method MagickImage.prototype.contrastStretchimport { MagickImage } from "https://dotland.deno.dev/x/lume@v1.14.1/deps/imagick.ts"; contrastStretch(blackPoint: Percentage): voidcontrastStretch(blackPoint: Percentage, whitePoint: Percentage): voidParametersblackPoint: PercentageReturnsvoidParametersblackPoint: PercentagewhitePoint: PercentageReturnsvoid