Bugfix and Enhancement for Clut, Issue 2584, Kudos to Fl?ssie

rtengine/simpleprocess.cc

@@ -22,6 +22,7 @@
 #include "improcfun.h"
 #include "curves.h"
 #include "iccstore.h"
+#include "clutstore.h"
 #include "processingjob.h"
 #include <glibmm.h>
 #include "../rtgui/options.h"
@@ -678,6 +679,10 @@ IImage16* processImage (ProcessingJob* pjob, int& errorCode, ProgressListener* p
     if (settings->verbose)
         printf("Output image / Auto B&W coefs:   R=%.2f   G=%.2f   B=%.2f\n", autor, autog, autob);
 
+	// if clut was used and size of clut cache == 1 we free the memory used by the clutstore (default clut cache size = 1 for 32 bit OS)
+	if ( params.filmSimulation.enabled && !params.filmSimulation.clutFilename.empty() && options.clutCacheSize == 1)
+		clutStore.clearCache();
+
     // freeing up some memory
     customToneCurve1.Reset();
     customToneCurve2.Reset();