key cut meaning in English

基本挖掘

The key cut signal determines the shape of the key effect
键切割信号决定键效果的形状。
A key effect in which a single video signal serves as both the key cut and key fill
一个单独的视频信号既作为键切割信号,又作为键填充信号的键效果。
Key cut and key fill signals are involved , though in some cases the same signal may be used for both ( self key )
键切割和键填充信号是相关的，在某些情况下这两种信号可以是同一个（自键）。
In key effects , the key cut signal is used to specify where to cut a hole in the background that will be filled with the key fill video
在键效果中，键切割信号被用来指定将背景图像中哪里抠出一个空洞并被键填充信号填充。
A key mode which allows use of a wipe pattern generator to prevent some undesirable portions of the key cut signal from cutting holes in the background video
一种键模式，它允许使用划像图案产生器来避免背景图像的切割空洞中某些键切割信号不合需要的部分。