Merge remote-tracking branch 'upstream/3.4' into merge-3.4

cmake/OpenCVDetectCXXCompiler.cmake

@@ -83,6 +83,7 @@ if(WIN32 AND CV_GCC)
   endif()
 endif()
 
+message(STATUS "Detected processor: ${CMAKE_SYSTEM_PROCESSOR}")
 if(MSVC64 OR MINGW64)
   set(X86_64 1)
 elseif(MINGW OR (MSVC AND NOT CMAKE_CROSSCOMPILING))
@@ -101,11 +102,17 @@ elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^(powerpc|ppc)64")
   set(PPC64 1)
 endif()
 
-# Workaround for 32-bit operating systems on 64-bit x86_64 processor
-if(X86_64 AND CMAKE_SIZEOF_VOID_P EQUAL 4 AND NOT FORCE_X86_64)
-  message(STATUS "sizeof(void) = 4 on x86 / x86_64 processor. Assume 32-bit compilation mode (X86=1)")
-  unset(X86_64)
-  set(X86 1)
+# Workaround for 32-bit operating systems on x86_64/aarch64 processor
+if(CMAKE_SIZEOF_VOID_P EQUAL 4 AND NOT FORCE_X86_64)
+  message(STATUS "sizeof(void) = 4 on 64 bit processor. Assume 32-bit compilation mode")
+  if (X86_64)
+    unset(X86_64)
+    set(X86 1)
+  endif()
+  if (AARCH64)
+    unset(AARCH64)
+    set(ARM 1)
+  endif()
 endif()
 
 # Similar code exists in OpenCVConfig.cmake

modules/core/include/opencv2/core/private.hpp

@@ -709,10 +709,10 @@ CV_EXPORTS InstrNode*   getCurrentNode();
 #endif
 
 // Instrument region
-#define CV_INSTRUMENT_REGION_META(NAME, ALWAYS_EXPAND, TYPE, IMPL)        ::cv::instr::IntrumentationRegion __instr_region__(NAME, __FILE__, __LINE__, CV_INSTRUMENT_GET_RETURN_ADDRESS, ALWAYS_EXPAND, TYPE, IMPL);
+#define CV_INSTRUMENT_REGION_META(NAME, ALWAYS_EXPAND, TYPE, IMPL)        ::cv::instr::IntrumentationRegion  CVAUX_CONCAT(__instr_region__, __LINE__) (NAME, __FILE__, __LINE__, CV_INSTRUMENT_GET_RETURN_ADDRESS, ALWAYS_EXPAND, TYPE, IMPL);
 #define CV_INSTRUMENT_REGION_CUSTOM_META(NAME, ALWAYS_EXPAND, TYPE, IMPL)\
-    void *__curr_address__ = [&]() {return CV_INSTRUMENT_GET_RETURN_ADDRESS;}();\
-    ::cv::instr::IntrumentationRegion __instr_region__(NAME, __FILE__, __LINE__, __curr_address__, false, ::cv::instr::TYPE_GENERAL, ::cv::instr::IMPL_PLAIN);
+    void *CVAUX_CONCAT(__curr_address__, __LINE__) = [&]() {return CV_INSTRUMENT_GET_RETURN_ADDRESS;}();\
+    ::cv::instr::IntrumentationRegion CVAUX_CONCAT(__instr_region__, __LINE__) (NAME, __FILE__, __LINE__, CVAUX_CONCAT(__curr_address__, __LINE__), false, ::cv::instr::TYPE_GENERAL, ::cv::instr::IMPL_PLAIN);
 // Instrument functions with non-void return type
 #define CV_INSTRUMENT_FUN_RT_META(TYPE, IMPL, ERROR_COND, FUN, ...) ([&]()\
 {\

modules/dnn/src/op_inf_engine.cpp

@@ -461,6 +461,12 @@ void InfEngineBackendNet::initPlugin(InferenceEngine::ICNNNetwork& net)
                 CV_LOG_WARNING(NULL, "DNN-IE: Can't load extension plugin (extra layers for some networks). Specify path via OPENCV_DNN_IE_EXTRA_PLUGIN_PATH parameter");
             }
             // Some of networks can work without a library of extra layers.
+#ifndef _WIN32
+            // Limit the number of CPU threads.
+            enginePtr->SetConfig({{
+                InferenceEngine::PluginConfigParams::KEY_CPU_THREADS_NUM, format("%d", getNumThreads()),
+            }}, 0);
+#endif
         }
         plugin = InferenceEngine::InferencePlugin(enginePtr);
 
@@ -477,7 +483,7 @@ bool InfEngineBackendNet::isInitialized()
     return (bool)enginePtr;
 }
 
-void InfEngineBackendNet::addBlobs(const std::vector<Ptr<BackendWrapper> >& ptrs)
+void InfEngineBackendNet::addBlobs(const std::vector<cv::Ptr<BackendWrapper> >& ptrs)
 {
     auto wrappers = infEngineWrappers(ptrs);
     for (const auto& wrapper : wrappers)

modules/dnn/src/op_inf_engine.hpp

@@ -38,7 +38,16 @@
 #pragma GCC diagnostic ignored "-Wsuggest-override"
 #endif
 
-#if defined(__GNUC__) && INF_ENGINE_VER_MAJOR_LE(INF_ENGINE_RELEASE_2019R1)
+//#define INFERENCE_ENGINE_DEPRECATED  // turn off deprecation warnings from IE
+//there is no way to suppress warnigns from IE only at this moment, so we are forced to suppress warnings globally
+#if defined(__GNUC__)
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+#ifdef _MSC_VER
+#pragma warning(disable: 4996)  // was declared deprecated
+#endif
+
+#if defined(__GNUC__)
 #pragma GCC visibility push(default)
 #endif
 
@@ -46,7 +55,7 @@
 
 #include <ie_builders.hpp>
 
-#if defined(__GNUC__) && INF_ENGINE_VER_MAJOR_LE(INF_ENGINE_RELEASE_2019R1)
+#if defined(__GNUC__)
 #pragma GCC visibility pop
 #endif
 
@@ -84,7 +93,7 @@ public:
 
     void initPlugin(InferenceEngine::ICNNNetwork& net);
 
-    void addBlobs(const std::vector<Ptr<BackendWrapper> >& ptrs);
+    void addBlobs(const std::vector<cv::Ptr<BackendWrapper> >& ptrs);
 
 private:
     InferenceEngine::Builder::Network netBuilder;

samples/dnn/js_face_recognition.html

@@ -12,7 +12,7 @@ var persons = {};
 
 //! [Run face detection model]
 function detectFaces(img) {
-  var blob = cv.blobFromImage(img, 1, {width: 128, height: 96}, [104, 177, 123, 0], false, false);
+  var blob = cv.blobFromImage(img, 1, {width: 192, height: 144}, [104, 117, 123, 0], false, false);
   netDet.setInput(blob);
   var out = netDet.forward();
 
@@ -186,16 +186,11 @@ function main() {
 
   document.getElementById('startStopButton').disabled = false;
 };
-
-// Load opencv.js
-cv['onRuntimeInitialized']=()=>{
-  main();
-};
 </script>
 
 </head>
 
-<body>
+<body onload="cv['onRuntimeInitialized']=()=>{ main() }">
   <button id="startStopButton" type="button" disabled="true">Start</button>
   <div id="status"></div>
   <canvas id="output" width=640 height=480 style="max-width: 100%"></canvas>