A demultiplexer for digital media

file File or filing may refer to: Mechanical tools and processes * File (tool), a tool used to ''remove'' fine amounts of material from a workpiece ** Filing (metalworking), a material removal process in manufacturing ** Nail file, a tool used to g ...

s, or media demultiplexer, also called a file splitter by

laymen In religious organizations, the laity () consists of all members who are not part of the clergy, usually including any non-ordained members of religious orders, e.g. a nun or a lay brother. In both religious and wider secular usage, a layperson ...

or consumer software providers, is

software Software is a set of computer programs and associated software documentation, documentation and data (computing), data. This is in contrast to Computer hardware, hardware, from which the system is built and which actually performs the work. ...

that

demultiplex In telecommunications and computer networking, multiplexing (sometimes contracted to muxing) is a method by which multiple analog or digital signals are combined into one signal over a shared medium. The aim is to share a scarce resource - a ...

es individual

elementary stream An elementary stream (ES) as defined by the MPEG communication protocol is usually the output of an audio encoder or video encoder. An ES contains only one kind of data (e.g. audio, video, or closed caption). An elementary stream is often referred ...

s of a media file, ''e.g.'',

audio Audio most commonly refers to sound, as it is transmitted in signal form. It may also refer to: Sound *Audio signal, an electrical representation of sound *Audio frequency, a frequency in the audio spectrum * Digital audio, representation of soun ...

video Video is an Electronics, electronic medium for the recording, copying, playback, broadcasting, and display of moving picture, moving image, visual Media (communication), media. Video was first developed for mechanical television systems, whi ...

, or subtitles and sends them to their respective decoders for actual decoding. Media demultiplexers are not decoders themselves, but are format container handlers that separate media streams from a (container) file and supply them to their respective audio, video, or subtitles decoders.

Notable file splitters

Microsoft Microsoft Corporation is an American multinational corporation, multinational technology company, technology corporation producing Software, computer software, consumer electronics, personal computers, and related services headquartered at th ...

AVI splitter - Part of Microsoft Windows. * Haali Media Splitter - demultiplexes MP4 (

MPEG-4 MPEG-4 is a group of international standards for the compression of digital audio and visual data, multimedia systems, and file storage formats. It was originally introduced in late 1998 as a group of audio and video coding formats and related ...

), M2TS (

MPEG transport stream MPEG transport stream (MPEG-TS, MTS) or simply transport stream (TS) is a standard digital container format for transmission and storage of audio, video, and Program and System Information Protocol (PSIP) data. It is used in broadcast syste ...

) and MKV (

Matroska Matroska is a project to create a container format that can hold an unlimited number of video, audio, picture, or subtitle tracks in one file. The Matroska Multimedia Container is similar in concept to other containers like AVI, MP4, or Advan ...

) files. *

FLV Flash Video is a container file format used to deliver digital video content (e.g., TV shows, movies, etc.) over the Internet using Adobe Flash Player version 6 and newer. Flash Video content may also be embedded within SWF files. There ar ...

Splitter - demultiplexes

Flash video Flash Video is a container file format used to deliver digital video content (e.g., TV shows, movies, etc.) over the Internet using Adobe Flash Player version 6 and newer. Flash Video content may also be embedded within SWF files. There ...

files. * Gabest splitter (part of Media Player Classic) - demultiplexes e.g. 3GP, MP4 * LAV Splitter - part of the LAV Filters project (open source DirectShow media splitter and decoders). * libavformat (part of the

FFmpeg FFmpeg is a free and open-source software project consisting of a suite of libraries and programs for handling video, audio, and other multimedia files and streams. At its core is the command-line ffmpeg tool itself, designed for processing of ...

project) - demultiplexes many formats e.g. 3GP, ASF, AVI, FLV, SWF, M2TS, MKV, MOV, MP4, MPG, NSV, NUT, Ogg, RM, AIFF, AU, WAV, etc. ** e.g. used in

MPlayer MPlayer is a free and open-source media player software application. It is available for Linux, OS X and Microsoft Windows. Versions for OS/2, Syllable, AmigaOS, MorphOS and AROS Research Operating System are also available. A port for ...

and

GOM Player GOM Player is a media player for Windows, developed by GOM & Company. With more than 100 million downloads, it is also known as the most used player in South Korea. Its main features include the ability to play some broken media files and find ...

* libvlc (part of

VideoLAN VideoLAN is a Nonprofit organization, non-profit organization which software development, develops software for playing video and other media formats. It originally developed two computer program, programs for media streaming media, streaming, ...

project and

VLC Media Player VLC media player (previously the VideoLAN Client and commonly known as simply VLC) is a free and open-source, portable, cross-platform media player software and streaming media server developed by the VideoLAN project. VLC is available for d ...

) - demultiplexes many formats e.g. MPEG transport stream, MPEG program stream, MP4, MOV, 3GP, Ogg, OGM, ASF, WMV, WMA, MKV, FLV, etc. *

Nero Nero Claudius Caesar Augustus Germanicus ( ; born Lucius Domitius Ahenobarbus; 15 December AD 37 – 9 June AD 68), was the fifth Roman emperor and final emperor of the Julio-Claudian dynasty, reigning from AD 54 unt ...

Splitter *

Ogg Ogg is a free, open container format maintained by the Xiph.Org Foundation. The authors of the Ogg format state that it is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high-quality di ...

DirectShow FiltersXiph.or
Directshow Filters for Ogg Vorbis, Speex, Theora and FLAC
Retrieved 2009-09-02 - demultiplexes Ogg container * tsMuxeR, using the Demux output option * MP4Box, command line MP4 multiplexer/demultiplexer with GUIs like My MP4Box

Playback issues

Playback difficulties (such as no playback, no audio, or no video) may result from several or

legacy In law, a legacy is something held and transferred to someone as their inheritance, as by will and testament. Personal effects, family property, marriage property or collective property gained by will of real property. Legacy or legacies may refer ...

file splitters for a particular file format being installed on an

operating system An operating system (OS) is system software that manages computer hardware, software resources, and provides common daemon (computing), services for computer programs. Time-sharing operating systems scheduler (computing), schedule tasks for ef ...

. This causes

decoder Decoder may refer to: Technology * Audio decoder converts digital audio to analog form * Binary decoder, digital circuits such as 1-of-N and seven-segment decoders * Decompress (compression decoder), converts compressed data (e.g., audio/video/im ...

-to-file-splitter mismatch resulting in playback failure on media players.

References

External links

* {{Compression Software Implementations Broadcast engineering Multiplexing Free multimedia codecs, containers, and splitters

Notable file splitters

Playback issues

See also

References

External links