3D Image Crop

Empty space (pixels with 0 value) 제거함수

def cropped_images(images):
    min=np.array(np.nonzero(images)).min(axis=1)
    max=np.array(np.nonzero(images)).max(axis=1)
    return images[min[0]:max[0],min[1]:max[1],min[2]:max[2]]