adobe premiere pro garbage matte premiere

If the clip acting as the matte is an opaque black-and-white graphic, choose Composite Using: Matte Luma.This sets the clip on V3 to act as the matte. From the Matte pop-up menu, choose Video 3.Open the Effect Controls panel to adjust the Track Matte Key settings.From the Effects panel, select Video Effects > Keying, and drag the Track Matte Key effect onto the clip on V2.Add the track matte clip to the V3 track, directly above both the background and superimposed clips on V1 and V2.This clip will be revealed by the track matte. Edit a clip you want to superimpose on top of the background clip onto V2.Place a background clip on V1 in the Timeline.Using the Track Matte Key effect requires two clips and a matte, each placed on its own track in the Timeline.

The Track Matte Key effect reveals a background clip through another clip, using a third grayscale image as a matte that creates transparent and opaque areas for a superimposed clip. What you learned: Apply the Track Matte Key effect to use the Alpha channel or luminance from pixels in one clip to set opacity for another clip

Adobe premiere pro garbage matte premiere