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.
[Documentation Home]
© The Numerical Algorithms Group Ltd, Oxford UK. 2000