Fix compile issue with clang 11 compiler

source/Lib/CommonLib/SEIFilmGrainAnalyzer.h

@@ -101,7 +101,6 @@ private:
   static const int  m_gauss5x5[5][5];                         // Gauss 5x5 kernel, integer approximation
 
   unsigned int      m_convWidthS = 3, m_convHeightS = 3;		  // Pixel's row and col positions for Sobel filtering
-  double            m_sigma      = 1.0;                       // Gaussian filter sigma
 
   double            m_lowThresholdRatio   = 0.1;               // low threshold rato
   int               m_highThresholdRatio  = 3;                 // high threshold rato

source/Lib/CommonLib/SEIFilmGrainSynthesizer.cpp

@@ -413,7 +413,7 @@ void SEIFilmGrainSynthesizer::grainSynthesizeAndBlend(PelStorage* pGrainBuf, boo
 uint8_t SEIFilmGrainSynthesizer::grainValidateParams()
 {
   uint8_t   numComp = MAX_NUM_COMPONENT; /* number of color components */
-  uint8_t   compCtr, intensityCtr, multiGrainCheck[MAX_NUM_COMPONENT][MAX_NUM_INTENSITIES] = { 0 };
+  uint8_t   compCtr, intensityCtr, multiGrainCheck[MAX_NUM_COMPONENT][MAX_NUM_INTENSITIES] = { { 0 } };
   uint16_t  multiGrainCtr;
   uint8_t   limitCompModelVal1[10] = { 0 }, limitCompModelVal2[10] = { 0 };
   uint8_t   num_comp_model_pairs = 0, limitCompModelCtr, compPairMatch;
@@ -1265,4 +1265,4 @@ uint32_t SEIFilmGrainSynthesizer::fgsSimulationBlending_32x32(fgsProcessArgs *in
   return FGS_SUCCESS;
 }
 
-#endif
\ No newline at end of file
+#endif