zhao：1优化录制录屏2完善日志，增加杀毒软件拦截报告

Common/system/FFMpeg.cs

 using System.Linq;
 using System.Text;
 using System.Threading;
+using System.Windows.Forms;
 
 using VisioForge.Shared.NAudio.CoreAudioApi;
 using VisioForge.Shared.NAudio.Wave;
         /// 录制屏幕
         /// </summary>
         /// <param name="FilePath">文件存储路径</param>
-        public void StartRecordingVideo(string FilePath)
+        public bool StartRecordingVideo(string FilePath,out string ErrMessage)
         {
             while (myProcess != null)
             {
                 Thread.Sleep(100);
             }
+            ErrMessage = null;
             //路径
             string Path = FileToolsCommon.GetDirectoryName(FilePath);
             string Extension = FileToolsCommon.GetIOExtension(FilePath);//扩展名
             myProcess.StartInfo.CreateNoWindow = true;             //不显示程序窗口
             myProcess.StartInfo.RedirectStandardInput = true;      //用于模拟该进程控制台的输入
             myProcess.ErrorDataReceived += new DataReceivedEventHandler(Output);
-            myProcess.Start();
-            myProcess.BeginErrorReadLine();
+            try
+            {
+                myProcess.Start();
+                myProcess.BeginErrorReadLine();
+            }
+            catch (Exception ex)
+            {
+                if (ex.Message.Contains("访问"))
+                {
+                    ErrMessage = "访问被拒绝，请关闭杀毒软件或新任此软件后重试！";
+                }
+                else
+                {
+                    ErrMessage = ex.Message + " 请关闭杀毒软件或信任此软件后重试！";
+                }
+                LogHelper.WriteErrLog("【录音】（StartRecordingAudio）" + ErrMessage, ex);
+                myProcess.Dispose();
+                myProcess = null;
+                return false;
+            }
+            return true;
         }
 
         /// <summary>
         /// 录制音频
         /// </summary>
         /// <param name="Mp3Path">MP3音频位置</param>
-        public bool StartRecordingAudio(string Mp3Path)
+        public bool StartRecordingAudio(string Mp3Path,out string ErrMessage)
         {
+            ErrMessage = null;
             while (myProcess != null)
             {
                 Thread.Sleep(100);
             StopRecordAudio(1);
             if (!IsRecordSpeaker && !IsRecordMicrophone)
             {
+                ErrMessage = "无法录制声音，请关闭杀毒软件，确保声卡和麦克风处于可用状态!";
                 return false;
             }
             #endregion
             myProcess.StartInfo.RedirectStandardInput = true;    //用于模拟该进程控制台的输入
             //外部程序(这里是FFMPEG)输出流时候产生的事件,这里是把流的处理过程转移到下面的方法中,详细请查阅MSDN
             myProcess.ErrorDataReceived += new DataReceivedEventHandler(Output);
-            myProcess.Start();                //启动线程
-            myProcess.BeginErrorReadLine();   //开始异步读取
+            try
+            {
+                myProcess.Start();                //启动线程
+                myProcess.BeginErrorReadLine();   //开始异步读取
+            }
+            catch (Exception ex)
+            {
+                if (ex.Message.Contains("访问"))
+                {
+                    ErrMessage = "无法录制声音，访问被拒绝，请关闭杀毒软件或信任此软件后重试！";
+                }
+                else
+                {
+                    ErrMessage = ex.Message+" 请关闭杀毒软件或信任此软件后重试！";
+                }
+                LogHelper.WriteErrLog("【录音】（StartRecordingAudio）"+ErrMessage,ex);
+                myProcess.Dispose();
+                myProcess = null;
+                return false;
+            }
             return true;
         }
 
         /// <param name="Frequency">每秒帧率</param>
         /// <param name="VideoWidth">视频宽度</param>
         /// <param name="VideoHeight">视频高度</param>
-        public bool SynthesisVideo(string ImageListPath, string Mp3Path, string VideoSavePath, int Frequency, int VideoWidth, int VideoHeight)
+        public bool SynthesisVideo(string ImageListPath, string Mp3Path, string VideoSavePath, int Frequency, int VideoWidth, int VideoHeight,out string ErrMessage)
         {
             //new Thread(new ThreadStart(new Action(() =>
             //{
             {
                 Thread.Sleep(100);
             }
+            ErrMessage = null;
             string Extension = FileToolsCommon.GetIOExtension(VideoSavePath);//扩展名
             Process[] KillProcessArray = Process.GetProcessesByName("ffmpeg");
             //Debug.WriteLine(KillProcessArray.Length.ToString());
                 myProcess.StartInfo.RedirectStandardInput = true;      //用于模拟该进程控制台的输入
                                                                        //外部程序(这里是FFMPEG)输出流时候产生的事件,这里是把流的处理过程转移到下面的方法中,详细请查阅MSDN
                 myProcess.ErrorDataReceived += new DataReceivedEventHandler(Output);
-                myProcess.Start();                 //启动线程
-                myProcess.BeginErrorReadLine();    //开始异步读取
-                myProcess.WaitForExit();           //阻塞等待进程结束
-                myProcess.Close();                 //关闭进程
+                try
+                {
+                    myProcess.Start();                 //启动线程
+                    myProcess.BeginErrorReadLine();    //开始异步读取
+                    myProcess.WaitForExit();           //阻塞等待进程结束
+                    myProcess.Close();                 //关闭进程
+                }
+                catch (Exception ex)
+                {
+                    if (ex.Message.Contains("访问"))
+                    {
+                        ErrMessage = "访问被拒绝，请关闭杀毒软件或新任此软件后重试！";
+                    }
+                    else
+                    {
+                        ErrMessage = ex.Message + " 请关闭杀毒软件或信任此软件后重试！";
+                    }
+                    LogHelper.WriteErrLog("【录音】（StartRecordingAudio）" + ErrMessage, ex);
+                    myProcess.Dispose();
+                    myProcess = null;
+                    return false;
+                }
                 myProcess.Dispose();               //释放资源
                 #region 进程是否已经释放
                 bool IsRunning = true;
             catch (Exception ex)
             {
                 LogHelper.WriteErrLog("【视频合成】（SynthesisVideo）视频生成失败，" + ex.Message, ex);
+                ErrMessage = ex.Message;
                 return false;
             }
             //Dispatcher.Invoke(() =>

XHWK.WKTool/ScreenRecordingToolbarWindow.xaml.cs

                         {
                             Thread.Sleep(100);
                         }
-                        APP.FFmpeg.StartRecordingVideo(VideoSavePathName);
+                        bool SynRes=APP.FFmpeg.StartRecordingVideo(VideoSavePathName,out string ErrMessage);
 
                         Thread.Sleep(1300);
                         Dispatcher.Invoke(() =>
                         {
+                            if(!SynRes)
+                            {
+                                MessageWindow.Show(ErrMessage);
+                                //隐藏画笔工具栏
+                                //BtnToolbarDown_Click(null, null);
+                                gridToolbar.Visibility = Visibility.Hidden;
+                                gridColour.Visibility = Visibility.Hidden;
+                                gridThickness.Visibility = Visibility.Hidden;
+                                ImgRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/Toobar26.png"));//大圆圈三角形
+                                ImgEndRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/Toobar15.png"));
+                                BtnStopRecordingScreen.IsEnabled = false; //停止录制按钮不点击
+                                imgBlackPenOne.Source = new BitmapImage(new Uri("pack://application:,,,/Images/31.png"));
+                                btnBlackPenOne.IsEnabled = false;//蓝笔不可点击
+                                imgBlackPenTwo.Source = new BitmapImage(new Uri("pack://application:,,,/Images/31.png"));
+                                btnBlackPenTwo.IsEnabled = false;//红笔不可点击
+                                txbTime.Visibility = Visibility.Hidden;//时间不显示
+                                BtnRecordingScreen.ToolTip = "开始";
+                                IsSuspend = true;
+                                IsFirstRS = true;
+                                return;
+                            }
                             Stack();
                         });
                     }))).Start();

XHWK.WKTool/XHMicroLessonSystemWindow.xaml.cs

                     new Thread(new ThreadStart(new Action(() =>
                     {
                         Thread.Sleep(1000);
-                        IsRecordAudio = APP.FFmpeg.StartRecordingAudio(AudioPathName);
+                        IsRecordAudio = APP.FFmpeg.StartRecordingAudio(AudioPathName,out string ErrMessage);
                         Thread.Sleep(1000);
                         Dispatcher.Invoke(() =>
                         {
+                            if(!IsRecordAudio)
+                            {
+                                MessageWindow.Show(ErrMessage);
+                            }
                             Recorddt = DateTime.Now;
                             IsStartCount = true;
                             //Stack();
                                 AudioPathName = null;
                             }
                             //合成视频
-                            bool SynRes = APP.FFmpeg.SynthesisVideo(ImgPath, AudioPathName, VideoSynthesisPathName, 5, gridActWidth, gridActHeight);
+                            bool SynRes = APP.FFmpeg.SynthesisVideo(ImgPath, AudioPathName, VideoSynthesisPathName, 5, gridActWidth, gridActHeight,out string ErrMessage);
                             //}))).Start();
                             //new Thread(new ThreadStart(new Action(() =>
                             //{
                             {
                                 Dispatcher.Invoke(() =>
                                 {
-                                    MessageWindow.Show("视频录制失败，无法保存此视频！");
+                                    //MessageWindow.Show("视频录制失败，无法保存此视频！");
+                                    MessageWindow.Show("录制失败,"+ErrMessage);
                                     BtnRecord.IsEnabled = true;
                                     btnStop.IsEnabled = true;
                                     TxbRecordingWord.Text = "录制";