Match Legacy After Effects Quicktime Gamma Adjustments. Select “blend” from the menu then move the “transparency level” slider to 100%. You animate a mask on a layer that contains interlaced video.
After rendering into a quicktime/h.264 file, open it up in quicktime and select “show movie properties.” highlight the video track then click on the “visual settings” tab. I also did a difference matte comparison between the imported and original element. When adjusting values for different effects, there is a noticeable lag from.5 sec to as long as 10 seconds at times where the mouse freezes, the processor spikes (not maxes but something is.