saturate and desaturate

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Saturate and Desaturate. Brian Lauer and Brooke Thomas. Original Image. “Saturation” is basically the level of a certain color in an image. More saturation = more intense color. Less saturation = closer to shades of grey. - PowerPoint PPT Presentation

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Saturate and Desaturate

Brian Lauer and Brooke Thomas

Original Image

- “Saturation” is basically the level of a certain color in an image.- More saturation = more intense color. Less saturation = closer to shades of grey.- Saturation and desaturation are useful for correcting color levels in an image.- In GIMP, click “colors” and then “hue-saturation”

-This is the options menu for hue-saturation.-You can select individual colors to change or “master” for all of them at once.-Hue adjusts all of the colors in the image towards one color.-Lightness affects how bright or dark the image is.-Saturation is the level of each color.

Saturation example

Desaturation Example

Review Questions

• How could you use saturation or desaturation to fix red eye in a photo?

• How could you use saturation or desaturation to focus on one part of a picture?

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