2018-08-15 17:34:17 +02:00
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#include "meta.h"
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#include "../coding/coding.h"
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/* BNK - Sony's Scream Tool bank format [Puyo Puyo Tetris (PS4), NekoBuro: Cats Block (Vita)] */
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VGMSTREAM * init_vgmstream_bnk_sony(STREAMFILE *streamFile) {
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#if 1
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset, stream_offset, name_offset = 0;
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size_t stream_size;
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off_t sblk_offset, data_offset;
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2018-08-20 20:05:44 +02:00
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int channel_count = 0, loop_flag, sample_rate, codec;
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2018-08-15 17:34:17 +02:00
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int version;
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uint32_t atrac9_info = 0;
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int loop_start = 0, loop_length = 0;
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int total_subsongs, target_subsong = streamFile->stream_index;
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/* checks */
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if (!check_extensions(streamFile, "bnk"))
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goto fail;
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if (read_32bitBE(0x00,streamFile) != 0x03000000)
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goto fail;
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if (read_32bitBE(0x04,streamFile) != 0x02000000)
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goto fail;
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sblk_offset = read_32bitLE(0x08,streamFile);
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/* 0x0c: sblk size */
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data_offset = read_32bitLE(0x10,streamFile);
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/* 0x14: data size */
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/* SE banks, also used for music. Most table fields seems reserved/defaults and
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* don't change much between subsongs or files, so they aren't described in detail */
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/* SBlk part: parse header */
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if (read_32bitBE(sblk_offset+0x00,streamFile) != 0x53426C6B) /* "SBlk" */
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goto fail;
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version = read_32bitLE(sblk_offset+0x04,streamFile);
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/* 0x08: possibly when version=0x0d, 0x03=Vita, 0x06=PS4 */
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//;VGM_LOG("BNK: sblk_offset=%lx, data_offset=%lx, version %x\n", sblk_offset, data_offset, version);
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{
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int i;
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off_t table1_offset, table2_offset, table3_offset, table4_offset;
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size_t section_entries, material_entries, stream_entries;
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size_t table1_entry_size;
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off_t table1_suboffset, table2_suboffset, table3_suboffset;
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off_t table2_entry_offset = 0, table3_entry_offset = 0;
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int table4_entry_id = -1;
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off_t table4_entries_offset, table4_names_offset;
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switch(version) {
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case 0x09: /* Puyo Puyo Tetris (PS4) */
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section_entries = (uint16_t)read_16bitLE(sblk_offset+0x16,streamFile); /* entry size: ~0x0c */
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material_entries = (uint16_t)read_16bitLE(sblk_offset+0x18,streamFile); /* entry size: ~0x08 */
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stream_entries = (uint16_t)read_16bitLE(sblk_offset+0x1a,streamFile); /* entry size: ~0x60 */
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table1_offset = sblk_offset + read_32bitLE(sblk_offset+0x1c,streamFile);
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table2_offset = sblk_offset + read_32bitLE(sblk_offset+0x20,streamFile);
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/* 0x24: null? */
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/* 0x28: offset to end? */
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/* 0x2c: offset to table3? */
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/* 0x30: null? */
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table3_offset = sblk_offset + read_32bitLE(sblk_offset+0x34,streamFile);
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table4_offset = sblk_offset + read_32bitLE(sblk_offset+0x38,streamFile);
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table1_entry_size = 0x0c;
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table1_suboffset = 0x08;
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table2_suboffset = 0x00;
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table3_suboffset = 0x10;
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break;
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case 0x0d: /* Polara (Vita), Crypt of the Necrodancer (Vita) */
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table1_offset = sblk_offset + read_32bitLE(sblk_offset+0x18,streamFile);
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table2_offset = sblk_offset + read_32bitLE(sblk_offset+0x1c,streamFile);
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/* 0x20: null? */
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/* 0x24: offset to end? */
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/* 0x28: offset to table4? */
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table3_offset = sblk_offset + read_32bitLE(sblk_offset+0x2c,streamFile);
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table4_offset = sblk_offset + read_32bitLE(sblk_offset+0x30,streamFile);
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/* 0x34: null? */
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section_entries = (uint16_t)read_16bitLE(sblk_offset+0x38,streamFile); /* entry size: ~0x24 */
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material_entries = (uint16_t)read_16bitLE(sblk_offset+0x3a,streamFile); /* entry size: ~0x08 */
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stream_entries = (uint16_t)read_16bitLE(sblk_offset+0x3c,streamFile); /* entry size: ~0x90 + variable (sometimes) */
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table1_entry_size = 0x24;
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table1_suboffset = 0x0c;
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table2_suboffset = 0x00;
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table3_suboffset = 0x44;
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break;
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default:
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VGM_LOG("BNK: unknown version %x\n", version);
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goto fail;
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}
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//;VGM_LOG("BNK: table offsets=t1=%lx, %lx, %lx, %lx\n", table1_offset,table2_offset,table3_offset,table4_offset);
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//;VGM_LOG("BNK: table entries=%i, %i, %i\n", section_entries,material_entries,stream_entries);
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/* table defs:
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* - table1: sections, point to some materials (may be less than streams/materials)
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* - table2: materials, point to all sounds or others subtypes (may be more than sounds)
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* - table3: sounds, point to streams (multiple sounds can repeat stream)
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* - table4: names define section names (not all sounds may have a name)
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*
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* approximate table parsing
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* - check materials and skip non-sounds to get table3 offsets (since table3 entry size isn't always constant)
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* - get stream offsets
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* - find if one section points to the selected material, and get section name = stream name */
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/* parse materials */
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total_subsongs = 0;
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if (target_subsong == 0) target_subsong = 1;
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for (i = 0; i < material_entries; i++) {
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uint16_t table2_subtype = (uint16_t)read_16bitLE(table2_offset+(i*0x08)+table2_suboffset+0x02,streamFile);
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if (table2_subtype != 0x100)
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continue; /* not sounds */
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total_subsongs++;
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if (total_subsongs == target_subsong) {
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table2_entry_offset = (i*0x08);
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table3_entry_offset = (uint16_t)read_16bitLE(table2_offset+(i*0x08)+table2_suboffset+0x00,streamFile);
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/* continue to count all subsongs*/
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}
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}
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//;VGM_LOG("BNK: subsongs %i, table2_entry=%lx, table3_entry=%lx\n", total_subsongs,table2_entry_offset,table3_entry_offset);
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if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
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/* this means some subsongs repeat streams, that can happen in some sfx banks, whatevs */
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if (total_subsongs != stream_entries) {
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//;VGM_LOG("BNK: subsongs %i vs table3 %i don't match\n", total_subsongs, stream_entries);
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/* find_dupes...? */
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}
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/* parse sounds */
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stream_offset = read_32bitLE(table3_offset+table3_entry_offset+table3_suboffset+0x00,streamFile);
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stream_size = read_32bitLE(table3_offset+table3_entry_offset+table3_suboffset+0x04,streamFile);
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/* find if this sound has an assigned name in table1 */
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for (i = 0; i < section_entries; i++) {
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off_t entry_offset = (uint16_t)read_16bitLE(table1_offset+(i*table1_entry_size)+table1_suboffset+0x00,streamFile);
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/* rarely (ex. Polara sfx) one name applies to multiple materials,
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* from current entry_offset to next entry_offset (section offsets should be in order) */
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if (entry_offset <= table2_entry_offset ) {
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table4_entry_id = i;
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//break;
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}
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}
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/* table4: */
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/* 0x00: bank name (optional) */
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/* 0x08: header size */
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/* 0x0c: table4 size */
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/* variable: entries */
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/* variable: names (null terminated) */
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table4_entries_offset = table4_offset + read_32bitLE(table4_offset+0x08, streamFile);
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table4_names_offset = table4_entries_offset + (0x10*section_entries);
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//;VGM_LOG("BNK: t4_entries=%lx, t4_names=%lx\n", table4_entries_offset, table4_names_offset);
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/* get assigned name from table4 names */
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for (i = 0; i < section_entries; i++) {
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int entry_id = read_32bitLE(table4_entries_offset+(i*0x10)+0x0c, streamFile);
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if (entry_id == table4_entry_id) {
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name_offset = table4_names_offset + read_32bitLE(table4_entries_offset+(i*0x10)+0x00, streamFile);
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break;
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}
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}
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//;VGM_LOG("BNK: stream_offset=%lx, stream_size=%x, name_offset=%lx\n", stream_offset, stream_size, name_offset);
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}
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/* data part: parse extradata before the codec, very annoying */
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{
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size_t extradata_size = 0;
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start_offset = data_offset + stream_offset;
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switch(version) {
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case 0x09:
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codec = read_16bitLE(start_offset+0x00,streamFile);
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extradata_size = 0x08 + read_32bitLE(start_offset+0x04,streamFile); /* 0x14 for AT9 */
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switch(codec) {
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#ifdef VGM_USE_ATRAC9
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case 0x02:
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case 0x05:
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if (read_32bitLE(start_offset+0x08,streamFile) + 0x08 != extradata_size) /* repeat? */
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goto fail;
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atrac9_info = (uint32_t)read_32bitBE(start_offset+0x0c,streamFile);
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/* 0x10: null? */
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loop_length = read_32bitLE(start_offset+0x14,streamFile);
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loop_start = read_32bitLE(start_offset+0x18,streamFile);
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/* get from AT9 config just in case, but probably: sr=48000 / codec 0x02=1ch, 0x05=2ch */
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atrac9_parse_config(atrac9_info, &sample_rate, &channel_count, NULL);
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break;
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#endif
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}
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break;
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case 0x0d:
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codec = read_16bitLE(start_offset+0x00,streamFile);
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if (read_32bitLE(start_offset+0x04,streamFile) != 0x01) /* type? */
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goto fail;
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extradata_size = 0x10 + read_32bitLE(start_offset+0x08,streamFile); /* 0x80 for AT9, 0x10 for PCM */
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/* 0x0c: null? */
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switch(codec) {
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#ifdef VGM_USE_ATRAC9
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case 0x02:
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case 0x05:
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if (read_32bitLE(start_offset+0x10,streamFile) + 0x10 != extradata_size) /* repeat? */
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goto fail;
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atrac9_info = (uint32_t)read_32bitBE(start_offset+0x14,streamFile);
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/* 0x18: null? */
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/* 0x1c: channels? */
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/* 0x20: null? */
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loop_length = read_32bitLE(start_offset+0x24,streamFile);
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loop_start = read_32bitLE(start_offset+0x28,streamFile);
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/* get from AT9 config just in case, but probably: sr=48000 / codec 0x02=1ch, 0x05=2ch */
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atrac9_parse_config(atrac9_info, &sample_rate, &channel_count, NULL);
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break;
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#endif
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case 0x01:
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case 0x04:
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sample_rate = 48000; /* seems ok */
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/* 0x10: null? */
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channel_count = read_32bitLE(start_offset+0x14,streamFile);
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loop_start = read_32bitLE(start_offset+0x18,streamFile);
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loop_length = read_32bitLE(start_offset+0x1c,streamFile);
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break;
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}
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break;
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default:
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goto fail;
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}
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start_offset += extradata_size;
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stream_size -= extradata_size;
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}
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loop_flag = (loop_start >= 0) && (loop_length > 0); /* loop_start is -1 if not set */
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channel_count,loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->sample_rate = sample_rate;
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vgmstream->num_streams = total_subsongs;
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vgmstream->stream_size = stream_size;
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vgmstream->meta_type = meta_BNK_SONY;
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switch(codec) {
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#ifdef VGM_USE_ATRAC9
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case 0x02: /* ATRAC9 mono? */
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case 0x05: { /* ATRAC9 stereo? */
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atrac9_config cfg = {0};
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cfg.channels = vgmstream->channels;
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cfg.config_data = atrac9_info;
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//cfg.encoder_delay = 0x00; //todo
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vgmstream->codec_data = init_atrac9(&cfg);
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if (!vgmstream->codec_data) goto fail;
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vgmstream->coding_type = coding_ATRAC9;
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vgmstream->layout_type = layout_none;
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vgmstream->num_samples = atrac9_bytes_to_samples(stream_size, vgmstream->codec_data);
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vgmstream->loop_start_sample = loop_start;
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vgmstream->loop_end_sample = loop_start + loop_length;
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break;
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|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
case 0x01: /* PCM16LE mono? (NekoBuro/Polara sfx) */
|
|
|
|
|
case 0x04: /* PCM16LE stereo? (NekoBuro/Polara sfx) */
|
|
|
|
|
vgmstream->coding_type = coding_PCM16LE;
|
|
|
|
|
vgmstream->layout_type = layout_interleave;
|
|
|
|
|
vgmstream->interleave_block_size = 0x02;
|
|
|
|
|
|
|
|
|
|
vgmstream->num_samples = pcm_bytes_to_samples(stream_size, vgmstream->channels, 16);
|
|
|
|
|
vgmstream->loop_start_sample = loop_start;
|
|
|
|
|
vgmstream->loop_end_sample = loop_start + loop_length;
|
|
|
|
|
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
VGM_LOG("BNK: unknown codec %x\n", codec);
|
|
|
|
|
goto fail;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (name_offset)
|
|
|
|
|
read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset,streamFile);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
|
|
|
|
|
goto fail;
|
|
|
|
|
return vgmstream;
|
|
|
|
|
fail:
|
|
|
|
|
close_vgmstream(vgmstream);
|
|
|
|
|
#endif
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
