C#实现语音视频录制-附demo源码

 public class VideoFileMaker :IDisposable
 {
  /// <summary>
  /// 初始化视频文件。
   /// </summary>
  /// <param name="filePath">文件路径</param>
  /// <param name="videoCodec">视频编码格式</param>
  /// <param name="videoWidth">视频宽度</param>
  /// <param name="videoHeight">视频高度</param>
  /// <param name="videoFrameRate">帧频</param>
  /// <param name="audioCodec">音频编码格式</param>
  /// <param name="audioSampleRate">音频采样率。【注：采样位数必须为16位】</param>
  /// <param name="audioChannelCount">声道数</param>
  /// <param name="autoSyncToAudio">如果是实时录制，则可传入true，以音频为基准进行同步。</param>
  void Initialize(string filePath, VideoCodecType videoCodec, int videoWidth, int videoHeight, int videoFrameRate, AudioCodecType audioCodec, 
      int audioSampleRate, int audioChannelCount, bool autoSyncToAudio);
  /// <summary>
  /// 添加音频帧。
  /// </summary>  
  void AddAudioFrame(byte[] audioframe);
  /// <summary>
  /// 添加视频帧。如果autoSyncToAudio开启，则自动同步到音频。
  /// </summary>  
  void AddVideoFrame(Bitmap frame);
  /// <summary>
  /// 添加视频帧。
  /// </summary>
  /// <param name="frame">视频帧</param>
  /// <param name="timeStamp">离开始时的时间长度</param>  
  void AddVideoFrame(Bitmap frame, TimeSpan timeStamp);
  /// <summary>
  /// 关闭视频文件。
  /// </summary>
  /// <param name="waitFinished">如果还有帧等待写入文件，是否等待它们全部写入文件。</param>
  void Close(bool waitFinished);
 }

this.multimediaManager = MultimediaManagerFactory.GetSingleton();   
 this.multimediaManager.Initialize("aa01", "", "127.0.0.1", 9900);
 this.cameraConnector1.BeginConnect("aa01");
 this.microphoneConnector1.BeginConnect("aa01");

 this.videoFileMaker.Initialize("test.mp4", VideoCodecType.H264, this.multimediaManager.CameraVideoSize.Width, this.multimediaManager.CameraVideoSize.Height, 10, AudioCodecType.AAC, 16000, 1, true);
 this.timer = new System.Threading.Timer(new System.Threading.TimerCallback(this.Callback), null ,0, 100);
 this.multimediaManager.AudioPlayed += new ESBasic.CbGeneric<byte[]>(multimediaManager_AudioPlayed); 

 void multimediaManager_AudioPlayed(byte[] audio)
 {
  this.videoFileMaker.AddAudioFrame(audio);
 }

 private void Callback(object state)
 {
  Bitmap bm = this.cameraConnector1.GetCurrentImage();
  this.videoFileMaker.AddVideoFrame(bm);
 }

this.videoFileMaker.Close(true);