直入正题吧，关于YUYV编码流的官方介绍：http://linuxtv.org/downloads/v4l-dvb-apis/V4L2-PIX-FMT-YUYV.html我们一起看看，YUYV 这种编码In this format each four bytes is two pixels. Each four bytes is two Y's, a Cb and