public void UserOfflineHandlerUI(uint uid) { richTextBox1.Text += String.Format("UserOfflineHandlerUI: {0}\n", uid); if (remote_video_map_.ContainsKey(uid)) { remote_video_map_.Remove(uid); } if (is_client_broadcaster_ && uid != 10000) { re_.MuteGameAudioStream(false); richTextBox1.Text += String.Format("call MuteGameAudioStream: false\n", uid); } }