Recommendation ITU-T P.1204.4 (07/2022) Video quality assessment of streaming services over reliable transport for resolutions up to 4K with access to full and reduced reference pixel information
Summary
History
FOREWORD
Table of Contents
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Areas of application
     6.1 Application range for the models
7 Video module in the ITU-T P.1204 context
8 Model input
9 Model algorithm and output
10 Model description
     10.1 Notation
     10.2 Multi-resolution frame pyramid
     10.3 Frame edge representation
     10.4 Local edge statistic
     10.5 Sharpness
     10.6 Features of reference (side information)
     10.7 Features of test video
     10.8 Additional features
     10.9 Step functions
     10.10 Transformations
     10.11 Core model
     10.12 Viewing distance
     10.13 Parameters
     10.14 Device-dependent model parameters
     10.15 S-transformation parameters
Appendix I  Performance figures
Appendix II  Long term integration module (Pq) for ITU-T P.1204.4
     II.1 Model input
     II.2 Model output
     II.3 Model description
          II.3.1 Notation
          II.3.2 Audio-video segment quality
          II.3.3 Integrated audio-video coding quality
          II.3.4 Recency weight
          II.3.5 Final quality score
          II.3.6 Stalling impact
          II.3.7 Multiple short stalling events
          II.3.8 Very long stalling
          II.3.9 Output
          II.3.10 Parameters
     II.4 Performance figures
Bibliography
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