How to change the sky background in a video with After Effects

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Craig Zacker
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But first, we will explain in more detail what After Effects is so that later you can benefit from all the wonders this program offers you. In fact, the use of this program has become so popular today that it is even used in productions film.

So, when you finish reading this article and manage to change the sky background in a video with After Effects, you will realize that it will look like a video made by a real professional.

Cos’è After Effects?

After Effects is an Adobe program which uses audiovisual design software to enhance the appearance of images in a video. This program contains a large number of filters and effects that will give you the opportunity to make thousands of creations on your videos.

So, as we mentioned at the beginning of this post, it is one of the most used programs in film productions, including Iron Man, Stranger Things, among others. With this in mind, below, you will know the benefits of using After Effects, in your videos:

  • You will be able to create anything you want in the video, thanks to the fact that it has a tool with which you can program different cameras that shoot the video in different positions as if you were in a studio.
  • It allows you to embed 3D elements in the video and orient them the way you want.
  • It is compatible with other Adobe programs, so you can incorporate changes made with Photoshop, Illustrator, among others.
  • Thanks to his variety of filters, you can change color, add backgrounds and even cut images from the video.
  • It has a tool called flash, with which you can add animations.
  • It also allows you to add text with effects to your videos if you want.
  • Last but not least, it will give your videos one unmatched quality and most importantly, they will look very natural.

As you will see, there are many benefits that After Effects offers you, therefore, by learning how to use it, you will be able to create all kinds of effects in your videos. However, in this particular case you will learn how to change the sky background in a video, for this read the next point.

Steps to change the sky background in a video with After Effects

Now that you know what After Effects is, we'll show you the steps to change the sky background in a video:

  • Download and install After Effects from its official website.
  • Go into After Effects and import the video you want to use.
  • Once the video has been imported you will need to create a composition, to do so go to "Panel and project" and drag the video to the "Composition" option.
  • Now select the part of the video that shows the sky background you want to change.
  • Once selected, you need to track the movement of the horizon, for this click on “Tracker” located in the right sidebar of the screen.
  • From the options that appear, select "Follow the movement".
  • A box with a point will appear, you need to select it and take it to the place where you want it to be drawn.
  • After selecting the area to track, click "Play Forward".
  • Next, it is necessary to create a null object to print the movement, for this select “Layer”.
  • From the options that appear, mark "New" and then "Null".
  • Now select "Tracker", then "Change destination" and click "Null".
  • Select “OK” and then “Apply.
  • A box will appear where they will indicate the size in which it will be applied and you will need to check “Accept”.
  • Now, click "Panel and project" and drag the sky background you want to add to “Composition.
  • Place the sky image in the corresponding place and connect it with the “Null”, just click on “Spiral pickwick” and that's it.

By following these steps, you can change the sky background in a video with After Effects, in seconds. There are also other alternatives to edit a video in Windows Movie Maker. You may also be interested in learning about this topic: How to Create an Animated Smoke or Haze Effect in Photoshop.

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