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ColorSeparate

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ColorSeparate[image]
gives a list of single-channel images corresponding to each of the color channels in image.
ColorSeparate
gives a list of images corresponding to the components of colorspace.
MORE INFORMATION
  • ColorSeparate works with images containing any number of color channels.
  • The following color space specifications can be given:
"Grayscale","Gray","Intensity"graylevel intensity
"RGB"red, green, blue
"RGBA"red, green, blue, alpha
"CMYK"cyan, magenta, yellow, black
"Cyan","Magenta","Yellow","Black"cyan, magenta, yellow, black
"HSB"hue, saturation, brightness
"Red","Green","Blue"red, green, or blue channel
"Hue"hue
"Saturation"saturation
"Brightness"brightness
"Mean"mean of all channels
"Alpha"alpha channel
EXAMPLESCLOSE ALL
Basic Examples   (2)
Separate an RGB image into three channels:
Separate the channels of an HSB image:
Separate an RGB image into three channels:
In[1]:=
Click for copyable input
Out[1]=
In[2]:=
Click for copyable input
 
Separate the channels of an HSB image:
In[1]:=
Click for copyable input
Out[1]=
Scope   (2)
Extract the blue channel:
Extract HSB channels from an RGB image:
Applications   (1)
Extract red objects by subtracting the blue and green color planes from the red color plane:
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