mirror of https://github.com/mpv-player/mpv
48 lines
820 B
C
48 lines
820 B
C
#include <stdio.h>
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#include <stdlib.h>
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// sox -t raw -A -r 8000 -b alaw.alaw -t sw alaw.out
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int main(){
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int i;
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FILE *f;
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f=fopen("alaw.dat","wb");
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for(i=0;i<256;i++) fwrite(&i,1,1,f);
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fclose(f);
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system("sox -t raw -A -r 8000 -b alaw.dat -t sw alaw.out");
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printf("// Generated by TOOLS/alaw-gen.c\n");
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printf("\nshort alaw2short[]={\n");
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f=fopen("alaw.out","rb");
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for(i=0;i<256;i++){
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signed short x;
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fread(&x,2,1,f);
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printf("%6d",x);
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if(i!=255) putchar(',');
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if((i&7)==7) printf("\n");
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}
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fclose(f);
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printf("};\n");
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system("sox -t raw -U -r 8000 -b alaw.dat -t sw alaw.out");
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printf("\nshort ulaw2short[]={\n");
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f=fopen("alaw.out","rb");
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for(i=0;i<256;i++){
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signed short x;
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fread(&x,2,1,f);
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printf("%6d",x);
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if(i!=255) putchar(',');
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if((i&7)==7) printf("\n");
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}
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fclose(f);
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printf("};\n");
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}
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