From the course: Digital Media Foundations

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How bit depth mixes with color channels

How bit depth mixes with color channels

From the course: Digital Media Foundations

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How bit depth mixes with color channels

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- [Narrator] Now that we know the way light is stored as a number using bit depth, we can begin to think about color. Actually, working with color is only slightly more complex than working with, a single, monochrome light or dark pixel. When we speak of color, we are actually speaking of color channels, and these are a little like audio channels. Cameras sometimes capture only the brightness of an image but they generally capture red green and blue lights separately. There are few ways of approaching this but I want to focus on RGB which is the red, green, and blue light. RGB is three numbers that represent the amount of red, green, or blue a pixel has. The system that records color information, Is only a tiny bit more complex than measuring the light information using bits as we did in the previous lesson. The difference is that the information is used to record different colors. Each color is described as a channel. Think of a channel as a single signal carrying one kind of…

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