private void updateTrack(bool first)
{
if (_tracking != null)
{
VideoParser.Video video = getNearestVideo(_tracking.Lat, _tracking.Lon);
if (video != null)
{
_trackVideoForm.SetVideoID(video.Id, video.Name);
if (first)
{
_trackVideoForm.Show();
updateCCTVFormOwner();
}
double elapsed = (DateTime.Now - _tracking.UpdateTime).TotalSeconds + _adjustment.Latency;
double delta = _tracking.SOG / 216000.0 * elapsed;
double dy = delta * Math.Sin((90 - _tracking.COG) * Math.PI / 180.0);
double dx = delta * Math.Cos((90 - _tracking.COG) * Math.PI / 180.0);
double latitude = _tracking.Lat + dy;
double longitude = _tracking.Lon + dx / Math.Cos(latitude * Math.PI / 180.0);
const int targetLength = 40;
track(video.Id, _tracking.GetType().ToString(), _tracking.GetId(),
longitude, latitude, _adjustment.Height, first ? targetLength : 0, targetLength);
}
}
}
private void addTrackVideo(VideoParser.Video video)
{
if (isTrackable(video))
{
_trackVideos.Add(video.Id, video);
}
}
private StreamInfo[] getStreamInfos(VideoParser.Video video, int channel)
{
List <StreamInfo> streamList = new List <StreamInfo>();
if (video != null)
{
int index = 0;
var flags = video.Flags;
if (video.D1Avail | video.HighDef)
{
string name = video.HighDef ? "高清" : "标清";
streamList.Add(createStreamInfo(index++, name, 1, video.Id, channel));
}
if (flags.HasFlag(VideoParser.Video.ParamFlags.H264))
{
streamList.Add(createStreamInfo(index++, "普清", 2, video.Id, channel));
}
if (flags.HasFlag(VideoParser.Video.ParamFlags.Mpeg4))
{
streamList.Add(createStreamInfo(index++, video.HighDef ? "标清" : "流畅", 3, video.Id, channel));
}
}
return(streamList.ToArray());
}
static bool isTrackable(VideoParser.Video video)
{
return(video != null && video.PanTiltUnit != null &&
(video.PanTiltUnit.Protocol == "USNT-ICU1" ||
video.PanTiltUnit.Protocol == "USNT-TRX18D" ||
video.PanTiltUnit.Protocol == "FY-SP2018" ||
video.PanTiltUnit.Trackable));
}
public CCTVCanvas(VideoParser.Video video, VideoParser.Camera camera, LocatorAndBorder locator)
{
Video = video;
_locator = locator;
target = new CCTVTarget(Video, camera);
target.Update(Length(), ZoomFactor());
this.Children.Add(target);
}
private void getOnlineStatus(Dictionary <string, OnlineStatus> onlineDict, VideoParser.Video video)
{
string videoId = getNodeId(video.Id);
onlineDict[videoId] = new OnlineStatus()
{
NodeId = videoId, Online = video.Online
};
}
private void Unchecked(ulong value)
{
var cctv = GetCCTV(value);
if (cctv != null)
{
cctv.Selected = false;
}
_selected = null;
}
public CCTVTarget(VideoParser.Video video, VideoParser.Camera camera)
{
Video = video;
pathLimit = newPath(System.Windows.Media.Brushes.LightYellow);
pathView = newPath(System.Windows.Media.Brushes.LightGreen);
this.Children.Add(pathLimit);
this.Children.Add(pathView);
newPolygon();
fillColorByOnline();
AddLine(Video.PanTiltUnit.WideView);
Camera = camera;
}
private void getHierarchyInfo(string parentId, VideoParser.Video video)
{
string videoId = getNodeId(video.Id);
_dictHier[videoId] = new CCTVHierarchyInfo()
{
Id = videoId,
Name = video.Name,
Type = NodeType.Video,
ParentId = parentId,
ElementId = videoId
};
}
private void Checked(VideoParser.Video video)
{
if (video == null)
{
return;
}
var cctv = GetCCTV(video.Id);
if (cctv != null)
{
cctv.Selected = true;
_selected = video;
}
}
public void CheckNeerestPoint(Point point, ref double distCCTVNode)
{
if (_cctvShow == null)
{
return;
}
double dist = 1000;
var video = _cctvShow.SelectedOnPoint(point, out dist);
if (dist < distCCTVNode && dist < 20)
{
distCCTVNode = dist;
Selected = video;
}
}
private void addCCTVsShow()
{
this.Dispatcher.BeginInvoke((Action) delegate()
{
VideoParser.Video selected = Selected;
if (_cctvShow != null)
{
this.Children.Remove(_cctvShow);
}
_cctvShow = new CCTVsCanvas(_locator, _nodeTree.GetAllTrackVideos(), _videoRealtime);
this.Children.Add(_cctvShow);
onMapRefreshed();
Selected = selected;
});
}
TreeViewItem getVideoNode(VideoParser.Video node, bool online)
{
TreeViewItem item = new TreeViewItem();
item.HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch;
item.Header = node.Name;
item.Tag = node;
if (online)
{
item.Foreground = Brushes.Black;
item.ToolTip = "在线";
}
else
{
item.Foreground = Brushes.DarkGray;
item.ToolTip = "不在线";
}
return(item);
}
public VideoParser.Video SelectedOnPoint(System.Windows.Point point, out double dist)
{
VideoParser.Video key = null;
dist = 1000;
double distPrev = 1000;
for (int i = 0; i < cctvs.Length; i++)
{
if (cctvs[i].NeerPoint(point, ref distPrev))
{
if (dist > distPrev)
{
dist = distPrev;
key = cctvs[i].Video;
}
}
}
return(key);
}
public void ShowCCTVWindow(VideoParser.Video selected)
{
if (_trackVideoForm != null)
{
if (selected != null)
{
try
{
_trackVideoForm.SetVideoID(selected.Id, selected.Name);
_trackVideoForm.Show();
updateCCTVFormOwner();
}
catch (Exception ex)
{
LogService.Error("CCTV播放失败！！" + Environment.NewLine + ex.ToString());
MessageBox.Show("CCTV播放失败！！");
}
}
}
}
private VideoParser.Video getNearestVideo(double lat, double lon)
{
var videos = _nodeTree.GetAllTrackVideos();
if (videos == null)
{
return(null);
}
VideoParser.Video nearestVideo = null;
double minDist = 5.0 / 60;
foreach (var video in videos)
{
double dir = 90.0 - 180.0 / Math.PI * Math.Atan2(lat - video.PanTiltUnit.Latitude, lon - video.PanTiltUnit.Longitude);
if (dir < 0)
{
dir += 360.0;
}
double left = video.PanTiltUnit.LeftLimit;
double right = video.PanTiltUnit.RightLimit;
if (right < left)
{
if (dir < right)
{
dir += 360.0;
}
right += 360.0;
}
if (dir > left && dir < right)
{
double dist = getDist(new Point(video.PanTiltUnit.Longitude, video.PanTiltUnit.Latitude), new Point(lon, lat));
if (dist < minDist)
{
minDist = dist;
nearestVideo = video;
}
}
}
return(nearestVideo);
}
public void UpdateVideo(VideoParser.Video video)
{
target.Update(video);
}
private void classifyInfo(VideoParser.Front front, VideoParser.Video video, int channel, string serverId)
{
//在线标识。
var videoId = getNodeId(video.Id);
if (video.DvrChannel > 0)
{
channel = video.DvrChannel;
}
_onlineStatus[videoId] = new CCTVOnlineStatus()
{
VideoId = videoId, Online = video.Online
};
CCTVStaticInfo info = new CCTVStaticInfo()
{
VideoId = videoId,
Name = video.Name,
ImageType = video.HighDef ? ImageType.HighDef : ImageType.Unknow,
Platform = CCTVPlatformType.CCTV1,
Streams = getStreamInfos(video, channel),
};
if (video.PanTiltUnit != null && video.PanTiltUnit.Trackable)
{
var ptz = video.PanTiltUnit;
info.Latitude = ptz.Latitude;
info.Longitude = ptz.Longitude;
info.Altitude = ptz.Altitude;
//生成摄像机象限信息
CCTVCameraLimits camera = new CCTVCameraLimits()
{
VideoId = info.VideoId,
UpLimit = ptz.UpLimit,
DownLimit = ptz.DownLimit,
LeftLimit = ptz.LeftLimit,
RightLimit = ptz.RightLimit,
MaxViewPort = ptz.WideView,
MinViewPort = ptz.TeleView
};
_cameras[camera.VideoId] = camera;
}
else
{
VideoPosition videoPosition;
if (_vpSync.TryGetValue(info.VideoId, out videoPosition))
{
info.Latitude = videoPosition.Latitude;
info.Longitude = videoPosition.Longitude;
info.Altitude = videoPosition.Altitude;
info.Heading = videoPosition.Heading;
info.ViewPort = videoPosition.ViewPort;
}
}
_statics[info.VideoId] = info;
//视频跟踪
var vTrackHost = ImageTrackInfoProvider.Instance.GetImageTrackHost(video.Id);
if (!string.IsNullOrWhiteSpace(vTrackHost))
{
var vTrack = new CCTVVideoTrack()
{
Ip = vTrackHost,
RpcPort = 8068,
SubPort = 8061,
VideoId = info.VideoId
};
_videoTracks[vTrack.VideoId] = vTrack;
}
//生成设备信息。
CCTVDeviceInfo di = new CCTVDeviceInfo()
{
VideoId = info.VideoId,
DeviceType = DeviceType.HikIP,
PreferredServerId = serverId,
User = front.User,
Password = front.Pass,
Port = front.Port
};
//大于33的认为是IP直连。
if (channel >= 33)
{
di.Ip = video.Host;
}
else
{
di.Ip = front.Host;
}
_devices[di.VideoId] = di;
//TODO:生成控制信息。徐测试以此方法生成是否可行。
CCTVControlConfig cc = new CCTVControlConfig()
{
VideoId = info.VideoId,
Type = getControlType(video.PanTiltUnit),
Ip = di.Ip,
Port = di.Port,
Channel = channel,
AuxSwitch = getAuxSwitch(video.PanTiltUnit)
};
_controls[cc.VideoId] = cc;
}
private void getStaticInfo(Dictionary <string, CCTVStaticInfo> staticDict, VideoParser.Front front, VideoParser.Video video, int channel)
{
CCTVStaticInfo info = new CCTVStaticInfo()
{
VideoId = getNodeId(video.Id),
Name = video.Name,
IP = front.Host,
HighDef = video.HighDef,
PanTilt = video.PanTiltUnit != null && (video.PanTiltUnit.EightDirections || video.PanTiltUnit.FourDirections),
Zoom = video.PanTiltUnit != null && video.PanTiltUnit.Zoom,
AuxSwitch = getAuxSwitch(video.PanTiltUnit),
VideoAnalyze = video.VideoAnalyze,
TargetTrack = video.PanTiltUnit != null && video.PanTiltUnit.Trackable,
Streams = getStreamInfos(video),
};
info.ImageTrackHost = ImageTrackInfoProvider.Instance.GetImageTrackHost(video.Id);
info.ImageTrack = !string.IsNullOrEmpty(info.ImageTrackHost);
if (video.DvrChannel > 0)
{
channel = video.DvrChannel;
}
info.DvrChannelInfo = getDvrChannelInfo(front, channel);
if (info.TargetTrack && video.PanTiltUnit != null)
{
var ptz = video.PanTiltUnit;
info.Latitude = ptz.Latitude;
info.Longitude = ptz.Longitude;
info.Altitude = ptz.Altitude;
info.TrackInfo = new TrackVideoInfo()
{
UpLimit = ptz.UpLimit,
DownLimit = ptz.DownLimit,
LeftLimit = ptz.LeftLimit,
RightLimit = ptz.RightLimit,
MaxViewPort = ptz.WideView,
MinViewPort = ptz.TeleView,
};
}
else
{
VideoPosition videoPosition;
if (_videoPosSync.TryGetValue(info.VideoId, out videoPosition))
{
info.Latitude = videoPosition.Latitude;
info.Longitude = videoPosition.Longitude;
info.Altitude = videoPosition.Altitude;
info.Heading = videoPosition.Heading;
info.ViewPort = videoPosition.ViewPort;
}
}
staticDict[info.VideoId] = info;
}
public CameraGeometryObj(VideoParser.Video video, VideoParser.Camera camera)
{
}
private void getHierarchyInfo(Dictionary <string, HierarchyInfo> hierarchyDict, string parentId, VideoParser.Video video)
{
string videoId = getNodeId(video.Id);
hierarchyDict[videoId] = new HierarchyInfo()
{
NodeId = videoId,
Name = video.Name,
Type = "Video",
ParentId = parentId,
};
}
