Command line Youtube Video Downloading

Youtube-dl

youtube-dl is a small command-line program to download videos from YouTube.com and a few more sites. It requires the Python interpreter, version 2.6, 2.7, or 3.3+, and it is not platform specific. It should work on your Unix box, on Windows or on Mac OS X. It is released to the public domain, which means you can modify it, redistribute it or use it however you like.

Install In Ubuntu

1. install youtube-dl

$ sudo apt-get update && sudo apt-get install youtube-dl

Install In CentOS, Fedora

$ su -c 'yum -y install youtube-dl'

2. use this command to download files from YouTube

$ youtube-dl -o [name of output file] [YouTube URL]

3. To view all options youtube-dl, Type this in command in Terminal

$ man youtube-dl

To quit from manual press q key

Examples

1. Download classic webm type and save it as video.webm

$ youtube-dl https://www.youtube.com/watch?v=sqjFKwvrWTw

1. Download classic flv type and save it as video.flv

$ youtube-dl -ci -o video.flv "https://www.youtube.com/watch?v=sqjFKwvrWTw"

2. Download  mp4 file and save it as video.mp4

$ youtube-dl -ci -o video.mp4 -f 18 "https://www.youtube.com/watch?v=sqjFKwvrWTw"
Note : The -ci option will allow user to resume the download after discontinuation and continue on download errors. 

The Format Information

Commands and Options

1 List all available formats for the video

$ youtube-dl -F "https://www.youtube.com/watch?v=sqjFKwvrWTw"

2 For Help

$ youtube-dl --help

3 Download classic webm type with default title and save it as video.webm

$ youtube-dl -cit "https://www.youtube.com/watch?v=sqjFKwvrWTw"

4 Update Youtube-dl

$ youtube-dl -U