youtube 4K en qualité max, format 337 (2160p60 HDR 28926k , vp9.2, 60fps) c'est presque du 30 Mbps avec le son.
$ youtube-dl.exe -F https://www.youtube.com/watch?v=tO01J-M3g0U
[youtube] tO01J-M3g0U: Downloading webpage
[youtube] tO01J-M3g0U: Downloading video info webpage
[youtube] tO01J-M3g0U: Extracting video information
WARNING: unable to extract uploader nickname
[info] Available formats for tO01J-M3g0U:
format code extension resolution note
249 webm audio only DASH audio 56k , opus @ 50k, 918.04KiB
250 webm audio only DASH audio 71k , opus @ 70k, 1.19MiB
140 m4a audio only DASH audio 127k , m4a_dash container, mp4a.40.2@128k, 2.34MiB
171 webm audio only DASH audio 129k , vorbis@128k, 2.08MiB
251 webm audio only DASH audio 140k , opus @160k, 2.37MiB
160 mp4 256x144 144p 111k , avc1.4d400c, 30fps, video only, 1.13MiB
278 webm 256x144 144p 114k , webm container, vp9, 30fps, video only, 1.64MiB
133 mp4 426x240 240p 246k , avc1.4d4015, 30fps, video only, 2.34MiB
242 webm 426x240 240p 251k , vp9, 30fps, video only, 3.40MiB
243 webm 640x360 360p 460k , vp9, 30fps, video only, 6.37MiB
134 mp4 640x360 360p 729k , avc1.4d401e, 30fps, video only, 6.89MiB
244 webm 854x480 480p 885k , vp9, 30fps, video only, 11.58MiB
135 mp4 854x480 480p 1350k , avc1.4d401f, 30fps, video only, 14.10MiB
247 webm 1280x720 720p 1583k , vp9, 30fps, video only, 23.35MiB
136 mp4 1280x720 720p 2714k , avc1.4d401f, 30fps, video only, 27.78MiB
248 webm 1920x1080 1080p 2743k , vp9, 30fps, video only, 41.21MiB
302 webm 1280x720 720p60 2763k , vp9, 60fps, video only, 39.20MiB
298 mp4 1280x720 720p60 4078k , avc1.4d4020, 60fps, video only, 45.54MiB
303 webm 1920x1080 1080p60 4622k , vp9, 60fps, video only, 67.20MiB
137 mp4 1920x1080 1080p 4835k , avc1.640028, 30fps, video only, 49.99MiB
299 mp4 1920x1080 1080p60 6769k , avc1.64002a, 60fps, video only, 80.83MiB
271 webm 2560x1440 1440p 8931k , vp9, 30fps, video only, 125.79MiB
308 webm 2560x1440 1440p60 13335k , vp9, 60fps, video only, 195.29MiB
313 webm 3840x2160 2160p 17946k , vp9, 30fps, video only, 292.09MiB
315 webm 3840x2160 2160p60 27412k , vp9, 60fps, video only, 446.38MiB
330 webm 256x144 144p60 HDR 243k , vp9.2, 60fps, video only, 3.55MiB
331 webm 426x240 240p60 HDR 504k , vp9.2, 60fps, video only, 7.81MiB
332 webm 640x360 360p60 HDR 1074k , vp9.2, 60fps, video only, 17.47MiB
333 webm 854x480 480p60 HDR 2004k , vp9.2, 60fps, video only, 34.77MiB
334 webm 1280x720 720p60 HDR 4534k , vp9.2, 60fps, video only, 80.59MiB
335 webm 1920x1080 1080p60 HDR 6988k , vp9.2, 60fps, video only, 122.55MiB
336 webm 2560x1440 1440p60 HDR 16243k , vp9.2, 60fps, video only, 293.51MiB
337 webm 3840x2160 2160p60 HDR 28926k , vp9.2, 60fps, video only, 523.83MiB
17 3gp 176x144 small , mp4v.20.3, mp4a.40.2@ 24k
36 3gp 320x180 small , mp4v.20.3, mp4a.40.2
43 webm 640x360 medium , vp8.0, vorbis@128k
18 mp4 640x360 medium , avc1.42001E, mp4a.40.2@ 96k
22 mp4 1280x720 hd720 , avc1.64001F, mp4a.40.2@192k (best)
format 337 -> taille du fichier = 523.83MiB soit 523.83*8 Mbits. la vidéo dure 2m35s soit 155s.
523.83*8 / 155 = 28 Mbps (edit: correction MiB -> Mb)
plus le son (négligeable).
bon apres c'est un cas extreme , y'a pas masse films (du commerce) en 60 fps :p
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