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    Section Meeting

    Sacramento May Section Meeting

    Sacramento May Section Meeting

    Date: Wednesday May 12, 2021

    Time: 6:30 pm

    Topic: Let’s Talk High Dynamic Range and Wide Color Gamut

    Speaker: Norman Hurst – Sr. Principal Research Engineer, SRI International


    In this month’s meeting, we will take a deep dive into the world of HDR and WCG.

    Topics include:

    *    What is dynamic range?

      • HDR Photography vs HDR Video
      • What kinds of images benefit from HDR?
    • What is color gamut?
      • What kinds of images benefit from WCG?
    • What is video? (How does a camera make video?)
      • Why is there Gamma?
    • Optimizing the Gamma curve
      • Optimal: PQ
      • Compatible: HLG
    • Making an HDR Test Pattern
      • Convert color space, or redesign?
      • Revealing the pitfalls of HDR/WCG
    • The OOTF and why you should care

    About the speaker: Norm Hurst is a Senior Principal Research Engineer with SRI International. He has been staring closely at TV pictures for over three decades.  The projects he has worked on include D-Cinema watermarking, CCD camera simulations, Sarnoff MPEG Compliance Bitstreams, and the DirecTv and Grand Alliance prototype MPEG encoder/decoders.  Lately he has been developing HDR/WCG test patterns to guide us through the jungle of formats that digital video has brought us.

    He is a SMPTE fellow and holds over 35 patents. He also received the SMPTE Digital Processing Medal Award and The Camera Origination and Imaging Medal Award.