Method mul

ultralytics/utils/instance.py:94–106

Args: scale (tuple | list | int): the scale for four coords.

(self, scale)

    #     self.normalized = True

    def mul(self, scale):
        """
        Args:
            scale (tuple | list | int): the scale for four coords.
        """
        if isinstance(scale, Number):
            scale = to_4tuple(scale)
        assert isinstance(scale, (tuple, list))
        assert len(scale) == 4
        self.bboxes[:, 0] *= scale[0]
        self.bboxes[:, 1] *= scale[1]
        self.bboxes[:, 2] *= scale[2]
        self.bboxes[:, 3] *= scale[3]

    def add(self, offset):
        """