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:
  • colorcolors 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:

Wolfram Research (2019), ColorDetect, Wolfram Language function, https://reference.wolfram.com/language/ref/ColorDetect.html.

Text

Wolfram Research (2019), ColorDetect, Wolfram Language function, https://reference.wolfram.com/language/ref/ColorDetect.html.

CMS

Wolfram Language. 2019. "ColorDetect." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/ColorDetect.html.

APA

Wolfram Language. (2019). ColorDetect. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/ColorDetect.html

BibTeX

@misc{reference.wolfram_2023_colordetect, author="Wolfram Research", title="{ColorDetect}", year="2019", howpublished="\url{https://reference.wolfram.com/language/ref/ColorDetect.html}", note=[Accessed: 19-April-2024 ]}

BibLaTeX

@online{reference.wolfram_2023_colordetect, organization={Wolfram Research}, title={ColorDetect}, year={2019}, url={https://reference.wolfram.com/language/ref/ColorDetect.html}, note=[Accessed: 19-April-2024 ]}