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clarify how to use fisheye::distortPoints

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This commit is contained in:
Pavel Rojtberg 2016-02-24 15:44:32 +01:00
parent 177aef05b6
commit bb605279b6
1 changed files with 4 additions and 0 deletions
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modules/calib3d/include/opencv2/calib3d.hpp
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@ -1802,6 +1802,10 @@ namespace fisheye
@param D Input vector of distortion coefficients \f$(k_1, k_2, k_3, k_4)\f$. @param D Input vector of distortion coefficients \f$(k_1, k_2, k_3, k_4)\f$.
@param alpha The skew coefficient. @param alpha The skew coefficient.
@param distorted Output array of image points, 1xN/Nx1 2-channel, or vector\<Point2f\> . @param distorted Output array of image points, 1xN/Nx1 2-channel, or vector\<Point2f\> .
Note that the function assumes the camera matrix of the undistorted points to be indentity.
This means if you want to transform back points undistorted with undistortPoints() you have to
multiply them with \f$P^{-1}\f$.
*/ */
CV_EXPORTS_W void distortPoints(InputArray undistorted, OutputArray distorted, InputArray K, InputArray D, double alpha = 0); CV_EXPORTS_W void distortPoints(InputArray undistorted, OutputArray distorted, InputArray K, InputArray D, double alpha = 0);