GTS HDMI Intel® FPGA IP User Guide

ID 823533
Date 11/25/2024
Public
Document Table of Contents

7.1.6.2. Sink Auxiliary Video Information (AVI) InfoFrame Bit-Fields

Table 39.  Sink Auxiliary Video Information (AVI) InfoFrame The signal bundle is clocked by tx_clk.
Bit-field Name Description
7:0 Checksum Checksum
9:8 S Scan information
11:10 B Bar info data valid
12 A0 Active information present
14:13 Y RGB or YCbCr indicator
15 Reserved Returns 0
19:16 R Active format aspect ratio
21:20 M Picture aspect ratio
23:22 C Colorimetry (for example: ITU BT.601, BT.709)
25:24 SC Non-uniform picture scaling
27:26 Q Quantization range
30:28 EC Extended colorimetry
31 ITC IT content
38:32 VIC Video format identification code
39 Reserved Returns 0
43:40 PR Picture repetition factor
45:44 CN Content type
47:46 YQ YCC quantization range
63:48 ETB Line number of end of top bar
79:64 SBB Line number of start of bottom bar
95:80 ELB Pixel number of end of left bar
111:96 SRB Pixel number of start of right bar
115:112 F143-F140 Future use 14
119:116 ACE3-ACE0 Additional colorimetry extension
121:120 AVI Version

AVI Version

0: Version 2

1: Version 3

2: Version 4

122 - Reserved