It depends on the media player you use. If you are using BsPlayer/Zoomplayer, for instance, you can see which codecs are being used by seeing the filter properties (in ZoomPlayer, its in the context ...

ORLANDO, Fla.—“All I need is a QuickTime file.” How many times have you heard this from a client? Unfortunately, that’s not enough information. Here are the reasons why. Digital files consist of ...

This article assumes a basic understanding of video compression algorithms. For an intro to video coders, see How video compression works. This article is an introduction to On2's VP6 codec, one of ...