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Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
color or colour?
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Features of a color:
Brightness (acromatic intensity component)
Hue (dominant wavelength)
Saturation (amount of white light mixed with an hue)
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
65% cones RED
33% cones GREEN
2% cones BLUE
CIE standards:
BLUE 435.8 nm
GREEN 546.1 nm
RED nm
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
x red
y green
z blue
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
0, 51,
102, 153,
204, 255
216
possible
values
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Full (True) colors vs. False colors
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Red: recent materials
Yellow: old sulfur layers
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
Digital Image Processing, 3rd ed.
www.ImageProcessingPlace.com
© 1992–2008 R. C. Gonzalez & R. E. Woods
Gonzalez & Woods
Chapter 6 Color Image Processing
