MagickUnsharpMaskImageChannel 12895 wand/magick-image.c   status=MagickUnsharpMaskImageChannel(wand,DefaultChannels,radius,sigma,
MagickUnsharpMaskImageChannel  371 wand/magick-image.h   MagickUnsharpMaskImageChannel(MagickWand *,const ChannelType,const double,