Which ffmpeg component is responsible for green artifacts displayed by ffplay?

[Jeffrey Walton]

On Tue, Nov 21, 2023 at 1:03 PM Jeffrey Walton <noloader at gmail.com> wrote:
>
> I'm working on Ubuntu 22.04, x86_64, fully patched. I'm testing a
> thermal camera I recently purchased,
> <https://www.amazon.com/dp/B0B7LMB22Q>.
>
> ffplay on Ubuntu opens the device Ok, but there is a green artifact
> displayed using Ubuntu. See <https://postimg.cc/Q9Lmw8PD>. ffplay on
> Fedora 39 is Ok. There is no green artifact on F39. I am trying to
> determine which component may be at fault.
>
> I think the problematic component could be one of:
>
> $ apt-cache show ffmpeg
> Package: ffmpeg
> Architecture: amd64
> Version: 7:4.4.2-0ubuntu0.22.04.1
> ...
> Depends: libavcodec58 (= 7:4.4.2-0ubuntu0.22.04.1), libavdevice58 (=
> 7:4.4.2-0ubuntu0.22.04.1), libavfilter7 (= 7:4.4.2-0ubuntu0.22.04.1),
> libavformat58 (= 7:4.4.2-0ubuntu0.22.04.1), libavutil56 (=
> 7:4.4.2-0ubuntu0.22.04.1), libc6 (>= 2.35), libpostproc55 (=
> 7:4.4.2-0ubuntu0.22.04.1), libsdl2-2.0-0 (>= 2.0.12), libswresample3
> (= 7:4.4.2-0ubuntu0.22.04.1), libswscale5 (= 7:4.4.2-0ubuntu0.22.04.1)
>
> Which ffmpeg component is responsible for green artifacts displayed by ffplay?

Cancel. The green artifacts are actually expected. See
<https://www.eevblog.com/forum/thermal-imaging/infiray-and-their-p2-pro-discussion/200/>.

Jeff