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Add MUSX .sfx extension [Batman Begins (GC)]

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bnnm 2018-03-16 22:57:46 +01:00
parent 1c78daa82a
commit 522ea6ab2b
1 changed files with 15 additions and 25 deletions
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40
src/meta/musx.c
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@ -88,7 +88,8 @@ VGMSTREAM * init_vgmstream_musx_v005(STREAMFILE *streamFile) {
/* checks */ /* checks */
if (!check_extensions(streamFile, "musx")) /* .sfx: Batman Begins, .musx: header id */
if (!check_extensions(streamFile, "musx,sfx"))
goto fail; goto fail;
if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */ if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
goto fail; goto fail;
@ -158,27 +159,27 @@ fail:
} }
/* MUSX (Version 006) */ /* MUSX (Version 006) [Batman Begins (GC)] */
VGMSTREAM * init_vgmstream_musx_v006(STREAMFILE *streamFile) { VGMSTREAM * init_vgmstream_musx_v006(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL; VGMSTREAM * vgmstream = NULL;
char filename[PATH_LIMIT];
int loop_flag;
int channel_count;
off_t start_offset; off_t start_offset;
int loop_flag, channel_count;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("musx",filename_extension(filename))) goto fail;
/* check header */ /* checks */
/* .sfx: Batman Begins, .musx: header id */
if (!check_extensions(streamFile, "sfx,musx"))
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */ if (read_32bitBE(0x00,streamFile) != 0x4D555358) /* "MUSX" */
goto fail; goto fail;
if (read_32bitBE(0x08,streamFile) != 0x06000000) /* "0x06000000" */ if (read_32bitBE(0x08,streamFile) != 0x06000000)
goto fail; goto fail;
loop_flag = (read_32bitLE(0x840,streamFile)!=0xFFFFFFFF); loop_flag = (read_32bitLE(0x840,streamFile)!=0xFFFFFFFF);
channel_count = 2; channel_count = 2;
//todo some files (ex. Batman Begins) have a subsong table at 0x800, not sure what signals it (flags at 0x04/0x14?)
/* build the VGMSTREAM */ /* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag); vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail; if (!vgmstream) goto fail;
@ -200,6 +201,8 @@ VGMSTREAM * init_vgmstream_musx_v006(STREAMFILE *streamFile) {
break; break;
case 0x47435F5F: /* GC__ */ case 0x47435F5F: /* GC__ */
start_offset = read_32bitBE(0x28,streamFile); start_offset = read_32bitBE(0x28,streamFile);
if (start_offset == 0 || start_offset == 0xABABABAB) goto fail; /* some are empty */
vgmstream->channels = channel_count; vgmstream->channels = channel_count;
vgmstream->sample_rate = 32000; vgmstream->sample_rate = 32000;
vgmstream->coding_type = coding_DAT4_IMA; vgmstream->coding_type = coding_DAT4_IMA;
@ -216,22 +219,9 @@ VGMSTREAM * init_vgmstream_musx_v006(STREAMFILE *streamFile) {
goto fail; goto fail;
} }
/* open the file for reading */
{
int i;
STREAMFILE * file;
file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!file) goto fail;
for (i=0;i<channel_count;i++) {
vgmstream->ch[i].streamfile = file;
vgmstream->ch[i].channel_start_offset=
vgmstream->ch[i].offset=start_offset+
vgmstream->interleave_block_size*i;
}
}
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
goto fail;
return vgmstream; return vgmstream;
fail: fail: