Changes in / [c721874:d4a6eb9]

File:

• src/fft.c (modified) (1 diff)

src/fft.c

@@ -121 +121 @@
 void aubio_fft_getnorm(smpl_t * norm, fft_data_t * spectrum, uint_t size) {
   uint_t i;
-  norm[0] = SQR(spectrum[0]);
-  for (i=1;i<size/2;i++) norm[i] = (SQR(spectrum[i]) + SQR(spectrum[size-i]));
-  norm[size/2] = SQR(spectrum[size/2]);
+  norm[0] = spectrum[0];
+  for (i=1;i<size/2;i++) norm[i] = SQRT((SQR(spectrum[i]) + SQR(spectrum[size-i])));
+  norm[size/2] = spectrum[size/2];
 }