mirror of
https://github.com/vgmstream/vgmstream.git
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471c926f10
changed some case sensitive things removed the sample counting from .emff git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@528 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
#include "meta.h"
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#include "../util.h"
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/* SPT+SPT
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2008-11-27 - manakoAT : First try for splitted files...
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*/
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VGMSTREAM * init_vgmstream_spt_spd(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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STREAMFILE * streamFileSPT = NULL;
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char filename[260];
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char filenameSPT[260];
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int i;
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int channel_count;
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int loop_flag;
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/* check extension, case insensitive */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("spd",filename_extension(filename))) goto fail;
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strcpy(filenameSPT,filename);
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strcpy(filenameSPT+strlen(filenameSPT)-3,"spt");
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streamFileSPT = streamFile->open(streamFile,filenameSPT,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!streamFileSPT) goto fail;
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channel_count = read_32bitBE(0x00,streamFileSPT);
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loop_flag = read_32bitBE(0x04,streamFileSPT);
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(channel_count,loop_flag);
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if (!vgmstream) goto fail;
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/* fill in the vital statistics */
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vgmstream->channels = channel_count;
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vgmstream->sample_rate = read_32bitBE(0x08,streamFileSPT);
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vgmstream->num_samples=read_32bitBE(0x14,streamFileSPT)*14/16/channel_count;
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vgmstream->coding_type = coding_NGC_DSP;
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if(loop_flag) {
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vgmstream->loop_start_sample = 0;
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vgmstream->loop_end_sample = read_32bitBE(0x14,streamFileSPT)*14/16/channel_count;
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}
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if (channel_count == 1) {
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vgmstream->layout_type = layout_none;
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} else if (channel_count == 2) {
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size=0x4000; /* Unknown now, never seen 2ch files in psd+spt */
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}
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vgmstream->meta_type = meta_SPT_SPD;
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/* open the file for reading */
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{
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for (i=0;i<channel_count;i++) {
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/* Not sure, i'll put a fake value here for now */
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vgmstream->ch[i].streamfile = streamFile->open(streamFile,filename,0x8000);
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vgmstream->ch[i].offset = 0;
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if (!vgmstream->ch[i].streamfile) goto fail;
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}
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}
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if (vgmstream->coding_type == coding_NGC_DSP) {
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int i;
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for (i=0;i<16;i++) {
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vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x20+i*2,streamFileSPT);
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}
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if (vgmstream->channels == 2) {
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for (i=0;i<16;i++) {
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vgmstream->ch[1].adpcm_coef[i] = read_16bitBE(0x40+i*2,streamFileSPT);
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}
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}
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}
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close_streamfile(streamFileSPT); streamFileSPT=NULL;
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return vgmstream;
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/* clean up anything we may have opened */
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fail:
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if (streamFileSPT) close_streamfile(streamFileSPT);
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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