[FFmpeg-trac] #4888(avcodec:closed): 62bd8deef causes a regression in HEVC decoding / hevc needs support to skip initial corrupt frames
FFmpeg
trac at avcodec.org
Mon Feb 24 06:54:37 EET 2025
#4888: 62bd8deef causes a regression in HEVC decoding / hevc needs support to skip
initial corrupt frames
-------------------------------------+-------------------------------------
Reporter: Ståle | Owner: (none)
Kristoffersen |
Type: defect | Status: closed
Priority: important | Component: avcodec
Version: git-master | Resolution: fixed
Keywords: hevc | Blocked By:
regression |
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Changes (by Balling):
* resolution: => fixed
* status: open => closed
Comment:
Fixed after bc1a3bfd2cbc01ffa386312662af8a014890d861
"I would always get a good looking thumb, but with this patch I would for
the most part get a mostly gray frame." So #9412 is a dup.
Old behaviour cannot be restored with -flags output_corrupt the file will
be different.
And also
"If I re-run the last command with -vframes 100 it generates 60 images,
where image 18 is almost identical to the before_patch1.jpg, except a bit
more blocky."
It now only does 43 images.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/4888#comment:10>
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