public void DoWork4() { Stopwatch sw = new Stopwatch(); sw.Start(); ConverterService convert = new ConverterService(); convert.ConvertPDFFolder2JPG("C:\\gs\\XLIMTest\\1000RPDF\\1000R-4", "C:\\gs\\XLIMTest\\1000RJPG\\1000R-4", "*.pdf", true, true, 72, 72, 2, 4, 100); //convert.ConvertPDFFolder2JPG("C:\\gs\\XLIMTest\\PDF", "C:\\gs\\XLIMTest\\JPG", "*.pdf", false, true, 72, 72, 4, 4, 85); /* for (int i = 3; i < 101; i++) { convert.ConvertPDF2JPG("C:\\gs\\PDFThread\\Folder1\\text_graphic_image - Copy - Copy " + i + ".pdf", "C:\\gs\\JPG\\Folder2", 1, 1, 85, 72, 72); } */ sw.Stop(); Console.WriteLine("Elapsed Thread 2={0}", sw.ElapsedMilliseconds / 1000); }