Difference to traditional decoding process, we adopt the method based on a mode of image, that is to say, the image of bar-code collected by the camera is decoded though the arithmetic process.

• 不同于传统译码过程，我们所采用的译码方法是基于图像方式的，是将摄像头采集的条码图像通过一定的算法处理进行译码。