6
2008-11-27 - manakoAT : First try for splitted files...
9
VGMSTREAM * init_vgmstream_spt_spd(STREAMFILE *streamFile) {
11
VGMSTREAM * vgmstream = NULL;
12
STREAMFILE * streamFileSPT = NULL;
14
char filenameSPT[260];
20
/* check extension, case insensitive */
21
streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("spd",filename_extension(filename))) goto fail;
25
strcpy(filenameSPT,filename);
26
strcpy(filenameSPT+strlen(filenameSPT)-3,"spt");
28
streamFileSPT = streamFile->open(streamFile,filenameSPT,STREAMFILE_DEFAULT_BUFFER_SIZE);
31
if (!streamFileSPT) goto fail;
33
channel_count = read_32bitBE(0x00,streamFileSPT);
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loop_flag = read_32bitBE(0x04,streamFileSPT);
36
/* build the VGMSTREAM */
37
vgmstream = allocate_vgmstream(channel_count,loop_flag);
38
if (!vgmstream) goto fail;
40
/* fill in the vital statistics */
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vgmstream->channels = channel_count;
42
vgmstream->sample_rate = read_32bitBE(0x08,streamFileSPT);
43
vgmstream->num_samples=read_32bitBE(0x14,streamFileSPT)*14/16/channel_count;
44
vgmstream->coding_type = coding_NGC_DSP;
47
vgmstream->loop_start_sample = 0;
48
vgmstream->loop_end_sample = read_32bitBE(0x14,streamFileSPT)*14/16/channel_count;
51
if (channel_count == 1) {
52
vgmstream->layout_type = layout_none;
53
} else if (channel_count == 2) {
54
vgmstream->layout_type = layout_interleave;
55
vgmstream->interleave_block_size=0x4000; /* Unknown now, never seen 2ch files in psd+spt */
60
vgmstream->meta_type = meta_SPT_SPD;
62
/* open the file for reading */
64
for (i=0;i<channel_count;i++) {
65
/* Not sure, i'll put a fake value here for now */
66
vgmstream->ch[i].streamfile = streamFile->open(streamFile,filename,0x8000);
67
vgmstream->ch[i].offset = 0;
69
if (!vgmstream->ch[i].streamfile) goto fail;
75
if (vgmstream->coding_type == coding_NGC_DSP) {
78
vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x20+i*2,streamFileSPT);
80
if (vgmstream->channels == 2) {
82
vgmstream->ch[1].adpcm_coef[i] = read_16bitBE(0x40+i*2,streamFileSPT);
88
close_streamfile(streamFileSPT); streamFileSPT=NULL;
91
/* clean up anything we may have opened */
93
if (streamFileSPT) close_streamfile(streamFileSPT);
94
if (vgmstream) close_vgmstream(vgmstream);