The Application Of Video On Demand An Appointment In Radio Andtelevision

In the 21 st century is an age of the Intemet.The advent of the era of the Internet makes people on TV to watch the way quietly changed.Traditional model is based on one-way transmission of TV programs is given priority to, the user which TV show to watch only to choose from the television program, small range of choice. With the rapid development of Internet, all kinds of video player and the popularity of household intelligent box, cause the loss of traditional user to watch TV time year after year. In order to solve the crisis facing the traditional TV industry and to make full use of radio and television high-quality video images, video on demand system is put forward and combines traditional TV programs.The combination of the broadcasting and TV mode of video on demand, give full play of the diversity of the video option flexibility and high quality video images with the combination of two-way advantages. Video on demand system based on client booking smart TV browser, greatly convenient for middle-aged and old people often do not use the computer, radio, film and television hit TV show convergence reference for on-demand programmes to choose.The design of video on demand an appointment system compared with other video on demand system to increase the function of the reservation request, when the number to minimize the number of on-demand playback to collective play video, such a design change the common video on demand system one of the main disadvantages is the video on demand of only one person also must send a for its resources, the greatest degree of saving network bandwidth utilization so as to improve the transmission efficiency. So the appointment of a one-way transmission of the vod system has become the low selectivity of radio, film and television users and can realize fully the radio and television the transition between the link of video on demand.The design and implementation of video on demand an appointment system is developed based on B/S structure, the system mainly includes two parts of the client and server.Client implementation environment positioning on the smart TV browser, mainly provide to make an appointment on demand video users, system based on the design of HTML language, using div+CSS in the form of a whole page layout. Such a design support browser backward compatibility, due to the difference of smart TV brand for the use of different browsers can be good for both.The separation of content and style make web site overall layout is concise and organized, so as to ensure the quality of the page.Server-side mainly provide for the use of radio, film and television, the system USES a combination of MySQL and PHP.On the combination of both in performance and safety is of high reliability and practicability.