/// <summary>
/// Calculates sizes of additional buffers used by the job.
/// </summary>
/// <param name="pJob">has to point to properly initialized job</param>
public SizeT JobMemorySize(NppiJpegDecodeJob pJob)
{
SizeT ret = new SizeT();
status = NPPNativeMethods.NPPi.CompressionDCT.nppiJpegDecodeJobMemorySize(ref pJob, ref ret);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiJpegDecodeJobMemorySize", status));
NPPException.CheckNppStatus(status, this);
return(ret);
}
/// <summary>
/// Initializes a job that has to be called at the beginning of decoding.
/// </summary>
public NppiJpegDecodeJob JobCreateMemzero()
{
NppiJpegDecodeJob ret = new NppiJpegDecodeJob();
status = NPPNativeMethods.NPPi.CompressionDCT.nppiJpegDecodeJobCreateMemzero(ref ret);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiJpegDecodeJobCreateMemzero", status));
NPPException.CheckNppStatus(status, this);
return(ret);
}
/// <summary>
/// Initializes a job that has to be called at the end of decoding,
/// in order to convert temporary representation of DCT coefficients
/// to the final one.
/// </summary>
/// <param name="pJob">pJob.pFrame should point to valid frame description.
/// pJob.pScan will be overwritten.</param>
public void DecodeJobCreateFinalize(ref NppiJpegDecodeJob pJob)
{
status = NPPNativeMethods.NPPi.CompressionDCT.nppiJpegDecodeJobCreateFinalize(ref pJob);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nppiJpegDecodeJobCreateFinalize", status));
NPPException.CheckNppStatus(status, this);
}
