Cool_Tools/vgmstream
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Show .isb internal folder as stream name

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bnnm 2021-05-25 23:36:38 +02:00
parent 843ca9c54b
commit 77abda50ab
1 changed files with 36 additions and 17 deletions
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53
src/meta/isb.c
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@ -3,10 +3,10 @@
/* .ISB - Creative ISACT (Interactive Spatial Audio Composition Tools) middleware [Psychonauts (PC), Mass Effect (multi)] */
VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset = 0, name_offset = 0;
size_t stream_size = 0, name_size = 0;
VGMSTREAM* init_vgmstream_isb(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
off_t start_offset = 0, name_offset = 0, nfld_offset = 0;
size_t stream_size = 0, name_size = 0, nfld_size = 0;
int loop_flag = 0, channels = 0, sample_rate = 0, codec = 0, pcm_bytes = 0, bps = 0;
int total_subsongs, target_subsong = sf->stream_index;
uint32_t (*read_u32me)(off_t,STREAMFILE*);
@ -50,9 +50,6 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
uint32_t chunk_size = read_u32me(offset + 0x04,sf);
offset += 0x08;
//VGM_LOG("offset=%lx, sub=%c%c%c%c\n", offset,(chunk_type>>24 & 0xFF), (chunk_type>>16 & 0xFF), (chunk_type>>8 & 0xFF), (chunk_type & 0xFF));
switch(chunk_type) {
case 0x4C495354: /* "LIST" */
if (read_u32ce(offset, sf) == get_id32be("samp")) {
@ -65,6 +62,8 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
}
else if (read_u32ce(offset, sf) == get_id32be("fldr")) {
/* subfolder with another LIST inside, for example "stingers" > N smpl (seen in some music_bank) */
off_t current_nfld_offset = 0;
size_t current_nfld_size = 0;
suboffset = offset + 0x04;
submax_offset = offset + chunk_size;
@ -73,7 +72,12 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
uint32_t subchunk_size = read_u32me(suboffset + 0x04,sf);
suboffset += 0x08;
if (subchunk_type == get_id32be("LIST")) {
if (subchunk_type == get_id32be("titl")) {
/* should go first in fldr*/
current_nfld_offset = suboffset;
current_nfld_size = subchunk_size;
}
else if (subchunk_type == get_id32be("LIST")) {
uint32_t subsubchunk_type = read_u32ce(suboffset, sf);
if (subsubchunk_type == get_id32be("samp")) {
@ -81,6 +85,8 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
if (target_subsong == total_subsongs && header_offset == 0) {
header_offset = suboffset;
header_size = chunk_size;
nfld_offset = current_nfld_offset;
nfld_size = current_nfld_size;
}
}
else if (subsubchunk_type == get_id32be("fldr")) {
@ -101,9 +107,7 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
break;
}
//if (offset + chunk_size+0x01 <= max_offset && chunk_size % 0x02)
// chunk_size += 0x01;
offset += chunk_size;
offset += chunk_size; /* no chunk 1-byte padding */
}
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
@ -157,8 +161,6 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
break;
}
//if (offset + chunk_size+0x01 <= max_offset && chunk_size % 0x02)
// chunk_size += 0x01;
offset += chunk_size;
}
@ -180,10 +182,27 @@ VGMSTREAM * init_vgmstream_isb(STREAMFILE *sf) {
vgmstream->num_streams = total_subsongs;
vgmstream->stream_size = stream_size;
if (name_offset) { /* UTF16 but only uses lower bytes */
if (name_size > STREAM_NAME_SIZE)
name_size = STREAM_NAME_SIZE;
read_string_utf16(vgmstream->stream_name,name_size, name_offset, sf, big_endian);
if (name_offset) {
/* UTF16 but only uses lower bytes */
char name[256];
char nfld[256];
/* should read string or set '\0' is no size is set/incorrect */
if (name_size >= sizeof(name))
name_size = sizeof(name) - 1;
read_string_utf16(name, name_size, name_offset, sf, big_endian);
if (nfld_size >= sizeof(nfld))
nfld_size = sizeof(nfld) - 1;
read_string_utf16(nfld, nfld_size, nfld_offset, sf, big_endian);
if (nfld[0] && name[0]) {
snprintf(vgmstream->stream_name,STREAM_NAME_SIZE, "%s/%s", nfld, name);
}
else if (name[0]) {
snprintf(vgmstream->stream_name,STREAM_NAME_SIZE, "%s", name);
}
/* there is also a "titl" for the bank, but it's just the filename so probably unwanted */
}
switch(codec) {