Davinci video capture interface driverrelated to the content, including I2C, AD chip by the V4L2 video capture content. The following is divided into video capture interface descr iption, I2C and A / D chip, V4L2 capture driver V4L2 application progr

相信初步学习V4L2的同学学习，有助于加深对视频采集原理的理解-I believe students learn V4L2 preliminary study, help to deepen understanding of the principles for video capture