BlendImg

DESCRIPTION

Computes a blended image by taking a linear combination of two source images according to a constant blending (alpha) value:
output(i,j) = foreground(i,j) * alpha +
background(i,j) * ( 1 - alpha )

INPUTS

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

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

WIDGETS

Port: Blend
Type: Dial
Blending constant.

OUTPUTS

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

KNOWN PROBLEMS

SEE ALSO

BlendAlphaImg, AddImg.
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© The Numerical Algorithms Group Ltd, Oxford UK. 2000