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This commit is contained in:
bnnm 2022-02-06 13:17:05 +01:00
parent 870a0f2443
commit 804837a54c
2 changed files with 67 additions and 43 deletions
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2
doc/USAGE.md
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@ -244,7 +244,7 @@ Renaming extensions should prevent those issues, or just uninstall those *Web
Media Extension* for better experience anyway.
#### Fallout SFX .ACM
Due to technical limitations, to play Fallout 1 SFX you need to rename them from
Due to technical limitations, to play Fallout 1/2 SFX you need to rename them from
`.acm` to `.wavc` (forces mono).
### Demuxed videos

108
src/meta/musx.c
View File

@ -608,56 +608,80 @@ static int parse_musx(STREAMFILE* sf, musx_header* musx) {
case SBNK: {
off_t target_offset, head_offset, data_offset;
uint8_t codec;
uint8_t codec = 0;
uint32_t version;
/* 0x00: id */
/* 0x04: always 0x12? */
/* 0x08: file ID (same as base file) */
/* 0x0c: some ID? */
/* 0x10: table1 count */
/* 0x14: table1 offset (from here) */
/* 0x18: table2 count */
/* 0x1c: table2 offset (from here) */
/* 0x20: table3 count */
/* 0x24: table3 offset (from here) */
/* 0x28: table4 count */
/* 0x2c: table4 offset (from here) */
/* 0x30: table5 count (waves) */
/* 0x34: table5 offset (from here) */
/* 0x38: table6 count */
/* 0x3c: table6 offset (from here) */
/* 0x40: table7 count */
/* 0x44: table7 offset (from here) */
/* 0x48: data size */
/* 0x4c: data offset (absolute) */
musx->tables_offset = 0x800;
if (!is_id32be(musx->tables_offset+0x00, sf, "SBNK"))
if (!is_id32be(0x800 + 0x00, sf, "SBNK"))
goto fail;
musx->total_subsongs = read_u32(musx->tables_offset+0x30, sf);
version = read_u32(0x800 + 0x04, sf);
if (version == 0x2A) {
/* - Goldeneye 007 (X360) */
/* 0x08: "COM " */
/* 0x0c: file ID (same as base file) */
/* 0x10: some ID? */
musx->tables_offset = 0x814;
}
else {
/* - v0x12 (all others) */
/* 0x08: file ID (same as base file) */
/* 0x0c: some ID? */
musx->tables_offset = 0x810;
}
/* 0x00: table1 count */
/* 0x04: table1 offset (from here) */
/* 0x08: table2 count */
/* 0x0c: table2 offset (from here) */
/* 0x10: table3 count */
/* 0x14: table3 offset (from here) */
/* 0x18: table4 count */
/* 0x1c: table4 offset (from here) */
/* 0x20: table5 count (waves) */
/* 0x24: table5 offset (from here) */
/* 0x28: table6 count */
/* 0x2c: table6 offset (from here) */
/* 0x30: table7 count */
/* 0x34: table7 offset (from here) */
/* 0x38: data size */
/* 0x3c: data offset (absolute in older versions) */
musx->total_subsongs = read_u32(musx->tables_offset+0x20, sf);
if (target_subsong == 0) target_subsong = 1;
if (target_subsong > musx->total_subsongs || musx->total_subsongs <= 0) goto fail;
head_offset = read_u32(musx->tables_offset+0x34, sf) + musx->tables_offset + 0x34;
data_offset = read_u32(musx->tables_offset+0x4c, sf);
if (version == 0x2A) {
;VGM_LOG("MUSX: unknown version format\n");
goto fail;
/* subheader is 0x10 but variable?, offset table may be table 7?
- 0x00: ID?
- 0x04: samples?
- 0x08: sample rate
- 0x0a: codec?
- 0x0b: channels
- 0x0c: size?
*/
}
else {
head_offset = read_u32(musx->tables_offset+0x24, sf) + musx->tables_offset + 0x24;
data_offset = read_u32(musx->tables_offset+0x3c, sf);
target_offset = head_offset + (target_subsong - 1)*0x1c;
;VGM_LOG("MUSX: ho=%lx, do=%lx, to=%lx\n", head_offset, data_offset, target_offset);
target_offset = head_offset + (target_subsong - 1) * 0x1c;
;VGM_LOG("MUSX: ho=%lx, do=%lx, to=%lx\n", head_offset, data_offset, target_offset);
/* 0x00: subfile ID */
musx->num_samples = read_s32(target_offset + 0x04, sf);
musx->loop_start_sample = read_s32(target_offset + 0x08, sf); /* -1 if no loop */
musx->sample_rate = read_u16(target_offset + 0x0c, sf);
codec = read_u8 (target_offset + 0x0e, sf);
musx->channels = read_u8 (target_offset + 0x0f, sf);
musx->stream_offset = read_u32(target_offset + 0x10, sf) + data_offset;
musx->stream_size = read_u32(target_offset + 0x14, sf);
musx->loop_start = read_s32(target_offset + 0x18, sf);
/* 0x00: subfile ID */
musx->num_samples = read_s32(target_offset + 0x04, sf);
musx->loop_start_sample = read_s32(target_offset + 0x08, sf); /* -1 if no loop */
musx->sample_rate = read_u16(target_offset + 0x0c, sf);
codec = read_u8 (target_offset + 0x0e, sf);
musx->channels = read_u8 (target_offset + 0x0f, sf);
musx->stream_offset = read_u32(target_offset + 0x10, sf) + data_offset;
musx->stream_size = read_u32(target_offset + 0x14, sf);
musx->loop_start = read_s32(target_offset + 0x18, sf);
}
musx->loop_end_sample = musx->num_samples;
musx->loop_flag = (musx->loop_start_sample >= 0);