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Add EA EACS banks [Need for Speed (PC)]

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bnnm 2019-01-02 17:17:14 +01:00
parent 49628d6198
commit dd97d29f80
5 changed files with 114 additions and 28 deletions
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4
src/formats.c
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@ -129,6 +129,7 @@ static const char* extension_list[] = {
"e4x",
"eam",
"eas",
"eda", //txth/reserved [Project Eden (PS2)]
"emff", //fake extension for .mul (to be removed)
"enm",
@ -803,7 +804,8 @@ static const meta_info meta_info_list[] = {
{meta_HGC1, "Knights of the Temple 2 hgC1 Header"},
{meta_AUS, "Capcom AUS Header"},
{meta_RWS, "RenderWare RWS header"},
{meta_EA_1SNH, "Electronic Arts 1SNh/EACS header"},
{meta_EA_1SNH, "Electronic Arts 1SNh header"},
{meta_EA_EACS, "Electronic Arts EACS header"},
{meta_SL3, "Atari Melbourne House SL3 header"},
{meta_FSB1, "FMOD Sample Bank (FSB1) Header"},
{meta_FSB2, "FMOD Sample Bank (FSB2) Header"},

135
src/meta/ea_1snh.c
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@ -17,27 +17,33 @@ typedef struct {
int32_t loop_start;
int32_t loop_end;
int32_t loop_start_offset;
int32_t data_offset;
int big_endian;
int loop_flag;
int is_sead;
int codec_config;
int is_bank;
int total_subsongs;
} ea_header;
static int parse_header(STREAMFILE* streamFile, ea_header* ea, off_t begin_offset);
static VGMSTREAM * init_vgmstream_main(STREAMFILE *streamFile, ea_header* ea);
static void set_ea_1snh_num_samples(STREAMFILE* streamFile, off_t start_offset, ea_header* ea);
static int get_ea_1snh_ima_version(STREAMFILE* streamFile, off_t start_offset, const ea_header* ea);
/* EA 1SNh - from early EA games (~1996, ex. Need for Speed) */
/* EA 1SNh - from early EA games, stream (~1996, ex. Need for Speed) */
VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset;
ea_header ea = {0};
off_t eacs_offset;
/* checks */
/* .asf/as4: common, cnk: some PS games, .sng: fake for plugins (to mimic EA SCHl's common extension) */
/* .uv, .tgq: some SAT games */
/* .asf/as4: common
* .cnk: some PS games
* .sng: fake for plugins (to mimic EA SCHl's common extension)
* .uv/tgq: some SAT games (video only?) */
if (!check_extensions(streamFile,"asf,as4,cnk,sng,uv,tgq"))
goto fail;
@ -47,45 +53,117 @@ VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
/* stream is divided into blocks/chunks: 1SNh=audio header, 1SNd=data xN, 1SNl=loop end, 1SNe=end.
* Video uses various blocks (kVGT/fVGT/etc) and sometimes alt audio blocks (SEAD/SNDC/SEND). */
ea.is_sead = read_32bitBE(0x00,streamFile) == 0x53454144;
/* use block size as endian marker (Saturn = BE) */
ea.big_endian = !(read_32bitLE(0x04,streamFile) < 0x0000FFFF);
ea.big_endian = guess_endianness32bit(0x04,streamFile);
if (!parse_header(streamFile,&ea, 0x08))
eacs_offset = 0x08; /* after 1SNh block id+size */
if (!parse_header(streamFile,&ea, eacs_offset))
goto fail;
return init_vgmstream_main(streamFile, &ea);
fail:
return NULL;
}
/* EA EACS - from early EA games, bank (~1996, ex. Need for Speed) */
VGMSTREAM * init_vgmstream_ea_eacs(STREAMFILE *streamFile) {
ea_header ea = {0};
off_t eacs_offset;
/* checks */
/* .eas: single bank [Need for Speed (PC)]
* .bnk: multi bank [Need for Speed (PC)] */
if (!check_extensions(streamFile,"eas,bnk"))
goto fail;
start_offset = 0x00;
/* plain data without blocks, can contain N*(EACS header) + N*(data), or N (EACS header + data) */
ea.is_bank = 1;
/* use ??? as endian marker (Saturn = BE) */
//ea.big_endian = guess_endianness32bit(0x04,streamFile);
if (read_32bitBE(0x00,streamFile) == 0x45414353) { /* "EACS" */
/* single bank variant */
eacs_offset = 0x00;
}
else if (read_32bitBE(0x00,streamFile) == 0x00) {
/* multi bank variant */
int i;
int target_subsong = streamFile->stream_index;
if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0) goto fail;
/* offsets to EACSs are scattered in the first 0x200
* this looks dumb but seems like the only way */
eacs_offset = 0;
for (i = 0x00; i < 0x200; i += 0x04) {
off_t bank_offset = read_32bitLE(i, streamFile);
if (bank_offset == 0)
continue;
ea.total_subsongs++;
/* parse mini bank header */
if (ea.total_subsongs == target_subsong) {
/* 0x00: some id or flags? */
eacs_offset = read_32bitLE(bank_offset + 0x04, streamFile);
/* rest: not sure if part of this header */
}
}
if (eacs_offset == 0)
goto fail;
}
else {
goto fail;
}
if (!parse_header(streamFile,&ea, eacs_offset))
goto fail;
return init_vgmstream_main(streamFile, &ea);
fail:
return NULL;
}
static VGMSTREAM * init_vgmstream_main(STREAMFILE *streamFile, ea_header* ea) {
VGMSTREAM * vgmstream = NULL;
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(ea.channels, ea.loop_flag);
vgmstream = allocate_vgmstream(ea->channels, ea->loop_flag);
if (!vgmstream) goto fail;
vgmstream->sample_rate = ea.sample_rate;
vgmstream->num_samples = ea.num_samples;
vgmstream->loop_start_sample = ea.loop_start;
vgmstream->loop_end_sample = ea.loop_end;
vgmstream->sample_rate = ea->sample_rate;
vgmstream->num_samples = ea->num_samples;
vgmstream->loop_start_sample = ea->loop_start;
vgmstream->loop_end_sample = ea->loop_end;
vgmstream->codec_endian = ea.big_endian;
vgmstream->layout_type = layout_blocked_ea_1snh;
vgmstream->meta_type = meta_EA_1SNH;
vgmstream->codec_endian = ea->big_endian;
vgmstream->layout_type = ea->is_bank ? layout_none : layout_blocked_ea_1snh;
vgmstream->meta_type = ea->is_bank ? meta_EA_EACS : meta_EA_1SNH;
vgmstream->num_streams = ea->total_subsongs;
switch (ea.codec) {
switch (ea->codec) {
case EA_CODEC_PCM: /* Need for Speed (PC) */
vgmstream->coding_type = ea.bits==1 ? coding_PCM8_int : coding_PCM16_int;
vgmstream->coding_type = ea->bits==1 ? coding_PCM8_int : coding_PCM16_int;
break;
case EA_CODEC_ULAW: /* Crusader: No Remorse movies (SAT), FIFA 96 movies (SAT) */
if (ea.bits && ea.bits!=2) goto fail; /* only set in EACS */
if (ea->bits && ea->bits != 2) goto fail; /* only set in EACS */
vgmstream->coding_type = coding_ULAW_int;
break;
case EA_CODEC_IMA: /* Need for Speed II (PC) */
if (ea.bits && ea.bits!=2) goto fail; /* only in EACS */
if (ea->bits && ea->bits != 2) goto fail; /* only in EACS */
vgmstream->coding_type = coding_DVI_IMA; /* stereo/mono, high nibble first */
vgmstream->codec_config = ea.codec_config;
vgmstream->codec_config = ea->codec_config;
break;
case EA_CODEC_PSX: /* Need for Speed (PS) */
@ -93,12 +171,12 @@ VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE *streamFile) {
break;
default:
VGM_LOG("EA: unknown codec 0x%02x\n", ea.codec);
VGM_LOG("EA EACS: unknown codec 0x%02x\n", ea->codec);
goto fail;
}
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
if (!vgmstream_open_stream(vgmstream,streamFile,ea->data_offset))
goto fail;
return vgmstream;
@ -116,15 +194,18 @@ static int parse_header(STREAMFILE* streamFile, ea_header* ea, off_t offset) {
ea->bits = read_8bit(offset+0x08, streamFile);
ea->channels = read_8bit(offset+0x09, streamFile);
ea->codec = read_8bit(offset+0x0a, streamFile);
ea->type = read_8bit(offset+0x0b, streamFile);
ea->type = read_8bit(offset+0x0b, streamFile); /* block type? 0=1SNh, -1=bank */
ea->num_samples = read_32bit(offset+0x0c, streamFile);
ea->loop_start = read_32bit(offset+0x10, streamFile);
ea->loop_end = read_32bit(offset+0x14, streamFile) + ea->loop_start; /* loop length */
/* 0x18: data start? (0x00), 0x1c: pan/volume/etc? (0x7F), rest can be padding/garbage */
VGM_ASSERT(ea->type != 0, "EA EACS: unknown type\n"); /* block type? */
ea->data_offset = read_32bit(offset+0x18, streamFile); /* 0 when blocked */
/* 0x1c: pan/volume/etc? (0x7F)
* rest may be padding/garbage */
//VGM_ASSERT(ea->type != 0, "EA EACS: unknown type %i\n", ea->type);
if (ea->codec == EA_CODEC_IMA)
ea->codec_config = get_ea_1snh_ima_version(streamFile, 0x00, ea);
/* EACS banks with empty values exist but will be rejected later */
}
else if (ea->is_sead) {
/* alt subheader (found in some PC videos) */

1
src/meta/meta.h
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@ -174,6 +174,7 @@ VGMSTREAM * init_vgmstream_pos(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_nwa(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ea_1snh(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ea_eacs(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_xss(STREAMFILE * streamFile);

1
src/vgmstream.c
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@ -84,6 +84,7 @@ VGMSTREAM * (*init_vgmstream_functions[])(STREAMFILE *streamFile) = {
init_vgmstream_pos,
init_vgmstream_nwa,
init_vgmstream_ea_1snh,
init_vgmstream_ea_eacs,
init_vgmstream_xss,
init_vgmstream_sl3,
init_vgmstream_hgc1,

1
src/vgmstream.h
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@ -462,6 +462,7 @@ typedef enum {
meta_EA_SCHL_fixed, /* Electronic Arts SCHl with fixed header */
meta_EA_BNK, /* Electronic Arts BNK */
meta_EA_1SNH, /* Electronic Arts 1SNh/EACS */
meta_EA_EACS,
meta_RAW, /* RAW PCM file */