CMX (file format)
Encyclopedia
The Connected Media Experience is a non-profit Standard-Setting Organization (SSO) formed to promote a technical standard for enhanced digital media packages. The specification for the package format is intended to be applicable to a variety of content types, including music, movies, news, books, and others. The working name “CMX” has been used in the past for this initiative.
Where possible, the package format is based on existing free and open technology. The package format: uses familiar codecs such as MP3, allows users to access files and content within a format package even if they don’t have a compatible player; and can apply to single tracks (in the case of music) or to entire albums. DRM is not part of the specification, but can be used for the files within the package at the discretion of the content provider.
While the details of the specification are not yet public, a general description of the package format are available at the Connected Media Experience Web site. As explained in the Technical Overview, CMX is principally made up of open source technologies, including:
Where possible, the package format is based on existing free and open technology. The package format: uses familiar codecs such as MP3, allows users to access files and content within a format package even if they don’t have a compatible player; and can apply to single tracks (in the case of music) or to entire albums. DRM is not part of the specification, but can be used for the files within the package at the discretion of the content provider.
While the details of the specification are not yet public, a general description of the package format are available at the Connected Media Experience Web site. As explained in the Technical Overview, CMX is principally made up of open source technologies, including:
- HTML5,
- CSSCSS-Computing:*Cascading Style Sheets, a language used to describe the style of document presentations in web development*Central Structure Store in the PHIGS 3D API*Closed source software, software that is not distributed with source code...
, - XMLXMLExtensible Markup Language is a set of rules for encoding documents in machine-readable form. It is defined in the XML 1.0 Specification produced by the W3C, and several other related specifications, all gratis open standards....
, and - JavaScriptJavaScriptJavaScript is a prototype-based scripting language that is dynamic, weakly typed and has first-class functions. It is a multi-paradigm language, supporting object-oriented, imperative, and functional programming styles....
.