VGM_LOG("FSB5: stream %i unknown flag 0x%x at %x + 0x04 (size 0x%x)\n", i, extraflag_type, (uint32_t)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 { off_t next_data_offset; uint32_t next_sample_mode1, next_sample_mode2; next_sample_mode1 = (uint32_t)read_32bitLE(fsb5.sample_header_offset+stream_header_size+0x00,sf); next_sample_mode2 = (uint32_t)read_32bitLE(fsb5.sample_header_offset+stream_header_size+0x04,sf); next_data_offset = (((next_sample_mode2 & 0x03) << 25) | ((next_sample_mode1 >> 7) & 0x1FFFFFF)) << 5; fsb5.stream_size = next_data_offset - data_offset; } break; } /* continue searching target */ fsb5.sample_header_offset += stream_header_size; } /* target stream not found*/ 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_32bitLE(name_suboffset,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_LOG("FSB5: FMOD_SOUND_FORMAT_PCM24 found\n"); goto fail; case 0x04: /* FMOD_SOUND_FORMAT_PCM32 */ VGM_LOG("FSB5: FMOD_SOUND_FORMAT_PCM32 found\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)] */ uint8_t buf[0x100]; int bytes, block_size, block_count; block_size = 0x8000; /* FSB default */ block_count = fsb5.stream_size / block_size + (fsb5.stream_size % block_size ? 1 : 0); bytes = ffmpeg_make_riff_xma2(buf, 0x100, vgmstream->num_samples, fsb5.stream_size, vgmstream->channels, vgmstream->sample_rate, block_count, block_size); vgmstream->codec_data = init_ffmpeg_header_offset(sf, buf,bytes, fsb5.stream_offset,fsb5.stream_size); if (!vgmstream->codec_data) goto fail; vgmstream->coding_type = coding_FFmpeg; vgmstream->layout_type = layout_none; xma_fix_raw_samples(vgmstream, sf, 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(sf, 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)] */ int is_multistream = fsb5.channels > 2; if (is_multistream) { vgmstream->layout_data = build_layered_fsb5_celt(sf, &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 */ int is_multistream; off_t configs_offset = fsb5.extradata_offset; size_t configs_size = fsb5.extradata_size; /* skip frame size in newer FSBs [Day of the Tentacle Remastered (Vita), Tearaway Unfolded (PS4)] */ if (configs_size >= 0x08 && (uint8_t)read_8bit(configs_offset, sf) != 0xFE) { /* ATRAC9 sync */ configs_offset += 0x04; configs_size -= 0x04; } is_multistream = (configs_size / 0x04) > 1; if (is_multistream) { /* multichannel made of various streams [Little Big Planet (Vita)] */ vgmstream->layout_data = build_layered_fsb5_atrac9(sf, &fsb5, configs_offset, configs_size); 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_32bitBE(configs_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] */ uint8_t buf[0x100]; int bytes, format, average_bps, block_align; format = read_16bitBE(fsb5.extradata_offset+0x00,sf); block_align = (uint16_t)read_16bitBE(fsb5.extradata_offset+0x02,sf); average_bps = (uint32_t)read_32bitBE(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) */ bytes = ffmpeg_make_riff_xwma(buf,0x100, format, fsb5.stream_size, vgmstream->channels, vgmstream->sample_rate, average_bps, block_align); vgmstream->codec_data = init_ffmpeg_header_offset(sf, buf,bytes, fsb5.stream_offset,fsb5.stream_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 = vgmstream->channels; cfg.sample_rate = vgmstream->sample_rate; cfg.setup_id = read_32bitLE(fsb5.extradata_offset,sf); vgmstream->layout_type = layout_none; vgmstream->coding_type = coding_VORBIS_custom; vgmstream->codec_data = init_vorbis_custom(sf, fsb5.stream_offset, VORBIS_FSB, &cfg); if (!vgmstream->codec_data) goto fail; 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; #if 0 //disabled until some game is found, can be created in the GUI tool #ifdef VGM_USE_FFMPEG case 0x11: { /* FMOD_SOUND_FORMAT_OPUS */ int skip = 312; //fsb_opus_get_encoder_delay(fsb5.stream_offset, sf); /* returns 120 but this seems correct */ //vgmstream->num_samples -= skip; vgmstream->codec_data = init_ffmpeg_fsb_opus(sf, 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 #endif default: VGM_LOG("FSB5: unknown codec %x found\n", fsb5.codec); goto fail; } if (!vgmstream_open_stream(vgmstream,sf,fsb5.stream_offset)) goto fail; return vgmstream; fail: close_vgmstream(vgmstream); return NULL; } static layered_layout_data* build_layered_fsb5_celt(STREAMFILE* sf, fsb5_header* fsb5) { layered_layout_data* data = NULL; STREAMFILE* temp_sf = NULL; int i, layers = (fsb5->channels+1) / 2; size_t interleave; if (read_32bitBE(fsb5->stream_offset+0x00,sf) != 0x17C30DF3) /* FSB CELT frame ID */ goto fail; interleave = 0x04+0x04+read_32bitLE(fsb5->stream_offset+0x04,sf); /* 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; /* init layout */ data = init_layout_layered(layers); if (!data) goto fail; /* open each layer subfile (1/2ch CELT streams: 2ch+2ch..+1ch or 2ch+2ch..+2ch) */ for (i = 0; i < layers; i++) { int layer_channels = (i+1 == layers && fsb5->channels % 2 == 1) ? 1 : 2; /* last layer can be 1/2ch */ /* 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; #ifdef VGM_USE_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; #else goto fail; #endif temp_sf = setup_fsb5_streamfile(sf, fsb5->stream_offset, fsb5->stream_size, 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; } static layered_layout_data* build_layered_fsb5_atrac9(STREAMFILE* sf, fsb5_header* fsb5, off_t configs_offset, size_t configs_size) { layered_layout_data* data = NULL; STREAMFILE* temp_sf = NULL; int i, layers = (configs_size / 0x04); size_t interleave = 0; /* init layout */ data = init_layout_layered(layers); if (!data) goto fail; /* open each layer subfile (2ch+2ch..+1/2ch) */ for (i = 0; i < layers; i++) { uint32_t config = read_32bitBE(configs_offset + 0x04*i, sf); int channel_index, layer_channels; size_t frame_size; /* parse ATRAC9 config (see VGAudio docs) */ 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; if (interleave == 0) interleave = frame_size; //todo in test files with 2ch+..+1ch interleave is off (uses some strange padding) /* 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; #ifdef VGM_USE_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; } #else goto fail; #endif temp_sf = setup_fsb5_streamfile(sf, fsb5->stream_offset, fsb5->stream_size, 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; }