/// <summary>
/// image average relative error.
/// </summary>
/// <param name="src2">2nd source image</param>
/// <param name="pError">Pointer to the computed error.</param>
/// <param name="buffer">Pointer to the user-allocated scratch buffer required for the AverageRelativeError operation.</param>
/// <param name="nppStreamCtx">NPP stream context.</param>
public void AverageRelativeError(NPPImage_16sC2 src2, CudaDeviceVariable <double> pError, CudaDeviceVariable <byte> buffer, NppStreamContext nppStreamCtx)
{
int bufferSize = AverageRelativeErrorGetBufferHostSize(nppStreamCtx);
if (bufferSize > buffer.Size)
{
throw new NPPException("Provided buffer is too small.");
}
status = NPPNativeMethods_Ctx.NPPi.AverageRelativeError.nppiAverageRelativeError_16s_C2R_Ctx(_devPtrRoi, _pitch, src2.DevicePointerRoi, src2.Pitch, _sizeRoi, pError.DevicePointer, buffer.DevicePointer, nppStreamCtx);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiAverageRelativeError_16s_C2R_Ctx", status));
NPPException.CheckNppStatus(status, this);
}
/// <summary>
/// An input color twist matrix with floating-point pixel values is applied
/// within ROI.
/// </summary>
/// <param name="dest">Destination image</param>
/// <param name="twistMatrix">The color twist matrix with floating-point pixel values [3,4].</param>
/// <param name="nppStreamCtx">NPP stream context.</param>
public void ColorTwist(NPPImage_16sC2 dest, float[,] twistMatrix, NppStreamContext nppStreamCtx)
{
status = NPPNativeMethods_Ctx.NPPi.ColorProcessing.nppiColorTwist32f_16s_C2R_Ctx(_devPtrRoi, _pitch, dest.DevicePointerRoi, dest.Pitch, _sizeRoi, twistMatrix, nppStreamCtx);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiColorTwist32f_16s_C2R_Ctx", status));
NPPException.CheckNppStatus(status, this);
}
/// <summary>
/// image maximum relative error. User buffer is internally allocated and freed.
/// </summary>
/// <param name="src2">2nd source image</param>
/// <param name="pError">Pointer to the computed error.</param>
/// <param name="nppStreamCtx">NPP stream context.</param>
public void MaximumRelativeError(NPPImage_16sC2 src2, CudaDeviceVariable <double> pError, NppStreamContext nppStreamCtx)
{
int bufferSize = MaximumRelativeErrorGetBufferHostSize(nppStreamCtx);
CudaDeviceVariable <byte> buffer = new CudaDeviceVariable <byte>(bufferSize);
status = NPPNativeMethods_Ctx.NPPi.MaximumRelativeError.nppiMaximumRelativeError_16s_C2R_Ctx(_devPtrRoi, _pitch, src2.DevicePointerRoi, src2.Pitch, _sizeRoi, pError.DevicePointer, buffer.DevicePointer, nppStreamCtx);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiMaximumRelativeError_16s_C2R_Ctx", status));
buffer.Dispose();
NPPException.CheckNppStatus(status, this);
}
