public Camera BuildCamera(CameraProfile profile, CameraConfig config, byte[] thumbnail)
{
lock (_accessLock)
{
// 检查给定的源是否存在
if (profile.FilterType == FilterType.LocalCamera ||
profile.FilterType == FilterType.LocalDesktop)
{
if (!Locator.Get <IFilterManager>().IsFilterExist(profile.FilterType, profile.FilterId))
{
throw new FilterNotFoundException(string.Format(CultureInfo.InvariantCulture,
"Cannot find filter by type [{0}] and id [{1}].",
profile.FilterType, profile.FilterId));
}
}
Camera camera = _cameras.Find(c => c.Id == profile.Id);
if (camera == null)
{
camera = CameraBuilder.Create(profile, config);
_cameras.Add(camera);
camera.Thumbnail = thumbnail;
}
return(camera);
}
}
public Camera UpdateCamera(string cameraId, string cameraName, string description, string tags)
{
lock (_accessLock)
{
Camera camera = _cameras.Find(c => c.Id == cameraId);
if (camera != null)
{
camera.Profile.Name = cameraName;
camera.Profile.Description = description;
camera.Profile.Tags = tags;
Locator.Get <ICameraRepository>().Save(CameraBuilder.Translate(camera));
}
return(camera);
}
}
public Camera CreateCamera(CameraProfile profile, CameraConfig config)
{
lock (_accessLock)
{
// 检查给定的源是否存在
if (profile.FilterType == FilterType.LocalCamera ||
profile.FilterType == FilterType.LocalDesktop)
{
if (!Locator.Get <IFilterManager>().IsFilterExist(profile.FilterType, profile.FilterId))
{
throw new FilterNotFoundException(string.Format(CultureInfo.InvariantCulture,
"Cannot find filter by type [{0}] and id [{1}].",
profile.FilterType, profile.FilterId));
}
}
else if (profile.FilterType == FilterType.LocalAVIFile)
{
if (!File.Exists(profile.FilterId))
{
throw new FilterNotFoundException(string.Format(CultureInfo.InvariantCulture,
"Cannot find filter by type [{0}] and id [{1}].",
profile.FilterType, profile.FilterId));
}
}
// 构造摄像机
Camera camera = _cameras.Find(c => c.Id == profile.Id);
if (camera == null)
{
camera = CameraBuilder.Create(profile, config);
_cameras.Add(camera);
camera.Thumbnail = Locator.Get <IStreamingManager>().GetCameraSnapshot(camera.Id);
Locator.Get <ICameraRepository>().Save(CameraBuilder.Translate(camera));
}
return(camera);
}
}
private static void LoadCamera()
{
// get local filters
List <DesktopFilter> desktopFilters = Locator.Get <IFilterManager>().GetDesktopFilters().ToList();
List <CameraFilter> cameraFilters = Locator.Get <IFilterManager>().GetCameraFilters().ToList();
// get cameras from db and published status
List <CameraData> cameraDatas = Locator.Get <ICameraRepository>().FindAll().ToList();
List <PublishedCameraData> publishedCameraDatas = Locator.Get <IPublishedCameraRepository>().FindAll().ToList();
// matching local filters and db cameras
foreach (var camera in cameraDatas)
{
if ((FilterType)camera.Profile.FilterType == FilterType.LocalDesktop ||
(FilterType)camera.Profile.FilterType == FilterType.LocalCamera)
{
IFilter filter = null;
if ((FilterType)camera.Profile.FilterType == FilterType.LocalDesktop)
{
filter = desktopFilters.FirstOrDefault(d => d.Id == camera.Profile.FilterId);
}
else if ((FilterType)camera.Profile.FilterType == FilterType.LocalCamera)
{
filter = cameraFilters.FirstOrDefault(d => d.Id == camera.Profile.FilterId);
}
if (filter != null)
{
CameraProfile profile = CameraBuilder.FromFilter(camera.Id, filter);
profile.Name = camera.Profile.Name;
profile.Description = camera.Profile.Description;
profile.Tags = camera.Profile.Tags;
Locator.Get <ICameraManager>().BuildCamera(
profile,
CameraBuilder.Translate(camera.Config),
camera.Thumbnail);
}
else
{
// camera filter is not found, maybe it has been removed, this camera is invalid
Locator.Get <ICameraRepository>().Remove(camera.Id);
}
}
else
{
// AVIFile, JPEG, MJPEG
Locator.Get <ICameraManager>().BuildCamera(
CameraBuilder.Translate(camera.Profile),
CameraBuilder.Translate(camera.Config),
camera.Thumbnail);
}
}
foreach (var item in publishedCameraDatas)
{
Camera camera = Locator.Get <ICameraManager>().GetCamera(item.Id);
if (camera != null)
{
if (item.Destinations != null && item.Destinations.Count > 0)
{
Locator.Get <IStreamingManager>().PublishCamera(camera.Id,
(from d in item.Destinations select new PublishDestination(d.Address, d.Port)).ToList());
}
}
else
{
// camera filter is not found, maybe it has been removed, this camera is invalid
Locator.Get <IPublishedCameraRepository>().Remove(item.Id);
}
}
}
