(It can play the video data in the personal computer on the iphone, ipad, itouch, and perfectly handle the tedious process of transcoding the video playback format of Apple devices [1]. The video on the host (the computer where the video file is located) can be viewed only when there is wifi sharing, or sharing through the server. This is airvideoserver (PC software), you need to download the airvideofree client in the appstore together. Test can be used.)