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ColorDetect

ColorDetect

ColorDetect[image,cspec]

returns a mask image representing regions in image with colors within the specified color region.

Details

ColorDetect is typically used to specify an image mask, including pixels within the color region.
Possible settings for the color specification cspec include:
color colors near color

ColorsNear[color,d,…] explicit specification of colors near color

Examples

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Basic Examples (1)

Use ColorDetect to compute an image region:

Use the region as an alpha channel:

Scope (3)

Compute the pixels in the color region:

Specify a maximum color distance:

Specify a custom function to compute the distance:

Applications (1)

Perform selective decolorization:

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