This MR enhances subpic merger app so that it can write subpicture specific Decoded picture hash SEI messages (if input bitstreams have the messages). Hash messages will be embedded in Scalable nesting SEI messages.
This MR enhances subpic merger app so that it can write subpicture specific Decoded picture hash SEI messages (if input bitstreams have the messages). Hash messages will be embedded in Scalable nesting SEI messages.