public bool ConvertPdfToSwf(string inFilename, string swfFilename)
        {
            bool isStart;
            Process process = new Process();
            try
            {
                string flashPrinter = Server.MapPath("~/FlashPrinter/FlashPrinter.exe");
                FileInfo fileinfo = new FileInfo(inFilename);
                ProcessStartInfo startInfo = new ProcessStartInfo(flashPrinter);
                int time = ((int)(fileinfo.Length / (1024 * 1204))) * 20 + 20;
                startInfo.Arguments = string.Concat(inFilename, " -o ", swfFilename);
                startInfo.UseShellExecute = false;//不使用系统外壳程序启动
                startInfo.RedirectStandardInput = false;//不定向输入
                startInfo.RedirectStandardOutput = false;//不定向输出
                startInfo.CreateNoWindow = true;//不创建CMD窗口
                startInfo.RedirectStandardError = true;
                startInfo.WindowStyle = ProcessWindowStyle.Hidden;
                process.StartInfo = startInfo;
                isStart = process.Start();
                process.WaitForExit(time * 1000);
                process.Close();
                //process.Kill();
                process.Dispose();
                
                //while (!File.Exists(swfFilename))
                //{
                //    Thread.Sleep(1);
                //}
            }
            catch (Exception ex)
            {
                throw ex;
            }
            finally
            {
                if (process != null)
                {

                    process.Close();

                }
            }
            return isStart;
        }