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TechSpec
  • Foreword
  • Introduction
  • 1 Scope
  • 2 References
  • 3 Definitions, symbols and abbreviations
  • 4 Architectures and Interfaces for Virtual Reality
    • 4.1 Definitions and Reference Systems
      • 4.1.1 Overview
      • 4.1.2 3GPP 3DOF Coordinate System
      • 4.1.3 Video Signal Representation
      • 4.1.4 Audio Signal Representation
    • 4.2 End-to-end Architecture
    • 4.3 Client Reference Architecture
    • 4.4 Rendering Schemes, Operation Points and Media Profiles
    • 4.5 Audio Rendering
  • 5 Video
  • 6 Audio
  • 7 Metadata
  • 8 VR Presentation
  • 9 VR Metrics
  • A.1 Introduction
  • A.2 Video
    • A.2.1 Overview
    • A.2.2 Decoded Texture Signal Constraints
    • A.2.3 Conversion of ERP Signals to CMP
      • A.2.3.1 General
      • A.2.3.2 Equirectangular Projection (ERP)
      • A.2.3.3 Cubemap Projection (CMP)
      • A.2.3.4 Conversion between two projection formats
  • B.1 General
  • B.2 Interfaces
  • B.3 Preprocessing
  • B.4 Scene Displacement Processing
  • B.5 Headphone Output Signal Computation
  • C.1 3GPP Registered URIs
  • D.1 Comparable quality viewport switching latency
  • D.2 Rendered viewports
  • D.1 Comparable quality viewport switching latency

    A.1 Introduction

    26.1183GPPRelease 17TSVirtual Reality (VR) profiles for streaming applications

    Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

    This clause collects information that supports the generation of VR Content following the details in the present document. Video and audio related aspects are collected. For additional details and background also refer to TR 26.918 [2].