====== ffmpeg ======

===  ===
<code C# [enable_line_numbers="false",highlight_lines_extra="0"]>
for i in *.dav; do ffmpeg -i "$i" "${i%.*}.mp4"; done
</code>

<code C# [enable_line_numbers="false",highlight_lines_extra="0"]>
ffmpeg -i 20.01.55-20.09.00[F][0@0][0].dav -vf fps=0.5 image%06d.jpg
</code>