Creating Images is too slow

            Aurigma.GraphicsMill.Bitmap theTiffFile = myTiffFile;
            theTiffFile.ColorProfile = Aurigma.GraphicsMill.ColorProfile.FromSrgb(); ;
            theTiffFile.ColorManagement.ColorManagementEnabled = true;
            theTiffFile.ColorManagement.CmykColorProfile = new Aurigma.GraphicsMill.ColorProfile(theProfilePath); ;
            theTiffFile.ColorManagement.TransformationIntent = Aurigma.GraphicsMill.Transforms.ColorTransformationIntent.RelativeColorimetric;
            //the next line lasts long
            theTiffFile.ColorManagement.ConvertToContinuous(Aurigma.GraphicsMill.ColorSpace.Cmyk, false, false);
            string theFileName = theParameter.Counter.ToString("000000");
            System.IO.MemoryStream theMemoryStream = new System.IO.MemoryStream();
            System.IO.FileStream theFileStream = System.IO.File.Create(myFilePath + @"\" + theFileName + ".tif");
            //the next line lasts long
            theTiffFile.Save(theMemoryStream, new Aurigma.GraphicsMill.Codecs.TiffEncoderOptions(CompressionType.None));
            theMemoryStream.Capacity = (Int32)theMemoryStream.Length;
            theFileStream.Write(theMemoryStream.GetBuffer(), 0, theMemoryStream.GetBuffer().Length);
            theFileStream.Flush();
            theFileStream.Close();
            theMemoryStream.Close();
            theMemoryStream.Dispose();
            theFileStream.Dispose();
            theTiffFile.Dispose();