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Improve some Ubi SB detection [Myst IV (PC)]

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This commit is contained in:
bnnm 2022-06-19 19:36:34 +02:00
parent 89b13c8e07
commit 08ec6b3655
1 changed files with 110 additions and 32 deletions
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142
src/meta/ubi_sb.c
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@ -2,11 +2,13 @@
#include "meta.h"
#include "../layout/layout.h"
#include "../coding/coding.h"
#include "../util/endianness.h"
#include "ubi_sb_streamfile.h"
#define SB_MAX_LAYER_COUNT 16 /* arbitrary max */
#define SB_MAX_CHAIN_COUNT 256 /* +150 exist in Tonic Trouble */
#define SB_MAX_SUBSONGS 128000 /* arbitrary max to detect incorrect reads */
#define LAYER_HIJACK_GRAW_X360 1
#define LAYER_HIJACK_SCPT_PS2 2
@ -130,24 +132,26 @@ typedef struct {
int is_ps2_bnm;
int is_blk;
int has_numbered_banks;
int header_init;
STREAMFILE* sf_header;
uint32_t version; /* 16b+16b major+minor version */
uint32_t version_empty; /* map sbX versions are empty */
/* events (often share header_id/type with some descriptors,
* but may exist without headers or header exist without them) */
size_t section1_num;
uint32_t section1_num;
off_t section1_offset;
/* descriptors, audio header or other config types */
size_t section2_num;
uint32_t section2_num;
off_t section2_offset;
/* internal streams table, referenced by each header */
size_t section3_num;
uint32_t section3_num;
off_t section3_offset;
/* section with sounds in some map versions */
size_t section4_num;
uint32_t section4_num;
off_t section4_offset;
/* extra table, config for certain types (DSP coefs, external resources, layer headers, etc) */
size_t sectionX_size;
uint32_t sectionX_size;
off_t sectionX_offset;
/* sound bank size */
size_t bank_size;
@ -210,6 +214,7 @@ static VGMSTREAM* init_vgmstream_ubi_sb_header(ubi_sb_header* sb, STREAMFILE* sf
static VGMSTREAM *init_vgmstream_ubi_sb_silence(ubi_sb_header *sb);
static int config_sb_platform(ubi_sb_header* sb, STREAMFILE* sf);
static int config_sb_version(ubi_sb_header* sb, STREAMFILE* sf);
static int init_sb_header(ubi_sb_header* sb, STREAMFILE* sf);
/* .SBx - banks from Ubisoft's DARE (Digital Audio Rendering Engine) engine games in ~2000-2008+ */
@ -249,32 +254,9 @@ VGMSTREAM* init_vgmstream_ubi_sb(STREAMFILE* sf) {
if (!config_sb_version(&sb, sf))
goto fail;
if (!init_sb_header(&sb, sf))
goto fail;
if (sb.version <= 0x0000000B) {
sb.section1_num = read_32bit(0x04, sf);
sb.section2_num = read_32bit(0x0c, sf);
sb.section3_num = read_32bit(0x14, sf);
sb.sectionX_size = read_32bit(0x1c, sf);
sb.section1_offset = 0x20;
} else if (sb.version <= 0x000A0000) {
sb.section1_num = read_32bit(0x04, sf);
sb.section2_num = read_32bit(0x08, sf);
sb.section3_num = read_32bit(0x0c, sf);
sb.sectionX_size = read_32bit(0x10, sf);
sb.flag1 = read_32bit(0x14, sf);
sb.section1_offset = 0x18;
} else {
sb.section1_num = read_32bit(0x04, sf);
sb.section2_num = read_32bit(0x08, sf);
sb.section3_num = read_32bit(0x0c, sf);
sb.sectionX_size = read_32bit(0x10, sf);
sb.flag1 = read_32bit(0x14, sf);
sb.flag2 = read_32bit(0x18, sf);
sb.section1_offset = 0x1c;
}
if (sb.cfg.is_padded_section1_offset)
sb.section1_offset = align_size_to_block(sb.section1_offset, 0x10);
@ -2798,6 +2780,102 @@ static int check_project_file(STREAMFILE *sf_header, const char *name, int has_l
return 0;
}
/* Each entry in section1/2 has a type of 16b+16b group+sound identifier. May start from 0 (rarely) but
* always are low-ish numbers, so can be used to a point to detect if entries are correct with some entry_size. */
static int test_version_sb_entry(ubi_sb_header* sb, STREAMFILE* sf, uint32_t offset, int count, uint32_t entry_size) {
read_u32_t read_u32 = sb->big_endian ? read_u32be : read_u32le;
uint32_t prev_group = 0;
int i;
prev_group = 0;
for (i = 0; i < count; i++) {
uint32_t curr = read_u32(offset, sf);
uint16_t group, sound;
if (i > 1 && curr == 0)
return 0;
/* max seen in ~0x0200 */
group = (curr >> 16) & 0xFFFF;
sound = (curr >> 0) & 0xFFFF;
if (group > 0x1000 || sound > 0x1000)
return 0;
/* sounds aren't always ordered, but seems groups are */
if (prev_group && group < prev_group)
return 0;
prev_group = group;
offset += entry_size;
}
return 1;
}
/* Checks if matches entry sizes, for cases where same ID is reused. Only for SB fow now. */
static int test_version_sb(ubi_sb_header* sb, STREAMFILE* sf, uint32_t section1_size_entry, uint32_t section2_size_entry) {
uint32_t offset;
if (!init_sb_header(sb, sf))
return 0;
if (sb->section2_num == 0) /* no waves = no point to detect */
return 0;
offset = sb->section1_offset;
if (!test_version_sb_entry(sb, sf, offset, sb->section1_num, section1_size_entry))
return 0;
offset = sb->section1_offset + sb->section1_num * section1_size_entry;
if (!test_version_sb_entry(sb, sf, offset, sb->section2_num, section2_size_entry))
return 0;
return 1;
}
static int init_sb_header(ubi_sb_header* sb, STREAMFILE* sf) {
read_u32_t read_u32 = sb->big_endian ? read_u32be : read_u32le;
if (sb->header_init)
return 1;
if (sb->version <= 0x0000000B) {
sb->section1_num = read_u32(0x04, sf);
sb->section2_num = read_u32(0x0c, sf);
sb->section3_num = read_u32(0x14, sf);
sb->sectionX_size = read_u32(0x1c, sf);
sb->section1_offset = 0x20;
}
else if (sb->version <= 0x000A0000) {
sb->section1_num = read_u32(0x04, sf);
sb->section2_num = read_u32(0x08, sf);
sb->section3_num = read_u32(0x0c, sf);
sb->sectionX_size = read_u32(0x10, sf);
sb->flag1 = read_u32(0x14, sf);
sb->section1_offset = 0x18;
}
else {
sb->section1_num = read_u32(0x04, sf);
sb->section2_num = read_u32(0x08, sf);
sb->section3_num = read_u32(0x0c, sf);
sb->sectionX_size = read_u32(0x10, sf);
sb->flag1 = read_u32(0x14, sf);
sb->flag2 = read_u32(0x18, sf);
sb->section1_offset = 0x1c;
}
if (sb->section1_num > SB_MAX_SUBSONGS || sb->section2_num > SB_MAX_SUBSONGS || sb->section3_num > SB_MAX_SUBSONGS)
return 0;
sb->header_init = 1;
return 1;
}
static int config_sb_version(ubi_sb_header* sb, STREAMFILE* sf) {
int is_ttse_pc = 0;
int is_bia_ps2 = 0, is_biadd_psp = 0;
@ -3478,9 +3556,9 @@ static int config_sb_version(ubi_sb_header* sb, STREAMFILE* sf) {
return 1;
}
/* two configs with same id; use project file as identifier */
/* two configs with same id; try to autodetect or use project file as identifier */
if (sb->version == 0x00120006 && sb->platform == UBI_PC) {
if (check_project_file(sf, "gamesnd_myst4.sp0", 1)) {
if (test_version_sb(sb, sf, 0x6c, 0xa4) || check_project_file(sf, "gamesnd_myst4.sp0", 1)) {
is_myst4_pc = 1;
}
}