转载自:https://blog.csdn.net/loovelj/article/details/81224992
直接写入图片
with open('./test.jpg', 'wb') as f:
f.write(buffer_data) # buffer_data就是图片的二进制数据
转成opencv图片
img_np_arr = np.frombuffer(buffer_data, np.uint8)
image = cv2.imdecode(img_np_arr, cv2.IMREAD_COLOR)
print(image.shape)