message: cmake: WITH_GPHOTO2=OFF by default
diff: @@ -276,7 +276,7 @@ OCV_OPTION(WITH_VA "Include VA support" OFF
  OCV_OPTION(WITH_VA_INTEL "Include Intel VA-API/OpenCL support" OFF IF (UNIX AND NOT ANDROID) )
  OCV_OPTION(WITH_MFX "Include Intel Media SDK support" OFF IF ((UNIX AND NOT ANDROID) OR (WIN32 AND NOT WINRT AND NOT MINGW)) )
  OCV_OPTION(WITH_GDAL "Include GDAL Support" OFF IF (NOT ANDROID AND NOT IOS AND NOT WINRT) )
  -OCV_OPTION(WITH_GPHOTO2 "Include gPhoto2 library support" ON IF (UNIX AND NOT ANDROID AND NOT IOS) )
  +OCV_OPTION(WITH_GPHOTO2 "Include gPhoto2 library support" OFF IF (UNIX AND NOT ANDROID AND NOT IOS) )
  OCV_OPTION(WITH_LAPACK "Include Lapack library support" (NOT CV_DISABLE_OPTIMIZATION) IF (NOT ANDROID AND NOT IOS) )
  OCV_OPTION(WITH_ITT "Include Intel ITT support" ON IF (NOT APPLE_FRAMEWORK) )
  OCV_OPTION(WITH_PROTOBUF "Enable libprotobuf" ON )
  