Ultra HD Forum Guidelines (Table of Contents)

/ All, UHDF / By ben swarz

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

ben swarz