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https://github.com/vgmstream/vgmstream.git
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61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
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#include "meta.h"
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#include "../util.h"
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/* RAW
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RAW format is native 44khz PCM file
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Nothing more :P ...
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2008-05-17 - Fastelbja : First version ...
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*/
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VGMSTREAM * init_vgmstream_raw(const char * const filename) {
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VGMSTREAM * vgmstream = NULL;
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STREAMFILE * infile = NULL;
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int i;
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/* check extension, case insensitive */
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if (strcasecmp("raw",filename_extension(filename))) goto fail;
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/* try to open the file for header reading */
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infile = open_streamfile(filename);
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if (!infile) goto fail;
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/* No check to do as they are raw pcm */
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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->channels = 2;
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vgmstream->sample_rate = 44100;
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vgmstream->coding_type = coding_PCM16LE;
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vgmstream->num_samples = (int32_t)(get_streamfile_size(infile)/2);
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 2;
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vgmstream->meta_type = meta_RAW;
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close_streamfile(infile); infile=NULL;
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/* open the file for reading by each channel */
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{
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for (i=0;i<2;i++) {
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vgmstream->ch[i].streamfile = open_streamfile_buffer(filename,0x1000);
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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=0;
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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 (infile) close_streamfile(infile);
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if (vgmstream) close_vgmstream(vgmstream);
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return NULL;
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}
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