AVstandards

AVstandards is a collaborative collection of audiovisual file standards and technical documents. It serves as a valuable resource for professionals involved in audiovisual and digital preservation, offering access to various standards and supporting documents.

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Related resources

• EBU-TT-D and IMSC1 Convergence (IBC2015)EBU/W3C technical paper documenting the convergence of EBU-TT-D and IMSC1 subtitle standards.
• SCTE Digital Video SubcommitteeCable industry standards subcommittee for digital video/audio delivery, coordinating with ATSC, CTA, and SMPTE.
• MovieLabs Production Technology SpecificationsConcrete specification documents (Ontology for Media Creation, Media Creation Cloud, security architecture) supporting the 2030 Vision for…
• 608toVTT Conversion NoteW3C technical note on best practices for converting CEA-608/708 caption features into WebVTT.
• CTA WAVE Technical Working GroupLive issue tracker and spec repo showing real working-group deliberation on WAVE/HbbTV/ATSC interoperability.
• MPEG-5 Standards Overview (EVC & LCEVC)Overview of MPEG-5 Part 1 (EVC) and Part 2 (LCEVC) codec standards with links to specifications.
• Dolby Vision Overview (Technical PDF)Vendor-style technical overview of Dolby Vision mastering workflow covering PQ grading, CMU, and trim metadata.
• Getting to Know Dolby Vision HDR, Part 1Technical tutorial covering Dolby Vision terminology, CMU hardware, and PQ grading pipeline for colorists.
• MPEG Basics (Chiariglione)Explanation of MPEG standardization process and organizational structure by MPEG founder Leonardo Chiariglione.
• Disney Dolby Vision Best Practices Guide v1.3.1Official Disney mastering spec detailing Dolby Vision L0/L1/L2/L5/L6/L8 metadata layers and trim requirements per content type.
• AIMS Alliance (Alliance for IP Media Solutions)Industry alliance driving adoption of open IP standards (SMPTE ST 2110, NMOS) for professional media infrastructure interoperability.
• Dolby Vision Processing in the CloudTechnical writeup on cloud-based Dolby Vision processing pipeline architecture from Encoding.com engineering blog.
• HbbTV Reference ApplicationMIT-licensed reference DASH player with PlayReady/Marlin/ClearKey test material including cbcs streams, from the official HbbTV Association.
• Dolby.io Media APIs — Developer ToolsOfficial Dolby.io reference documentation for Media APIs developer tooling.
• Netflix Dolby Vision HDR Mastering GuidelinesOfficial Netflix delivery specification for Dolby Vision mastering, covering DV 4.0/2.9 profile requirements and IMF packaging.