public static void AddToQueue(SnapVideoImage data)
{
lock (_datequeue)
{
_datequeue.Enqueue(data);
}
}
public static SnapVideoImage GetFromQueue()
{
SnapVideoImage date = null;
lock (_datequeue)
{
if (_datequeue.Count >= 0)
{
_datequeue.TryDequeue(out date); //从队列中取数据
}
}
return(date);
}
/// <summary>
/// 将抓拍图像提交分析
/// </summary>
/// <param name="data"></param>
public void AddSnapImage(SnapVideoImage data)
{
if (_alive)
{
if (data != null && data.Img != null)
{
SnapImageQueue.AddToQueue(data);
}
}
else
{
if (data != null && data.Img != null)
{
data.Img.Dispose();
data = null;
}
}
}
private void DataSenderTask()
{
Thread.Sleep(500);
while (_alive)
{
try
{
SnapVideoImage snapimg = SnapImageQueue.GetFromQueue();
if (snapimg == null)
{
Thread.Sleep(1000);
continue;
}
else
{
if (snapimg.Img == null)
{
continue;
}
List <HitAlertInfoDetail> compresult;
byte[] bytSrc = ImageHelper.ImageToBytes(snapimg.Img);
bool lbRet = _faceVerify.CompareByFace(bytSrc, out compresult);
if (lbRet && (compresult != null) && (compresult.Count > 0) && (NoticeAlertEvent != null))
{
byte[] srcImgData = ObjectCopier.Clone(bytSrc);
HitAlertInfo alert = new HitAlertInfo(snapimg.SourceId, snapimg.CreateTime, srcImgData);
alert.Detail = new List <HitAlertInfoDetail>();
foreach (HitAlertInfoDetail detail in compresult)
{
if (detail.Score >= _AlertScore)
{
alert.Detail.Add(detail);
}
}
// 存在符合分值的数据
if (alert.Detail.Count > 0)
{
// 判断是否报警
bool lbCheck = CheckExistAlarm(snapimg.CreateTime, alert.Detail[0].PersonId);
if (!lbCheck)
{
long timestamp = ConvertHelper.DateTimeToStamp();
HitPersonInfo hitpersoninfo = new HitPersonInfo(snapimg.CreateTime, alert.Detail[0].PersonId);
_cache.Add <HitPersonInfo>(timestamp.ToString(), hitpersoninfo);
NoticeAlertEvent(alert);
}
else
{
alert = null;
}
}
else
{
alert = null;
}
}
// 销毁旧对象
if (snapimg != null && snapimg.Img != null)
{
snapimg.Dispose();
}
}
}
catch (Exception ex)
{
Log4NetHelper.Instance.Error("从队列接收数据错误:" + (ex.InnerException != null ? ex.InnerException.Message : ex.Message));
}
Thread.Sleep(1000);
}
}
