ISO/IEC TR 23008-15:2018 provides technical guidance for signalling, backward compatibility and display adaptation for HDR/WCG video within the ISO/IEC TR 23008 series. For engineering teams and compliance reviewers, it is relevant where video delivery systems must preserve intended image presentation across different displays and decoders. The document supports technical review, product evaluation, and documented evaluation of how high dynamic range and wide color gamut content can be signalled and adapted in heterogeneous environments.

Overview of ISO/IEC TR 23008-15:2018

This derived document is connected to the parent reference ISO/IEC TR 23008 and focuses on implementation-relevant considerations for HDR/WCG video signalling, backward compatibility, and display adaptation. In practice, it is useful when assessing how video workflows may behave across mixed playback environments, where display capabilities are not uniform. Organizations may use ISO/IEC TR 23008-15:2018 during technical assessment, engineering documentation review, and conformity assessment preparation for video systems and delivery platforms.

Compliance applications of ISO/IEC TR 23008-15:2018

Typical compliance applications include reviewing content creation pipelines, distribution systems, decoder behavior, and display compatibility testing for HDR/WCG video. It may support quality workflows in media engineering, laboratory evaluation of playback consistency, and procurement checks for equipment intended to process or present advanced video formats. Teams involved in technical validation can use the reference to align test planning, verify compatibility expectations, and reduce integration risk across heterogeneous devices and delivery chains.

Importance of compliance with ISO/IEC TR 23008-15:2018

Using ISO/IEC TR 23008-15:2018 as a compliance reference helps organizations improve interoperability and maintain consistent visual behavior across diverse systems. This is important for technical validation, product evaluation, and risk management where backward compatibility and display adaptation affect end-user performance. It can also support procurement decisions and regulatory preparation by giving teams a structured basis for verifying signalling behavior, comparing implementations, and documenting conformity assessment activities.

• Guidance for signalling HDR/WCG video in heterogeneous playback environments
• Support for backward compatibility checks across mixed display and decoder capabilities
• Useful reference for display adaptation and interoperability testing workflows
• Applicable to technical review, laboratory evaluation, and implementation validation
• Helps structure documentation for quality assurance and conformity assessment