Keying out black backgrounds in After Effects is no problem with this quick technique!

1. Adobe After Effects Transparent Background
2. Transparent Background In Adobe After Effects
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Media players do not support transparency. The background will always appear to be black. Import the rendered file into any NLE or back into After Effects and you will see the transparency and be able to measure the values of the alpha channel using the info panel. Mar 27, 2006 Adobe After Effects shows transparency as a black color. So when you import a file, wheter it’s a picture (below the size of the main comp for example, so you see black (tranparency) around) or a video footage that you keyed and you see some black under it, that’s the transparency. I am trying to create an Adobe After Effects composition. I want the composition to be transparent with a blur effect. I want to add this blur effect to be in such a way that upon exporting it to an.avi file, I can add this.avi file to a Sony Vegas Project, and the.avi file will blur any layers underneath it.

Get the latest version of Adobe After Effects CC: this video I will show you how to export transparent background videos in Adobe Aft. In this software tutorial you will learn how to manipulate images in Photoshop to remove the background and then bring that transparent background image into After Effects without loosing the transparency. My files    math and science. The Photoshop section covers the use of the Magnetic Lasso tool and Quick Mask to remove a background. With the image adjusted, you will learn how to import your new image into After Effects.

While it’s always best to get pre-keyed footage, it isn’t necessarily difficult to key out elements on a black background yourself using After Effects. So if you have elements to key out, or you’re simply interested in keying out black backgrounds, follow these quick steps for great results.

Step 1: Prep Your Footage

Before you key your footage, you need to make sure that your clip is a good candidate to have the black pixels removed. Payslip template for microsoft excel: software, free download. Keep in mind that this effect will remove all of the dark pixels in your scene in order of luminance. So, you may need to mask certain areas if your footage needs to have dark elements in it and still be keyed. I recommend adding a levels and curves effect without adjusting anything just yet. These will simply help us tweak the final key once we’re done.

Step 2: Add the Shift Channels Effect

Simply drag and drop the shift channels effect Free download ogv converter open source. onto the layer which you want to be keyed. It should also be noted that this effect works with adjustment layers as well.

Adobe After Effects Transparent Background

Step 3: Take Alpha From Luminance

In the shift channels effect, simply change the “Take Alpha From” checkbox to “Luminance”. You should instantly see your footage keyed out now. If not, make sure you toggle the transparency grid button at the bottom of your composition panel.

Step 4: Tweak Color Values as Needed

Using the levels and curves effects that we mentioned in step one, continue to adjust as needed until you get your key just right. Try different variations of curves and levels before and after the shift channels effect until you get it just right.

This effect can also work for removing a white background if you apply the “Invert” effect before and after the shift channels effect. However, keying out white is much more difficult, as subjects tend to have more white value than dark.

Transparent Background In Adobe After Effects

Want to learn more about working in After Effects? Check out the blog here at RocketStock. It’s dedicated to helping you become a better motion designer.

Have any tips for keying out black backgrounds in After Effects? Share in the comments below.

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Adobe After Effects Transparent Background Free