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Technical Paper, Dolby Digital Plus
https://professional.dolby.com/globalassets/dolby-digital-plus/dolby-digital-plus-audio-coding-tech-paper.pdf
Technical Paper Dolby® Digital Plus Audio Coding Dolby® Digital Plus is an advanced, more capable digital audio codec based on the Dolby Digital (AC-3) system that was introduced first for use on 35 mm theatrical films and then chosen for consumer formats that include DVD,
ATSC 3.0 Dolby Audio Handbook
https://professional.dolby.com/siteassets/tv/home/dolby-vision/dolby_atsc3_hdbk_digi_v04_share.pdf
ATSC 3.0-specified AC-4 audio compression is two generations ahead of AC-3, the audio codec for ATSC 1.0. But AC-4 can still be used to deliver existing use cases from ATSC 1.0. ... If the incoming audio presented to the Dolby AC-4 encoder has previously been produced or adjusted to a target loudness level by a trusted device, this can be ...
TrueHD Technical Paper Dolby® TrueHD Audio …
https://www.dolby.com/uploadedFiles/Assets/US/Doc/Professional/TrueHD_Tech_Paper_Final.pdf
MLP Lossless™ technology for a new role as a movie soundtrack codec on HD discs. In addition to implementing a variety of technical revisions and extensions, we have also distinguished this enhanced version with a new name: Dolby TrueHD. Dolby TrueHD assures pure lossless audio performance, bit-for-bit identical to
Audio for Next-Generation Broadcast Services: The …
https://www.dolby.com/uploadedFiles/Assets/US/Doc/Professional/ms10-decoder-tech-paper.pdf
Dolby Pulse is an enhanced and optimized implementation of the MPEG-4 AAC family of audio codecs. It is designed by Dolby to bring additional functionality, flexibility, and reliability to the format while remaining fully backward- and forward-compatible with MPEG-4 AAC, MPEG-4 HE AAC, and MPEG-4 HE AAC v.2 as defined in ISO/IEC 14496-3:2005.
Dolby Vision streams within the MPEG-DASH format
https://professional.dolby.com/siteassets/pdfs/dolbyvisioninmpegdashspecification_v2_0_public_20190107.pdf
Profile ID BL codec Dolby Vision fourCC string 5 10-bit HEVC dvhe or dvh1 8 10-bit HEVC dvhe or dvh1 In this table, • BL codec, 10-bit HEVC, indicates H.265 main10 profile. • Dolby Vision FourCC string is the codec fourCC string used within the CODEC tag. Dolby Vision codecs use strings begin with d. As defined in Dolby Vision Streams Within the
Dolby Encoding Engine User's Guide
https://developer.dolby.com/globalassets/professional/product-manuals/dolbyencodingengineusersguide.pdf
The Dolby Encoding Engine is a stand-alone application for encoding audio and video Dolby formats from file-based input. Dolby Encoding Engine is a modular and scalable solution that enables Dolby next-generation imaging and audio experiences through its encoding capabilities. Dolby Encoding Engine operates with the use of a command-line ...
EBU Evaluations of Multichannel Audio Codecs
https://tech.ebu.ch/docs/tech/tech3339.pdf
EBU Tech 3339 Evaluations of Multichannel Audio Codecs – Phase 3 Dolby Digital bitstream was fed directly into the Dolby Digital decoder, which produced three AES digital stereo outputs. This encoder operated in real time. All software codecs had been installed on a Windows XP PC with a 2.4 Hz CPU and 512 Mbyte of
Dolby Metadata Guide
https://developer.dolby.com/globalassets/professional/documents/dolby-metadata-guide.pdf
encoded audio, and each program's metadata. The Dolby Digital bitstream contains a single program’s encoded audio and corresponding metadata. DP572 Dolby E Decoder Metadata Decoded Dolby E bitstream delivers both the 5.1- and two-channel programs’ encoded audio along with corresponding metadata. DP569 Dolby Digital Encoder SAP or Visual Descriptive Broadcast
Dolby Broadcast Technologies: Essential for Evolving ...
https://www.dolby.com/uploadedFiles/Assets/US/Doc/Professional/Dolby_Broadcast_Technologies_overview.pdf
aacPlus by Dolby is our technology for systems where bandwidth constraints are a primary concern. Low-bit-rate audio coding is an enabling technology for a number of applications, such as IPTV, digital radio, Internet streaming, and mobile multimedia applications. aacPlus by Dolby enables high-quality stereo and 5.1-channel surround sound
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