Transforming with polynomials

Overview

Polynomial functions apply one or more polynomials to the input image to generate the output image. You can use polynomial functions to apply tone curve adjustments to images.

Topics

Applying a polynomial

• Applying tone curve adjustments to images
• vImagePiecewisePolynomial_Planar8toPlanarF(_:_:_:_:_:_:_:)
• vImagePiecewisePolynomial_PlanarFtoPlanar8(_:_:_:_:_:_:_:)
• vImagePiecewisePolynomial_PlanarF(_:_:_:_:_:_:_:)

Applying a symmetric polynomial

• vImageSymmetricPiecewisePolynomial_PlanarF(_:_:_:_:_:_:_:)

Applying a rational expression

• vImagePiecewiseRational_PlanarF(_:_:_:_:_:_:_:_:_:)

See Also

Applying color transforms to images

• Transforming with lookup tables
• Transforming with matrix multiplication
• Transforming with a gamma function
• Applying a flood fill to an image