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Add .nus3audio [Super Smash Bros. Ultimate (Switch)]

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This commit is contained in:
bnnm 2018-12-15 12:37:01 +01:00
parent a0ece34e93
commit 770343b255
7 changed files with 131 additions and 0 deletions
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1
src/formats.c
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@ -263,6 +263,7 @@ static const char* extension_list[] = {
"nop",
"nps",
"npsf", //fake extension/header id for .nps (in bigfiles)
"nus3audio",
"nus3bank",
"nwa",
"nwav",

4
src/libvgmstream.vcproj
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@ -846,6 +846,10 @@
RelativePath=".\meta\nub_xma.c"
>
</File>
<File
RelativePath=".\meta\nus3audio.c"
>
</File>
<File
RelativePath=".\meta\nus3bank.c"
>

1
src/libvgmstream.vcxproj
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@ -319,6 +319,7 @@
<ClCompile Include="meta\ngc_ulw.c" />
<ClCompile Include="meta\ngc_vid1.c" />
<ClCompile Include="meta\nub_xma.c" />
<ClCompile Include="meta\nus3audio.c" />
<ClCompile Include="meta\nus3bank.c" />
<ClCompile Include="meta\nwa.c" />
<ClCompile Include="meta\nwav.c" />

3
src/libvgmstream.vcxproj.filters
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@ -520,6 +520,9 @@
<ClCompile Include="meta\nub_xma.c">
<Filter>meta\Source Files</Filter>
</ClCompile>
<ClCompile Include="meta\nus3audio.c">
<Filter>meta\Source Files</Filter>
</ClCompile>
<ClCompile Include="meta\nus3bank.c">
<Filter>meta\Source Files</Filter>
</ClCompile>

2
src/meta/meta.h
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@ -819,4 +819,6 @@ VGMSTREAM * init_vgmstream_zsnd(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ogg_opus(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_nus3audio(STREAMFILE * streamFile);
#endif /*_META_H*/

119
src/meta/nus3audio.c Normal file
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@ -0,0 +1,119 @@
#include "meta.h"
#include "../coding/coding.h"
typedef enum { IDSP, OPUS, } nus3audio_codec;
/* .nus3audio - Namco's newest newest audio container [Super Smash Bros. Ultimate (Switch)] */
VGMSTREAM * init_vgmstream_nus3audio(STREAMFILE *streamFile) {
VGMSTREAM *vgmstream = NULL;
STREAMFILE *temp_streamFile = NULL;
off_t subfile_offset = 0, name_offset = 0;
size_t subfile_size = 0;
nus3audio_codec codec;
const char* fake_ext = NULL;
int total_subsongs, target_subsong = streamFile->stream_index;
/* checks */
if (!check_extensions(streamFile, "nus3audio"))
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x4E555333) /* "NUS3" */
goto fail;
if (read_32bitLE(0x04,streamFile) + 0x08 != get_streamfile_size(streamFile))
goto fail;
if (read_32bitBE(0x08,streamFile) != 0x41554449) /* "AUDI" */
goto fail;
/* parse existing chunks */
{
off_t offset = 0x0c;
size_t file_size = get_streamfile_size(streamFile);
uint32_t codec_id = 0;
total_subsongs = 0;
while (offset < file_size) {
uint32_t chunk_id = (uint32_t)read_32bitBE(offset+0x00, streamFile);
size_t chunk_size = (size_t)read_32bitLE(offset+0x04, streamFile);
switch(chunk_id) {
case 0x494E4458: /* "INDX": audio index */
total_subsongs = read_32bitLE(offset+0x08 + 0x00,streamFile);
if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
break;
case 0x4E4D4F46: /* "NMOF": name offsets (absolute, inside TNNM) */
name_offset = read_32bitLE(offset+0x08 + 0x04*(target_subsong-1),streamFile);
break;
case 0x41444F46: /* "ADOF": audio offsets (absolute, inside PACK) */
subfile_offset = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x00,streamFile);
subfile_size = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x04,streamFile);
break;
case 0x544E4944: /* "TNID": tone ids? */
case 0x544E4E4D: /* "TNNM": tone names */
case 0x4A554E4B: /* "JUNK": padding */
case 0x5041434B: /* "PACK": main data */
default:
break;
}
offset += 0x08 + chunk_size;
}
if (total_subsongs == 0 || subfile_offset == 0 || subfile_size == 0) {
VGM_LOG("NUS3AUDIO: subfile not found\n");
goto fail;
}
codec_id = read_32bitBE(subfile_offset, streamFile);
switch(codec_id) {
case 0x49445350: /* "IDSP" */
codec = IDSP;
fake_ext = "idsp";
break;
case 0x4F505553: /* "OPUS" */
codec = OPUS;
fake_ext = "opus";
break;
default:
VGM_LOG("NUS3AUDIO: unknown codec %x\n", codec_id);
goto fail;
}
}
temp_streamFile = setup_subfile_streamfile(streamFile, subfile_offset,subfile_size, fake_ext);
if (!temp_streamFile) goto fail;
/* init the VGMSTREAM */
switch(codec) {
case IDSP:
vgmstream = init_vgmstream_idsp_nus3(temp_streamFile);
if (!vgmstream) goto fail;
break;
case OPUS:
vgmstream = init_vgmstream_opus_nus3(temp_streamFile);
if (!vgmstream) goto fail;
break;
default:
goto fail;
}
vgmstream->num_streams = total_subsongs;
if (name_offset) /* null-terminated */
read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset,streamFile);
close_streamfile(temp_streamFile);
return vgmstream;
fail:
close_streamfile(temp_streamFile);
close_vgmstream(vgmstream);
return NULL;
}

1
src/vgmstream.c
View File

@ -456,6 +456,7 @@ VGMSTREAM * (*init_vgmstream_functions[])(STREAMFILE *streamFile) = {
init_vgmstream_opus_opusx,
init_vgmstream_dsp_adpcmx,
init_vgmstream_ogg_opus,
init_vgmstream_nus3audio,
/* lowest priority metas (should go after all metas, and TXTH should go before raw formats) */
init_vgmstream_txth, /* proper parsers should supersede TXTH, once added */