gather.py 文件源码

def downpic(filename):
    r = requests.get('http://mis.teach.ustc.edu.cn/randomImage.do')
    img_array = np.asarray(bytearray(r.content), dtype=np.uint8)
    img = cv2.imdecode(img_array, -1)
    gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
    final = cv2.threshold(gray, 100, 255, cv2.THRESH_BINARY)[1]
    cells = np.hsplit(final, 4)
    for i in range(4):
        cv2.imwrite(str(filename+i)+'.jpg', cells[i])