WTV is a format for videos recorded by Windows Media Center where video is encoded by MPEG-2, MPEG-4 or h.264 and audio – by MPEG-1 Layer II or Dolby Digital AC-3. WTV file can contain video, audio, text and other data. The container replaced DVR-MS that was used by previous versions of the Windows program. WTV supports DRM that allows protection of the content by its owner.

MXF is a media container developed by SMPTE association for professional use. MXF implements subset of Advanced Authoring Format (AAF) data model and nowadays become a standard in professional non-linear video editing. MXF files can be compressed with almost any codec and easily converted to any popular video format. Worth noting that Sony's, Panasonic's and Canon's implementation of this format carries a lot of incompatibilities, that was a big flaw of this container. These issues were addressed in the 2009 version of the standard.