'**SUMMARY**
The minimum value of my image, and the other image, in each channel
If other is a number, returns the minimum of that and the number
**Parameter**
* *other* - Image of the same size or number
**Returns**
IMAGE'

def min(self, other):

    newbitmap = self.getEmpty()
    if is_number(other):
        cv.MinS(self.getBitmap(), other, newbitmap)
    else:
        if (self.size() != other.size()):
            warnings.warn('Both    images    should    have    same    sizes.    Returning    None.')
            return None
        cv.Min(self.getBitmap(), other.getBitmap(), newbitmap)
    return Image(newbitmap, colorSpace=self._colorSpace)
