Bon je ferais bien un essai, sauf que je ne trouve rien qui pourrait être diffusé en une langue étrangère
j'ai installé streamlink
https://streamlink.github.io/install.html#linux-and-bsd-packages
et visiblement on peut enregistrer brut de fonderie france 2/3/4//5/O
exemple
$ streamlink https://www.france.tv/france-2/direct.html
[cli][info] Found matching plugin pluzz for URL https://www.france.tv/france-2/direct.html
[plugin.pluzz][error] Failed to access stream, may be due to expired content
Available streams: 288p_hds, 576p_hds, 144p_hds, 576p_hls, 396p_hds, 396p_hls, 180p_hds, 288p_hls, 180p_hls, 144p_hls, 65k (worst), 144p, 144p+a66k, 180p, 180p+a66k, 288p, 288p+a66k, 396p, 396p+a66k, 576p, 576p+a66k (best)
gg@asus:~$ streamlink https://www.france.tv/france-2/direct.html 576p+a66k
[cli][info] Found matching plugin pluzz for URL https://www.france.tv/france-2/direct.html
[plugin.pluzz][error] Failed to access stream, may be due to expired content
[cli][info] Available streams: 288p_hds, 576p_hds, 144p_hds, 576p_hls, 396p_hds, 396p_hls, 180p_hds, 288p_hls, 180p_hls, 144p_hls, 65k (worst), 144p, 144p+a66k, 180p, 180p+a66k, 288p, 288p+a66k, 396p, 396p+a66k, 576p, 576p+a66k (best)
[cli][info] Opening stream: 576p+a66k (dash)
[cli][info] Starting player: /usr/bin/vlc
^C[cli][info] Stream ended
[stream.ffmpegmux][error] Pipe copy aborted: /tmp/ffmpeg-17737-531
Interrupted! Exiting...
[cli][info] Closing currently open stream...
gg@asus:~$ ^C
gg@asus:~$ streamlink https://www.france.tv/france-2/direct.html 576p+a66k -o aaa.ts
[cli][info] Found matching plugin pluzz for URL https://www.france.tv/france-2/direct.html
[plugin.pluzz][error] Failed to access stream, may be due to expired content
[cli][info] Available streams: 288p_hds, 576p_hds, 144p_hds, 576p_hls, 396p_hds, 396p_hls, 180p_hds, 288p_hls, 180p_hls, 144p_hls, 65k (worst), 144p, 144p+a66k, 180p, 180p+a66k, 288p, 288p+a66k, 396p, 396p+a66k, 576p, 576p+a66k (best)
[cli][info] Opening stream: 576p+a66k (dash)
[download][aaa.ts] Written 552.0 KB (5s @ 95.4 KB/s) ^C[cli][info] Stream ended
Interrupted! Exiting...
[cli][info] Closing currently open stream...
il y a dans le help des options pour l'audio et la langue...