js: support setLogLevel() / getLogLevel() calls

modules/core/include/opencv2/core/bindings_utils.hpp

@@ -7,6 +7,7 @@
 
 #include <opencv2/core/async.hpp>
 #include <opencv2/core/detail/async_promise.hpp>
+#include <opencv2/core/utils/logger.hpp>
 
 #include <stdexcept>
 
@@ -144,7 +145,26 @@ AsyncArray testAsyncException()
     return p.getArrayResult();
 }
 
-//! @}
-}} // namespace
+//! @}  // core_utils
+}  // namespace cv::utils
+
+//! @cond IGNORED
+
+CV_WRAP static inline
+int setLogLevel(int level)
+{
+    // NB: Binding generators doesn't work with enums properly yet, so we define separate overload here
+    return cv::utils::logging::setLogLevel((cv::utils::logging::LogLevel)level);
+}
+
+CV_WRAP static inline
+int getLogLevel()
+{
+    return cv::utils::logging::getLogLevel();
+}
+
+//! @endcond IGNORED
+
+} // namespaces cv /  utils
 
 #endif // OPENCV_CORE_BINDINGS_UTILS_HPP

modules/js/generator/CMakeLists.txt

@@ -26,7 +26,9 @@ ocv_list_filterout(opencv_hdrs "modules/cuda.*")
 ocv_list_filterout(opencv_hdrs "modules/cudev")
 ocv_list_filterout(opencv_hdrs "modules/core/.*/hal/")
 ocv_list_filterout(opencv_hdrs "modules/.*/detection_based_tracker.hpp") # Conditional compilation
-ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/.*")
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/*.private.*")
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/instrumentation.hpp")
+ocv_list_filterout(opencv_hdrs "modules/core/include/opencv2/core/utils/trace*")
 
 ocv_update_file("${CMAKE_CURRENT_BINARY_DIR}/headers.txt" "${opencv_hdrs}")
 

platforms/js/opencv_js.config.py

-core = {'': ['absdiff', 'add', 'addWeighted', 'bitwise_and', 'bitwise_not', 'bitwise_or', 'bitwise_xor', 'cartToPolar',\
-             'compare', 'convertScaleAbs', 'copyMakeBorder', 'countNonZero', 'determinant', 'dft', 'divide', 'eigen', \
-             'exp', 'flip', 'getOptimalDFTSize','gemm', 'hconcat', 'inRange', 'invert', 'kmeans', 'log', 'magnitude', \
-             'max', 'mean', 'meanStdDev', 'merge', 'min', 'minMaxLoc', 'mixChannels', 'multiply', 'norm', 'normalize', \
-             'perspectiveTransform', 'polarToCart', 'pow', 'randn', 'randu', 'reduce', 'repeat', 'rotate', 'setIdentity', 'setRNGSeed', \
-             'solve', 'solvePoly', 'split', 'sqrt', 'subtract', 'trace', 'transform', 'transpose', 'vconcat'],
-        'Algorithm': []}
+# Classes and methods whitelist
+
+core = {
+    '': [
+        'absdiff', 'add', 'addWeighted', 'bitwise_and', 'bitwise_not', 'bitwise_or', 'bitwise_xor', 'cartToPolar',
+        'compare', 'convertScaleAbs', 'copyMakeBorder', 'countNonZero', 'determinant', 'dft', 'divide', 'eigen',
+        'exp', 'flip', 'getOptimalDFTSize','gemm', 'hconcat', 'inRange', 'invert', 'kmeans', 'log', 'magnitude',
+        'max', 'mean', 'meanStdDev', 'merge', 'min', 'minMaxLoc', 'mixChannels', 'multiply', 'norm', 'normalize',
+        'perspectiveTransform', 'polarToCart', 'pow', 'randn', 'randu', 'reduce', 'repeat', 'rotate', 'setIdentity', 'setRNGSeed',
+        'solve', 'solvePoly', 'split', 'sqrt', 'subtract', 'trace', 'transform', 'transpose', 'vconcat',
+        'setLogLevel', 'getLogLevel',
+    ],
+    'Algorithm': [],
+}
 
 imgproc = {'': ['Canny', 'GaussianBlur', 'Laplacian', 'HoughLines', 'HoughLinesP', 'HoughCircles', 'Scharr','Sobel', \
                 'adaptiveThreshold','approxPolyDP','arcLength','bilateralFilter','blur','boundingRect','boxFilter',\