Live Single-Stream HDR Production for HDR and SDR Cable Distribution What Happens When “Post Production” Is Real-Time prepared for SCTE•ISBE by Chris Seeger Director, Advanced Content Production NBC Universal, LLC 900 Sylvan Avenue Englewood Cliffs, NJ 07632
[email protected] © 2020 SCTE•ISBE and NCTA. All rights reserved. 1 Table of Contents Title Page Number 1. INTRODUCTION 3 2. CONTENT CONVERSION AND PERCEPTUAL MEASUREMENT 3 2.1. How the Human Visual System Sees Light and Color 5 2.2. SINGLE-STREAM HDR AND SDR PRODUCTION 9 2.3. Hybrid Log-Gamma 11 2.4. HLG from camera to display 12 2.5. Color Conversion and objective color accuracy measurements 12 3. SINGLE-STREAM HDR-SDR PRODUCTION 15 4. HDR/SDR SINGLE-STREAM DISTRIBUTION 18 5. CONCLUSION 20 ABBREVIATIONS 21 BIBLIOGRAPHY & REFERENCES 21 List of Figures Title Page Number Figure 1 - How Do We See Light and Color? (© Universal Pictures from PacRim) ..................................... 4 Figure 2 - The Human Visual System and Color .......................................................................................... 6 Figure 3 - Static versus Dynamic Adjustments to Light Levels ..................................................................... 6 Figure 4 - The Human Visual System is Relative ......................................................................................... 7 Figure 5 - Color Appearance and HDR Production ...................................................................................... 8 Figure 6 - Nothing in This Image is Actually Moving ....................................................................................