preprocessor_eval.py 文件源码

def slant(img):
    # Load the image as a matrix
    """

    :param img:
    :return:
    """
    # Create random slant for data augmentation
    slant_factor = 0 #random.uniform(-0.2, 0.2) #TODO dataug

    # Create Afine transform
    afine_tf = tf.AffineTransform(shear=slant_factor)

    # Apply transform to image data
    img_slanted = tf.warp(img, afine_tf, order=0)
    return img_slanted