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Nuo Mi a9586a00df avcodec/vvcdec: ff_vvc_frame_submit, avoid initializing task twice.
For some error bitstreams, a CTU belongs to two slices/entry points.
If the decoder initializes and submmits the CTU task twice, it may crash the program
or cause it to enter an infinite loop.

Reported-by: Frank Plowman <post@frankplowman.com>
2024-05-06 20:22:42 +08:00
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