GPL MPEG 1/2 Directshow Decoder Download
GPL MPEG 1/2 Decoder DirectShow is a tool that can be use to eliminate audio errors which occur when you start a video. If you see an alert at the movie start up: "This file contains an audio track in an unkown format. You may need to install a DirectShow Decoder for this audio format in order to hear the soundtrack on this file.", this means that the movie has a problem with the correct audio broadcasting.
With the help of GPL MPEG 1/2 Decoder DirectShow, the problem will be automatically resolved - just install the application. Supports most popular video formats such as MPEG and AVI.