46 lines
879 B
C
46 lines
879 B
C
#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#define min(a,b) (((a)<(b))?(a):(b))
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int main( int argc, char **argv )
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{
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if ( argc < 2 ) return 1;
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FILE *fin, *fout;
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if ( !(fin = fopen(argv[1],"rb")) )
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return 2;
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unsigned char buf[131072];
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size_t nread = 0, pread = 0;
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int i = 0;
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keepreading:
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nread = fread(buf,1,4,fin);
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if ( feof(fin) || (nread < 4) )
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{
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fclose(fin);
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return 0;
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}
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if ( strncmp(buf,"RIFF",4) )
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{
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fseek(fin,-3,SEEK_CUR);
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goto keepreading;
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}
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char fname[256];
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snprintf(fname,256,"SND%d.wav",i);
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fout = fopen(fname,"wb");
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fwrite(buf,1,4,fout);
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nread = fread(buf,4,1,fin);
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fwrite(buf,1,4,fout);
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pread = (*(uint32_t*)buf)-4;
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while ( pread > 0 )
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{
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nread = fread(buf,1,min(131072,pread),fin);
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fwrite(buf,1,nread,fout);
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pread -= nread;
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}
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fclose(fout);
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i++;
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if ( !feof(fin) ) goto keepreading;
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fclose(fin);
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return 0;
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}
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