Delegate VideoAggregatorClassData.FindBestFormatCallback
public delegate void VideoAggregatorClassData.FindBestFormatCallback(IntPtr vagg, IntPtr downstreamCaps, IntPtr bestInfo, out bool atLeastOneAlpha)
public delegate void VideoAggregatorClassData.FindBestFormatCallback(IntPtr vagg, IntPtr downstreamCaps, IntPtr bestInfo, out bool atLeastOneAlpha)