computes several useful camera characteristics from the camera matrix, camera frame resolution and the physical sensor size.
            
Namespace: OpenCvSharp.CPlusPlus
Assembly: OpenCvSharp.CPlusPlus (in OpenCvSharp.CPlusPlus.dll) Version: 1.0.0.0 (1.0.0.0)
Syntax
public static void CalibrationMatrixValues( InputArray cameraMatrix, Size imageSize, double apertureWidth, double apertureHeight, out double fovx, out double fovy, out double focalLength, out Point2d principalPoint, out double aspectRatio )
Parameters
- cameraMatrix
 - Type: OpenCvSharp.CPlusPlusInputArray
Input camera matrix that can be estimated by calibrateCamera() or stereoCalibrate() . - imageSize
 - Type: OpenCvSharp.CPlusPlusSize
Input image size in pixels. - apertureWidth
 - Type: SystemDouble
Physical width of the sensor. - apertureHeight
 - Type: SystemDouble
Physical height of the sensor. - fovx
 - Type: SystemDouble
Output field of view in degrees along the horizontal sensor axis. - fovy
 - Type: SystemDouble
Output field of view in degrees along the vertical sensor axis. - focalLength
 - Type: SystemDouble
Focal length of the lens in mm. - principalPoint
 - Type: OpenCvSharp.CPlusPlusPoint2d
Principal point in pixels. - aspectRatio
 - Type: SystemDouble
fy / fx 
See Also