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Fix some Wwise .bnk SFX

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bnnm 2020-11-15 00:44:25 +01:00
parent d4f6228809
commit 43ef8e8507
1 changed files with 37 additions and 19 deletions
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56
src/meta/bkhd.c
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@ -164,7 +164,7 @@ fail:
}
/* BKHD mini format, probably from FX generator plugins [Borderlands 2 (X360), Warhammer 40000 (PC)] */
/* BKHD mini format, for FX plugins [Borderlands 2 (X360), Warhammer 40000 (PC)] */
VGMSTREAM* init_vgmstream_bkhd_fx(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
off_t start_offset, data_size;
@ -173,30 +173,48 @@ VGMSTREAM* init_vgmstream_bkhd_fx(STREAMFILE* sf) {
/* checks */
if (!check_extensions(sf,"wem,bnk")) /* assumed */
/* .wem: used when (rarely) external */
if (!check_extensions(sf,"wem,bnk"))
goto fail;
big_endian = guess_endianness32bit(0x00, sf);
read_u32 = big_endian ? read_u32be : read_u32le;
if (read_u32(0x00, sf) != 0x0400) /* codec? */
goto fail;
if (read_u32(0x04, sf) != 0x0800) /* codec? */
goto fail;
sample_rate = read_u32(0x08, sf);
channels = read_u32(0x0c, sf) & 0xFF; /* 0x31 at 0x0d in PC, field is 32b vs X360 */
/* 0x10: some id or small size? (related to entries?) */
/* 0x14/18: some float? */
entries = read_u32(0x1c, sf);
/* 0x20 data size / 0x10 */
/* 0x24 usually 4, sometimes higher values? */
/* 0x30: unknown table of 16b that goes up and down, or is fixed */
/* Not an actual stream but typically convolution reverb models and other FX plugin helpers.
* Useless but to avoid "subsong not playing" complaints. */
if (read_u32(0x00, sf) == 0x0400 &&
read_u32(0x04, sf) == 0x0800) {
sample_rate = read_u32(0x08, sf);
channels = read_u32(0x0c, sf) & 0xFF; /* 0x31 at 0x0d in PC, field is 32b vs X360 */
/* 0x10: some id or small size? (related to entries?) */
/* 0x14/18: some float? */
entries = read_u32(0x1c, sf);
/* 0x20 data size / 0x10 */
/* 0x24 usually 4, sometimes higher values? */
/* 0x30: unknown table of 16b that goes up and down, or is fixed */
start_offset = 0x30 + align_size_to_block(entries * 0x02, 0x10);
data_size = get_streamfile_size(sf) - start_offset;
}
else if (read_u32be(0x04, sf) == 0x00004844 && /* floats actually? */
read_u32be(0x08, sf) == 0x0000FA45 &&
read_u32be(0x1c, sf) == 0x80000000) {
/* seen in Crucible banks */
sample_rate = 48000; /* meh */
channels = 1;
start_offset = 0;
data_size = get_streamfile_size(sf);
big_endian = 0;
}
else {
goto fail;
}
start_offset = 0x30 + align_size_to_block(entries * 0x02, 0x10);
data_size = get_streamfile_size(sf) - start_offset;
loop_flag = 0;
/* output sounds a bit funny, maybe not an actual stream but sections or models for reverb/etc,
* data seems divided in chunks of 0x2000 */
/* data seems divided in chunks of 0x2000 */
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channels, loop_flag);
@ -212,7 +230,7 @@ VGMSTREAM* init_vgmstream_bkhd_fx(STREAMFILE* sf) {
vgmstream->num_samples = pcm_bytes_to_samples(data_size, channels, 32);
if (!vgmstream_open_stream(vgmstream,sf,start_offset))
if (!vgmstream_open_stream(vgmstream, sf, start_offset))
goto fail;
return vgmstream;
fail: