Backport of "h264decoder: Fix DPB bumping process" into 1.22
Backport of !4211 (merged) "h264decoder: Fix DPB bumping process".
Commits:
- 0dc5d5ec h264decoder: Fix DPB bumping process
Backport of !4211 (merged) "h264decoder: Fix DPB bumping process".
Commits: