private void Encoding(string[] GetFile)
    {
        using(AutoResetEvent OpusCheck = new AutoResetEvent(false))
        using (QU = new BlockingCollection<byte[]>())
         using (OpusEncoder = new Process())
        for (int i = 0; i < GetFile.Length; i++)
        {
            try
            {
                ReadBuffer = new byte[4096];
                string filename = Path.GetDirectoryName(GetFile[i]) + "\" + Path.GetFileNameWithoutExtension(GetFile[i]);

                using (cmdCommands = new Process())
                {

                    cmdCommands.StartInfo.UseShellExecute = false;
                    cmdCommands.StartInfo.CreateNoWindow = false;
                    cmdCommands.StartInfo.FileName = SC.GetAVS4x264Path();
                    cmdCommands.StartInfo.Arguments = string.Format(""{0}" --x264-binary "{1}" --colormatrix=bt709 {2} --output="{3}" -", filename + ".avs", SC.Getx264Path(), SC.Getx264Settings(true), filename + ".mkv");
                    cmdCommands.Start();
                    cmdCommands.WaitForExit();

                    if (EncodingStopped)
                        break;

                    cmdCommands.StartInfo.UseShellExecute = false;
                    cmdCommands.StartInfo.CreateNoWindow = true;
                    cmdCommands.StartInfo.RedirectStandardOutput = true;
                    cmdCommands.StartInfo.FileName = SC.GetAVS2PipeModPath();
                    cmdCommands.StartInfo.Arguments = string.Format("{0} "{1}" -wav", SC.GetAVS2PipeModPath(), filename + ".avs");
                    cmdCommands.Start();

                    Thread OpusThread = new Thread(() => OpusEncode(filename, OpusCheck));
                    OpusThread.Start();

                    cmdCommands.StandardOutput.BaseStream.BeginRead(ReadBuffer, 0, ReadBuffer.Length, PipeWrite, null);
                    cmdCommands.WaitForExit();
                    OpusCheck.WaitOne();
                    if (EncodingStopped)
                        break;

                    cmdCommands = new Process();
                    cmdCommands.StartInfo.UseShellExecute = false;
                    cmdCommands.StartInfo.RedirectStandardError = true;
                    cmdCommands.StartInfo.FileName = SC.GetMKVMergePath();
                    cmdCommands.StartInfo.Arguments = (" -o "" + filename + "-muxed.mkv" "" + filename + ".mkv" " + """ + filename + ".opus"");
                    cmdCommands.Start();
                    cmdCommands.WaitForExit();



                    File.Delete(filename + ".mkv");
                    File.Delete(filename + ".opus");
                }
            }
            catch (Exception e)
            {
                MessageBox.Show(e.Message);

            }
        }
         StopEncoding.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new System.Action(() => { StopEncoding.IsEnabled = false; Encode.IsEnabled = true; }));
    }

private void PipeWrite(IAsyncResult ar)
    {
        int read = cmdCommands.StandardOutput.BaseStream.EndRead(ar);
        if (read != 0)
        {
            QU.Add((byte[])ReadBuffer.Clone());
            cmdCommands.StandardOutput.BaseStream.BeginRead(ReadBuffer, 0, ReadBuffer.Length, PipeWrite, null);
            cmdCommands.StandardOutput.BaseStream.Flush();
        }
        else
        {
            ReadBuffer = new byte[0];
            QU.Add(ReadBuffer);
            cmdCommands.StandardOutput.BaseStream.Close();
        }
    }

private void OpusEncode(string filename,AutoResetEvent OpusCheck)
    {
            OpusEncoder.StartInfo.UseShellExecute = false;
            OpusEncoder.StartInfo.RedirectStandardInput = true;
            OpusEncoder.StartInfo.FileName = SC.GetOpusEncPath();
            OpusEncoder.StartInfo.Arguments = string.Format("{0} - "{1}"", SC.GetOpusSettings(true), filename + ".opus");
            OpusEncoder.Start();
            byte[] temp;
            while (QU.TryTake(out temp, Timeout.Infinite))
            {
                if (temp.Length == 0)
                    break;
                OpusEncoder.StandardInput.BaseStream.Write(temp, 0, temp.Length);

            }
                OpusEncoder.StandardInput.Close();
                OpusEncoder.WaitForExit();
            OpusCheck.Set();
    }