a059ea8f1f60de1917f3566e6e523bc698777832,imgaug/augmenters/geometric.py,PiecewiseAffine,_get_transformer,#PiecewiseAffine#Any#Any#Any#Any#Any#,2295

Before Change

        // so we use here (half cell height/width to H/W minus half
        // height/width) instead of (0, H/W)

        nb_rows = max(nb_rows, 2)
        nb_cols = max(nb_cols, 2)

        y = np.linspace(0, augmentable_shape[0], nb_rows)
        x = np.linspace(0, augmentable_shape[1], nb_cols)

After Change

        // (1, HW, 2) => (HW, 2) for H=rows, W=cols
        points_src = np.dstack([yy_src.flat, xx_src.flat])[0]

        any_nonzero = np.any(jitter_img > 0)
        if not any_nonzero:
            return None
        else:
            // Without this, jitter gets changed between different augmentables.
            // TODO if left out, only one test failed -- should be more
            jitter_img = np.copy(jitter_img)

            if self.absolute_scale:
                if image_shape[0] > 0:
                    jitter_img[:, 0] = jitter_img[:, 0] / image_shape[0]

Instances