Added specifying starting index
parent
35a21ea5c3
commit
9faa0c3e45
12
rffft.c
12
rffft.c
|
@ -23,6 +23,7 @@ void usage(void)
|
||||||
printf("-F <format> Input format char, int, float [int]\n");
|
printf("-F <format> Input format char, int, float [int]\n");
|
||||||
printf("-T <start time> YYYY-MM-DDTHH:MM:SSS.sss\n");
|
printf("-T <start time> YYYY-MM-DDTHH:MM:SSS.sss\n");
|
||||||
printf("-R <fmin,fmax> Frequency range to store (Hz)\n");
|
printf("-R <fmin,fmax> Frequency range to store (Hz)\n");
|
||||||
|
printf("-S <index> Starting index [int]\n");
|
||||||
printf("-I Invert frequencies\n");
|
printf("-I Invert frequencies\n");
|
||||||
printf("-b Digitize output to bytes [off]\n");
|
printf("-b Digitize output to bytes [off]\n");
|
||||||
printf("-q Quiet mode, no output [off]\n");
|
printf("-q Quiet mode, no output [off]\n");
|
||||||
|
@ -33,7 +34,7 @@ void usage(void)
|
||||||
|
|
||||||
int main(int argc,char *argv[])
|
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,useoutput=0;
|
int i,j,k,l,nchan,m=0,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_complex *c,*d;
|
||||||
fftwf_plan fft;
|
fftwf_plan fft;
|
||||||
FILE *infile,*outfile;
|
FILE *infile,*outfile;
|
||||||
|
@ -51,7 +52,7 @@ int main(int argc,char *argv[])
|
||||||
|
|
||||||
// Read arguments
|
// Read arguments
|
||||||
if (argc>1) {
|
if (argc>1) {
|
||||||
while ((arg=getopt(argc,argv,"i:f:s:c:t:p:n:hm:F:T:bqR:o:I"))!=-1) {
|
while ((arg=getopt(argc,argv,"i:f:s:c:t:p:n:hm:F:T:bqR:o:I:S:"))!=-1) {
|
||||||
switch(arg) {
|
switch(arg) {
|
||||||
|
|
||||||
case 'i':
|
case 'i':
|
||||||
|
@ -100,6 +101,10 @@ int main(int argc,char *argv[])
|
||||||
nsub=atoi(optarg);
|
nsub=atoi(optarg);
|
||||||
break;
|
break;
|
||||||
|
|
||||||
|
case 'S':
|
||||||
|
m=atoi(optarg);
|
||||||
|
break;
|
||||||
|
|
||||||
case 'q':
|
case 'q':
|
||||||
quiet=1;
|
quiet=1;
|
||||||
break;
|
break;
|
||||||
|
@ -165,6 +170,7 @@ int main(int argc,char *argv[])
|
||||||
printf("Integration time: %f s\n",tint);
|
printf("Integration time: %f s\n",tint);
|
||||||
printf("Number of averaged spectra: %d\n",nint);
|
printf("Number of averaged spectra: %d\n",nint);
|
||||||
printf("Number of subints per file: %d\n",nsub);
|
printf("Number of subints per file: %d\n",nsub);
|
||||||
|
printf("Starting index: %d\n",m);
|
||||||
|
|
||||||
// Allocate
|
// Allocate
|
||||||
c=fftwf_malloc(sizeof(fftwf_complex)*nchan);
|
c=fftwf_malloc(sizeof(fftwf_complex)*nchan);
|
||||||
|
@ -201,7 +207,7 @@ int main(int argc,char *argv[])
|
||||||
}
|
}
|
||||||
|
|
||||||
// Forever loop
|
// Forever loop
|
||||||
for (m=0;;m++) {
|
for (;;m++) {
|
||||||
// File name
|
// File name
|
||||||
if (useoutput==0) {
|
if (useoutput==0) {
|
||||||
sprintf(outfname,"%s/%s_%06d.bin",path,prefix,m);
|
sprintf(outfname,"%s/%s_%06d.bin",path,prefix,m);
|
||||||
|
|
Loading…
Reference in New Issue