public void PublishCamera(string hostUri, PublishedCameraProfile profile, PublishedDestination destination, EventHandler <AsyncWorkerCallbackEventArgs <bool> > callback)
{
try
{
AsyncWorkerHandle <bool> handle = AsyncWorkerHelper.DoWork <bool>(
delegate(object sender, DoWorkEventArgs e)
{
e.Result = PublishCameraSync(hostUri, profile, destination);
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void GetCameras(EventHandler <AsyncWorkerCallbackEventArgs <IList <Camera> > > callback)
{
try
{
AsyncWorkerHandle <IList <Camera> > handle = AsyncWorkerHelper.DoWork <IList <Camera> >(
delegate(object sender, DoWorkEventArgs e)
{
e.Result = GetCamerasSync();
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void KeepPublishedCameraAlive(Camera camera, string address, int port)
{
try
{
AsyncWorkerHandle <Camera> handle = AsyncWorkerHelper.DoWork <Camera>(
delegate(object sender, DoWorkEventArgs e)
{
e.Result = KeepPublishedCameraAliveSync(camera, address, port);
},
null, null);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void CheckPortAvailable(string hostUri, int port, EventHandler <AsyncWorkerCallbackEventArgs <bool> > callback)
{
if (port <= 0)
{
throw new ArgumentNullException("port");
}
try
{
AsyncWorkerHandle <bool> handle = AsyncWorkerHelper.DoWork <bool>(
delegate(object sender, DoWorkEventArgs e)
{
e.Result = true; // check here, true is available, false is not available
MediaService service = GetMediaPublisherServiceSync(hostUri);
GetPublishedCamerasRequest request = new GetPublishedCamerasRequest();
GetPublishedCamerasResponse response =
ServiceProvider
.GetService <IMediaPublisherService>(service.HostName, service.Uri.ToString())
.GetPublishedCameras(request);
if (response.PublishedCameras != null)
{
foreach (var item in response.PublishedCameras)
{
if (item.Destination.Port == port)
{
e.Result = false; // find this port is in using, so it's not available
break;
}
}
}
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void CheckCameraName(Camera camera, EventHandler <AsyncWorkerCallbackEventArgs <bool> > callback)
{
if (camera == null)
{
throw new ArgumentNullException("camera");
}
try
{
AsyncWorkerHandle <bool> handle = AsyncWorkerHelper.DoWork <bool>(
delegate(object sender, DoWorkEventArgs e)
{
e.Result = true; // check here, true is available, false is in using
GetCamerasRequest request = new GetCamerasRequest();
GetCamerasResponse response =
ServiceProvider.GetService <IDeviceConnectorService, IDeviceConnectorCallbackService>(
ViewModelLocator.ServiceClient,
ViewModelLocator.SelectedService.HostName,
ViewModelLocator.SelectedService.Uri.ToString()
).GetCameras(request);
if (response.Cameras != null)
{
foreach (var item in response.Cameras)
{
if (item.Profile.Name == camera.Name)
{
e.Result = false;
break;
}
}
}
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void GetDesktopFilters(EventHandler <AsyncWorkerCallbackEventArgs <IList <DesktopFilter> > > callback)
{
try
{
AsyncWorkerHandle <IList <DesktopFilter> > handle = AsyncWorkerHelper.DoWork <IList <DesktopFilter> >(
delegate(object sender, DoWorkEventArgs e)
{
List <DesktopFilter> filters = new List <DesktopFilter>();
GetDesktopFiltersRequest request = new GetDesktopFiltersRequest();
GetDesktopFiltersResponse response =
ServiceProvider.GetService <IDeviceConnectorService, IDeviceConnectorCallbackService>(
ViewModelLocator.ServiceClient,
ViewModelLocator.SelectedService.HostName,
ViewModelLocator.SelectedService.Uri.ToString()
).GetDesktopFilters(request);
if (response.Filters != null)
{
foreach (var item in response.Filters)
{
DesktopFilter filter = new DesktopFilter(item.Name, item.Index)
{
Primary = item.IsPrimary,
Bounds = item.Bounds
};
filters.Add(filter);
}
}
e.Result = filters;
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void UpdateCamera(Camera camera, EventHandler <AsyncWorkerCallbackEventArgs <Camera> > callback)
{
if (camera == null)
{
throw new ArgumentNullException("camera");
}
try
{
AsyncWorkerHandle <Camera> handle = AsyncWorkerHelper.DoWork <Camera>(
delegate(object sender, DoWorkEventArgs e)
{
UpdateCameraRequest request = new UpdateCameraRequest();
request.CameraId = camera.Id;
request.CameraName = camera.Name;
request.Description = camera.Description;
request.Tags = camera.Tags;
UpdateCameraResponse response =
ServiceProvider.GetService <IDeviceConnectorService, IDeviceConnectorCallbackService>(
ViewModelLocator.ServiceClient,
ViewModelLocator.SelectedService.HostName,
ViewModelLocator.SelectedService.Uri.ToString()
).UpdateCamera(request);
if (response.Camera != null)
{
e.Result = camera;
}
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
protected override void BindCommands()
{
OKCommand = new RelayCommand(() =>
{
Camera camera = MakeCamera();
if (camera != null)
{
Status = ViewModelStatus.Loading;
Model.CheckCameraName(camera, CheckCameraNameCallback);
// 异步顺序执行两个操作
AsyncWorkerHandle <bool> handle = AsyncWorkerHelper.DoWork <bool>(
delegate(object sender, DoWorkEventArgs e)
{
_syncWork.WaitOne(); // 等待上一个操作的完成
if (CheckCameraNameResult == CheckNameExistedResultType.NotExisted)
{
Status = ViewModelStatus.Saving;
Model.CreateCamera(camera, CreateCameraCallback);
}
});
}
});
CancelCommand = new RelayCommand(() =>
{
Messenger.Default.Send(new NotificationMessage(UIMessageType.DeviceConfiguration_CancelCameraEvent));
});
CheckCameraNameCommand = new RelayCommand(() =>
{
Camera camera = MakeCheckedCamera();
if (camera != null)
{
Status = ViewModelStatus.Loading;
Model.CheckCameraName(camera, CheckCameraNameCallback);
}
});
#region SelectVideoSourceCommand
SelectVideoSourceCommand = new RelayCommand(() =>
{
if (this.SelectedVideoSourceDescription == null || string.IsNullOrEmpty(this.SelectedVideoSourceDescription.OriginalSourceString))
{
Messenger.Default.Send(new NotificationMessage <VideoSourceDescription>(
UIMessageType.DeviceConfiguration_NavigateVideoSourceEvent, null));
}
else
{
switch (this.SelectedVideoSourceDescription.SourceType)
{
case VideoSourceType.Mock:
break;
case VideoSourceType.LocalCamera:
Status = ViewModelStatus.Initializing;
CameraFilterModel.GetCameraFilters(GetCameraFiltersCallback);
break;
case VideoSourceType.LocalAVIFile:
Messenger.Default.Send(new NotificationMessage <VideoSourceDescription>(
UIMessageType.DeviceConfiguration_UpdateLocalAVIFileVideoSourceEvent, this.SelectedVideoSourceDescription));
break;
case VideoSourceType.LocalDesktop:
Status = ViewModelStatus.Initializing;
DesktopFilterModel.GetDesktopFilters(GetDesktopFiltersCallback);
break;
case VideoSourceType.NetworkJPEG:
Messenger.Default.Send(new NotificationMessage <VideoSourceDescription>(
UIMessageType.DeviceConfiguration_UpdateNetworkJPEGVideoSourceEvent, this.SelectedVideoSourceDescription));
break;
case VideoSourceType.NetworkMJPEG:
Messenger.Default.Send(new NotificationMessage <VideoSourceDescription>(
UIMessageType.DeviceConfiguration_UpdateNetworkMJPEGVideoSourceEvent, this.SelectedVideoSourceDescription));
break;
default:
throw new NotSupportedException();
}
}
});
#endregion
}
public void GetCameras(EventHandler <AsyncWorkerCallbackEventArgs <IList <Camera> > > callback)
{
try
{
AsyncWorkerHandle <IList <Camera> > handle = AsyncWorkerHelper.DoWork <IList <Camera> >(
delegate(object sender, DoWorkEventArgs e)
{
List <Camera> cameras = new List <Camera>();
GetCamerasRequest request = new GetCamerasRequest();
GetCamerasResponse response =
ServiceProvider.GetService <IDeviceConnectorService, IDeviceConnectorCallbackService>(
ViewModelLocator.ServiceClient,
ViewModelLocator.SelectedService.HostName,
ViewModelLocator.SelectedService.Uri.ToString()
).GetCameras(request);
if (response.Cameras != null)
{
foreach (var item in response.Cameras)
{
Camera camera = new Camera()
{
Id = item.Profile.Id,
Name = item.Profile.Name,
Description = item.Profile.Description,
Tags = item.Profile.Tags,
Thumbnail = item.Thumbnail
};
camera.VideoSourceDescription = new VideoSourceDescription()
{
FriendlyName = item.Config.FriendlyName,
OriginalSourceString = item.Config.OriginalSourceString,
SourceString = item.Config.SourceString,
FrameInterval = item.Config.FrameInterval,
FrameRate = item.Config.FrameRate,
UserName = item.Config.UserName,
Password = item.Config.Password,
UserAgent = item.Config.UserAgent,
};
if (item.Config.Resolution != null)
{
camera.VideoSourceDescription.Resolution = new Resolution()
{
Width = item.Config.Resolution.Width, Height = item.Config.Resolution.Height
};
}
switch (item.Profile.FilterType)
{
case FilterTypeData.LocalCamera:
camera.VideoSourceDescription.SourceType = VideoSourceType.LocalCamera;
break;
case FilterTypeData.LocalDesktop:
camera.VideoSourceDescription.SourceType = VideoSourceType.LocalDesktop;
break;
case FilterTypeData.LocalAVIFile:
camera.VideoSourceDescription.SourceType = VideoSourceType.LocalAVIFile;
break;
case FilterTypeData.NetworkJPEG:
camera.VideoSourceDescription.SourceType = VideoSourceType.NetworkJPEG;
break;
case FilterTypeData.NetworkMJPEG:
camera.VideoSourceDescription.SourceType = VideoSourceType.NetworkMJPEG;
break;
default:
break;
}
camera.HostName = ViewModelLocator.SelectedService.HostName;
camera.HostUri = ViewModelLocator.SelectedService.Uri.ToString();
cameras.Add(camera);
}
}
e.Result = cameras;
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
public void CreateCamera(Camera camera, EventHandler <AsyncWorkerCallbackEventArgs <Camera> > callback)
{
if (camera == null)
{
throw new ArgumentNullException("camera");
}
try
{
AsyncWorkerHandle <Camera> handle = AsyncWorkerHelper.DoWork <Camera>(
delegate(object sender, DoWorkEventArgs e)
{
CreateCameraRequest request = new CreateCameraRequest();
request.Camera = new CameraData();
request.Camera.Profile = new CameraProfileData();
request.Camera.Profile.Id = camera.Id;
request.Camera.Profile.Name = camera.Name;
request.Camera.Profile.Description = camera.Description;
request.Camera.Profile.Tags = camera.Tags;
request.Camera.Profile.FilterType = FilterTypeData.None;
switch (camera.VideoSourceDescription.SourceType)
{
case VideoSourceType.Mock:
break;
case VideoSourceType.LocalAVIFile:
request.Camera.Profile.FilterType = FilterTypeData.LocalAVIFile;
request.Camera.Profile.FilterId = camera.VideoSourceDescription.OriginalSourceString;
break;
case VideoSourceType.LocalCamera:
request.Camera.Profile.FilterType = FilterTypeData.LocalCamera;
request.Camera.Profile.FilterId = camera.VideoSourceDescription.OriginalSourceString;
break;
case VideoSourceType.LocalDesktop:
request.Camera.Profile.FilterType = FilterTypeData.LocalDesktop;
request.Camera.Profile.FilterId = camera.VideoSourceDescription.OriginalSourceString;
break;
case VideoSourceType.NetworkJPEG:
request.Camera.Profile.FilterType = FilterTypeData.NetworkJPEG;
request.Camera.Profile.FilterId = camera.VideoSourceDescription.OriginalSourceString;
break;
case VideoSourceType.NetworkMJPEG:
request.Camera.Profile.FilterType = FilterTypeData.NetworkMJPEG;
request.Camera.Profile.FilterId = camera.VideoSourceDescription.OriginalSourceString;
break;
default:
break;
}
request.Camera.Config = new CameraConfigData()
{
FriendlyName = camera.VideoSourceDescription.FriendlyName,
OriginalSourceString = camera.VideoSourceDescription.OriginalSourceString,
SourceString = camera.VideoSourceDescription.SourceString,
FrameInterval = camera.VideoSourceDescription.FrameInterval,
FrameRate = camera.VideoSourceDescription.FrameRate,
UserName = camera.VideoSourceDescription.UserName,
Password = camera.VideoSourceDescription.Password,
UserAgent = camera.VideoSourceDescription.UserAgent,
};
if (camera.VideoSourceDescription.Resolution != null)
{
request.Camera.Config.Resolution = new ResolutionData()
{
Width = camera.VideoSourceDescription.Resolution.Width,
Height = camera.VideoSourceDescription.Resolution.Height
};
}
// 默认请求超时时间为1分钟
CreateCameraResponse response =
ServiceProvider.GetService <IDeviceConnectorService, IDeviceConnectorCallbackService>(
ViewModelLocator.ServiceClient,
ViewModelLocator.SelectedService.HostName,
ViewModelLocator.SelectedService.Uri.ToString()
).CreateCamera(request);
if (response.Camera != null)
{
e.Result = camera;
}
},
null, callback);
}
catch (Exception ex)
{
ExceptionHandler.Handle(ex);
}
}
