youtube-dl 下載/合併 vimeo m4s 檔案,轉存為 mp4

2020100511:37
#1
首先,取得 json 網址,例如:
https://aaaaaa.akamaized.net/exp=xxxxxxxxxxxec38d/master.json?base64_init=1

改為
https://aaaaaa-adaptive.akamaized.net/exp=xxxxxxxxxxxec38d/master.mpd

#2
./youtube-dl -o abc.mp4 https://aaaaaa.akamaized.net/exp=xxxxxxxxxxxec38d/master.mpd




youtube-dl 官網:
https://youtube-dl.org/

youtube-dl github:
https://github.com/ytdl-org/youtube-dl/

參考用法:
https://github.com/ytdl-org/youtube-dl/blob/master/README.md#readme
https://www.cnblogs.com/faunjoe88/p/7810427.html