Merge pull request #21182 from mshabunin:split-cv2cpp

Split cv2.cpp

* split cv2.cpp: util, numpy

* split cv2.cpp: convert

* split cv2.cpp: highgui, more utils

* split cv2.cpp: fix numpy import

modules/python/src2/cv2.hpp

@@ -0,0 +1,55 @@
+#ifndef CV2_HPP
+#define CV2_HPP
+
+//warning number '5033' not a valid compiler warning in vc12
+#if defined(_MSC_VER) && (_MSC_VER > 1800)
+// eliminating duplicated round() declaration
+#define HAVE_ROUND 1
+#pragma warning(push)
+#pragma warning(disable:5033)  // 'register' is no longer a supported storage class
+#endif
+
+// #define CVPY_DYNAMIC_INIT
+// #define Py_DEBUG
+
+#if defined(CVPY_DYNAMIC_INIT) && !defined(Py_DEBUG)
+#   define Py_LIMITED_API 0x03030000
+#endif
+
+#include <cmath>
+#include <Python.h>
+#include <limits>
+
+#if PY_MAJOR_VERSION < 3
+#undef CVPY_DYNAMIC_INIT
+#else
+#define CV_PYTHON_3 1
+#endif
+
+#if defined(_MSC_VER) && (_MSC_VER > 1800)
+#pragma warning(pop)
+#endif
+
+#define MODULESTR "cv2"
+#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION
+
+#include <numpy/ndarrayobject.h>
+
+#include "pycompat.hpp"
+
+class ArgInfo
+{
+public:
+    const char* name;
+    bool outputarg;
+    // more fields may be added if necessary
+
+    ArgInfo(const char* name_, bool outputarg_) : name(name_), outputarg(outputarg_) {}
+
+private:
+    ArgInfo(const ArgInfo&) = delete;
+    ArgInfo& operator=(const ArgInfo&) = delete;
+};
+
+
+#endif // CV2_HPP