ITU国际电信联盟：2020年使用客观指标评估视频编码效率实验的工作实践报告（英文版）

This ITU-T Technical Paper provides a description of Bjøntegaard Delta rate (BD-rate) measurement practices for video coding experiments. It provides a concept-level overview of recent practices and provides references to technical papers that describe further details. It provides comments on why some of the choices were made and identifies situations where caution must be taken when interpreting the results.