T/UWA 014-2022 超高清视频图像质量 第1部分：主观评价

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

T/UWA014-2022

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

5.13大视角色彩还原.....................................................................................................................................6

6评价方法...........................................................................................................................................................6

6.1评价流程...................................................................................................................................................6

6.2数据处理...................................................................................................................................................7

6.3结果的表达...............................................................................................................................................8

6.4主观评价报告的内容...............................................................................................................................8

附录A（规范性）评价结果的筛选...................................................................................................................9

附录B（规范性）评价项目权重及分值表.....................................................................................................10

I

T/UWA014-2022

前言

本文件按照GB/T1.1-2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定起

草。

本文件是UWA标准《超高清视频图像质量》的第1部分。已经发布了以下部分：

——第1部分：主观评价。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别这些专利的责任。

本文件由世界超高清视频产业联盟提出并归口。

本文件起草单位：中国电子技术标准化