[FFmpeg-trac] #10260(undetermined:new): issues when parsing h264
FFmpeg
trac at avcodec.org
Tue Mar 14 17:06:20 EET 2023
#10260: issues when parsing h264
-------------------------------------+-------------------------------------
Reporter: apua | Type: defect
Status: new | Priority: important
Component: | Version: 6.0
undetermined |
Keywords: h264 parser | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Summary of the bug:
When ffmpeg get live stream from specific device as input, it shows a lot
of errors and not processing stream correctly:
[h264 @ 0x327f3210] missing picture in access unit with size xxx
It seems, this is error from libavcodec\h264_parser.c, function
parse_nal_units
nal.type of these NALs is 6 (H264_NAL_SEI)
Problematic behavior can be reproduced using attached file.
How to reproduce:
{{{
% ffmpeg -i libavcodec_h264_parser_c_parse_nal_units.mp4 -vcodec copy
-acodec copy -f null /dev/null
ffmpeg version git-master, 6.0, 5.1
built on arm or x64
}}}
Checked with 5.1, 6.0 and git-master with the same result.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10260>
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