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Fix some rare AKB2 [Mobius FF SFX]

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This commit is contained in:
bnnm 2017-02-12 15:43:57 +01:00
parent b661996313
commit d26c813cbd
1 changed files with 14 additions and 10 deletions
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24
src/meta/akb.c
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@ -135,7 +135,7 @@ fail:
/* AKB2 - found in later SQEX iOS games */
VGMSTREAM * init_vgmstream_akb2_multi(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset;
off_t start_offset, header_offset;
size_t datasize;
int loop_flag = 0, channel_count, codec;
@ -147,24 +147,28 @@ VGMSTREAM * init_vgmstream_akb2_multi(STREAMFILE *streamFile) {
if (read_32bitBE(0x00,streamFile) != 0x414B4232) /* "AKB2" */
goto fail;
channel_count = read_8bit(0xd2,streamFile);
loop_flag = read_32bitLE(0xe4,streamFile) > 0;
/* this is weird (BE?) but seems to work */
start_offset = (uint16_t)read_16bitBE(0x21,streamFile);
header_offset = start_offset - 0x50;
if (header_offset < 0x30) goto fail;
channel_count = read_8bit(header_offset+0x02,streamFile);
loop_flag = read_32bitLE(header_offset+0x14,streamFile) > 0;
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail;
/* 0x04: version? 0x08: filesize, 0x28: file_id?, others: no idea */
codec = read_8bit(0xd1,streamFile);
datasize = read_32bitLE(0xd8,streamFile);
vgmstream->sample_rate = (uint16_t)read_16bitLE(0xd6,streamFile);
codec = read_8bit(header_offset+0x01,streamFile);
datasize = read_32bitLE(header_offset+0x08,streamFile);
vgmstream->sample_rate = (uint16_t)read_16bitLE(header_offset+0x06,streamFile);
/* When loop_flag num_samples may be much larger than real num_samples (it's fine when looping is off)
* Actual num_samples would be loop_end_sample+1, but more testing is needed */
vgmstream->num_samples = read_32bitLE(0xdc,streamFile);
vgmstream->loop_start_sample = read_32bitLE(0xe0,streamFile);
vgmstream->loop_end_sample = read_32bitLE(0xe4,streamFile);
vgmstream->num_samples = read_32bitLE(header_offset+0x0c,streamFile);
vgmstream->loop_start_sample = read_32bitLE(header_offset+0x10,streamFile);
vgmstream->loop_end_sample = read_32bitLE(header_offset+0x14,streamFile);
start_offset = 0x120;
vgmstream->meta_type = meta_AKB;
switch (codec) {