/// <summary>
/// Updates or restores the audio playback of the playing audio input device.
/// </summary>
public int Update()
{
if (_base._micMode)
{
_base._lastError = Player.NO_ERROR;
_base.AV_UpdateTopology();
}
else
{
_base._lastError = HResult.MF_E_VIDEO_RECORDING_DEVICE_INVALIDATED;
}
return((int)_base._lastError);
}
/// <summary>
/// Updates or restores the audio and video playback of the playing webcam.
/// </summary>
public int Update()
{
if (_base._webcamMode)
{
_base.AV_UpdateTopology();
if (_base._hasOverlay)
{
_base.AV_ShowOverlay();
}
_base._lastError = Player.NO_ERROR;
}
else
{
_base._lastError = HResult.MF_E_VIDEO_RECORDING_DEVICE_INVALIDATED;
}
return((int)_base._lastError);
}
/// <summary>
/// Updates the video image on the player's display window. For special use only, generally not required.
/// </summary>
public int Update()
{
_base._lastError = Player.NO_ERROR;
if (_base._webcamMode)
{
_base.AV_UpdateTopology();
if (_base._hasOverlay)
{
_base.AV_ShowOverlay();
}
}
else if (_base.mf_VideoDisplayControl != null)
{
_base.mf_VideoDisplayControl.RepaintVideo();
}
else
{
_base._lastError = HResult.MF_E_NOT_AVAILABLE;
}
return((int)_base._lastError);
}
