Move wsi to its own file, since it's not very standard

This commit is contained in:
bnnm 2018-08-26 17:40:40 +02:00
parent d94485e89e
commit f2a5b5954f
6 changed files with 109 additions and 108 deletions

View File

@ -6,6 +6,7 @@ void block_update_wsi(off_t block_offset, VGMSTREAM * vgmstream) {
STREAMFILE* streamFile = vgmstream->ch[0].streamfile;
int i;
off_t channel_block_size;
//int is_first_offset =
/* assume that all channels have the same size for this block */
@ -18,4 +19,14 @@ void block_update_wsi(off_t block_offset, VGMSTREAM * vgmstream) {
for (i = 0; i < vgmstream->channels; i++) {
vgmstream->ch[i].offset = block_offset + channel_block_size*i + 0x10;
}
/* first block has DSP header, remove */
if (block_offset == vgmstream->ch[0].channel_start_offset) {
int i;
vgmstream->current_block_size -= 0x60;
for (i = 0; i < vgmstream->channels; i++) {
vgmstream->ch[i].offset += 0x60;
}
}
}

View File

@ -1442,10 +1442,14 @@
RelativePath=".\meta\wpd.c"
>
</File>
<File
RelativePath=".\meta\ws_aud.c"
>
</File>
<File
RelativePath=".\meta\ws_aud.c"
>
</File>
<File
RelativePath=".\meta\wsi.c"
>
</File>
<File
RelativePath=".\meta\wv6.c"
>

View File

@ -437,6 +437,7 @@
<ClCompile Include="meta\wii_sng.c" />
<ClCompile Include="meta\wii_sts.c" />
<ClCompile Include="meta\ws_aud.c" />
<ClCompile Include="meta\wsi.c" />
<ClCompile Include="meta\wv6.c" />
<ClCompile Include="meta\wvs.c" />
<ClCompile Include="meta\wwise.c" />

View File

@ -883,6 +883,9 @@
<ClCompile Include="meta\ws_aud.c">
<Filter>meta\Source Files</Filter>
</ClCompile>
<ClCompile Include="meta\wsi.c">
<Filter>meta\Source Files</Filter>
</ClCompile>
<ClCompile Include="meta\wv6.c">
<Filter>meta\Source Files</Filter>
</ClCompile>

View File

@ -93,9 +93,9 @@ static int dsp_load_header_endian(struct dsp_header* ch_header, int channels, ST
fail:
return 0;
}
static int dsp_load_header(struct dsp_header* ch_header, int channels, STREAMFILE *streamFile, off_t offset, size_t spacing) {
return dsp_load_header_endian(ch_header, channels, streamFile, offset, spacing, 1);
}
//static int dsp_load_header(struct dsp_header* ch_header, int channels, STREAMFILE *streamFile, off_t offset, size_t spacing) {
// return dsp_load_header_endian(ch_header, channels, streamFile, offset, spacing, 1);
//}
//static int dsp_load_header_le(struct dsp_header* ch_header, int channels, STREAMFILE *streamFile, off_t offset, size_t spacing) {
// return dsp_load_header_endian(ch_header, channels, streamFile, offset, spacing, 0);
//}
@ -715,107 +715,6 @@ fail:
return NULL;
}
#define WSI_MAX_CHANNELS 2
/* .wsi - blocked dsp [Alone in the Dark (Wii)] */
VGMSTREAM * init_vgmstream_wsi(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset, header_offset;
size_t header_spacing;
struct dsp_header ch_header[WSI_MAX_CHANNELS];
int channel_count;
/* checks */
if (!check_extensions(streamFile, "wsi"))
goto fail;
/* I don't know if this is actually the channel count, or a block type
* for the first block. Won't know until I see a mono .wsi */
channel_count = read_32bitBE(0x04,streamFile);
if (channel_count != 2) goto fail;
/* check for consistent block headers */
{
off_t block_offset;
off_t block_size_has_been;
int i;
block_offset = read_32bitBE(0x00,streamFile);
if (block_offset < 0x08) goto fail;
block_size_has_been = block_offset;
/* check 4 blocks, to get an idea */
for (i = 0; i < 4*channel_count; i++) {
off_t block_size = read_32bitBE(block_offset,streamFile);
if (block_size < 0x10)
goto fail; /* expect at least the block header */
if (i%channel_count+1 != read_32bitBE(block_offset+0x08,streamFile))
goto fail; /* expect the channel numbers to alternate */
if (i%channel_count==0)
block_size_has_been = block_size;
else if (block_size != block_size_has_been)
goto fail; /* expect every block in a set of channels to have the same size */
block_offset += block_size;
}
}
start_offset = read_32bitBE(0x00, streamFile);
header_offset = start_offset + 0x10;
header_spacing = read_32bitBE(start_offset,streamFile);
/* read dsp */
if (!dsp_load_header(ch_header, channel_count, streamFile,header_offset,header_spacing)) goto fail;
if (!check_dsp_format(ch_header, channel_count)) goto fail;
if (!check_dsp_samples(ch_header, channel_count)) goto fail;
//if (!check_dsp_initial_ps(ch_header, channel_count, streamFile,start_offset,interleave)) goto fail;
//if (!check_dsp_loop_ps(ch_header, channel_count, streamFile,start_offset,interleave)) goto fail;
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,ch_header[0].loop_flag);
if (!vgmstream) goto fail;
vgmstream->sample_rate = ch_header[0].sample_rate;
vgmstream->num_samples = ch_header[0].sample_count / 14 * 14; /* remove incomplete last frame */
vgmstream->loop_start_sample = dsp_nibbles_to_samples(ch_header[0].loop_start_offset);
vgmstream->loop_end_sample = dsp_nibbles_to_samples(ch_header[0].loop_end_offset)+1;
if (vgmstream->loop_end_sample > vgmstream->num_samples) /* don't know why, but it does happen*/
vgmstream->loop_end_sample = vgmstream->num_samples;
vgmstream->meta_type = meta_DSP_WSI;
vgmstream->coding_type = coding_NGC_DSP;
vgmstream->layout_type = layout_blocked_wsi;
setup_vgmstream_dsp(vgmstream, ch_header);
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
goto fail;
block_update_wsi(start_offset,vgmstream);
/* first block has DSP header */
{
int i;
vgmstream->current_block_size -= 0x60;
for (i = 0; i < vgmstream->channels; i++) {
vgmstream->ch[i].offset += 0x60;
}
}
return vgmstream;
fail:
close_vgmstream(vgmstream);
return NULL;
}
/* SWD - PSF chunks + interleaved dsps [Conflict: Desert Storm 1 & 2] */
VGMSTREAM * init_vgmstream_ngc_swd(STREAMFILE *streamFile) {
dsp_meta dspm = {0};

83
src/meta/wsi.c Normal file
View File

@ -0,0 +1,83 @@
#include "meta.h"
#include "../coding/coding.h"
/* .wsi - blocked dsp [Alone in the Dark (Wii)] */
VGMSTREAM * init_vgmstream_wsi(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset, header_offset;
size_t header_spacing;
int loop_flag, channel_count;
/* checks */
if (!check_extensions(streamFile, "wsi"))
goto fail;
channel_count = read_32bitBE(0x04,streamFile);
if (channel_count != 2) goto fail; /* assumed */
/* check for consistent block headers */
{
off_t block_offset;
off_t block_size_has_been;
int i;
block_offset = read_32bitBE(0x00,streamFile);
if (block_offset < 0x08) goto fail;
block_size_has_been = block_offset;
/* check 4 blocks, to get an idea */
for (i = 0; i < 4*channel_count; i++) {
off_t block_size = read_32bitBE(block_offset,streamFile);
if (block_size < 0x10)
goto fail; /* expect at least the block header */
if (i%channel_count+1 != read_32bitBE(block_offset+0x08,streamFile))
goto fail; /* expect the channel numbers to alternate */
if (i%channel_count==0)
block_size_has_been = block_size;
else if (block_size != block_size_has_been)
goto fail; /* expect every block in a set of channels to have the same size */
block_offset += block_size;
}
}
start_offset = read_32bitBE(0x00, streamFile);
header_offset = start_offset + 0x10;
header_spacing = read_32bitBE(start_offset,streamFile);
/* contains standard DSP header, but since it's blocked validations (start/loop ps, etc)
* will fail, so no point to handle as standard DSP */
loop_flag = read_16bitBE(header_offset+0x0c,streamFile);
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail;
vgmstream->meta_type = meta_DSP_WSI;
vgmstream->sample_rate = read_32bitBE(header_offset+0x08,streamFile);
vgmstream->num_samples = read_32bitBE(header_offset+0x00,streamFile) / 14 * 14; /* remove incomplete last frame */
vgmstream->loop_start_sample = dsp_nibbles_to_samples(read_32bitBE(header_offset+0x10,streamFile));
vgmstream->loop_end_sample = dsp_nibbles_to_samples(read_32bitBE(header_offset+0x14,streamFile))+1;
if (vgmstream->loop_end_sample > vgmstream->num_samples) /* ? */
vgmstream->loop_end_sample = vgmstream->num_samples;
vgmstream->coding_type = coding_NGC_DSP;
vgmstream->layout_type = layout_blocked_wsi;
dsp_read_coefs_be(vgmstream, streamFile, header_offset+0x1c, header_spacing);
dsp_read_hist_be(vgmstream, streamFile, header_offset+0x40, header_spacing);
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
goto fail;
return vgmstream;
fail:
close_vgmstream(vgmstream);
return NULL;
}