apply method
Apply CLAHE.
For further details, please see: https:///docs.opencv.org/master/d6/db6/classcv_1_1CLAHE.html#a4e92e0e427de21be8d1fae8dcd862c5e
Implementation
Mat apply(Mat src, {Mat? dst}) {
dst ??= Mat.empty();
cvRun(() => cffi.CLAHE_Apply(ref, src.ref, dst!.ref));
return dst;
}