From the course: Media Composer 2019 Essential Training: 110 Fundamentals 2

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Viewing the SpectraGraph

Viewing the SpectraGraph - Media Composer Tutorial

From the course: Media Composer 2019 Essential Training: 110 Fundamentals 2

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Viewing the SpectraGraph

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- [Instructor] When working with the SpectraMatte effect we're continuously adjusting a range of colors that are being selected for the purposes of assigning transparency or opacity. If I check this box for the Spectrograph, we're shown a visual representation of that selection. Essentially, we've got highlighted pixels that are included in our foreground image. This region in the middle of the picture is the actual pixels that appear in our foreground. The dark region in the corner is the range of pixels that we've picked out that should be transparent. Again, I'll just resize this. I've reset the effects workspace earlier. I'm going to make this a little larger. In a moment we're going to go through making adjustments to this set of Chroma controls. But you can see if I drag one of these controls, this is the tolerance that expands the range beyond the color that I chose. You can see this expands the dark area in the…

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