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bnnm 2019-11-24 10:28:33 +01:00
parent 3d127412dd
commit 1008171d91
1 changed files with 119 additions and 119 deletions
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238
src/meta/nus3audio.c
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@ -1,119 +1,119 @@
#include "meta.h" #include "meta.h"
#include "../coding/coding.h" #include "../coding/coding.h"
typedef enum { IDSP, OPUS, } nus3audio_codec; typedef enum { IDSP, OPUS, } nus3audio_codec;
/* .nus3audio - Namco's newest newest audio container [Super Smash Bros. Ultimate (Switch)] */ /* .nus3audio - Namco's newest newest audio container [Super Smash Bros. Ultimate (Switch)] */
VGMSTREAM * init_vgmstream_nus3audio(STREAMFILE *streamFile) { VGMSTREAM * init_vgmstream_nus3audio(STREAMFILE *streamFile) {
VGMSTREAM *vgmstream = NULL; VGMSTREAM *vgmstream = NULL;
STREAMFILE *temp_streamFile = NULL; STREAMFILE *temp_streamFile = NULL;
off_t subfile_offset = 0, name_offset = 0; off_t subfile_offset = 0, name_offset = 0;
size_t subfile_size = 0; size_t subfile_size = 0;
nus3audio_codec codec; nus3audio_codec codec;
const char* fake_ext = NULL; const char* fake_ext = NULL;
int total_subsongs, target_subsong = streamFile->stream_index; int total_subsongs, target_subsong = streamFile->stream_index;
/* checks */ /* checks */
if (!check_extensions(streamFile, "nus3audio")) if (!check_extensions(streamFile, "nus3audio"))
goto fail; goto fail;
if (read_32bitBE(0x00,streamFile) != 0x4E555333) /* "NUS3" */ if (read_32bitBE(0x00,streamFile) != 0x4E555333) /* "NUS3" */
goto fail; goto fail;
if (read_32bitLE(0x04,streamFile) + 0x08 != get_streamfile_size(streamFile)) if (read_32bitLE(0x04,streamFile) + 0x08 != get_streamfile_size(streamFile))
goto fail; goto fail;
if (read_32bitBE(0x08,streamFile) != 0x41554449) /* "AUDI" */ if (read_32bitBE(0x08,streamFile) != 0x41554449) /* "AUDI" */
goto fail; goto fail;
/* parse existing chunks */ /* parse existing chunks */
{ {
off_t offset = 0x0c; off_t offset = 0x0c;
size_t file_size = get_streamfile_size(streamFile); size_t file_size = get_streamfile_size(streamFile);
uint32_t codec_id = 0; uint32_t codec_id = 0;
total_subsongs = 0; total_subsongs = 0;
while (offset < file_size) { while (offset < file_size) {
uint32_t chunk_id = (uint32_t)read_32bitBE(offset+0x00, streamFile); uint32_t chunk_id = (uint32_t)read_32bitBE(offset+0x00, streamFile);
size_t chunk_size = (size_t)read_32bitLE(offset+0x04, streamFile); size_t chunk_size = (size_t)read_32bitLE(offset+0x04, streamFile);
switch(chunk_id) { switch(chunk_id) {
case 0x494E4458: /* "INDX": audio index */ case 0x494E4458: /* "INDX": audio index */
total_subsongs = read_32bitLE(offset+0x08 + 0x00,streamFile); total_subsongs = read_32bitLE(offset+0x08 + 0x00,streamFile);
if (target_subsong == 0) target_subsong = 1; if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail; if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
break; break;
case 0x4E4D4F46: /* "NMOF": name offsets (absolute, inside TNNM) */ case 0x4E4D4F46: /* "NMOF": name offsets (absolute, inside TNNM) */
name_offset = read_32bitLE(offset+0x08 + 0x04*(target_subsong-1),streamFile); name_offset = read_32bitLE(offset+0x08 + 0x04*(target_subsong-1),streamFile);
break; break;
case 0x41444F46: /* "ADOF": audio offsets (absolute, inside PACK) */ case 0x41444F46: /* "ADOF": audio offsets (absolute, inside PACK) */
subfile_offset = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x00,streamFile); subfile_offset = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x00,streamFile);
subfile_size = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x04,streamFile); subfile_size = read_32bitLE(offset+0x08 + 0x08*(target_subsong-1) + 0x04,streamFile);
break; break;
case 0x544E4944: /* "TNID": tone ids? */ case 0x544E4944: /* "TNID": tone ids? */
case 0x544E4E4D: /* "TNNM": tone names */ case 0x544E4E4D: /* "TNNM": tone names */
case 0x4A554E4B: /* "JUNK": padding */ case 0x4A554E4B: /* "JUNK": padding */
case 0x5041434B: /* "PACK": main data */ case 0x5041434B: /* "PACK": main data */
default: default:
break; break;
} }
offset += 0x08 + chunk_size; offset += 0x08 + chunk_size;
} }
if (total_subsongs == 0 || subfile_offset == 0 || subfile_size == 0) { if (total_subsongs == 0 || subfile_offset == 0 || subfile_size == 0) {
VGM_LOG("NUS3AUDIO: subfile not found\n"); VGM_LOG("NUS3AUDIO: subfile not found\n");
goto fail; goto fail;
} }
codec_id = read_32bitBE(subfile_offset, streamFile); codec_id = read_32bitBE(subfile_offset, streamFile);
switch(codec_id) { switch(codec_id) {
case 0x49445350: /* "IDSP" */ case 0x49445350: /* "IDSP" */
codec = IDSP; codec = IDSP;
fake_ext = "idsp"; fake_ext = "idsp";
break; break;
case 0x4F505553: /* "OPUS" */ case 0x4F505553: /* "OPUS" */
codec = OPUS; codec = OPUS;
fake_ext = "opus"; fake_ext = "opus";
break; break;
default: default:
VGM_LOG("NUS3AUDIO: unknown codec %x\n", codec_id); VGM_LOG("NUS3AUDIO: unknown codec %x\n", codec_id);
goto fail; goto fail;
} }
} }
temp_streamFile = setup_subfile_streamfile(streamFile, subfile_offset,subfile_size, fake_ext); temp_streamFile = setup_subfile_streamfile(streamFile, subfile_offset,subfile_size, fake_ext);
if (!temp_streamFile) goto fail; if (!temp_streamFile) goto fail;
/* init the VGMSTREAM */ /* init the VGMSTREAM */
switch(codec) { switch(codec) {
case IDSP: case IDSP:
vgmstream = init_vgmstream_idsp_nus3(temp_streamFile); vgmstream = init_vgmstream_idsp_nus3(temp_streamFile);
if (!vgmstream) goto fail; if (!vgmstream) goto fail;
break; break;
case OPUS: case OPUS:
vgmstream = init_vgmstream_opus_nus3(temp_streamFile); vgmstream = init_vgmstream_opus_nus3(temp_streamFile);
if (!vgmstream) goto fail; if (!vgmstream) goto fail;
break; break;
default: default:
goto fail; goto fail;
} }
vgmstream->num_streams = total_subsongs; vgmstream->num_streams = total_subsongs;
if (name_offset) /* null-terminated */ if (name_offset) /* null-terminated */
read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset,streamFile); read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset,streamFile);
close_streamfile(temp_streamFile); close_streamfile(temp_streamFile);
return vgmstream; return vgmstream;
fail: fail:
close_streamfile(temp_streamFile); close_streamfile(temp_streamFile);
close_vgmstream(vgmstream); close_vgmstream(vgmstream);
return NULL; return NULL;
} }