Add ocl version of filter2D to the module img_proc
Fix build errors on Linux system
Fix build errors on Linux system
more strict checks outside ROI
added cv::Laplacian, cv::Sobel, cv::Scharr, cv::GaussianBlur to T-API
Fix problems with border extrapolation in kernel. Add Isolated/Nonisolated borders.
Fix error in test
fixed facedetect sample
Merge pull request #1958 from vbystricky:ocl_filter2D
Merge pull request #1973 from ilya-lavrenov:ocl_haar_sample
Merge pull request #1971 from ilya-lavrenov:tapi_laplacian
Merge pull request #1970 from ilya-lavrenov:tapi_checks
fixed kernel compilation of cv::min, cv::max for CV_64F
OCL: including FAST feature detector.
Merge pull request #1978 from ilya-lavrenov:ocl_min_max
OCL: included sqrt matrix operation.
Merge pull request #1889 from alalek:ocl_core_dynamic_runtime
Merge pull request #1979 from pentschev:ocl_arithm_sqrt_master
Merge pull request #1954 from pentschev:ocl_features2d_fast_master
cmake: detect Direct 3D 11