32 lines
953 B
Diff
32 lines
953 B
Diff
From 0b62ebc38d1cc0202c6f57c4e096fa0b68a41baf Mon Sep 17 00:00:00 2001
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From: David Sansome <me@davidsansome.com>
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Date: Sun, 27 May 2012 17:00:32 +0100
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Subject: [PATCH] Protect calls to fftwf_plan_dft_r2c_1d with a mutex
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---
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plugin/gstfftwspectrum.c | 4 ++++
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1 files changed, 4 insertions(+), 0 deletions(-)
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diff --git a/plugin/gstfftwspectrum.c b/plugin/gstfftwspectrum.c
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index 147e606..f6e2427 100644
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--- a/plugin/gstfftwspectrum.c
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+++ b/plugin/gstfftwspectrum.c
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@@ -302,10 +302,14 @@ alloc_fftw_data (GstFFTWSpectrum *conv)
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* outputs are the hermetian conjugates). This should be optimal for
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* implementing filters.
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*/
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+
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+ static GStaticMutex mutex = G_STATIC_MUTEX_INIT;
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+ g_static_mutex_lock(&mutex);
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conv->fftw_plan
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= fftwf_plan_dft_r2c_1d(conv->size, conv->fftw_in,
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(fftwf_complex *) conv->fftw_out,
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conv->hi_q ? FFTW_MEASURE : FFTW_ESTIMATE);
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+ g_static_mutex_unlock(&mutex);
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}
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--
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1.7.5.4
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