Directshow audio filter

Hi, I want to play an AVI with 2 audio streams on Windows XP Mediacenter and hear only 1 track. The track can be MP3 or AC3 encoded. I am thinking about one directshow module with 2 audio in and 1 audio out. This is the GRAPH: AVI File -- AVI SPLIT-- Stream 1(Video)-- Video decoder... -- Stream 2 (Audio) -- NEWMODULE-- Audio decoder... -- Stream 3 (Audio) ---NEWMODULE Also I want to select track2(Audio) or track3(Audio) on some kind of menu.. Thanks!! ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows (depending on the nature of the deliverables): a) For web sites or other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform Windows XP Mediacenter 2005