If there are multiple spaces that have essentially identical scores, our usual preference is to send 4:2:2 to the display as a default, just because it matches the format used by most processing chips, and is therefore less likely to undergo extra conversions in the display. 如果有多个空间具有基本相同的分数,我们通常首选将 4:2:2 作为默认发送到显示器,只是因为它匹配大多数处理芯片使用的格式,因此不太可能进行额外的转换在显示中。 http://spearsandmunsil.com/portfolio-item/choosing-a-color-space-3/