55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
#include "meta.h"
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#include "../util.h"
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/* .SC - from Activision's EXAKT system, seen in Supercar Street Challenge */
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VGMSTREAM * init_vgmstream_exakt_sc(STREAMFILE *streamFile) {
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VGMSTREAM * vgmstream = NULL;
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char filename[PATH_LIMIT];
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size_t file_size;
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/* check extension, case insensitive */
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/* this is all we have to go on, SC is completely headerless */
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streamFile->get_name(streamFile,filename,sizeof(filename));
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if (strcasecmp("sc",filename_extension(filename))) goto fail;
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file_size = get_streamfile_size(streamFile);
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/* build the VGMSTREAM */
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vgmstream = allocate_vgmstream(2,0);
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if (!vgmstream) goto fail;
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/* fill in the vital statistics */
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vgmstream->num_samples = file_size / 2;
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vgmstream->sample_rate = 48000;
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vgmstream->coding_type = coding_SASSC;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x100;
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vgmstream->meta_type = meta_EXAKT_SC;
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/* open the file for reading by each channel */
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{
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int i;
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for (i=0;i<2;i++) {
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vgmstream->ch[i].streamfile = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE);
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if (!vgmstream->ch[i].streamfile) goto fail;
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vgmstream->ch[i].channel_start_offset=
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vgmstream->ch[i].offset=vgmstream->interleave_block_size*i;
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}
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}
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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 (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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