Dynamic HDR Metadata - 1.2 English - PG351

HDMI 2.1 Receiver Subsystem v1.2 Product Guide (PG351)

Document ID
PG351
Release Date
2025-11-20
Version
1.2 English

The following format writes Dynamic HDR metadata into the memory by the subsystem.

Table 1. Dynamic HDR Metadata Format
Byte - 0 Byte - 1 Byte - 2 Byte - 3 Byte -4 --- Byte n
Packet type (LSB) Packet type (MSB) Packet Length (LSB) Packet Length (MSB) Data Byte 0 to Data Byte n
  1. For HDR-VIVID VS-EMDS, the first three bytes contain (Data Byte 0 to Data Byte 2) IEE OUI/CID followed by HDR-VIVID metadata.