How to replace our video renderer with Microsoft's video renderer?

if we are developing our own renderer, then we have to make the media player to use our own
video renderer filter. what we have to do for it?
[HKEY_CLASSES_ROOT\CLSID\{70e102b0-5556-11ce-97c0-00aa0055595a}]
@="Video Renderer"
"Merit"=dword: 0x800000
and check its merit ;

Make our own Video Renderer filter's merit as follows
0x800000 + 1
Then Windows media player make use of our own video renderer filter;
Dshow loads filters based on merit; if the merit is high, then it will be preferred by the windows media player as well .
as Intelligent connect for connecting filters in a filtergraph.