opencv: fix build

Author: T-Dynamos

pythonforandroid/recipes/opencv/__init__.py

@@ -15,7 +15,7 @@ class OpenCVRecipe(NDKRecipe):
         build of most of the libraries of the opencv's package, so we can
         process images, videos, objects, photos...
     '''
-    version = '4.5.1'
+    version = '4.12.0'
     url = 'https://github.com/opencv/opencv/archive/{version}.zip'
     depends = ['numpy']
     patches = ['patches/p4a_build.patch']
@@ -68,8 +68,9 @@ def build_arch(self, arch):
             python_link_version = self.ctx.python_recipe.link_version
             python_library = join(python_link_root,
                                   'libpython{}.so'.format(python_link_version))
-            python_include_numpy = join(python_site_packages,
-                                        'numpy', 'core', 'include')
+            python_include_numpy = join(
+                self.ctx.get_python_install_dir(arch.arch), "numpy/_core/include",
+            )
 
             shprint(sh.cmake,
                     '-DP4A=ON',