Ultra HD Forum Guidelines (Table of Contents)


Table of Contents

1. PURPOSE AND SCOPE 6
2. REFERENCES 8
2.1 Reference 8
3. TERMS AND DEFINITIONS 10
3.1 Acronyms and Abbreviations 11
4. PHASES AND TIMEFRAMES 13
4.1 Phase A 13
4.2 Future Phases 15
5. USE CASES 16
5.1 MVPD Platform Delivery 16
5.2 OTT Platform Delivery 16
6. PRODUCTION AND POST PRODUCTION 18
6.1 HDR/WCG Technologies 19
6.1.1 Perceptual Quantizer (PQ) 19
6.1.2 Hybrid Log Gamma (HLG) 19
6.1.3 ITU-R draft new Recommendation on HDR – BT.[HDR-TV] 20
6.1.4 Static Metadata – SMPTE ST 2084, MaxFALL, MaxCLL 20
6.1.5 HDR10 21
6.1.6 UHD Phase A HDR Technologies 21
6.1.7 HDR10 Metadata 21
6.1.8 HDR10 Metadata Carriage 22
6.1.9 Signaling Transfer Function and Color Container 22
6.1.10 Peak Brightness 23
6.2 Production for Pre-recorded Content 24
6.2.1 Camera Requirements 25
6.2.2 Reference Monitor 26
6.2.3 On-Set / Near-Set Monitoring 27
6.2.4 Color Grading 27
6.3 Production for Live Content 28
6.3.1 Live Production in Trucks or Studio Galleries 28
7. SECURITY 30
8. REAL-TIME PROGRAM SERVICE ASSEMBLY 31
8.1 Maintaining Dynamic Range and Color Container Parameters 31
8.2 Conversion from SDR/BT.709 to PQ10/HLG10 31
8.3 Conversion Between Transfer Functions 34
8.4 Conversion from PQ10/HLG10 to SDR/BT.709 34
9. DISTRIBUTION 35
9.1 Production Processing and Contribution 36
9.1.1 Video 37
9.1.2 Audio 39
9.1.3 Closed Captions and Subtitles 39
9.2 Broadcast Center Processing and Primary Distribution 39
9.3 Final Distribution from MVPD/OTT Provider Processing 42
9.3.1 Video 42
9.3.2 Adaptive Bitrate (ABR) Streaming 43
9.3.3 Audio 43
9.3.4 Closed Captions and Subtitles 44
9.4 Transport 44
10. DECODING AND RENDERING 45
10.1 Decoding 45
10.2 Rendering 46
10.3 Overlays Inserted at the Consumer Device 46
11. FORMAT INTEROPERABILITY 48
11.1 Legacy Display Devices 49
11.2 Down-conversion at the Service Provider 49
11.3 Down-conversion at the STB 50
11.4 Spatial Resolution Up-conversion of Legacy Services 51
12. ANNEX A: OVER-THE-AIR BROADCAST USE CASE 53
13. ANNEX B: NEXT GENERATION AUDIO 54
13.1 Why Next Generation Audio? 54
13.2 What is Next Generation Audio? 54
13.3 Next Generation Audio Example Use Cases 55
14. ANNEX C: ICTCP COLOR SPACE 56

Index of Tables and Figures

Table 1 UHD Phase A Workflow Parameters 14
Table 2 UHD Phase A Content Parameters 14
Table 3 Signaling Transfer Function 23
Table 4 Pre-recorded Content Interface Descriptions 25
Table 5 Compression and Distribution Nodes and Interfaces 35
Table 6 SDI Input Standards for 2160p Content 36
Table 7 Contribution Bitrates and Key Parameters 38
Table 8 Primary Distribution Bitrates and Key Parameters 41
Table 9 Final Distribution Bitrates and Key Parameters 42
Table 10 Example Adaptation Set Bitrates (ABR) and Key Parameters 43
Figure 1 Content Production and Distribution Workflow 19
Figure 2 Pre-recorded Content Production Workflow and Interfaces 24
Figure 3 Sample Live Workflow with Mixed Format Source Content 33
Figure 4 Distribution Nodes and Interfaces 35
Figure 5 Contribution Workflow 37
Figure 6 Primary Distribution to an MVPD or Station 40
Figure 7 Primary Distribution to an OTT Provider 41
Figure 8 Down-conversion at the Headend 50
Figure 9 Down-conversion at the STB 51
Figure 10 Spatial Resolution Up-conversion of Legacy Services 52
Figure 11 NGA Distribution Overview 54
Figure 12 NGA Consumer Domain 55
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