internal void StopVideo()
{
//removes video from the conversation
AsyncCallback callback = new AsyncOperationHandler(videoChannel.EndStop).Callback;
try
{
videoChannel.BeginStop(callback, null);
}
catch (LyncClientException lyncClientException)
{
Console.WriteLine(lyncClientException);
}
catch (SystemException systemException)
{
if (Utilities.IsLyncException(systemException))
{
// Log the exception thrown by the Lync Model API.
Console.WriteLine("Error: " + systemException);
}
else
{
// Rethrow the SystemException which did not come from the Lync Model API.
throw;
}
}
}
/// <summary>
/// 关闭音视频
/// </summary>
public static void Close_AV(ConversationWindow conversationWindow)
{
try
{
AVModality avModality = (AVModality)conversationWindow.Conversation.SelfParticipant.Modalities[ModalityTypes.AudioVideo];
if (avModality != null)
{
AudioChannel audioChannel = avModality.AudioChannel;
if (audioChannel != null && audioChannel.CanInvoke(ChannelAction.Stop))
{
audioChannel.BeginStop(null, null);
}
VideoChannel videoChannel = avModality.VideoChannel;
if (videoChannel != null && videoChannel.CanInvoke(ChannelAction.Stop))
{
videoChannel.BeginStop(null, null);
}
}
}
catch (Exception ex)
{
LogManage.WriteLog(typeof(LyncHelper), ex);
}
finally
{
}
}
