| public static cvEigenProjection ( IntPtr inputVecs, float coeffs, IntPtr avg, IntPtr proj ) : void | ||
| inputVecs | IntPtr | Pointer to either an array of IplImage input objects or to a callback function, depending on io_flags |
| coeffs | float | Previously calculated decomposition coefficients |
| avg | IntPtr | Average vector |
| proj | IntPtr | Projection to the eigen sub-space |
| Результат | void | |
/// <summary>
/// Given the eigen value, reconstruct the projected image
/// </summary>
/// <param name="eigenValue">The eigen values</param>
/// <returns>The projected image</returns>
public Image <Gray, byte> EigenProjection(float[] eigenValue)
{
Image <Gray, byte> res = new Image <Gray, byte>(AverageImage.Width, AverageImage.Height);
var inputVecs = Array.ConvertAll(EigenImages, (Image <Gray, float> img) => img.Ptr);
CvInvoke.cvEigenProjection(inputVecs, eigenValue, AverageImage.Ptr, res.Ptr);
return(res);
}
/// <summary>
/// Given the eigen value, reconstruct the projected image
/// </summary>
/// <param name="eigenValue">The eigen values</param>
/// <returns>The projected image</returns>
public Image <Gray, Byte> EigenProjection(float[] eigenValue)
{
Image <Gray, Byte> res = new Image <Gray, byte>(_avgImage.Width, _avgImage.Height);
CvInvoke.cvEigenProjection(
Array.ConvertAll <Image <Gray, Single>, IntPtr>(_eigenImages, delegate(Image <Gray, Single> img) { return(img.Ptr); }),
eigenValue,
_avgImage.Ptr,
res.Ptr);
return(res);
}
/// <summary>
/// Calculates an object projection to the eigen sub-space or, in other words, restores an object using previously calculated eigen objects basis, averaged object, and decomposition coefficients of the restored object.
/// </summary>
/// <param name="inputVecs">Pointer to either an array of IplImage input objects or to a callback function, depending on io_flags</param>
/// <param name="coeffs">Previously calculated decomposition coefficients</param>
/// <param name="avg">Average vector</param>
/// <param name="proj">Projection to the eigen sub-space</param>
public static void cvEigenProjection(
IntPtr[] inputVecs,
float[] coeffs,
IntPtr avg,
IntPtr proj)
{
CvInvoke.cvEigenProjection(
inputVecs,
inputVecs.Length,
CvEnum.EIGOBJ_TYPE.CV_EIGOBJ_NO_CALLBACK,
IntPtr.Zero,
coeffs,
avg,
proj);
}
