Codec Pack All in 1 is a tool to install in your PC all the most famous codecs in the market to visualize your multimedia files with no problems.This piece of software has all the most popular codes to visualize or listen to the audio and video files that your player can’t reproduce alone. This software includes the following codes: DivX, XviD, FFDShow, MPEG2, DVobSub, OGG Vorbis, AC3.