method MagickImage.prototype.brightnessContrastimport { MagickImage } from "https://deno.land/x/imagemagick_deno@0.0.19/src/magick-image.ts"; brightnessContrast(brightness: Percentage, contrast: Percentage): voidbrightnessContrast(brightness: Percentage,contrast: Percentage,channels: Channels,): voidParametersbrightness: Percentagecontrast: PercentageReturnsvoidParametersbrightness: Percentagecontrast: Percentagechannels: ChannelsReturnsvoid