# List variants (resolutions/bitrates)
$ youtube-dl -F https://bitdash-a.akamaihd.net/content/MI201109210084_1/m3u8s/f08e80da-bf1d-4e3d-8899-f0f6155f6efa.m3u8
[generic] f08e80da-bf1d-4e3d-8899-f0f6155f6efa: Requesting header
[generic] f08e80da-bf1d-4e3d-8899-f0f6155f6efa: Downloading m3u8 information
[info] Available formats for f08e80da-bf1d-4e3d-8899-f0f6155f6efa:
format code extension resolution note
audio-English_stereo mp4 audio only [en]
628 mp4 320x180 628k , avc1.42c00d, video only
928 mp4 480x270 928k , avc1.42c00d, video only
1728 mp4 640x360 1728k , avc1.42c00d, video only
2528 mp4 960x540 2528k , avc1.42c00d, video only
4928 mp4 1280x720 4928k , avc1.42c00d, video only
9728 mp4 1920x1080 9728k , avc1.42c00d, video only (best)
# Choose a variant to download, and use its format code below
$ youtube-dl --format 628 https://bitdash-a.akamaihd.net/content/MI201109210084_1/m3u8s/f08e80da-bf1d-4e3d-8899-f0f6155f6efa.m3u8
...
frame= 5257 fps=193 q=-1.0 Lsize= 6746kB time=00:03:30.16 bitrate= 263.0kbits/s speed=7.73x
video:6679kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.998669%
[ffmpeg] Downloaded 6907810 bytes
[download] 100% of 6.59MiB in 00:29
$ open f08e80da-bf1d-4e3d-8899-f0f6155f6efa-f08e80da-bf1d-4e3d-8899-f0f6155f6efa.mp4