MPEG Multichannel

7.1 channelsMultichannel support
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.wikipedia
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MPEG-1 Audio Layer II

MP22II
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.
Multichannel support - up to 5 full range audio channels and an LFE-channel (Low Frequency Enhancement channel)

MPEG-2

MPEG2DVDH.262 / MPEG-2 Part 2 video
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.
multichannel encoding with up to 5.1 channels, a.k.a. MPEG Multichannel

Super Video CD

SVCDChina Video DiscChina Video Disc (CVD)
The Super Video CD (SVCD) standard supports MPEG Multichannel.
Audio may have up to 6 channels (in a 5.1 arrangement) using the MPEG Multichannel surround sound format, although space constraints and inconsistent hardware support make it impractical, and very uncommon.

MPEG-1

MPG.mpgMPEG-1 Part 2
MPEG-1
The DVD-Video standard originally required MPEG-1 Layer II audio for PAL countries, but was changed to allow AC-3/Dolby Digital-only discs. MPEG-1 Layer II audio is still allowed on DVDs, although newer extensions to the format, like MPEG Multichannel, are rarely supported.

TooLAME

TooLAME
MCTooLAME: TooLAME fork with MPEG Multichannel 5.1-channel surround sound encoding: http://mctoolame.sourceforge.net/

Sound

audiosound wavesound waves
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.

International Organization for Standardization

ISOInternational Organization for Standardization (ISO)ISO standard
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.

International Electrotechnical Commission

IECInternational Electrotechnical Commission (IEC)(IEC)
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.

Surround sound

Surround5.1 surround sound5.1
MPEG Multichannel is an extension to the MPEG-1 Layer II audio compression specification, as defined in the MPEG-2 Audio standard (ISO/IEC 13818-3) which allows it provide up to 5.1-channels (surround sound) of audio.

DVD

DVD-ROMDVDsvideo album
It was originally a mandatory part of the DVD specification for European DVDs, but was dropped in late 1997, and is rarely used as a result.

ATSC standards

ATSCdigitaldigital facilities
MPEG Multichannel audio was proposed for use in the ATSC digital TV broadcasting standard, but Dolby Digital (aka.

Digital television

digitaldigital TVDTV
MPEG Multichannel audio was proposed for use in the ATSC digital TV broadcasting standard, but Dolby Digital (aka.

Dolby Digital

Dolby Digital 5.1AC3AC-3
MPEG Multichannel audio was proposed for use in the ATSC digital TV broadcasting standard, but Dolby Digital (aka.

Massachusetts Institute of Technology

MITMassachusetts Institute of Technology (MIT)M.I.T.
This is a matter of significant controversy, as it has been revealed that the organizations (The Massachusetts Institute of Technology and Zenith Electronics) behind 2 of the 4 voting board members received tens of millions of dollars of compensation from secret deals with Dolby Laboratories in exchange for their votes.

Zenith Electronics

ZenithZenith Radio CorporationZenith Radio Company
This is a matter of significant controversy, as it has been revealed that the organizations (The Massachusetts Institute of Technology and Zenith Electronics) behind 2 of the 4 voting board members received tens of millions of dollars of compensation from secret deals with Dolby Laboratories in exchange for their votes.

Dolby Laboratories

DolbyDolby VisionDolby Labs
This is a matter of significant controversy, as it has been revealed that the organizations (The Massachusetts Institute of Technology and Zenith Electronics) behind 2 of the 4 voting board members received tens of millions of dollars of compensation from secret deals with Dolby Laboratories in exchange for their votes.

DVD-Video

DVDDVDsextra features
MP2: 48 kHz sampling rate, 1 to 7.1 channels, up to 912 kbit/s.

MPEG-2 Part 3

Part 3
MPEG Multichannel - It enhances MPEG-1's audio by allowing the coding of audio programs with more than two channels, up to 5.1 multichannel. This method is backwards-compatible (also known as MPEG-2 BC ), allowing MPEG-1 audio decoders to decode the two main stereo components of the presentation.

AC3Filter

AC3
It can decode the audio formats AC3, DTS, and MPEG Multichannel.