From: Paul Brossier <piem@piem.org>
Date: Thu, 6 Dec 2018 12:17:47 +0000 (+0100)
Subject: [awhitening] use shortest length available (closes gh-216)
X-Git-Tag: 0.4.9~122^2^2
X-Git-Url: https://git.aubio.org/?p=aubio.git;a=commitdiff_plain;h=ed80243aefbb12d789fde6fb1bb4312c3d92867b;ds=sidebyside

[awhitening] use shortest length available (closes gh-216)
---

diff --git a/src/spectral/awhitening.c b/src/spectral/awhitening.c
index 812bb207..1543544c 100644
--- a/src/spectral/awhitening.c
+++ b/src/spectral/awhitening.c
@@ -43,7 +43,8 @@ void
 aubio_spectral_whitening_do (aubio_spectral_whitening_t * o, cvec_t * fftgrain)
 {
   uint_t i = 0;
-  for (i = 0; i < o->peak_values->length; i++) {
+  uint_t length = MIN(fftgrain->length, o->peak_values->length);
+  for (i = 0; i < length; i++) {
     smpl_t tmp = MAX(o->r_decay * o->peak_values->data[i], o->floor);
     o->peak_values->data[i] = MAX(fftgrain->norm[i], tmp);
     fftgrain->norm[i] /= o->peak_values->data[i];