private void _info_RealtimeInfoEvent(VideoParser.Camera camera, VideoParser.GPS gps)
{
CCTVDynamicInfo dynamicInfo = getCameraInfo(camera);
if (dynamicInfo == null)
{
dynamicInfo = getGpsInfo(gps);
}
if (dynamicInfo != null)
{
ObjectItem <CCTVDynamicInfo> item = new ObjectItem <CCTVDynamicInfo>()
{
Key = dynamicInfo.VideoId,
IsDeleted = false,
Item = dynamicInfo,
};
_dynamicItemList.Add(item);
if (DateTime.Now - _lastUpdateTime > TimeSpan.FromSeconds(0.5))
{
_lastUpdateTime = DateTime.Now;
_dynamicSync.PutUpdate(_dynamicItemList);
_dynamicItemList.Clear();
}
}
}
CCTVDynamicInfo getGpsInfo(VideoParser.GPS gps)
{
if (gps != null)
{
CCTVDynamicInfo dynamicInfo = getDynamicInfo(getNodeId(gps.Id));
dynamicInfo.Latitude = gps.Latitude;
dynamicInfo.Longitude = gps.Longitude;
dynamicInfo.SOG = gps.SOG;
dynamicInfo.COG = gps.COG;
return(dynamicInfo);
}
return(null);
}
CCTVDynamicInfo getCameraInfo(VideoParser.Camera camera)
{
if (camera != null)
{
CCTVDynamicInfo dynamicInfo = getDynamicInfo(getNodeId(camera.Id));
dynamicInfo.Heading = camera.Pointing.Pan;
CCTVStaticInfo staticInfo;
if (_staticSync.TryGetValue(dynamicInfo.VideoId, out staticInfo) && staticInfo.TrackInfo != null)
{
double zoom = Math.Min(1, Math.Max(0, camera.Zoom));
dynamicInfo.ViewPort = (1 - zoom) * (staticInfo.TrackInfo.MaxViewPort - staticInfo.TrackInfo.MinViewPort) + staticInfo.TrackInfo.MinViewPort;
}
return(dynamicInfo);
}
return(null);
}