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K-Lite Codec Pack is a collection of codecs, DirectShow filters and tools. Codecs and DirectShow filters are needed for encoding and decoding (playing) audio and video formats. The K-Lite Codec Pack is designed as a user-friendly solution for playing all your movie files. With the K-Lite Codec Pack you should be able to play all the popular audio and video formats and even some rare formats.
The K-Lite Codec Pack always very up-to-date with the newest (and/or best) versions of the components. The installation is fully customizable, meaning that you are able install exactly those components that you really want. Uninstallation removes all files and registry entries created by the pack. It is extremely easy to make a fully customized unattended installation. It tries to avoid potential problems with existing codecs and even fixes some problems. The pack is able to detect broken codecs and filters on your system, and remove them for you. It is a very complete package, containing everything you need to play your movies. Suitable for both novice and expert users. The K-Lite Codec Pack works on Windows 2000/XP/2003/XP64/Vista.

Features of K-Lite Mega Codec Pack:
Player:
* Media Player Classic Home Cinema [version 1.2.1005.0]
* Media Player Classic [version 6.4.9.1 rev. 98]
ffdshow:
* ffdshow [revision 2732]
* ffdshow VFW interface
* extra plugins
DirectShow video decoding filters:
* XviD [version 1.2.1]
* DivX [version 6.8.5]
* On2 VP6 [version 6.4.2.0]
* On2 VP7 [version 7.0.10.0]
* MPEG-2 (Cyberlink) [version 8.2.0.1211]
* MPEG-2 (Gabest) [version 1.0.0.4]
DirectShow audio decoding filters:
* AC3/DTS/LPCM (AC3Filter) [version 1.51a]
* Vorbis (CoreVorbis) [version 1.1.0.79]
* AAC (MONOGRAM) [version 0.9.5.0]
DirectShow audio parsers:
* FLAC (madFLAC) [version 1.8]
* WavPack (CoreWavPack) [version 1.1.1]
* MusePack (MONOGRAM) [version 0.9.2.0 | 0.4.0.0]
* Monkey's Audio (DCoder) [version 1.0]
* OptimFROG (RadLight) [version 1.0.0.1]
* AMR (MONOGRAM) [version 1.0.1.0]
* DC-Bass Source [version 1.2.0]
* AC3/DTS Source (AC3File) [version 0.5b]
DirectShow source filters:
* AVI splitter (Gabest) [version 1.0.0.9]
* AVI splitter (Haali Media Splitter) [version 1.9.42.1]
* MP4 splitter (Haali Media Splitter) [version 1.9.42.1]
* MP4 splitter (Gabest) [version 1.0.0.5]
* Matroska splitter (Haali Media Splitter) [version 1.9.42.1]
* Matroska splitter (Gabest) [version 1.0.3.1]
* Ogg splitter (Haali Media Splitter) [version 1.9.42.1]
* Ogg splitter (Gabest) [version 1.2.997.0]
* MPEG PS/TS splitter (Haali Media Splitter) [version 1.9.42.1]
* MPEG PS/TS splitter (Gabest) [version 1.2.997.0]
* FLV splitter (Gabest) [version 1.0.0.5]
* CDXA Reader (Gabest) [version 1.0.0.2]
DirectShow subtitle filter:
* DirectVobSub (a.k.a. VSFilter) [version 2.39.5.1]
* DirectVobSub (a.k.a. VSFilter) [version 2.33]
Other filters:
* Haali Video Renderer [version 1.9.42.1]
VFW video codecs:
* XviD [version 1.2.1]
* DivX [version 6.8.5]
* x264 [revision 1114]
* On2 VP6 [version 6.4.2.0]
* On2 VP7 [version 7.0.10.0]
* Intel Indeo 4 [version 4.51.16.2]
* Intel Indeo 5 [version 5.2562.15.54]
* Intel I.263 [version 2.55.1.16]
* huffyuv [version 2.1.1 CCE Patch 0.2.5]
* YV12 (Helix) [version 1.2]
ACM audio codecs:
* MP3 (Fraunhofer) [version 3.4.0.0]
* MP3 (LAME) [version 3.98.2]
* AC3ACM [version 1.4]
* Vorbis [version 0.0.3.6]
* DivX ;) Audio [version 4.2.0.0]
Real Alternative:
* RealMedia codecs [version 6.0.14.826]
* RealMedia plugin for Internet Explorer
* RealMedia plugin for Firefox/Mozilla/Netscape/Opera/Chrome
* RealMedia DirectShow splitter [version 1.0.1.2]
Tools:
* Codec Tweak Tool [version 2.3.4]
* GSpot Codec Information Appliance [version 2.70a]
* MediaInfo Lite [version 0.7.11]
* VobSubStrip [version 0.11]
* GraphStudio [version 0.3.1.0]
* Haali Muxer
* FourCC Changer
* Bitrate Calculator

Changes K-Lite Mega Codec Pack 4.7.0 | (2009-02-26):
* Updated Media Player Classic Homecinema to version 1.2.1005.0
* Updated Media Player Classic to version 6.4.9.1 rev. 98
* Updated ffdshow to revision 2732
* Updated Gabest MPEG splitter to version 1.2.997.0
* Updated Gabest Ogg splitter to version 1.2.997.0
* Updated DirectVobSub to version 2.39.5.1
* Updated x264VFW to revision 1114
* Updated MediaInfo Lite to version 0.7.11
* Fixed small issue with internal filter configuration in MPC
* Fixed file association issue when using regular the version of MPC
* Fixed crash with DVD playback that was present in version 4.6.2
* Minor changes