世界超高清视频产业联盟标准 T/UWA014-2022 超高清视频图像质量第1部分：主观评价 Picturequalityforultra-highdefinitionvideo——Part1：Subjectiveassessment 2022-03-30发布 2022-03-30实施 世界超高清视频产业联盟 全国团体标准信息平台 全国团体标准信息平台 全国团体标准信息平台 全国团体标准信息平台 T/UWA014-2022 I目次 前言.....................................................................................................................................................................III 引言......................................................................................................................................................................V 1范围...................................................................................................................................................................1 2规范性引用文件...............................................................................................................................................1 3术语和定义.......................................................................................................................................................1 4主观评价要求...................................................................................................................................................1 4.1测试条件...................................................................................................................................................1 4.2信号源.......................................................................................................................................................2 4.3测试素材选择...........................................................................................................................................2 4.4评价人员...................................................................................................................................................3 4.5评价方法...................................................................................................................................................3 5测试与评价.......................................................................................................................................................5 5.1清晰度.......................................................................................................................................................5 5.2图像噪声...................................................................................................................................................5 5.3白平衡.......................................................................................................................................................5 5.4灰阶表现...................................................................................................................................................5 5.5色彩饱和度...............................................................................................................................................5 5.6色彩准确性...............................................................................................................................................5 5.7图像对比度...............................................................................................................................................6 5.8运动效果...................................................................................................................................................6 5.9区域控光效果...........................................................................................................................................6 5.10拖尾拖色.................................................................................................................................................6 5.11残影.........................................................................................................................................................6 5.12字幕效果.................................................................................................................................................6 5.1