MagickCompositeImageChannel 1966 wand/magick-image.c status=MagickCompositeImageChannel(wand,DefaultChannels,composite_wand, MagickCompositeImageChannel 118 wand/magick-image.h MagickCompositeImageChannel(MagickWand *,const ChannelType,const MagickWand *, const CompositeOperator,const ssize_t,const ssize_t),