Convert statically initialize pixelType to dynamically initialize

due to the size of the array is determined at runtime.
Otherwise, only be compiled by GCC can't be compiled by icc and clang.

Signed-off-by: Liang <xiaoxia.liang@intel.com>

Author: xiaoxial

Library/Raisr.cpp

@@ -1053,12 +1053,14 @@ RNLERRORTYPE processSegment(VideoDataType *srcY, VideoDataType *final_outY, Blen
         endRow = endRow > (rows - gLoopMargin) ? (rows - gLoopMargin) : endRow;
 
         alignas(64) float GTWG[3][16];
-        alignas(64) int pixelType[unrollSizePatchBased] = {0};
+        alignas(64) int pixelType[unrollSizePatchBased];
         alignas(64) int hashValue[unrollSizePatchBased];
         alignas(64) const float *fbase[unrollSizePatchBased];
         alignas(64) float pixbuf[unrollSizePatchBased][128] __attribute__((aligned(64)));
         int pix;
         int census = 0;
+        memset(pixelType, 0, sizeof(int) * unrollSizePatchBased);
+
 #ifdef __AVX512FP16__
         alignas(64) _Float16 GTWG_fp16[3][32];
         alignas(64) const _Float16 *fbase_fp16[unrollSizePatchBased];