The common thing between all of them is the fact that you can export the video with alpha and it will show up without any black box or border. Using Rotobrush to Roto out objects from a video and placing them inside another video sequence.Using Lower Thirds made in Adobe After effects inside other editing apps: Just export the lower third with alpha and import it inside Adobe Premiere pro.The most common use of alpha channel are as follows: Export it and then import it inside another project and you will be able to use it without any background. Transparent Video is used when you want to place one video on the top of another video or place it inside another project.

The alpha channel holds transparency of any video and if you export your video with the alpha channel then only you will be able to retain transparency in the exported video. Let’s take this picture, for example, the subject is in the focus and the rest of it is the background which we need to remove to lay the footage on top of another video or footage. What is Alpha Channel?Īlpha channel is the transparency part of the video by which we can export a video with a transparent background. We all know about the PNG format for photos but what most of us don’t know that there is a similar concept with videos as well and it is called the Alpha Channel which does similar magic here. Let’s see how you can do that: What is Transparent Video? All you need is a bit of tweaking and you are good to go. To render and export transparent videos using After Effects, you don’t need much effort. If you haven’t checked out our last video guide, you can check it here but this time we are talking about how you can export transparent videos using AfterEeffects. So, the premise is all set for us to produce more editing content. It’s not that hard to export transparent videos in After Effects but it can be a bit tricky choosing from various formats and options.

How to crop a video in after effects