/// <summary>
/// Rewinds the playback position of the playing media to its (adjustable) start time. See also: Player.Media.StartTime.
/// </summary>
public int Rewind()
{
if (!_base._fileMode || !_base._playing)
{
_base._lastError = HResult.MF_E_NOT_AVAILABLE;
}
else
{
_base.SetPosition(_base._startTime);
}
return((int)_base._lastError);
}