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)
{
if (cameraMatrix == null)
throw new ArgumentNullException(nameof(cameraMatrix));
cameraMatrix.ThrowIfDisposed();
NativeMethods.calib3d_calibrationMatrixValues_InputArray(cameraMatrix.CvPtr,
imageSize, apertureWidth, apertureHeight, out fovx, out fovy, out focalLength,
out principalPoint, out aspectRatio);
}
/// <summary>