_mid_point 669 Magick++/lib/Magick++/STL.h double _mid_point; _mid_point 687 Magick++/lib/Magick++/STL.h double _mid_point; _mid_point 641 Magick++/lib/STL.cpp image_.level( _black_point, _white_point, _mid_point ); _mid_point 657 Magick++/lib/STL.cpp image_.levelChannel( _channel, _black_point, _white_point, _mid_point );