'Augmenter body'

def __call__(self, src, label):

    (height, width, _) = src.shape
    pad = self._random_pad_proposal(label, height, width)
    if pad:
        (x, y, w, h, label) = pad
        src = copyMakeBorder(src, y, ((h - y) - height), x, ((w - x) - width), 16, values=self.pad_val)
    return (src, label)
