From: Paul Brossier <piem@piem.org>
Date: Tue, 30 Aug 2016 14:33:31 +0000 (+0200)
Subject: src/spectral/fft.c: make calls to fftw_destroy_plan thread-safe
X-Git-Tag: 0.4.4~224
X-Git-Url: https://git.aubio.org/?a=commitdiff_plain;h=4b251ae94c0ea51c85f7ff121550129bda53dbab;p=aubio.git

src/spectral/fft.c: make calls to fftw_destroy_plan thread-safe
---

diff --git a/src/spectral/fft.c b/src/spectral/fft.c
index e8dfc1a0..e58bb6f7 100644
--- a/src/spectral/fft.c
+++ b/src/spectral/fft.c
@@ -212,9 +212,11 @@ void del_aubio_fft(aubio_fft_t * s) {
   /* destroy data */
   del_fvec(s->compspec);
 #ifdef HAVE_FFTW3             // using FFTW3
+  pthread_mutex_lock(&aubio_fftw_mutex);
   fftw_destroy_plan(s->pfw);
   fftw_destroy_plan(s->pbw);
   fftw_free(s->specdata);
+  pthread_mutex_unlock(&aubio_fftw_mutex);
 #else /* HAVE_FFTW3 */
 #ifdef HAVE_ACCELERATE        // using ACCELERATE
   AUBIO_FREE(s->spec.realp);