Backport of "imagesequencesrc: fix deadlock when feeding the same image in a loop" into 1.22
Backport of !5471 (merged) "imagesequencesrc: fix regular image deadlock".
Commits:
- 7c7a90b9 imagesequencesrc: fix regular image deadlock
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Backport of !5471 (merged) "imagesequencesrc: fix regular image deadlock".
Commits: