K-Lite Codec Pack is a collection of audio and video components for Microsoft Windows that enables the operating system and its software
to play back various audio and video formats generally not supported by
the operating system itself. K-Lite Codec Pack also includes several
related tools, including Media Player Classic, GSpot Codec Information Appliance, and Codec Tweak Tool. Mega: The K-Lite Mega Codec Pack is a combination of K-Lite Codec Pack Full
and fourteen additional components not present in any other edition.
Amongst these components, there is the original Media Player Classic as
well as Media Player Classic Home Cinema, GSpot Codec Information Appliance, and FourCC Changer.
The player handles a wide range of audio, video and subtitles formats and allows one to capture audio, video, and screenshots.
It provides both internal and external filters with a fully controlled
environment in terms of connections to other splitters, decoders, audio/video transform filters and renderers without grappling with the DirectShow merit system (a system of selecting and prioritizing codecs across the entire Windows operating system[12]).
Internal filters are not registered into the system's registry to
prevent the operating system from confusing system filters with
K-Multimedia Player's filters The player can set many audio and video effects, slow down or increase playback speed, select parts of a video
as favorites, do various A-B repeats, remap the keys of remote
interface for HTPC including overlay screen controls, and change a skin
dynamically depending on a media type playing. KMP is completely
customizable thanks to a wide selection of skins and color schemes, as
well extensive the configuration options.[13]