From: Paul Brossier <piem@piem.org>
Date: Sat, 17 Nov 2018 14:16:25 +0000 (+0100)
Subject: [mfcc] default to full range when not using 40 filters
X-Git-Tag: 0.4.8~31^2~1
X-Git-Url: https://git.aubio.org/?a=commitdiff_plain;h=1c1dae7f18591437042c384c148f2c20fb33e1f0;p=aubio.git

[mfcc] default to full range when not using 40 filters
---

diff --git a/src/spectral/mfcc.c b/src/spectral/mfcc.c
index 074688dd..fea7c7ce 100644
--- a/src/spectral/mfcc.c
+++ b/src/spectral/mfcc.c
@@ -75,7 +75,11 @@ new_aubio_mfcc (uint_t win_s, uint_t n_filters, uint_t n_coefs,
 
   /* filterbank allocation */
   mfcc->fb = new_aubio_filterbank (n_filters, mfcc->win_s);
-  aubio_filterbank_set_mel_coeffs_slaney (mfcc->fb, samplerate);
+  if (n_filters == 40)
+    aubio_filterbank_set_mel_coeffs_slaney (mfcc->fb, samplerate);
+  else
+    aubio_filterbank_set_mel_coeffs(mfcc->fb, samplerate,
+        0, samplerate/2.);
 
   /* allocating buffers */
   mfcc->in_dct = new_fvec (n_filters);