Nimble::LensCorrection Class Reference

Camera distortion correction. More...

#include <Nimble/LensCorrection.hpp>

Public Member Functions
Nimble::Vector2f	correct (Vector2 loc) const
	Performs barrel distortion correction on the given vector.
const Vector4 &	params () const
	Access the correction parameters The fourth element of the vector is the multiplier that normalizes the calibration, based on the three lens correction parameters. More...
void	setCameraResolution (int w, int h)
	Sets the camera resolution that will be used for camera correction.
void	setIdentity ()
	Set the correction mapping to identity.
void	setParam (int i, float v)
	Sets a single floating value.
void	setParams (float a, float b, float c)
	Sets all the lens correction parameters.
void	setParams (const float *abc)
	Sets all the lens correction parameters.

Detailed Description

Camera distortion correction.

Correct camera lens distortion. Uses simple and fast polynomial correction to transform coordinates in the distorted input image to more ideal coordinates.

The correction is based on camera resolution and a third-order polynomial mapping:

http://www.panotools.info/mediawiki/index.php?title=Lens_correction_model

Author

Tommi Ilmonen

Member Function Documentation

const Vector4& Nimble::LensCorrection::params ( ) const

inline

Access the correction parameters The fourth element of the vector is the multiplier that normalizes the calibration, based on the three lens correction parameters.

Returns

Correction parameters