copyTo function
CopyTo
https://docs.opencv.org/4.x/d2/de8/group__core__array.html#ga931a49489330f998452fc53e96e1719a
Implementation
Mat copyTo(InputArray src, InputArray dst, {InputArray? mask}) {
mask ??= Mat.empty();
cvRun(() => ccore.cv_copyTo(src.ref, dst.ref, mask!.ref, ffi.nullptr));
return dst;
}