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AC-3 Compressed Audio (Dolby Digital), Revision A
https://www.loc.gov/preservation/digital/formats/fdd/fdd000209.shtml
General: QT AC3 Codec provides information about a software component that permits AC-3 playback in QuickTime players.: History: See Dolby History (link available through Internet Archive).The following notes were taken from the 2010 specification cited below: "A/52 approved 10 November 1994; Annex A approved 12 April 1995, Annex B and Annex C approved …
ATSC Standard: Digital Audio Compression (AC-3, E …
https://www.atsc.org/wp-content/uploads/2015/03/A52-201212-17.pdf
ATSC A/52:2012 Digital Audio Compression Standard 17 December 2012 1 ATSC Standard: Digital Audio Compression (AC-3, E-AC-3) Advanced Television Systems Committee 1776 K Street, N.W. Washington, D.C. 20006 202-872-9160 Doc. A/52:2012 17 December 2012
A/52, Digital Audio Compression (AC-3) (E-AC-3) …
https://www.atsc.org/atsc-documents/a522012-digital-audio-compression-ac-3-e-ac-3-standard-12172012/
A/52, Digital Audio Compression (AC-3) (E-AC-3) Standard. This document specifies the coded representation of audio information and the decoding process, as well as information on the encoding process. The coded representation specified is suitable for use in digital audio transmission and storage applications, and may convey from 1 to 5 full ...
AC3 - VideoLAN Wiki
https://wiki.videolan.org/AC3/
First used in 1995 for movie theaters, Dolby Digital is now also considered the standard for high-quality audio for home theaters. The "AC3" name (without the hyphen) is often used to refer to any audio encoding which can be used for DVD encoding to match Dolby Digital's specification, but is not specifically licensed by Dolby.
AAC vs AC3: What’s the Difference and Which One to Choose?
https://www.videoconverterfactory.com/tips/aac-vs-ac3.html
AAC: Short for Advanced Audio Coding, AAC is an audio coding standard for lossy digital audio compression, a successor to MP3 but outshines MP3 in its performance(The higher compression efficiency gives AAC a better sound quality than MP3 at the same bit rate).It has up to 48 channels, yet it is often used in two-channel mode. AC3: Also known as Dolby Digital, AC3 …
Streaming specifications | Roku Developer
https://developer.roku.com/docs/specs/media/streaming-specifications.md#!
Passthrough: DTS. The most common audio codecs for video content are AAC, AC3, E-AC3, and DTS. It is strongly recommended that content with multichannel audio (i.e., 5.1, 7.1 channels) be made available in Dolby Digital Plus (E-AC3). This is the preferred multichannel format for streaming on Roku's Dolby Digital Plus-enabled devices. AAC.
Codec Mappings - Matroska
https://www.matroska.org/technical/codec_specs.html
Description: The ac3 frame header has, similar to the mpeg-audio header a version field. Normal ac3 is defined as bitstream id 8 (5 Bits, numbers are 0-15). Everything below 8 is still compatible with all decoders that handle 8 correctly. Everything …
AC3 - Wikipedia
https://en.wikipedia.org/wiki/Ac3
Dolby AC-3, Dolby Digital audio codec. AC-3 algorithm (Arc Consistency Algorithm 3), one of a series of algorithms used for the solution of constraint satisfaction problems. (35414) 1998 AC3, a minor planet. AC-3, an IEC utilization category. AC3 (All Content Creators Currency), a cryptocurrency aimed at content creators.
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