Enable VA only on selected x86/64 platforms

Author: mshabunin

CMakeLists.txt

@@ -395,11 +395,11 @@ OCV_OPTION(WITH_OPENCL_D3D11_NV "Include NVIDIA OpenCL D3D11 support" WITH_DIREC
 OCV_OPTION(WITH_LIBREALSENSE "Include Intel librealsense support" OFF
   VISIBLE_IF NOT WITH_INTELPERC
   VERIFY HAVE_LIBREALSENSE)
-OCV_OPTION(WITH_VA "Include VA support" ON
-  VISIBLE_IF UNIX AND NOT ANDROID
+OCV_OPTION(WITH_VA "Include VA support" (X86_64 OR X86)
+  VISIBLE_IF UNIX AND NOT APPLE AND NOT ANDROID
   VERIFY HAVE_VA)
-OCV_OPTION(WITH_VA_INTEL "Include Intel VA-API/OpenCL support" ON
-  VISIBLE_IF UNIX AND NOT ANDROID
+OCV_OPTION(WITH_VA_INTEL "Include Intel VA-API/OpenCL support" (X86_64 OR X86)
+  VISIBLE_IF UNIX AND NOT APPLE AND NOT ANDROID
   VERIFY HAVE_VA_INTEL)
 OCV_OPTION(WITH_MFX "Include Intel Media SDK support" OFF
   VISIBLE_IF (UNIX AND NOT ANDROID) OR (WIN32 AND NOT WINRT AND NOT MINGW)