/// <summary>
/// 单实例
/// </summary>
/// <returns></returns>
static public VideoPipeManage Instance()
{
if (videoPipeManage == null)
{
lock (instanceLocker)
{
videoPipeManage = new VideoPipeManage();
}
}
return(videoPipeManage);
}
//private FileStream fs = new FileStream(@"D:\cgwVideoAfter3.264", FileMode.OpenOrCreate, FileAccess.Write, FileShare.None);
//private int wCount = 0;
void namePipeDataCheck_Elapsed(object sender, ElapsedEventArgs e)
{
//namedPipeHasVideoDataTimer.Enabled = false;
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
try
{
//uint compareSize = mediaData.Size;
uint compareSize = mediaDataSize;
Thread.Sleep(1500);
//uint size = mediaData.Size;
uint size = mediaDataSize;
//if (compareSize != size && mediaData.Size != 0)
if (compareSize != size && size != 0)
{
iCount = 0;
}
else
{
iCount++;
}
if (iCount == iNullCount)
{
logEx.Debug("VideoPipe.Timer Data end,iCount={0},cameraNo={1}.", iCount, cameraNo);
namedPipeHasVideoDataTimer.Enabled = false;
logEx.Info("STOP namedPipeHasVideoDataTimer.");
VideoPipeManage.Instance().DeleteVideoPipe(cameraNo);
Stop();
VideoPipeManage.Instance().DeleteNoDataVideoPipe(cameraNo);
}
//else
//{
// namedPipeHasVideoDataTimer.Enabled = true;
//}
}
catch (System.Exception ex)
{
logEx.Error("VideoPipe.Timer.delete(cameraNo{0}) catch() failed ,ex={1}", cameraNo, ex.ToString());
}
}
/// <summary>
/// 开始读取 码流数据
/// </summary>
/// <param name="str"></param>
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();
}
/// <summary>
/// 单实例
/// </summary>
/// <returns></returns>
public static VideoPipeManage Instance()
{
if (videoPipeManage == null)
{
lock (instanceLocker)
{
videoPipeManage = new VideoPipeManage();
}
}
return videoPipeManage;
}
