LogImg

DESCRIPTION

Computes the pointwise logarithm of an image.
Img_Out(i,j) = log( Base, Img_In(i,j))
If Base is 0, the natural log, e=2.71828..., is used.

INPUTS

Port: Img In
Type: Lattice
Constraints: 1..3-D
Source image.

WIDGETS

Port: Base
Type: Slider
Base of logarithm.

OUTPUTS

Port: Img Out
Type: Lattice
Constraints: 1..3-D
Logarithm image.

KNOWN PROBLEMS

SEE ALSO

ExpImg, PowerImg.
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© The Numerical Algorithms Group Ltd, Oxford UK. 2000