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Add user output filename option

pull/20/head
Cees Bassa 2020-11-28 20:33:05 +01:00
parent c053a2a0cc
commit 98bcfe5e6e
1 changed files with 14 additions and 4 deletions
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18
rffft.c
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@ -13,6 +13,7 @@ void usage(void)
printf("rffft: FFT RF observations\n\n");
printf("-i <file> Input file (can be fifo) [stdin]\n");
printf("-p <prefix> Output prefix\n");
printf("-o <output> Output filename [default: YYYY-MM-DDTHH:MM:SS.sss_XXXXXX.bin]\n");
printf("-f <frequency> Center frequency (Hz)\n");
printf("-s <samprate> Sample rate (Hz)\n");
printf("-c <chansize> Channel size [100Hz]\n");
@ -31,11 +32,11 @@ void usage(void)
int main(int argc,char *argv[])
{
int i,j,k,l,m,nchan,nint=1,arg=0,nbytes,nsub=60,flag,nuse=1,realtime=1,quiet=0,imin,imax,partial=0;
int i,j,k,l,m,nchan,nint=1,arg=0,nbytes,nsub=60,flag,nuse=1,realtime=1,quiet=0,imin,imax,partial=0,useoutput=0;
fftwf_complex *c,*d;
fftwf_plan fft;
FILE *infile,*outfile;
char infname[128]="",outfname[128]="",path[64]=".",prefix[32]="";
char infname[128]="",outfname[128]="",path[64]=".",prefix[32]="",output[128]="";
char informat='i',outformat='f';
int16_t *ibuf;
char *cbuf;
@ -48,7 +49,7 @@ int main(int argc,char *argv[])
// Read arguments
if (argc>1) {
while ((arg=getopt(argc,argv,"i:f:s:c:t:p:n:hm:F:T:bqR:"))!=-1) {
while ((arg=getopt(argc,argv,"i:f:s:c:t:p:n:hm:F:T:bqR:o:"))!=-1) {
switch(arg) {
case 'i':
@ -59,6 +60,11 @@ int main(int argc,char *argv[])
strcpy(path,optarg);
break;
case 'o':
strcpy(output,optarg);
useoutput=1;
break;
case 'f':
freq=(double) atof(optarg);
break;
@ -191,7 +197,11 @@ int main(int argc,char *argv[])
// Forever loop
for (m=0;;m++) {
// File name
sprintf(outfname,"%s/%s_%06d.bin",path,prefix,m);
if (useoutput==0) {
sprintf(outfname,"%s/%s_%06d.bin",path,prefix,m);
} else {
sprintf(outfname,"%s/%s_%06d.bin",path,output,m);
}
outfile=fopen(outfname,"w");
// Loop over subints to dump