Cool_Tools/vgmstream
1
0
Fork 0
mirror of https://github.com/vgmstream/vgmstream.git synced 2025-01-29 19:37:30 +01:00
Code Issues Packages Projects Releases Wiki Activity

completed support w/ looping and multichan

Browse Source
This commit is contained in:
bxaimc 2019-06-26 13:10:17 -04:00
parent e6c0f5d30d
commit 69ab85d106
1 changed files with 8 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/meta/bwav.c
View File

@ -6,11 +6,8 @@ VGMSTREAM * init_vgmstream_bwav(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset;
int channel_count, loop_flag;
int big_endian;
size_t interleave = 0;
int32_t coef_start_offset, coef_spacing;
int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
/* checks */
if (!check_extensions(streamFile, "bwav"))
@ -20,31 +17,21 @@ VGMSTREAM * init_vgmstream_bwav(STREAMFILE *streamFile) {
if (read_32bitBE(0x00, streamFile) != 0x42574156) /* "BWAV" */
goto fail;
if ((uint16_t)read_16bitBE(0x04, streamFile) == 0xFEFF) { /* BE BOM check */
read_32bit = read_32bitBE;
read_16bit = read_16bitBE;
big_endian = 1;
} else if ((uint16_t)read_16bitBE(0x04, streamFile) == 0xFFFE) { /* LE BOM check */
read_32bit = read_32bitLE;
read_16bit = read_16bitLE;
big_endian = 0;
} else {
goto fail;
}
channel_count = 1; //read_8bit(0x0E, streamFile); Needs to be checked
start_offset = read_32bit(0x40, streamFile);
loop_flag = 0;
channel_count = read_16bitLE(0x0E, streamFile);
start_offset = read_32bitLE(0x40, streamFile);
loop_flag = read_32bitLE(0x50, streamFile);
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count, loop_flag);
if (!vgmstream) goto fail;
vgmstream->sample_rate = read_32bit(0x14, streamFile);
vgmstream->num_samples = read_32bit(0x18, streamFile);
vgmstream->sample_rate = read_32bitLE(0x14, streamFile);
vgmstream->num_samples = read_32bitLE(0x18, streamFile);
vgmstream->loop_start_sample = read_32bitLE(0x50, streamFile);
vgmstream->loop_end_sample = read_32bitLE(0x4C, streamFile);
vgmstream->meta_type = meta_BWAV;
vgmstream->layout_type = (channel_count == 1) ? layout_none : layout_interleave;
vgmstream->interleave_block_size = 0x08; //Maybe half-file? Needs to be checked
vgmstream->interleave_block_size = read_32bitLE(0x8C, streamFile) - start_offset;
vgmstream->coding_type = coding_NGC_DSP;
coef_start_offset = 0x20;