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ColorDistance_CIE94


Module: FoundationPro

Compares two pixels using CIE94 delta E. Assumes RGB color space.

Name Type Range Description
Input value inPixelA Pixel
Input value inPixelB Pixel
Input value inKL Real 0.0 - The luminance weighting factor (best to use 1.0 for graphic arts and 2.0 for textiles)
Input value inKC Real 0.0 - The chroma weighting factor (usually 1.0)
Input value inKH Real 0.0 - The hue weighting factor (usually 1.0)
Input value inK1 Real 0.0 - 1.0 The secondary chroma weighting factor (best to use 0.045 for graphic arts and 0.048 for textiles)
Input value inK2 Real 0.0 - 1.0 The secondary luminance weighting factor (best to use 0.015 for graphic arts and 0.014 for textiles)
Output value outDistance Real

Errors

This filter can throw an exception to report error. Read how to deal with errors in Error Handling.

List of possible exceptions:

Error type Description
RuntimeError Each pixel component must be nonnegative in ColorDistance_CIE94.

Complexity Level

This filter is available on Advanced Complexity Level.

Filter Group

This filter is member of ColorDistance filter group.