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https://github.com/vgmstream/vgmstream.git
synced 2025-02-17 19:19:16 +01:00
Add EA EACS banks [Need for Speed (PC)]
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49628d6198
commit
dd97d29f80
@ -129,6 +129,7 @@ static const char* extension_list[] = {
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"e4x",
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"eam",
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"eas",
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"eda", //txth/reserved [Project Eden (PS2)]
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"emff", //fake extension for .mul (to be removed)
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"enm",
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@ -803,7 +804,8 @@ static const meta_info meta_info_list[] = {
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{meta_HGC1, "Knights of the Temple 2 hgC1 Header"},
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{meta_AUS, "Capcom AUS Header"},
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{meta_RWS, "RenderWare RWS header"},
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{meta_EA_1SNH, "Electronic Arts 1SNh/EACS header"},
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{meta_EA_1SNH, "Electronic Arts 1SNh header"},
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{meta_EA_EACS, "Electronic Arts EACS header"},
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{meta_SL3, "Atari Melbourne House SL3 header"},
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{meta_FSB1, "FMOD Sample Bank (FSB1) Header"},
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{meta_FSB2, "FMOD Sample Bank (FSB2) Header"},
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@ -17,27 +17,33 @@ typedef struct {
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int32_t loop_start;
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int32_t loop_end;
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int32_t loop_start_offset;
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int32_t data_offset;
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int big_endian;
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int loop_flag;
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int is_sead;
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int codec_config;
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int is_bank;
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int total_subsongs;
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} ea_header;
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static int parse_header(STREAMFILE* streamFile, ea_header* ea, off_t begin_offset);
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static VGMSTREAM * init_vgmstream_main(STREAMFILE *streamFile, ea_header* ea);
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static void set_ea_1snh_num_samples(STREAMFILE* streamFile, off_t start_offset, ea_header* ea);
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static int get_ea_1snh_ima_version(STREAMFILE* streamFile, off_t start_offset, const ea_header* ea);
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/* EA 1SNh - from early EA games (~1996, ex. Need for Speed) */
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/* EA 1SNh - from early EA games, stream (~1996, ex. Need for Speed) */
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VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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off_t start_offset;
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ea_header ea = {0};
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off_t eacs_offset;
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/* checks */
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/* .asf/as4: common, cnk: some PS games, .sng: fake for plugins (to mimic EA SCHl's common extension) */
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/* .uv, .tgq: some SAT games */
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/* .asf/as4: common
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* .cnk: some PS games
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* .sng: fake for plugins (to mimic EA SCHl's common extension)
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* .uv/tgq: some SAT games (video only?) */
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if (!check_extensions(streamFile,"asf,as4,cnk,sng,uv,tgq"))
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goto fail;
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@ -47,45 +53,117 @@ VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
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/* stream is divided into blocks/chunks: 1SNh=audio header, 1SNd=data xN, 1SNl=loop end, 1SNe=end.
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* Video uses various blocks (kVGT/fVGT/etc) and sometimes alt audio blocks (SEAD/SNDC/SEND). */
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ea.is_sead = read_32bitBE(0x00,streamFile) == 0x53454144;
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/* use block size as endian marker (Saturn = BE) */
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ea.big_endian = !(read_32bitLE(0x04,streamFile) < 0x0000FFFF);
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ea.big_endian = guess_endianness32bit(0x04,streamFile);
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if (!parse_header(streamFile,&ea, 0x08))
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eacs_offset = 0x08; /* after 1SNh block id+size */
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if (!parse_header(streamFile,&ea, eacs_offset))
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goto fail;
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return init_vgmstream_main(streamFile, &ea);
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fail:
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return NULL;
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}
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/* EA EACS - from early EA games, bank (~1996, ex. Need for Speed) */
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VGMSTREAM * init_vgmstream_ea_eacs(STREAMFILE *streamFile) {
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ea_header ea = {0};
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off_t eacs_offset;
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/* checks */
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/* .eas: single bank [Need for Speed (PC)]
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* .bnk: multi bank [Need for Speed (PC)] */
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if (!check_extensions(streamFile,"eas,bnk"))
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goto fail;
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start_offset = 0x00;
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/* plain data without blocks, can contain N*(EACS header) + N*(data), or N (EACS header + data) */
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ea.is_bank = 1;
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/* use ??? as endian marker (Saturn = BE) */
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//ea.big_endian = guess_endianness32bit(0x04,streamFile);
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if (read_32bitBE(0x00,streamFile) == 0x45414353) { /* "EACS" */
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/* single bank variant */
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eacs_offset = 0x00;
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}
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else if (read_32bitBE(0x00,streamFile) == 0x00) {
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/* multi bank variant */
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int i;
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int target_subsong = streamFile->stream_index;
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if (target_subsong == 0) target_subsong = 1;
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if (target_subsong < 0) goto fail;
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/* offsets to EACSs are scattered in the first 0x200
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* this looks dumb but seems like the only way */
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eacs_offset = 0;
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for (i = 0x00; i < 0x200; i += 0x04) {
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off_t bank_offset = read_32bitLE(i, streamFile);
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if (bank_offset == 0)
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continue;
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ea.total_subsongs++;
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/* parse mini bank header */
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if (ea.total_subsongs == target_subsong) {
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/* 0x00: some id or flags? */
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eacs_offset = read_32bitLE(bank_offset + 0x04, streamFile);
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/* rest: not sure if part of this header */
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}
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}
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if (eacs_offset == 0)
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goto fail;
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}
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else {
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goto fail;
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}
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if (!parse_header(streamFile,&ea, eacs_offset))
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goto fail;
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return init_vgmstream_main(streamFile, &ea);
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fail:
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return NULL;
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}
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static VGMSTREAM * init_vgmstream_main(STREAMFILE *streamFile, ea_header* ea) {
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VGMSTREAM * vgmstream = NULL;
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(ea.channels, ea.loop_flag);
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vgmstream = allocate_vgmstream(ea->channels, ea->loop_flag);
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if (!vgmstream) goto fail;
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vgmstream->sample_rate = ea.sample_rate;
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vgmstream->num_samples = ea.num_samples;
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vgmstream->loop_start_sample = ea.loop_start;
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vgmstream->loop_end_sample = ea.loop_end;
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vgmstream->sample_rate = ea->sample_rate;
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vgmstream->num_samples = ea->num_samples;
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vgmstream->loop_start_sample = ea->loop_start;
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vgmstream->loop_end_sample = ea->loop_end;
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vgmstream->codec_endian = ea.big_endian;
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vgmstream->layout_type = layout_blocked_ea_1snh;
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vgmstream->meta_type = meta_EA_1SNH;
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vgmstream->codec_endian = ea->big_endian;
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vgmstream->layout_type = ea->is_bank ? layout_none : layout_blocked_ea_1snh;
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vgmstream->meta_type = ea->is_bank ? meta_EA_EACS : meta_EA_1SNH;
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vgmstream->num_streams = ea->total_subsongs;
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switch (ea.codec) {
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switch (ea->codec) {
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case EA_CODEC_PCM: /* Need for Speed (PC) */
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vgmstream->coding_type = ea.bits==1 ? coding_PCM8_int : coding_PCM16_int;
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vgmstream->coding_type = ea->bits==1 ? coding_PCM8_int : coding_PCM16_int;
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break;
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case EA_CODEC_ULAW: /* Crusader: No Remorse movies (SAT), FIFA 96 movies (SAT) */
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if (ea.bits && ea.bits!=2) goto fail; /* only set in EACS */
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if (ea->bits && ea->bits != 2) goto fail; /* only set in EACS */
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vgmstream->coding_type = coding_ULAW_int;
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break;
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case EA_CODEC_IMA: /* Need for Speed II (PC) */
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if (ea.bits && ea.bits!=2) goto fail; /* only in EACS */
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if (ea->bits && ea->bits != 2) goto fail; /* only in EACS */
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vgmstream->coding_type = coding_DVI_IMA; /* stereo/mono, high nibble first */
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vgmstream->codec_config = ea.codec_config;
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vgmstream->codec_config = ea->codec_config;
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break;
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case EA_CODEC_PSX: /* Need for Speed (PS) */
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@ -93,12 +171,12 @@ VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
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break;
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default:
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VGM_LOG("EA: unknown codec 0x%02x\n", ea.codec);
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VGM_LOG("EA EACS: unknown codec 0x%02x\n", ea->codec);
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goto fail;
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}
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if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
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if (!vgmstream_open_stream(vgmstream,streamFile,ea->data_offset))
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goto fail;
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return vgmstream;
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@ -116,15 +194,18 @@ static int parse_header(STREAMFILE* streamFile, ea_header* ea, off_t offset) {
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ea->bits = read_8bit(offset+0x08, streamFile);
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ea->channels = read_8bit(offset+0x09, streamFile);
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ea->codec = read_8bit(offset+0x0a, streamFile);
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ea->type = read_8bit(offset+0x0b, streamFile);
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ea->type = read_8bit(offset+0x0b, streamFile); /* block type? 0=1SNh, -1=bank */
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ea->num_samples = read_32bit(offset+0x0c, streamFile);
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ea->loop_start = read_32bit(offset+0x10, streamFile);
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ea->loop_end = read_32bit(offset+0x14, streamFile) + ea->loop_start; /* loop length */
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/* 0x18: data start? (0x00), 0x1c: pan/volume/etc? (0x7F), rest can be padding/garbage */
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VGM_ASSERT(ea->type != 0, "EA EACS: unknown type\n"); /* block type? */
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ea->data_offset = read_32bit(offset+0x18, streamFile); /* 0 when blocked */
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/* 0x1c: pan/volume/etc? (0x7F)
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* rest may be padding/garbage */
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//VGM_ASSERT(ea->type != 0, "EA EACS: unknown type %i\n", ea->type);
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if (ea->codec == EA_CODEC_IMA)
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ea->codec_config = get_ea_1snh_ima_version(streamFile, 0x00, ea);
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/* EACS banks with empty values exist but will be rejected later */
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}
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else if (ea->is_sead) {
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/* alt subheader (found in some PC videos) */
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@ -174,6 +174,7 @@ VGMSTREAM * init_vgmstream_pos(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_nwa(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_ea_eacs(STREAMFILE * streamFile);
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VGMSTREAM * init_vgmstream_xss(STREAMFILE * streamFile);
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@ -84,6 +84,7 @@ VGMSTREAM * (*init_vgmstream_functions[])(STREAMFILE *streamFile) = {
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init_vgmstream_pos,
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init_vgmstream_nwa,
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init_vgmstream_ea_1snh,
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init_vgmstream_ea_eacs,
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init_vgmstream_xss,
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init_vgmstream_sl3,
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init_vgmstream_hgc1,
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@ -462,6 +462,7 @@ typedef enum {
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meta_EA_SCHL_fixed, /* Electronic Arts SCHl with fixed header */
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meta_EA_BNK, /* Electronic Arts BNK */
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meta_EA_1SNH, /* Electronic Arts 1SNh/EACS */
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meta_EA_EACS,
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meta_RAW, /* RAW PCM file */
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