private IVideoWindow FindIVideoWindow(UCC_MEDIA_DIRECTIONS mediaDirection)
{
if (this.UccSession != null && this.UccSession.Participants != null)
{
foreach (IUccAudioVideoSessionParticipant participant in this.UccSession.Participants)
{
IUccVideoMediaChannel channel = this.FindMediaChannel <IUccVideoMediaChannel>(participant);
if (channel != null)
{
IVideoWindow ivideoWindow = channel.get_VideoWindow(mediaDirection);
if (ivideoWindow != null)
{
return(ivideoWindow);
}
}
}
}
return(null);
}
protected virtual void OnNegotiatedMediaChanged(IUccMediaChannel eventSource, UCC_MEDIA_DIRECTIONS oldMediaDirection, UCC_MEDIA_DIRECTIONS newMediaDirection)
{
if ((eventSource.MediaType & UCC_MEDIA_TYPES.UCCMT_VIDEO) == UCC_MEDIA_TYPES.UCCMT_VIDEO)
{
this.VideoOutChannelCount +=
GetMediaDeltaCount(UCC_MEDIA_DIRECTIONS.UCCMD_SEND, oldMediaDirection, newMediaDirection);
this.VideoInChannelCount +=
GetMediaDeltaCount(UCC_MEDIA_DIRECTIONS.UCCMD_RECEIVE, oldMediaDirection, newMediaDirection);
}
if ((eventSource.MediaType & UCC_MEDIA_TYPES.UCCMT_AUDIO) == UCC_MEDIA_TYPES.UCCMT_AUDIO)
{
this.AudioOutChannelCount +=
GetMediaDeltaCount(UCC_MEDIA_DIRECTIONS.UCCMD_SEND, oldMediaDirection, newMediaDirection);
this.AudioInChannelCount +=
GetMediaDeltaCount(UCC_MEDIA_DIRECTIONS.UCCMD_RECEIVE, oldMediaDirection, newMediaDirection);
}
}
private int GetMediaDeltaCount(UCC_MEDIA_DIRECTIONS direction, UCC_MEDIA_DIRECTIONS oldMediaDirection, UCC_MEDIA_DIRECTIONS newMediaDirection)
{
return((((newMediaDirection & direction) != 0) ? 1 : 0) +
(((oldMediaDirection & direction) != 0) ? -1 : 0));
}
