From: Paul Brossier <piem@piem.org>
Date: Wed, 6 Mar 2013 20:30:55 +0000 (-0500)
Subject: src/mathutils.c: freqtobin and bintofreq to not produce negative values
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=c965b3370fa327e0f4bebba6f7d2304f55411691;p=aubio.git

src/mathutils.c: freqtobin and bintofreq to not produce negative values
---

diff --git a/src/mathutils.c b/src/mathutils.c
index 74063a27..b0a958b9 100644
--- a/src/mathutils.c
+++ b/src/mathutils.c
@@ -421,7 +421,7 @@ smpl_t
 aubio_bintofreq (smpl_t bin, smpl_t samplerate, smpl_t fftsize)
 {
   smpl_t freq = samplerate / fftsize;
-  return freq * bin;
+  return freq * MAX(bin, 0);
 }
 
 smpl_t
@@ -435,7 +435,7 @@ smpl_t
 aubio_freqtobin (smpl_t freq, smpl_t samplerate, smpl_t fftsize)
 {
   smpl_t bin = fftsize / samplerate;
-  return freq * bin;
+  return MAX(freq, 0) * bin;
 }
 
 smpl_t