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-rw-r--r--vorbis/lib/tone.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/vorbis/lib/tone.c b/vorbis/lib/tone.c
deleted file mode 100644
index 5b8b020..0000000
--- a/vorbis/lib/tone.c
+++ /dev/null
@@ -1,54 +0,0 @@
-#include <stdlib.h>
-#include <stdio.h>
-#include <math.h>
-#include <string.h>
-
-void usage(){
- fprintf(stderr,"tone <frequency_Hz>,[<amplitude>] [<frequency_Hz>,[<amplitude>]...]\n");
- exit(1);
-}
-
-int main (int argc,char *argv[]){
- int i,j;
- double *f;
- double *amp;
-
- if(argc<2)usage();
-
- f=alloca(sizeof(*f)*(argc-1));
- amp=alloca(sizeof(*amp)*(argc-1));
-
- i=0;
- while(argv[i+1]){
- char *pos=strchr(argv[i+1],',');
-
- f[i]=atof(argv[i+1]);
- if(pos)
- amp[i]=atof(pos+1)*32767.f;
- else
- amp[i]=32767.f;
-
- fprintf(stderr,"%g Hz, %g amp\n",f[i],amp[i]);
-
- i++;
- }
-
- for(i=0;i<44100*10;i++){
- float val=0;
- int ival;
- for(j=0;j<argc-1;j++)
- val+=amp[j]*sin(i/44100.f*f[j]*2*M_PI);
- ival=rint(val);
-
- if(ival>32767.f)ival=32767.f;
- if(ival<-32768.f)ival=-32768.f;
-
- fprintf(stdout,"%c%c%c%c",
- (char)(ival&0xff),
- (char)((ival>>8)&0xff),
- (char)(ival&0xff),
- (char)((ival>>8)&0xff));
- }
- return(0);
-}
-