public bool TryGet(AccountModel accountModel, VideoBoxType videoBoxType, MediaType mediaType, out VideoBox videoBox)
{
videoBox = null;
try
{
Monitor.Enter(_items);
foreach (var item in _items.Values.Where(m => m.VideoBoxType == videoBoxType))
{
if (videoBox == null && item.AccountResource == null)
{
videoBox = item;
}
if (item.AccountResource?.AccountModel.AccountId == accountModel.AccountId)
{
videoBox = item;
}
}
if (videoBox != null)
{
videoBox.AccountResource = new AccountResource(accountModel, 0, mediaType);
videoBox.Sequence = _items.Values.DefaultIfEmpty().Max(v => v.Sequence) + 1;
}
}
finally
{
Monitor.Exit(_items);
}
return(videoBox != null);
}
public static bool TryConvertVideoBoxType(this MediaType mediaType, out VideoBoxType videoBoxType)
{
var result = false;
videoBoxType = VideoBoxType.None;
switch (mediaType)
{
case MediaType.Camera:
videoBoxType = VideoBoxType.Camera;
result = true;
break;
case MediaType.Microphone:
break;
case MediaType.VideoDoc:
videoBoxType = VideoBoxType.DataCard;
result = true;
break;
case MediaType.AudioDoc:
break;
case MediaType.VideoCaptureCard:
videoBoxType = VideoBoxType.WinCapture;
result = true;
break;
case MediaType.AudioCaptureCard:
break;
case MediaType.StreamMedia:
break;
case MediaType.File:
break;
case MediaType.WhiteBoard:
break;
case MediaType.RemoteControl:
break;
case MediaType.MediaTypeMax:
break;
}
return(result);
}
public void Release(int accountId, VideoBoxType videoBoxType)
{
try
{
Monitor.Enter(_items);
foreach (var item in _items.Values.Where(
m => m.AccountResource?.AccountModel.AccountId == accountId &&
m.VideoBoxType == videoBoxType))
{
_eventAggregator.GetEvent <VideoBoxRemovedEvent>().Publish(item);
item.AccountResource = null;
}
}
finally
{
Monitor.Exit(_items);
}
}
public static void SetVideoBoxType(DependencyObject d, VideoBoxType boxType)
{
d.SetValue(VideoBoxTypeProperty, boxType);
}