T/INFOCA8-2022 移动直播视频用户体验质量（QoE）观 众端评测方法 QualityofExperience(QoE)evaluationmethodformobilelivebroadcast audience 2022年10月31日发布 2022年10月31日实施 中关村现代信息消费应用产业技术联盟发布团 体 标 准ICS33.020 CCSM01 T/INFOCA8-2022 全国团体标准信息平台 T/INFOCA8-2022 目次...........................................................................................................................................1 前言.........................................................................................................................................2 移动直播视频用户体验质量（QoE）观众端评测方法....................................................................1 1范围...................................................................................................................................1 2规范性引用文件................................................................................................................1 3术语和定义、缩略语..........................................................................................................1 3.1术语和定义..............................................................................................................1 3.1缩略语.....................................................................................................................2 4移动直播QoE评估模型架构..............................................................................................3 4.1移动直播评估概述.................................................................................................3 4.2观众端关键体验指标.............................................................................................3 4.3移动直播QoE评估模型架构....................................................................................4 5移动直播质量指标构成.......................................................................................................6 5.1观众端视频质量输入参数.......................................................................................6 5.2观众端音频质量输入参数.......................................................................................7 5.3观众端呈现体验质量输入参数...............................................................................7 5.4观众端交互体验质量输入参数..............................................................................8 5.5观众端QoE模型输出参数.........................................................................................9 6移动直播观众端用户体验评估算法................................................................................10 6.1总体算法综述.........................................................................................................10 6.2四大模块算法综述.................................................................................................10 6.2.1.视听体验..........................................................................................................11 6.2.2.呈现体验..........................................................................................................14 6.2.3.交互体验..........................................................................................................16 附录A（资料性）ITU-TP.1203工作模式..................................................................................17 附录B（资料性）关于PPD计算方法.........................................................................................18 参考文献.......................................................................................................................................20 图1影响直播观众端体验的关键因素....................................................................................4 图2移动直播观众端QoE评估模型架构.................................................................................5 表1观众端视频质量输入参数...............................................................................................6 表2观众端音频质量输入参数I.12........................................................................................7 表3观众端呈现体验质量输入参数.......................................................................................7 表4交互体验质量输入参数I.16............................................................................................8 表5直播观众端QoE评估模型的输出参数..............................