JVET-AM0191 AHG9: Editorial updates for VSEI v4 [J. Lee, H. Tan, C. Kim, J. Nam, J. Lim, S. Kim (LGE)]

This contribution proposes several editorial modifications for VSEI v4 draft. The proposed modifications are as follows:

(Related to MI SEI messages)

1 Clarify the semantics related to MinWavelength and MaxWavelength.

(Related to PRI SEI messages)

2 Clarify the semantics of pri_cancel_flag.

3 Clarify the semantics of pri_resampling_width_num_minus1[ i ] and pri_resampling_width_denom_minus1[ i ].

(Related to DSCV SEI messages)

4 Move some constraints in the semantics of DSCV SEI message from VSEI v4 to AVC interface document.

Agreed on item 1, item 2, item 3.

For item 4, it was considered that it was better to keep the constraints in VSEI.

SEI processing order and processing order nesting SEI messages (7)

Contributions in this area were discussed during 1600–1955 on Thursday 26 June 2025 (chaired by J. Boyce).

JVET-AM0191 AHG9: Editorial updates for VSEI v4