gapi(simd): initialize accumulator values

original commit: 99502e99cc

cmake/OpenCVDetectInferenceEngine.cmake

@@ -92,9 +92,9 @@ endif()
 
 if(INF_ENGINE_TARGET)
   if(NOT INF_ENGINE_RELEASE)
-    message(WARNING "InferenceEngine version has not been set, 2020.1 will be used by default. Set INF_ENGINE_RELEASE variable if you experience build errors.")
+    message(WARNING "InferenceEngine version has not been set, 2020.2 will be used by default. Set INF_ENGINE_RELEASE variable if you experience build errors.")
   endif()
-  set(INF_ENGINE_RELEASE "2020010000" CACHE STRING "Force IE version, should be in form YYYYAABBCC (e.g. 2020.1.0.2 -> 2020010002)")
+  set(INF_ENGINE_RELEASE "2020020000" CACHE STRING "Force IE version, should be in form YYYYAABBCC (e.g. 2020.1.0.2 -> 2020010002)")
   set_target_properties(${INF_ENGINE_TARGET} PROPERTIES
     INTERFACE_COMPILE_DEFINITIONS "HAVE_INF_ENGINE=1;INF_ENGINE_RELEASE=${INF_ENGINE_RELEASE}"
   )

modules/core/include/opencv2/core/version.hpp

@@ -8,7 +8,7 @@
 #define CV_VERSION_MAJOR    4
 #define CV_VERSION_MINOR    3
 #define CV_VERSION_REVISION 0
-#define CV_VERSION_STATUS   "-pre"
+#define CV_VERSION_STATUS   "-openvino"
 
 #define CVAUX_STR_EXP(__A)  #__A
 #define CVAUX_STR(__A)      CVAUX_STR_EXP(__A)

modules/dnn/src/dnn.cpp

@@ -2228,7 +2228,7 @@ struct Net::Impl
 
                     auto ieInpNode = inputNodes[i].dynamicCast<InfEngineNgraphNode>();
                     CV_Assert(oid < ieInpNode->node->get_output_size());
-                    inputNodes[i] = Ptr<BackendNode>(new InfEngineNgraphNode(ieInpNode->node->get_output_as_single_output_node(oid, false)));
+                    inputNodes[i] = Ptr<BackendNode>(new InfEngineNgraphNode(ieInpNode->node->get_output_as_single_output_node(oid/*, false*/)));
                 }
 
                 if (layer->supportBackend(preferableBackend))

modules/dnn/src/op_inf_engine.hpp

@@ -24,10 +24,11 @@
 #define INF_ENGINE_RELEASE_2019R2 2019020000
 #define INF_ENGINE_RELEASE_2019R3 2019030000
 #define INF_ENGINE_RELEASE_2020_1 2020010000
+#define INF_ENGINE_RELEASE_2020_2 2020020000
 
 #ifndef INF_ENGINE_RELEASE
-#warning("IE version have not been provided via command-line. Using 2019.1 by default")
+#warning("IE version have not been provided via command-line. Using 2020.2 by default")
-#define INF_ENGINE_RELEASE INF_ENGINE_RELEASE_2020_1
+#define INF_ENGINE_RELEASE INF_ENGINE_RELEASE_2020_2
 #endif
 
 #define INF_ENGINE_VER_MAJOR_GT(ver) (((INF_ENGINE_RELEASE) / 10000) > ((ver) / 10000))

modules/gapi/src/backends/fluid/gfluidimgproc_func.simd.hpp

@@ -1831,7 +1831,7 @@ static void run_sepfilter5x5_char2short(short out[], const uchar *in[], int widt
             for (; l <= length - nlanes; l += nlanes)
             {
                 v_uint16 t[kxLen];
-                v_int16 sum;
+                v_int16 sum = vx_setzero_s16();
 
                 for (int i = 0; i < kxLen; ++i)
                 {
@@ -1862,7 +1862,7 @@ static void run_sepfilter5x5_char2short(short out[], const uchar *in[], int widt
         for (; l <= length - nlanes; l += nlanes)
         {
             v_int16 s[buffSize];
-            v_int16 sum;
+            v_int16 sum = vx_setzero_s16();
 
             for (int i = 0; i < kyLen; ++i)
             {