/// <summary>
/// Create the local sender track from the current media track source if that source
/// is active and enabled. Otherwise do nothing.
/// </summary>
private void CreateSenderIfNeeded()
{
// Only create a sender track if the source is active, i.e. has an underlying frame source.
if (_senderTrack == null && _source != null && _source.isActiveAndEnabled)
{
if (MediaKind == MediaKind.Audio)
{
var audioSource = (_source as AudioTrackSource);
var initConfig = new LocalAudioTrackInitConfig
{
trackName = _senderTrackName
};
_senderTrack = LocalAudioTrack.CreateFromSource(audioSource.Source, initConfig);
}
else
{
Debug.Assert(MediaKind == MediaKind.Video);
var videoSource = (_source as VideoTrackSource);
var initConfig = new LocalVideoTrackInitConfig
{
trackName = _senderTrackName
};
_senderTrack = LocalVideoTrack.CreateFromSource(videoSource.Source, initConfig);
}
}
}
private void CreateSender()
{
Debug.Assert(_senderTrack == null);
if (MediaKind == MediaKind.Audio)
{
var audioSource = (AudioTrackSource)_source;
var initConfig = new LocalAudioTrackInitConfig
{
trackName = _senderTrackName
};
_senderTrack = LocalAudioTrack.CreateFromSource(audioSource.Source, initConfig);
}
else
{
Debug.Assert(MediaKind == MediaKind.Video);
var videoSource = (VideoTrackSource)_source;
var initConfig = new LocalVideoTrackInitConfig
{
trackName = _senderTrackName
};
_senderTrack = LocalVideoTrack.CreateFromSource(videoSource.Source, initConfig);
}
}
private void DestroySenderIfNeeded()
{
if (_senderTrack != null)
{
_senderTrack.Dispose();
_senderTrack = null;
}
}
private void DestroySender()
{
_senderTrack.Dispose();
_senderTrack = null;
}
