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ANSI/CEA-861-F.pdf
ANSI/CEA Standard
A DTV Profile for Uncompressed
High Speed Digital Interfaces
ANSI/CEA-861-F
August 2013
NOTICE
Consumer Electronics Association (CEA®) Standards, Bulletins and other technical publications
are designed to serve the public interest through eliminating misunderstandings between
manufacturers and purchasers, facilitating interchangeability and improvement of products, and
assisting the purchaser in selecting and obtaining with minimum delay the proper product for his
particular need. Existence of such Standards, Bulletins and other technical publications shall not
in any respect preclude any member or nonmember of CEA from manufacturing or selling
products not conforming to such Standards, Bulletins or other technical publications, nor shall the
existence of such Standards, Bulletins and other technical publications preclude their voluntary use
by those other than CEA members, whether the standard is to be used either domestically or
internationally.
Standards, Bulletins and other technical publications are adopted by CEA in accordance with the
American National Standards Institute (ANSI) patent policy. By such action, CEA does not
assume any liability to any patent owner, nor does it assume any obligation whatever to parties
adopting the Standard, Bulletin or other technical publication.
This document does not purport to address all safety problems associated with its use or all
applicable regulatory requirements. It is the responsibility of the user of this document to establish
appropriate safety and health practices and to determine the applicability of regulatory limitations
before its use.
This document is copyrighted by the Consumer Electronics Association (CEA®) and may not be
reproduced, in whole or part, without written permission. Federal copyright law prohibits
unauthorized reproduction of this document by any means. Organizations may obtain permission
to reproduce a limited number of copies by entering into a license agreement. Requests to
reproduce text, data, charts, figures or other material should be made to CEA.
(Formulated under the cognizance of the CEA R4.8 DTV Interface Subcommittee.)
Published by
CONSUMER ELECTRONICS ASSOCIATION 2013
Technology & Standards Department
www.CE.org
All rights reserved
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CEA-861-F
Contents
1 Scope ......................................................................................................................................................... 1
2 General ...................................................................................................................................................... 1
2.1 References ........................................................................................................................................ 1
2.1.1 Normative References ................................................................................................................ 1
2.1.1.1 Normative Reference List .................................................................................................. 1
2.1.1.2 Normative Reference Acquisition .................................................................................... 3
2.1.2 Informative References .............................................................................................................. 4
2.1.2.1 Informative Document List ................................................................................................ 4
2.1.2.2 Informative Document Acquisition .................................................................................. 5
2.2 Definitions ......................................................................................................................................... 6
2.3 Symbols and Abbreviations .......................................................................................................... 11
2.4 Compliance Notation ...................................................................................................................... 13
2.5 Hexadecimal Notation .................................................................................................................... 13
2.6 HxV Video Timing Notation ........................................................................................................... 13
2.7 Bit Naming Conventions ................................................................................................................ 13
2.8 ASCII Codes, Characters & Strings .............................................................................................. 13
3 Overview ................................................................................................................................................. 13
3.1 General Video Format Requirements for Sources ...................................................................... 14
3.2 General Video Format Requirements for Sinks ........................................................................... 14
4 Video Formats and Waveform Timings ............................................................................................... 15
4.1 Aspect Ratio .................................................................................................................................... 28
4.2 Frame Rate Relationships ............................................................................................................. 33
5 Color Encoding, Sampling, & Conversion ........................................................................................... 34
5.1 Default Encoding Parameters ....................................................................................................... 34
5.2 Color Component Samples ........................................................................................................... 34
5.2.1 RGB-to-YCBCR Conversion Matrices ....................................................................................... 34
5.2.2 Sample Lattice ........................................................................................................................... 35
5.3 Transfer Characteristic (e.g., gamma correction) ....................................................................... 36
5.4 Color Coding & Quantization ........................................................................................................ 37
6 ––Auxiliary Information Carried from Source to Sink ........................................................................ 37
6.1 Vendor-Specific InfoFrames .......................................................................................................... 39
6.1.1 Multiple VSIF Handling ............................................................................................................. 39
6.2 Auxiliary Video Information (AVI) InfoFrame ............................................................................... 40
6.3 Format of Version 1 AVI InfoFrame .............................................................................................. 40
6.4 Format of Version 2 & 3 AVI InfoFrames ...................................................................................... 41
6.5 Source Product Description (SPD) InfoFrame ............................................................................. 58
6.6 Audio InfoFrame ............................................................................................................................. 60
6.6.1 Audio Identification Information ............................................................................................. 61
6.6.2 Speaker Mapping and Down-mix Information ....................................................................... 63
6.7 MPEG Source InfoFrame ............................................................................................................... 67
6.8 NTSC VBI InfoFrame ....................................................................................................................... 68
7 EDID Data Structure ............................................................................................................................... 69
7.1 Use of CEA Extensions .................................................................................................................. 69
7.2 Describing Video Formats in EDID ............................................................................................... 70
7.2.1 Use of EDID Detailed Timing Descriptors .............................................................................. 70
7.2.2 Order of Dual-Aspect Ratio Detailed Timing Descriptors .................................................... 72
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CEA-861-F
7.2.3 Source Requirements and Recommendations ...................................................................... 72
7.3 CEA Extension Version 1 ............................................................................................................... 73
7.4 CEA Extension Version 2 ............................................................................................................... 73
7.5 CEA Extension Version 3 ............................................................................................................... 74
7.5.1 Video Data Block ....................................................................................................................... 80
7.5.2 Audio Data Block ...................................................................................................................... 82
7.5.3 Speaker Allocation Data Block ................................................................................................ 83
7.5.4 Vendor-Specific Data Block ..................................................................................................... 84
7.5.5 Colorimetry Data Block ............................................................................................................ 84
7.5.6 Video Capability Data Block .................................................................................................... 85
Vendor-Specific Video Data Block..................................................................................... 87
7.5.7
Vendor-Specific Audio Data Block .................................................................................... 88
7.5.8
7.5.9
InfoFrame Data Block ......................................................................................................... 89
7.5.10 YCBCR 4:2:0 Video Data Block ............................................................................................ 91
7.5.11 YCBCR 4:2:0 Capability Map Data Block ............................................................................ 92
7.5.12 Video Format Preference Data Block ................................................................................ 93
Annex A Baseline Example EDID and Detailed Timing Descriptors (Informative) ............................. 94
A.1 Background .................................................................................................................................... 94
A.2 EDID Tables .................................................................................................................................... 94
A.2.1 EDID Table Construction ......................................................................................................... 94
A.2.2 Detailed Explanation of EDID Block Zero .............................................................................. 95
A.2.3 Block Zero Header Section ..................................................................................................... 95
A.2.4 Vendor / Product Identification ............................................................................................... 95
A.2.5 EDID Version ............................................................................................................................. 96
A.2.6 Basic Display Parameters and Features ................................................................................ 97
A.2.7 Color Characteristics ............................................................................................................... 99
A.2.8 Established Timings .............................................................................................................. 100
A.2.9 Standard Timing ID #1 – 8 ..................................................................................................... 101
A.2.10 Detailed Timing Descriptor Block ....................................................................................... 101
A.2.10.1 First Detailed Timing Descriptor ................................................................................ 101
A.2.10.2 Second Detailed Timing Descriptor .......................................................................... 102
A.2.10.3 First Monitor Descriptor (Monitor Name) .................................................................. 103
A.2.10.4 Second Monitor Descriptor (Monitor Range Limits) ................................................ 104
A.2.11 Extension Flag and Checksum ........................................................................................... 105
A.2.11.1 Block One Details ........................................................................................................ 106
A.2.12 Overview of Extensions ....................................................................................................... 106
A.2.13 Block One CEA Extension Header ..................................................................................... 107
A.2.14 Third Detailed Timing Descriptor ....................................................................................... 108
A.2.15 Fourth Detailed Timing Descriptor ..................................................................................... 108
A.2.16 Descriptor Defined by Manufacturer .................................................................................. 109
A.2.17 Monitor Serial Number ......................................................................................................... 110
A.2.18 Residual Byte Padding and Check Sum ............................................................................ 110
A.2.19 Hot Plugging Sequence ....................................................................................................... 112
A.2.20 InfoFrame Data Block .......................................................................................................... 113
A.3 Complete Example EDID Table (Informative) ............................................................................ 113
A.4 Example EDID Detailed Timing Descriptors .............................................................................. 121
Annex B Application to DVI 1.0 (Normative) ........................................................................................ 133
B.1 Connector and Cable ................................................................................................................... 133
B.2 Digital Content Protection ........................................................................................................... 133
Annex C Application to Open LDI (Normative) .................................................................................... 134
C.1 Open LDI Data and Control Signals ........................................................................................... 134
C.2 Non DC Balanced Mode .............................................................................................................. 134
C.3 OpenLDI Cabling Information ..................................................................................................... 134
ii
CEA-861-F
C.3.1 Cable Length ........................................................................................................................... 135
C.3.2 Number of Signal Conductors .............................................................................................. 135
C.3.3 Wire Gauge ............................................................................................................................. 135
C.3.4 Conductor Resistance ........................................................................................................... 135
C.3.5 Insulation ................................................................................................................................ 135
C.3.6 Shield Requirement ............................................................................................................... 135
C.3.7 Single Twisted Pair Transmission Skew ............................................................................. 135
C.3.8 Multiple Twisted Pair Transmission Skew ........................................................................... 135
C.3.9 USB Cable Requirements ...................................................................................................... 135
C.3.10 DDC Cable Requirements .................................................................................................... 135
Annex D Application to HDMI (Informative) ......................................................................................... 136
D.1 InfoPackets ................................................................................................................................... 136
D.2 EDID ............................................................................................................................................... 136
D.3 Audio ............................................................................................................................................. 136
D.4 HDCP ............................................................................................................................................. 136
D.5 Additional Information ................................................................................................................. 136
D.6 Example EDID Using Elements of CEA Block Tag Extension (Applicable to HDMI) ............ 136
D.6.1 First Monitor Descriptor (Monitor Name) and Second Monitor Descriptor (Monitor Range
Limits) ............................................................................................................................................... 136
D.6.2 Extension Flag and Checksum ............................................................................................. 137
D.6.3 CEA Extension Header (Block 1) .......................................................................................... 137
D.6.4 CEA Data Block Collection .................................................................................................... 137
D.6.5 Video Data Block .................................................................................................................... 137
D.6.6 CEA Audio Block .................................................................................................................... 138
D.6.7 Speaker Allocation Block ...................................................................................................... 138
D.6.8 Vendor-Specific Block ........................................................................................................... 139
D.6.9 Complete CEA-861 Example with Block Tag Extension .................................................... 140
Annex E [Reserved for Future Use] ...................................................................................................... 149
Annex F Guidance for Source & Sinks (Informative) .......................................................................... 150
F.1 Overview ........................................................................................................................................ 150
F.2 Background ................................................................................................................................... 150
F.3 Guidance for Sources .................................................................................................................. 150
F.3.1 Stable Video Format ............................................................................................................... 151
F.3.2 Changing Video Format ......................................................................................................... 151
F.3.3 Optional User Controlled Setting .......................................................................................... 153
F.3.4 Non-Default Scenarios ........................................................................................................... 154
F.3.5 Errors Reading the EDID ........................................................................................................ 154
F.3.6 Video Timing Transition (AVMUTE Recommendation) ....................................................... 155
F.4 Guidance for Sinks ....................................................................................................................... 155
F.4.1 Valid Read-Only EDID ............................................................................................................ 155
F.4.2 Ordering of the Video Formats in the EDID ......................................................................... 155
F.4.3 Video Information Code (VIC) Transition ............................................................................. 155
Annex G InfoPacket Framework (Informative) ..................................................................................... 156
Annex H Active Format Description (Informative) ............................................................................... 157
H.1 ATSC Active Format Description ............................................................................................... 157
H.2 DVB Active Format Description .................................................................................................. 159
Annex I [ Intentionally Omitted ] ............................................................................................................ 161
Annex J [ Intentionally Omitted ] ........................................................................................................... 162
iii
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CEA-861-F
Annex K Audio Speaker Placement & Channel Allocation Compatibility (Informative) .................. 163
Annex L Video Timing Examples (Informative) .................................................................................... 165
Annex M AFD Bar Data Conversion Examples (Informative) ............................................................. 168
M.1 Converting 720p 2.4:1 Letterbox Bar Data ................................................................................ 168
M.2 Converting 1080i 2.4:1 Letterbox Bar Data ............................................................................... 168
Annex N Video Format Structure (Informative).................................................................................... 170
Annex O Sync, Pixel, and Interface-specific Data Clock Relationships (Informative) ..................... 171
iv
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CEA-861-F
Figures
Figure 1. General Progressive Video Format Timing (Negative Sync) ................................................ 23
Figure 2. General Progressive Video Format Timing (Positive Sync) ................................................. 24
Figure 3 General Interlaced Video Format Timing (Negative Sync) .................................................... 25
Figure 4. General Interlaced Video Format Timing (Positive Sync) ..................................................... 26
Figure 5 Special Interlaced Video Format Timing (Even Vtotal) .......................................................... 27
Figure 6 Speaker Placement .................................................................................................................... 64
Figure 7 OpenLDI Synchronization ....................................................................................................... 134
Figure 8 Video Processing Chain .......................................................................................................... 150
Figure 9 Example of Options for Format Conversion ......................................................................... 152
Figure 10 Multiple Conversions Example ............................................................................................. 153
Figure 11. Active Format Illustration (ATSC) ....................................................................................... 157
Figure 12 Active Format Illustration (DVB) ........................................................................................... 159
Figure 13 General Progressive Example for Video ID Codes 2 & 3 (720x480p @ 60 Hz) ................ 165
Figure 14 General Interlace Example for Video ID Code 5 (1920x1080i @ 60 Hz) ............................ 166
Figure 15 Special Interlace Example for Video ID Code 39 (1920x1080i-1250 Vtotal @ 50 Hz) ...... 167
Figure 16 Video Format Structure ......................................................................................................... 170
Figure 17 Active Pixels, Unique Active Pixels, Pixel Clock, Data Clock, and Sync Relationships 171
Tables
Table 1 Video Format Timings—Detailed Timing Information ............................................................. 16
Table 2 Video Format Timings—Detailed Sync Information ................................................................. 19
Table 3 Video Formats—Video ID Code and Aspect Ratios ................................................................. 29
Table 4 Frame Rate Relationships—Base to High Frame Rate VICs ................................................... 33
Table 5 List of InfoFrame Type Codes .................................................................................................... 38
Table 6 Vendor-Specific InfoFrame (Version 1) ..................................................................................... 39
Table 7 Vendor-Specific InfoFrame (Version 2) ..................................................................................... 39
Table 8 Auxiliary Video Information (AVI) InfoFrame Format (Versions 2 & 3) .................................. 42
Table 9 AVI InfoFrame Data Byte 1 .......................................................................................................... 43
Table 10 AVI InfoFrame Data Byte 2 ........................................................................................................ 44
Table 11 Common Active Formats .......................................................................................................... 45
Table 12 AVI InfoFrame Data Byte 3 ........................................................................................................ 46
Table 13 Picture Colorimetry Indicated by the RGB or YCBCR (Y), Colorimetry (C) and Extended
Colorimetry (EC) Field Settings ...................................................................................................... 47
Table 14 AVI Info Frame IT Contents Type, Data Byte 5 ....................................................................... 49
Table 15 AVI Info Frame YCC Quantization Range, Data Byte 5 .......................................................... 50
Table 16 AVI InfoFrame Pixel Repetition Field, Data Byte 5 ................................................................. 51
Table 17 Valid Pixel Repeat Values for Each Video Format Timing .................................................... 53
Table 18 Typical Gaming Format AVI InfoFrame Parameters ............................................................. 55
Table 19 Video Format Information (Informative) ................................................................................. 56
Table 20 CEA-861 Picture Pixel & Line Numbers .................................................................................. 56
Table 21 Bar Data Pixel Number Normalization Equation .................................................................... 57
Table 22 Interlaced Bar Data Line Number Normalization Equations ................................................. 57
Table 23 Progressive Bar Data Line Number Normalization Equation ................................................ 57
Table 24 Source Product Description InfoFrame Format ..................................................................... 59
Table 25 Source Product Description InfoFrame Data Byte 25 ............................................................ 60
Table 26 Audio InfoFrame Format ........................................................................................................... 61
Table 27 Audio InfoFrame Data Byte 1 ................................................................................................... 62
Table 28 Audio InfoFrame Data Byte 2 ................................................................................................... 62
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CEA-861-F
Table 29 Additional Audio Format Code Extension Values (Data Byte 3) .......................................... 63
Table 30 Speaker Placement .................................................................................................................... 64
Table 31 Audio InfoFrame Data Byte 4 ................................................................................................... 66
Table 32 Audio InfoFrame Data Byte 5, Level Shift Value .................................................................... 66
Table 33 Audio InfoFrame Data Byte 5, Down-mix Inhibit Flag ............................................................ 66
Table 34 Audio InfoFrame Data Byte 5, LFE Playback Level Information .......................................... 67
Table 35 MPEG Source InfoFrame format .............................................................................................. 67
Table 36 MPEG Source InfoFrame Data Byte 5 ...................................................................................... 68
Table 37 NTSC VBI InfoFrame.................................................................................................................. 68
Table 38 Video Timing Code 39 Detailed Timing Descriptor ................................................................ 72
Table 39 CEA Extension Version 1 (supplanted by Version 3) ............................................................ 73
Table 40 CEA Extension Version 2 (deprecated) ................................................................................... 74
Table 41 CEA Extension Version 3 .......................................................................................................... 75
Table 42 General Format of “CEA Data Block Collection” ................................................................... 77
Table 43 Data Block Header Byte ............................................................................................................ 77
Table 44 CEA Data Block Tag Codes ...................................................................................................... 78
Table 45 Extended Tag Format (2nd Byte of Data Block) ....................................................................... 78
Table 46 CEA Data Block Tag Codes ...................................................................................................... 78
Table 47 Short Video Descriptor (for codes 1 through 64) ................................................................... 80
Table 48 Short Video Descriptor (for codes 65 through 127 and 193 through 255) .......................... 80
Table 49 CEA Short Audio Descriptor for Audio Format Code = 1 (L-PCM) ....................................... 82
Table 50 CEA Short Audio Descriptor for Audio Format Codes 2 to 8 ............................................... 82
Table 51 CEA Short Audio Descriptor for Audio Format Codes 9 to 13 ............................................. 82
Table 52 CEA Short Audio Descriptor for Audio Format Code 14 (WMA Pro) ................................... 82
Table 53 CEA Short Audio Descriptor for Audio Coding Extension Type Codes 4 to 6 ................... 83
Table 54 CEA Short Audio Descriptor for Audio Extension Type Codes 8 and 10 ............................ 83
Table 55 Speaker Allocation Data Block Payload .................................................................................. 84
Table 56 Colorimetry Data Block ............................................................................................................. 84
Table 57 Data Byte 3 Colorimetry Support Flags .................................................................................. 85
Table 58 Data Byte 4 Colorimetry Metadata Support Flags .................................................................. 85
Table 59 Video Capability Data Block (VCDB) ....................................................................................... 85
Table 60 Video Capability Descriptor Data Byte 3 ................................................................................. 86
Table 61 Vendor-Specific Video Data Block (VSVDB) ........................................................................... 88
Table 62 Vendor-Specific Audio Data Block (VSADB) .......................................................................... 88
Table 63 InfoFrame Data Block ................................................................................................................ 89
Table 64 InfoFrame Processing Descriptor Header .............................................................................. 89
Table 65 Short InfoFrame Descriptor Header ......................................................................................... 90
Table 66 Short Vendor-Specific InfoFrame Descriptor Header ............................................................ 90
Table 67 YCBCR 4:2:0 Video Data Block ................................................................................................. 91
Table 68 YCBCR 4:2:0 Capability Map Data Block ................................................................................. 92
Table 69 Video Format Preference Data Block ..................................................................................... 93
Table 70 Standard Data Lengths ............................................................................................................. 95
Table 71 Block Zero Header ..................................................................................................................... 95
Table 72 Vendor / Product Identification; Showing Manufacturer Week and year ............................. 96
Table 73 Vendor / Product Identification ................................................................................................ 97
Table 74 Example 0x15, 0x16 EDID Screen Size Data and Certain Display Categories .................... 97
Table 75 Feature Support Detail .............................................................................................................. 98
Table 76 Basic Display Parameters and Features Block ...................................................................... 99
Table 77 Binary to Decimal Conversion Example ................................................................................. 99
Table 78 Color Characteristics Block ................................................................................................... 100
Table 79 Established Timings Block ..................................................................................................... 100
Table 80 Standard Timing ID Block ....................................................................................................... 101
Table 81 First Detailed Timing Descriptor Block (1920x1080i Example) ........................................... 102
Table 82 Second Detailed Timing Descriptor Block (720x480p, 4:3 Example) ................................. 103
Table 83 First Monitor Descriptor Block (Monitor Name) ................................................................... 104
Table 84 Second Monitor Descriptor Block (Monitor Range Limits) ................................................. 105
vi
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