一、用户对视频体验的需求繁多,且在逐步增强对于视频业务,特别是娱乐视频,“体验”成为用户选择的唯一标准。而体验涉及到视频的方方面面,内容、清晰度、流畅度等等。视频内容是否丰富,满足用户“一站式”的需求;内容更新是否够快,满足用户第一时间观看新片的需求;内容是否个性化,满足用户个性化需求。从黑白电视到彩色电视,从标清到高清,以及现在的4K、未来的4K+、8K、VR、AR等,用户对视频本身的清晰度提出了越来越高 First, users have a great demand for video experience, and are gradually enhancing the video services, especially entertainment video, “experience ” as the only standard for user choice. The experience involves all aspects of the video, content, clarity, fluency and more. Video content is rich, to meet the user “one-stop ” needs; content update is fast enough to meet the user the first time watching the demand for new films; content is personalized to meet the individual needs of users. From black and white TV to color TV, from standard definition to high definition, and now 4K, the future of 4K +, 8K, VR, AR, etc., the user’s definition of the video itself is higher and higher