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Add EXTS .sts_cp3+int_cp3 [Shadow of the Colossus (PS3)]

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This commit is contained in:
bnnm 2021-04-10 19:44:38 +02:00
parent 63691d8a50
commit 310a064fd0
5 changed files with 53 additions and 22 deletions
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3
src/formats.c
View File

@ -499,6 +499,7 @@ static const char* extension_list[] = {
"stream",
"strm",
"sts",
"sts_cp3",
"stx",
"svag",
"svs",
@ -930,7 +931,7 @@ static const meta_info meta_info_list[] = {
{meta_RAW_INT, "PS2 .int raw header"},
{meta_PS2_OMU, "Alter Echo OMU Header"},
{meta_DSP_STM, "Intelligent Systems STM header"},
{meta_PS2_EXST, "Sony EXST header"},
{meta_EXST, "Sony EXST header"},
{meta_SVAG_KCET, "Konami SVAG header"},
{meta_PS_HEADERLESS, "Headerless PS-ADPCM raw header"},
{meta_MIB_MIH, "Sony MultiStream MIH+MIB header"},

66
src/meta/exst.c
View File

@ -3,63 +3,93 @@
/* EXST - from Sony games [Shadow of the Colossus (PS2), Gacha Mecha Stadium Saru Battle (PS2)] */
VGMSTREAM* init_vgmstream_ps2_exst(STREAMFILE* sf) {
VGMSTREAM* init_vgmstream_exst(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
STREAMFILE* sf_body = NULL;
off_t start_offset;
int loop_flag, channels, sample_rate;
size_t block_size, num_blocks, loop_start_block;
int32_t interleave, num_samples, loop_start, loop_end;
size_t data_size;
int is_cp3 = 0;
/* checks */
/* .sts+int: standard [Shadow of the Colossus (PS2)] (some fake .sts have manually joined header+body)
* .x: header+body [Ape Escape 3 (PS2)] */
if (!check_extensions(sf, "sts,x"))
* .x: header+body [Ape Escape 3 (PS2)]
* .sts_cp3+int_cp3: Shadow of the Colossus (PS3) */
if (!check_extensions(sf, "sts,sts_cp3,x"))
goto fail;
if (!is_id32be(0x00,sf, "EXST"))
goto fail;
sf_body = open_streamfile_by_ext(sf,"int");
/* also detectable since PS2 .sts uses blocks and PS3 offsets */
is_cp3 = check_extensions(sf, "sts_cp3");
if (is_cp3)
sf_body = open_streamfile_by_ext(sf,"int_cp3");
else
sf_body = open_streamfile_by_ext(sf,"int");
if (sf_body) {
/* separate header+body (header is 0x78) */
start_offset = 0x00;
data_size = get_streamfile_size(sf_body);
}
else {
/* joint header+body */
/* joint header+body (.x and assumed .sts) */
start_offset = 0x78;
data_size = get_streamfile_size(sf);
/* Gacharoku 2 has header+data but padded header (ELF has pointers + size to SOUND.PCK, and
* treats them as single files, no extension but there are Sg2ExStAdpcm* calls in the ELF) */
if ((get_streamfile_size(sf) % 0x10) == 0)
if ((data_size % 0x10) == 0)
start_offset = 0x80;
if (get_streamfile_size(sf) < start_offset)
if (data_size <= start_offset)
goto fail;
data_size = data_size - start_offset;
}
channels = read_u16le(0x06,sf);
channels = read_u16le(0x06,sf);
sample_rate = read_u32le(0x08,sf);
loop_flag = read_u32le(0x0C,sf) == 1;
loop_start_block = read_u32le(0x10,sf);
num_blocks = read_u32le(0x14,sf);
loop_flag = read_u32le(0x0C,sf);
loop_start = read_u32le(0x10,sf);
loop_end = read_u32le(0x14,sf);
/* 0x18: 0x24 config per channel? (volume+panning+etc?) */
/* rest is padding up to 0x78 */
if (!is_cp3) {
interleave = 0x400;
loop_flag = (loop_flag == 1);
num_samples = ps_bytes_to_samples(data_size, channels); /* same or very close to loop end */
loop_start = ps_bytes_to_samples(loop_start * interleave * channels, channels); /* blocks */
loop_end = ps_bytes_to_samples(loop_end * interleave * channels, channels); /* blocks */
}
else {
interleave = 0x10;
loop_flag = !(loop_start == 0 && loop_end == data_size); /* flag always set even for jingles */
num_samples = ps_bytes_to_samples(data_size, channels); /* not same as loop end */
loop_start = ps_bytes_to_samples(loop_start, channels); /* offset */
loop_end = ps_bytes_to_samples(loop_end, channels); /* offset */
}
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channels, loop_flag);
if (!vgmstream) goto fail;
vgmstream->meta_type = meta_PS2_EXST;
vgmstream->meta_type = meta_EXST;
vgmstream->sample_rate = sample_rate;
vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x400;
vgmstream->interleave_block_size = interleave;
block_size = vgmstream->interleave_block_size * vgmstream->channels;
vgmstream->num_samples = ps_bytes_to_samples(num_blocks * block_size, channels);
vgmstream->loop_start_sample = ps_bytes_to_samples(loop_start_block * block_size, channels);
vgmstream->loop_end_sample = vgmstream->num_samples;
vgmstream->num_samples = num_samples;
vgmstream->loop_start_sample = loop_start;
vgmstream->loop_end_sample = loop_end;
if (!vgmstream_open_stream(vgmstream, sf_body ? sf_body : sf, start_offset))
goto fail;

2
src/meta/meta.h
View File

@ -84,7 +84,7 @@ VGMSTREAM * init_vgmstream_ps2_rxw(STREAMFILE *streamFile);
VGMSTREAM * init_vgmstream_raw_int(STREAMFILE *streamFile);
VGMSTREAM * init_vgmstream_ps2_exst(STREAMFILE *streamFile);
VGMSTREAM * init_vgmstream_exst(STREAMFILE *streamFile);
VGMSTREAM * init_vgmstream_svag_kcet(STREAMFILE *streamFile);

2
src/vgmstream.c
View File

@ -46,7 +46,7 @@ VGMSTREAM* (*init_vgmstream_functions[])(STREAMFILE* sf) = {
init_vgmstream_ps2_rxws,
init_vgmstream_ps2_rxw,
init_vgmstream_ngc_dsp_stm,
init_vgmstream_ps2_exst,
init_vgmstream_exst,
init_vgmstream_svag_kcet,
init_vgmstream_mib_mih,
init_vgmstream_ngc_mpdsp,

2
src/vgmstream.h
View File

@ -361,7 +361,7 @@ typedef enum {
meta_NPS,
meta_PS2_RXWS, /* Sony games (Genji, Okage Shadow King, Arc The Lad Twilight of Spirits) */
meta_RAW_INT,
meta_PS2_EXST, /* Shadow of Colossus EXST */
meta_EXST,
meta_SVAG_KCET,
meta_PS_HEADERLESS, /* headerless PS-ADPCM */
meta_MIB_MIH,