Cgw.Common.VideoPipe.ReadData C# (CSharp) Method

        public void ReadData(Common.DataCallBack dataCallBack)
        {
            NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);

            Thread th = new Thread(new ThreadStart(() =>
            {
                while (!shouldStop)
                {
                    try
                    {
                        if (pipedStream != null && pipedStream.IsConnected)
                        {
                            byte[] byteArray = new byte[4]; //unit字节长度
                            pipedStream.ReadMode = PipeTransmissionMode.Byte;

                            MediaData mediaData = new MediaData();

                            pipedStream.Read(byteArray, 0, 4);
                            mediaData.Size = (uint)BitConverter.ToInt32(byteArray, 0);
                            if (mediaData.Size == 0)
                            {
                                continue;
                            }
                            pipedStream.Read(byteArray, 0, 4);
                            mediaData.StreamType = (StreamType)BitConverter.ToInt32(byteArray, 0);
                            pipedStream.Read(byteArray, 0, 4);
                            mediaData.DataType = (MediaDataType)BitConverter.ToInt32(byteArray, 0);
                            pipedStream.Read(byteArray, 0, 4);
                            mediaData.FrameType = (FrameDataType)BitConverter.ToInt32(byteArray, 0);

                            byte[] dataByteArray = new byte[mediaData.Size];
                            //读取管道中的流
                            pipedStream.Read(dataByteArray, 0, (int)mediaData.Size);
                            mediaData.Data = dataByteArray;

                            mediaDataSize = mediaData.Size;

                            //if (wCount < 1200)
                            //{
                            //    fs.Write(mediaData.Data, 0, (int)mediaData.Size);
                            //    wCount++;
                            //}

                            //回调函数
                            dataCallBack(cameraNo, mediaData, cameraNo.Substring(0, cameraNo.IndexOf("#")));
                        }
                    }
                    catch (Exception ex)
                    {
                        logEx.Error("VideoPipe.ReadData is error,ex={0}", ex.ToString());
                        if (pipedStream != null && !pipedStream.IsConnected)
                        {
                            VideoPipeManage.Instance().DeleteVideoPipe(cameraNo);
                            Stop();
                        }
                    }
                }
            }));
            th.IsBackground = true;
            th.Start();
        }