Changeset 3649 in Sophya for trunk/AddOn

Timestamp:

Jun 12, 2009, 10:32:31 PM (16 years ago)

Author:

ansari

Message:

Ajout mutex pour eviter plantage du a fftw_plan qui ne semble pas thread-safe, Reza 12/06/2009

File:

• trunk/AddOn/TAcq/brproc.cc (modified) (3 diffs)

trunk/AddOn/TAcq/brproc.cc

@@ -29 +29 @@
 //---------------------------------------------------------------
 
+// Mutex pour eviter le plantage du a FFTW qui ne semble pas thread-safe
+static ZMutex* pmutfftw=NULL;
+
 /* --Methode-- */
 BRProcARaw2C::BRProcARaw2C(RAcqMemZoneMgr& mem, string& path, uint_4 nmean, 
@@ -40 +43 @@
   fgnotrl_ = fgnotrl;
   card_ = card;
+  if (pmutfftw==NULL) pmutfftw=new ZMutex;  
 }
 
@@ -113 +117 @@
          << " *8="  << cfour1.Size()*8 << endl;
 
+    pmutfftw->lock();
     fftwf_plan plan1 = fftwf_plan_dft_r2c_1d(vx.Size(), vx.Data(), 
                           (fftwf_complex*)cfour1.Data(), FFTW_ESTIMATE); 
     fftwf_plan plan2 = fftwf_plan_dft_r2c_1d(vx.Size(), vx.Data(), 
                           (fftwf_complex*)cfour2.Data(), FFTW_ESTIMATE); 
+    pmutfftw->unlock();
 
     uint_4 ifile = 0;