ISO/IEC 21794-2:2021/AMD1:2021
Information technology - Plenoptic image coding system (JPEG Pleno) - Part 2: Light field coding - Amendment 1: Profiles and levels for JPEG Pleno light field coding system
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About This Item
ISO/IEC 21794-2:2021/AMD1:2021 addresses the JPEG Pleno light field coding system by adding Amendment 1 for profiles and levels, helping define how implementations can be organized and compared in a more controlled way. For teams involved in technical review, procurement, or conformity assessment, it provides a relevant compliance reference for evaluating whether a light field coding solution aligns with the intended profile and level structure. As a supporting document to ISO/IEC 21794-2, it is useful where implementation consistency and documented evaluation matter.
What is ISO/IEC 21794-2:2021/AMD1:2021?
ISO/IEC 21794-2:2021/AMD1:2021 is an amendment to the light field coding part of the JPEG Pleno image coding system. Its title indicates a focused role: defining profiles and levels for JPEG Pleno light field coding, rather than serving as a complete standalone technical framework. In engineering and compliance workflows, that makes it a useful companion document for reviewing implementation scope, comparing capabilities, and supporting technical documentation. It can also help structure testing workflows and documented evaluation for product validation.
Applications of ISO/IEC 21794-2:2021/AMD1:2021
This amendment is relevant in workflows where light field image coding must be assessed against defined implementation categories. It may be used by codec developers, imaging system integrators, testing laboratories, and procurement teams reviewing technical documentation for JPEG Pleno-based solutions. In practice, it supports product evaluation, technical assessment, and verification activities where profiles and levels need to be identified clearly. Organizations using light field capture, processing, or interchange systems can reference it to improve operational consistency and reduce ambiguity during engineering documentation review.
Why is ISO/IEC 21794-2:2021/AMD1:2021 important?
ISO/IEC 21794-2:2021/AMD1:2021 is important because profiles and levels help translate a coding specification into something that can be tested, specified, and procured with greater precision. For compliance workflows, that supports conformity assessment preparation, quality assurance, and more consistent technical validation across implementations. It can also reduce risk during supplier evaluation by clarifying which capabilities are expected or supported. In regulated or controlled engineering environments, that clarity often improves interoperability, testing consistency, and the reliability of technical documentation.
- Supports profile and level-based evaluation for JPEG Pleno light field coding implementations
- Useful as a supporting compliance reference alongside ISO/IEC 21794-2
- Helps structure verification activities, technical review, and product comparison
- Assists procurement and laboratory teams with clearer implementation scoping
- Publication Date: 2021-08-17
- Standard Status: Amendment
- Publisher: IEC
- Edition: 1
- New Version Available: ISO/IEC 21794 (2025-07-07)
- Previous Version: ISO/IEC 21794 (2024-06-11)
- Previous Version: ISO/IEC 21794 (2022-05-17)
- Previous Version: ISO/IEC 21794 (2021-12-20)
- This Version: ISO/IEC 21794 (2021-08-17)
- Previous Version: ISO/IEC 21794 (2021-08-04)
- Previous Version: ISO/IEC 21794 (2020-08-17)
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