diff -Nuarp opencv-2.4.13.7.orig/cmake/OpenCVConfig.cmake opencv-2.4.13.7/cmake/OpenCVConfig.cmake
--- opencv-2.4.13.7.orig/cmake/OpenCVConfig.cmake	2018-07-02 20:41:56.000000000 +0800
+++ opencv-2.4.13.7/cmake/OpenCVConfig.cmake	2024-06-10 15:05:13.943493559 +0800
@@ -64,12 +64,17 @@ endif()
 if(DEFINED OpenCV_ARCH AND DEFINED OpenCV_RUNTIME)
   # custom overrided values
 elseif(MSVC)
-  if(CMAKE_CL_64)
-    set(OpenCV_ARCH x64)
-    set(OpenCV_TBB_ARCH intel64)
+  # see Modules/CMakeGenericSystem.cmake
+  if("${CMAKE_GENERATOR}" MATCHES "(Win64|IA64)")
+    set(OpenCV_ARCH "x64")
+  elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "(ARM64|arm64)")
+    set(OpenCV_ARCH "ARM64")
+  elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "(ARM|arm)")
+    set(OpenCV_ARCH "ARM")
+  elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
+    set(OpenCV_ARCH "x64")
   else()
     set(OpenCV_ARCH x86)
-    set(OpenCV_TBB_ARCH ia32)
   endif()
   if(MSVC_VERSION EQUAL 1400)
     set(OpenCV_RUNTIME vc8)
diff -Nuarp opencv-2.4.13.7.orig/cmake/OpenCVDetectCXXCompiler.cmake opencv-2.4.13.7/cmake/OpenCVDetectCXXCompiler.cmake
--- opencv-2.4.13.7.orig/cmake/OpenCVDetectCXXCompiler.cmake	2018-07-02 20:41:56.000000000 +0800
+++ opencv-2.4.13.7/cmake/OpenCVDetectCXXCompiler.cmake	2024-06-10 15:05:01.441716441 +0800
@@ -85,11 +85,19 @@ endif()
 if(DEFINED OpenCV_ARCH AND DEFINED OpenCV_RUNTIME)
   # custom overrided values
 elseif(MSVC)
-  if(CMAKE_CL_64)
-    set(OpenCV_ARCH x64)
+  # see Modules/CMakeGenericSystem.cmake
+  if("${CMAKE_GENERATOR}" MATCHES "(Win64|IA64)")
+    set(OpenCV_ARCH "x64")
+  elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "(ARM64|arm64)")
+    set(OpenCV_ARCH "ARM64")
+  elseif("${CMAKE_GENERATOR_PLATFORM}" MATCHES "(ARM|arm)")
+    set(OpenCV_ARCH "ARM")
+  elseif("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
+    set(OpenCV_ARCH "x64")
   else()
     set(OpenCV_ARCH x86)
   endif()
+
   if(MSVC_VERSION EQUAL 1400)
     set(OpenCV_RUNTIME vc8)
   elseif(MSVC_VERSION EQUAL 1500)