首先查看youtube单个音像的视频和音频对应的编号:
youtube-dl -F https://www.youtube.com/watch?v=ZsVcKcBiYHM
[youtube] ZsVcKcBiYHM: Downloading webpage
[youtube] ZsVcKcBiYHM: Downloading MPD manifest
[youtube] ZsVcKcBiYHM: Downloading player b128dda0
[info] Available formats for ZsVcKcBiYHM:
format code extension resolution note
139 m4a audio only DASH audio 56k , m4a_dash container, mp4a.40.5 (22050Hz), 42.06MiB
251 webm audio only tiny 120k , webm_dash container, opus @120k (48000Hz), 104.14MiB
140 m4a audio only tiny 129k , m4a_dash container, mp4a.40.2@129k (44100Hz), 111.63MiB
278 webm 256×144 DASH video 95k , webm_dash container, vp9, 30fps, video only
160 mp4 256×144 DASH video 108k , mp4_dash container, avc1.4d400b, 30fps, video only
242 webm 426×240 DASH video 220k , webm_dash container, vp9, 30fps, video only
133 mp4 426×240 DASH video 242k , mp4_dash container, avc1.4d400c, 30fps, video only
134 mp4 640×360 360p 104k , mp4_dash container, avc1.4d401e@ 104k, 30fps, video only, 89.95MiB
243 webm 640×360 DASH video 405k , webm_dash container, vp9, 30fps, video only
244 webm 854×480 DASH video 752k , webm_dash container, vp9, 30fps, video only
135 mp4 854×480 DASH video 1155k , mp4_dash container, avc1.4d400a, 30fps, video only
136 mp4 1280×720 720p 243k , mp4_dash container, avc1.64001f@ 243k, 30fps, video only, 209.51MiB
247 webm 1280×720 DASH video 1505k , webm_dash container, vp9, 30fps, video only
137 mp4 1920×1080 1080p 404k , mp4_dash container, avc1.640028@ 404k, 30fps, video only, 348.85MiB
248 webm 1920×1080 DASH video 2646k , webm_dash container, vp9, 30fps, video only
18 mp4 640×360 360p 198k , avc1.42001E, 30fps, mp4a.40.2 (44100Hz), 170.78MiB
22 mp4 1280×720 720p 371k , avc1.64001F, 30fps, mp4a.40.2 (44100Hz) (best)
选择对应的编号下载:
youtube-dl -f 135+140 https://www.youtube.com/watch?v=ZsVcKcBiYHM