[FFmpeg-devel] h264_v4l2m2m encoder segmentation fault (Samsung Exynos5422)
roland at desertbit.com
Fri Dec 21 13:05:05 EET 2018
> $ gdb -ex r --args ./encode_video out h264_v4l2m2m
> At the core dump, type "bt" and press return. Post that backtrace. Or
> analyze it, if you know what you are doing.
thanks for the quick reply. I tried to debug the problem already, but the problem lies within libavcodec.so.
I'll try to build ffmpeg with debug flags enabled. This might show some more hints.
> Program received signal SIGSEGV, Segmentation fault.
> 0xb63ca57c in ?? () from /usr/lib/libavcodec.so.58
> (gdb) bt
> #0 0xb63ca57c in ?? () from /usr/lib/libavcodec.so.58
> #1 0x81818180 in ?? ()
> Backtrace stopped: previous frame identical to this frame (corrupt stack?)
Oh, one more thing. dmesg outputs following line:
> vidioc_try_fmt:1070: failed to try output format
Have a great day!
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