论文部分内容阅读
近年来,随着数字视音频技术、计算机网络技术的发展,各地电视台纷纷进行节目制作和播出系统的数字化改造。电视节目制作从传统以录放机加字幕机的线性电编的模式,转变到普遍应用非线性编辑系统及非编制作网;节目的播出也从以录像机为主播出信号源、以基带模拟视音频信号传输的方式,逐步转变成硬盘播出服务器为源设备的数字信号播出方式;文稿编辑也逐渐从手写转
In recent years, with the development of digital video and audio technologies and computer network technologies, television stations all over the country have successively digitized programs for production and broadcasting. TV program production from the traditional recording and playback machine subtitling linear electric mode, the shift to the widespread use of non-linear editing systems and non-woven network; program broadcast also from VCR as the main source of broadcast to baseband simulation Video and audio signal transmission, and gradually transformed into a hard disk broadcast server as the source of digital signal broadcast equipment; editing manuscripts also gradually turn from hand to hand