GY中华人民共和国广播电视和网络视听行业标准GY/T 287—2024代替GY/T 287—2014数字电视信号在发射和二次分配时的编解码技术要求Technical requirements for codecs for emission and secondary distribution for digital television signals（ITU-R BT.1122-3:2019,User requirements for codecs for emission and secondary distribution systems for SDTV, HDTV, UHDTV and HDR-...
