行业标准：GY∕T 283-2014 高标清混合制播图像幅型比变换规范.pdf

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1、GY中华人民共和国广播电影电视行业标准GY/T283—2014高标清混合制播图像幅型比变换规范SpecificationofaspectratioconversionforHDTV/SDTVhybridproductionandbroadcasting2014-12-03发布2014-12-03实施国家新闻出版广电总局发布GY/T283—2014目次前言................................................................................II1范围....................

2、..........................................................12规范性引用文件....................................................................13术语、定义和缩略语................................................................13.1术语和定义................................................................

3、....13.2缩略语........................................................................24AFD编码规范.......................................................................25节目选用的AFD值及上下变换模式....................................................35.1概述............................................

4、..............................35.2标清节目上变换模式............................................................35.3高清节目下变换模式............................................................45.4标清上变换后再下变换..........................................................56HD-SDI/SD-SDI信号中AFD信息的嵌入.........

5、........................................66.1概述..........................................................................66.2包含AFD的辅助数据包..........................................................66.3AFD信息的插入位置.............................................................77MXF媒体文件AFD信息的

6、嵌入.........................................................87.1概述..........................................................................87.2基于MXF文件头部元数据的嵌入方式..............................................87.3基于MXF文件辅助数据包的嵌入方式..............................................8附录A（规范性附录

7、）SMPTE2016-1-2007中的AFD编码定义..............................10附录B（规范性附录）SMPTE377-1-2011中AFD的定义...................................13附录C（规范性附录）SMPTE436M-2006中ANC帧元素的KLV定义..........................14附录D（资料性附录）实施建议.........................................................16IGY/T283—2014前言本标准

8、按照GB/T1.1-2009给出的规则