DivX Tech Preview - MKV on Windows 7 - Page 2

That update is for Vista and HTML 5.

Sure, but it achieves that by updating the Media Foundation to enable playback of MP4 files, H.264 files, and AAC files.

In other words, we now have "Media Foundation H.264 and AAC decoders that work on Vista".

I'm not saying it will work, just that it appears to fulfill the requirements as stated.

But the result is: no dice. Clearly it takes more than just having the Medium Foundation support decoding of h264 and aac.