Dolby Digital Plus Online Delivery Kit Version 1.6 Copyright (C) 2011-2026 Dolby Laboratories Copyright (C) 2011-2026 Dolby International AB All rights reserved ================================================================================================= Version 1.6 GA release Release Date: April 30th, 2026 ------------------------------------------------------------------------------------------------- This kit can be used by licensees who produce content-creation or playback-side systems and all the partners of the Dolby ecosystem. This document provides information about the Dolby Digital Plus Online Delivery Kit, v1.6 release. If you have any questions, please contact us by systemsupport@dolby.com This section lists updates from previous version. Documentation: - Added information about signaling Dolby Digital Plus bitstreams carrying Dolby Atmos content. - Updated the instructions for using the test applications for playback. Test signals - Added Dolby Atmos content and related test cases. Test tools for content creation - Updated StreamValidator, and provides an online version at https://ott.dolby.com/OnDel_tools/validator/Start_Here.html. - Updated MP4Drop and renamed it to mp4_inspector, and provides an online version at https://ott.dolby.com/OnDel_tools/mp4_inspector/index.html. Test applications for playback - Use official releases of ExoPlayer and Shaka Player. Known issues: - N/A --------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------- Revision History ------------------------------------------------------------------------------------------------- Version 1.5 GA release Release Date: September 30th, 2021 ------------------------------------------------------------------------------------------------- This kit can be used by licensees who produce content creation- or playback-side systems and all the partners of the Dolby ecosystem. This document provides information about the Dolby Digital Plus Online Delivery Kit, v1.5 release. If you have any questions, please contact us by systemsupport@dolby.com This section lists updates from previous version. Documentation: - Add requirements for encrypted Dolby Digital Plus audio tracks in ISOBMFF. Test signals - Add high bit-rate Dolby Atmos music content. - Add special-designed Dolby Atmos content to detect Dolby Atmos mode during playback. - Add Dolby Digital Plus channel based immersive (CBI) content. - Add encrypted content with multiple DRMs, for example, Widevine, PlayReady and FairPlay. Test tools - mp4drop supports encryption-related boxes. - streamdemuxer and streamvalidator support decrypting content. Test Applications - Add Shaka-Player and ExoPlayer. - Remove the test applications for Apple TV, Android TV, HbbTV, Smart TV and Roku. Known issues: - Dolby Vision MP4 content do not have 'dby1' compatible_brands ------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- Version 1.4.1 GA release Release Date: July 31, 2018 ------------------------------------------------------------------------------------------------- This kit can be used by licensees who produce content creation- or playback-side systems and all the partners of the Dolby ecosystem. This document provides information about the Dolby Digital Plus Online Delivery Kit, v1.4.1 release. If you have any questions, please contact us by systemsupport@dolby.com This Dolby Digital Plus kit is available for download from the Dolby Interoperability Support Center (DISC) website at https://disc.dolbycustomer.com. This section lists updates from previous version. Documentation: - Update Dolby Atmos signaling in HTTP Live Streaming. - Update Dolby Atmos signaling in MPEG-DASH. - Add PDF version for the documentations. Test signals - Update HLS stream with Dolby Atmos content, using ec-3 codec and CHANNELS="16/JOC". - Update MPEG-DASH stream with Dolby Atmos content, using ec-3 codec and SupplementalProperty attribute. - Add HLS stream version 4 with audio in MPEG-2 TS container. - Narrow down the test cases, only focus on OTT level. Test tools - hlsvaliator supports HLS stream with fragmented MPEG-4. Known issues: - None. --------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------- Version 1.4 GA release Release Date: January 12, 2018 ------------------------------------------------------------------------------------------------- This kit can be used by licensees who produce content creation- or playback-side systems and all the partners of the Dolby ecosystem. This document provides information about the Dolby Digital Plus Online Delivery Kit, v1.4 release. If you have any questions, please contact us by systemsupport@dolby.com This Dolby Digital Plus kit is available for download from the Dolby Interoperability Support Center (DISC) website at https://disc.dolbycustomer.com. This section lists updates from previous version. Documentation: - Update Dolby Atmos signaling in MPEG-DASH. Test applications updates: Introduces new test applications for the following platforms: - Android TV - ChromeCast Test signals - Add HLS stream with fragmented MPEG-4. - Add HLS version 3 stream. - Add HLS Ad insertion stream. - Update MPEG-DASH stream with Dolby Atmos content, using ec+3 codec. - Update Dolby Atmos signals from 12 objects to 16 objects. Test tools - None Known issues: - hlsvaliator doesn't support HLS stream with fragmented MPEG-4. Version 1.3 GA release Release Date: February 28, 2017 ------------------------------------------------------------------------------------------------- This version combines Dolby Digital Plus Content Creation Kit and Dolby Digital Plus Playback Kit. This kit can be used by licensees who produce content creation- or playback-side systems and all the partners of the Dolby ecosystem. If you have any questions, please contact us by systemsupport@dolby.com This Dolby Digital Plus kit is available for download from the Dolby Interoperability Support Center (DISC) website at https://disc.dolbycustomer.com. This section lists updates from previous version. Documentation: - Update System Development Manual to support HLS version 7, update Dolby Atmos signalling in HLS, and remove Smooth Streaming section. Test applications updates: Introduces new test applications for the following platforms: - Apple TV (TVML) - Apple TV (Swift) - Roku 4 Test signals - Re-define the test cases. - Update Dolby Digital Plus signals with the correct dialnorm value. - Update parts of the HLS test cases to support HLS version 7. Known issues: - None --------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------- Version 1.2 for playback Release Date: July 29, 2016 ------------------------------------------------------------------------------------------------- This document provides information about the Dolby Digital Plus for Online Delivery Playback System Development, v1.2 release. Updates since Version 1.1 This section lists updates from the previous version. This version of playback kit enables streaming playback of test streams by using client applications. This version adds applications for testing playback of Dolby Digital Plus streams on the Nexus Streaming Player, HbbTV version 2.0-compliant product, browser-based player for Windows Edge and Apple Safari, LG Smart TV (WebOS), and Samsung Smart TV (Tizen OS). Documentation update: - Dolby Digital Plus for Online Delivery Playback System Development Manual, version 3.0. Test applications updates: Introduces new test applications for the following platforms: - Nexus Streaming Player - HbbTV version 2.0 compliant product - Browser-based player for Microsoft Edge and Apple Safari - LG Smart TV(WebOS) - Samsung Smart TV(Tizen OS) Test signals updates: - Adds H.265 test signals for MPEG-DASH, HbbTV, HTTP Live streaming, and MP4 formats. - Adds HTTP Live streaming version 4 streams. - Updates Dolby Atmos signals with the correct dialnorm value Known issues: The hlsvaliator tool reports errors mistakenly when the HTTP Live streaming streams contain a Dolby Digital Plus stream with multiple independent substreams. Only the dual-decoding case contains the Dolby Digital Plus stream with multiple independent substreams in this release. ------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------ Version 1.1.1 release for content creation Release Date: Apr 21, 2015 ------------------------------------------------------------------------------------------------- The Dolby Digital Plus for Online Delivery Content Creation System Development Kit Version 1.1.1 release includes the latest documentation, new test signals with Dolby Atmos content, upgraded test tools, and known issues. If you have questions, email systemsupport@dolby.com New features since Version 1.1 This version introduces a browser-based Interactive Test Procedure which generates a list of required and recommended tests for your product, shows detailed test instruction for each test, records test results, and exports a report. This Content Creation kit is available from the Dolby Interoperability Support Center (DISC) website at https://disc.dolbycustomer.com. Documentation - Provide HTML version of the Dolby Digital Plus for Online Delivery Content Creation System Development Manual. - Provide browser-based Interactive Test Procedure which generates a list of required and recommended tests for your product, shows detailed test instruction for each test, records test results, and exports a report. Test Tools - upgraded hlsvalidator, mp4validator, and mp4drop tools to support Dolby Atmos. Known issues: Browser-based Interactive Test Procedure supports Firefox only. MPEG-2 transport streams and MP4 files are supplied for the channel identification test cases only. ------------------------------------------------------------------------------------------------ ------------------------------------------------------------------------------------------------ Version 1.1 for playback ------------------------------------------------------------------------------------------------- This document provides information about the Dolby Digital Plus for Online Delivery Playback System Development, v1.1 release. Updates since Version 1.0 This section lists updates from previous version. This version of playback Kit enables streaming playback of test streams through the Client Apps. This version introduces a browser-based Interactive Test Procedure which generates step-by-step instructions for test cases relevant to your product, generates playlists and exports test results automatically. This version adds applications for testing playback of Dolby Digital Plus streams on a Samsung Smart TV, LG Smart TV, Smart Alliance compliant product, HbbTV compliant product, Windows 8.1 and Xbox 360. This version enables the support of Dolby Atmos in MPEG-DASH, HTTP Live Streaming and Microsoft Smooth. This version updates the video content in ChID test signals for MPEG-DASH, HTTP Live Streaming, Microsoft Smooth, MP4, MPEG-2 TS and UltraViolet. Documentation updates: - Dolby Digital Plus for online delivery playback system test procedure, version 2.0. This document also contains help information on how to use the Interactive Test Procedure. - Dolby Digital Plus for Online Delivery Playback System Development Manual, version 2.0. Test vectors updates: - Updates the video content in ChID test signals for MPEG-DASH, HTTP Live Streaming, Microsoft Smooth, MP4, MPEG-2 TS and UltraViolet. - Adds new test signals containing Dolby Atmos contents for MPEG-DASH, HTTP Live Streaming and Microsoft Smooth Streaming. Test tools updates: - Introduces Interactive test procedure for playback system. Known issues: Browser-based Interactive Test Procedure only supports for Chrome and Firefox.