private void ShareButtonBt_Click(object sender, RoutedEventArgs e)
{
CaptureSource.Stop();
CaptureSource.SignalToStop();
ShareScreenBt.IsEnabled = true;
ShareButtonBt.IsEnabled = false;
LoadCam();
}
public void Stop()
{
_ScreenSource.SignalToStop();
_ScreenSource.Stop();
_CameraSource.SignalToStop();
_CameraSource.Stop();
_Writer.Close();
_Writer.Dispose();
}
/// <summary>
/// 停止
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void stopButton_Click(object sender, EventArgs e)
{
try
{
this.isRecording = false;
stopWatch.Reset();
videoStreamer.Stop();
videoWriter.Close();
recordSound.EndRecordSound(WavFileUrl);
try
{
//停摄像头
Camera.Stop();
//关闭录像文件,如果忘了不关闭,将会得到一个损坏的文件,无法播放
VideoOutPut.Close();
}
catch { }
//获取和保存音频流到文件(桌面)
/* AviManager aviManager = new AviManager(AviFileUrl, true);
* aviManager.AddAudioStream(WavFileUrl, 0);
* aviManager.Close();
* //获取和保存音频到摄像头视频文件
* AviManager avim = new AviManager(AppDomain.CurrentDomain.BaseDirectory + "\\MV\\vedios.avi", true);
* avim.AddAudioStream(WavFileUrl, 0);
* avim.Close();
*
*/
}
catch (Exception ex)
{
}
finally
{
Application.Exit();
}
}
public void StopRecord()
{
if (isRecording)
{
isRecording = false;
captureStream.Stop();
audio.Stop();
System.Threading.Thread.Sleep(100);
video.Close();
mergeAudioAndVideo();
}
}
/// <summary>
/// 结束
/// </summary>
public virtual void End()
{
VideoStreamer.Stop();
VideoWriter.Close();
//是否需要录制声音
if (wavRecorder != null)
{
wavRecorder.End();
//获取和保存音频流到文件(桌面录制)
AviManager aviManager = new AviManager(AviFilePath, true);
aviManager.AddAudioStream(wavRecorder.WavFilePath, 0);
aviManager.Close();
//删除临时音频文件
try { File.Delete(wavRecorder.WavFilePath); } catch { }
}
}
/// <summary>
/// 停止录制
/// </summary>
/// <param name="ShowErr">当发生异常时是否显示错误提示</param>
/// <param name="CloseCamera">是否关闭摄像头窗口</param>
/// <param name="SaveFile">是否保留输出文件：可以放弃录制</param>
internal void StopRecord(bool ShowErr = true, bool CloseCamera = true, bool SaveFile = true)
{
try
{
IsRecording = false;
if (CloseCamera && SettingHelp.Settings.摄像头) //摄像头关闭时调用该方法不需要再去关闭摄像头
{
CarmeraShowWin?.Close(); //如果摄像头窗口不为空则调用关闭方法关闭窗口
}
if (SettingHelp.Settings.桌面)
{
try
{
VideoStreamer.Stop();//.Net Core时该方法异常，统一都加一个异常捕获
}
catch { }
VideoWriter.Close();
}
if (SettingHelp.Settings.声音)
{
AudioStreamer.StopRecording();
AudioStreamer.Dispose();
AudioWriter.Close();
}
HiddenTools(SettingHelp.Settings.自动隐藏);
btParse.Visibility = Visibility.Collapsed; //暂停按钮隐藏
btStop.Visibility = Visibility.Collapsed; //停止按钮隐藏
btSet.Visibility = Visibility.Visible; //恢复设置按钮显示
lbTime.Visibility = Visibility.Collapsed; //视频时长隐藏
btClose.Visibility = Visibility.Collapsed; //关闭按钮隐藏
btBegin.Visibility = Visibility.Visible; //录制按钮显示
if (SaveFile) //保留输出文件
{
waitBar.Value = 0;
barGrid.Visibility = Visibility.Visible;
//有视频有声音的时候再进行ffmpeg合成
if ((SettingHelp.Settings.桌面 || SettingHelp.Settings.摄像头) && SettingHelp.Settings.声音)
{
System.Threading.Tasks.Task.Factory.StartNew(() =>
{
for (int i = 0; i < 10; i++)
{
try
{
Dispatcher.Invoke(() => { waitBar.Value = i; });
}
catch
{
break;
}
Thread.Sleep(1000);
}
});//起一个线程让进度条动起来
System.Threading.Tasks.Task.Factory.StartNew(() =>
{
//CurrentVideoPath为全局的，防止在转码的过程中又开始了新的录制使CurrentVideoPath导致转码完删错文件
string tempVideo = CurrentVideoPath;
string tempAudio = SettingHelp.Settings.声音 ? $"-i \"{CurrentAudioPath}\"" : "";
string outfile = MakeFilePath(SettingHelp.Settings.编码类型);
Functions.CMD($"ffmpeg -i {tempVideo} {tempAudio} -acodec copy {outfile} -crf 12");
DeleteFile(tempVideo, tempAudio, !SettingHelp.Settings.保留视频, !SettingHelp.Settings.保留音频);
Dispatcher.Invoke(() =>
{
btClose.Visibility = Visibility.Visible; //转码完恢复关闭按钮显示
barGrid.Visibility = Visibility.Collapsed; //隐藏转码进度条
});
});
}
else
{
btClose.Visibility = Visibility.Visible; //转码完恢复关闭按钮显示
barGrid.Visibility = Visibility.Collapsed; //隐藏转码进度条
}
}
else//不保留输出则简单的将录制的原始音视频文件删除即算完成
{
DeleteFile(CurrentVideoPath, CurrentAudioPath, !SettingHelp.Settings.保留视频, !SettingHelp.Settings.保留音频);
}
}
catch (Exception ex)
{
if (ShowErr)
{
Functions.Message(ex.Message);
}
}
}
internal void StopRecord(bool ShowErr = true, bool CloseCamera = true)
{
try
{
if (CloseCamera && SettingHelp.Settings.摄像头)//摄像头关闭时调用该方法不需要再去关闭摄像头
{
foreach (Window shower in Application.Current.Windows)
{
if (shower is CameraShow)
{
shower.Close();
break;
}
}
}
if (SettingHelp.Settings.桌面)
{
videoStreamer.Stop();
videoWriter.Close();
}
if (SettingHelp.Settings.声音)
{
audioStreamer.StopRecording();
audioStreamer.Dispose();
}
isRecording = false;
HiddenTools(SettingHelp.Settings.自动隐藏);
btParse.Visibility = Visibility.Collapsed;
btStop.Visibility = Visibility.Collapsed;
btSet.Visibility = Visibility.Visible;
lbTime.Visibility = Visibility.Collapsed;
btClose.Visibility = Visibility.Visible;
btBegin.Visibility = Visibility.Visible;
waitBar.Value = 0;
barGrid.Visibility = Visibility.Visible;
//Convert后的MP4体积更小但清晰度没什么影响，所以无论有无声音都进行一次转换处理
if (SettingHelp.Settings.桌面 || SettingHelp.Settings.摄像头)//没有视频则不转换
{
System.Threading.Tasks.Task.Factory.StartNew(() =>
{
string tempVideo = curVideoName, tempAudio = curAudioName;//运行未完成转换再次开始录制，所以这里需要把当前转换中的文件名记录下来
var ffMpeg = new FFMpegConverter();
ffMpeg.ConvertProgress += FfMpeg_ConvertProgress;
FFMpegInput[] input = SettingHelp.Settings.声音 ? new FFMpegInput[] { new FFMpegInput(tempVideo), new FFMpegInput(tempAudio) } : new FFMpegInput[] { new FFMpegInput(tempVideo) };
ffMpeg.ConvertMedia(input, MakeFilePath(SettingHelp.Settings.编码类型), SettingHelp.Settings.编码类型, new OutputSettings());
try
{
if (File.Exists(tempVideo) && !SettingHelp.Settings.保留视频)
{
File.Delete(tempVideo);
}
if (File.Exists(tempAudio) && !SettingHelp.Settings.保留音频)
{
File.Delete(tempAudio); //合成后移除音频文件
}
}
catch { }//防止文件被占用删除失败
Dispatcher.Invoke(() =>
{
barGrid.Visibility = Visibility.Collapsed;
});
});
}
}
catch (Exception ex)
{
if (ShowErr)
{
Message(ex.Message);
}
}
}