From the course: Advanced Affinity Photo for Desktop

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Noise removal using stacks

Noise removal using stacks - Affinity Photo Tutorial

From the course: Advanced Affinity Photo for Desktop

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Noise removal using stacks

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- [Instructor] Here's a picture of a piece of art work that I took with my iPhone. It was in a rather poorly lit location. When we zoom in, you can see there's a lot of noise in the background. And you can see that especially around this screw that holds it to the wall. Affinity Photo offers a fix for this in the form of stacks. And it works by taking several pictures of the same scene and then averaging out the noise. Go to the file menu and choose new stack. And this dialogue appears. Click the add button, and select all of the images that you've taken of the same scene. Here are all the thumbnails. We'll choose automatically align images, because the camera may have moved slightly between takes. Click the OK button and it loads them all up and builds them into a stack. When we zoom in, we can see that all that noise in the background disappeared. But we're still left with the fine surface detail in the artwork. If we pop open the stack, we can select all but one of the images and…

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