Adobe after effects render how to#

In addition, an image can include an invisible fourth channel, called an alpha channel, that contains transparency information.Īn alpha channel provides a way to store images and their transparency information in a single file without disturbing the color channels. This is because the website/software is populating the background information as it’s being told that element of the image is transparent.Ĭolor information is contained in three channels: red, green, and blue. See, when you view a PNG on a website or your desktop, you’ll note that the image’s background isn’t always the same color, but the color of the website/photo viewer background. However, as I advanced in my creative career, I came to learn that the white background wasn’t vanishing, it simply wasn’t there to begin with. It amazed me that dragging a PNG file into the software made the white background disappear. What is Alpha Channel? Having an alpha channel will let you use your graphics in more creative ways.īefore I ever touched Photoshop or Premiere Pro, I used PowerPoint for school projects. Everyone knows what it is-even the people who think they don’t. If you’ve never heard of the alpha channel, don’t worry.

Adobe after effects render how to#

How to utilize the Alpha Channel in After Effects. Get the most versatility out of your still image or footage with a transparent background.