Added times to finder.c

fft-beacon-finder/finder.c

@@ -36,8 +36,11 @@ int main() {
     int pos = 0;
     float in[2];
 
+    uint64_t sample_count = 0;
+
     while(fread(in, sizeof(float), 2, input) == 2) {
         complex float cplx_in = (in[1] + I * in[0]);
+        sample_count++;
 
         if(next_fft_in <= 0) {
             fft_in[pos] = cplx_in;
@@ -90,7 +93,7 @@ int main() {
 
                 fprintf(output_csv, "\n");
 
-                next_fft_in = SAMPLINGRATE / 10;
+                next_fft_in = SAMPLINGRATE / 4;
             }
         } else {
             next_fft_in--;
@@ -108,6 +111,8 @@ int main() {
         fwrite(buffer, sizeof(float), 2, output);
     }
 
+    printf("Processed %fs\n", sample_count / SAMPLINGRATE);
+
     fft_destroy_plan(fft);
     free(fft_in);
     free(fft_out);