Merge pull request #19319 from TolyaTalamanov:at/introduce-gopaque-garray-for-python

[G-API] Introduce GOpaque and GArray for python

* Introduce GOpaque and GArray for python

* Fix ctor

* Avoid code duplication by using macros

* gapi: move Python-specific files to misc/python

* Fix windows build

Co-authored-by: Alexander Alekhin <alexander.a.alekhin@gmail.com>

modules/python/bindings/CMakeLists.txt

@@ -26,6 +26,12 @@ foreach(m ${OPENCV_PYTHON_MODULES})
       list(APPEND opencv_hdrs "${hdr}")
     endif()
   endforeach()
+
+  # both wrapping and C++ implementation
+  file(GLOB hdr2 ${OPENCV_MODULE_${m}_LOCATION}/misc/python/python_*.hpp)
+  list(APPEND opencv_hdrs ${hdr2})
+  list(APPEND opencv_userdef_hdrs ${hdr2})
+
   file(GLOB hdr ${OPENCV_MODULE_${m}_LOCATION}/misc/python/shadow*.hpp)
   list(APPEND opencv_hdrs ${hdr})
   file(GLOB userdef_hdrs ${OPENCV_MODULE_${m}_LOCATION}/misc/python/pyopencv*.hpp)