README.md

Download Youtube Video in Golang

This package is a Youtube video download package, for more detail refer https://github.com/ytdl-org/youtube-dl for more download options.

This tool is meant to be used to download CC0 licenced content, we do not support nor recommend using it for illegal activities.

Overview

• Install
• Usage
• Example: Download video from [dotGo 2015 - Rob Pike - Simplicity is Complicated]

Installation

Install via go get

Please ensure you have installed Go 1.18 or later.

go get github.com/kkdai/youtube/v2

From source code

git clone https://github.com/kkdai/youtube.git
cd youtube
go run ./cmd/youtubedr

Mac

brew install youtubedr

in Termux

pkg install youtubedr

You can also find this package in

• archlinux (thanks to cjsthompson)
• Termux package (thanks to kcubeterm)
• Homebrew (thanks to kkc)

Usage

Use the binary directly

It's really simple to use, just get the video id from youtube url - ex: https://www.youtube.com/watch?v=rFejpH_tAHM, the video id is rFejpH_tAHM

$ youtubedr download QAGDGja7kbs
$ youtubedr download https://www.youtube.com/watch?v=rFejpH_tAHM

Use this package in your golang program

Please check out the example_test.go for example code.

Example:

• Get information of dotGo-2015-rob-pike video for downloading

  go get github.com/kkdai/youtube/v2/youtubedr

  Download video from dotGo 2015 - Rob Pike - Simplicity is Complicated

  youtubedr info https://www.youtube.com/watch?v=rFejpH_tAHM
  
  Title: dotGo 2015 - Rob Pike - Simplicity is Complicated
  Author: dotconferences
  -----available streams-----
  itag:  18 , quality: medium , type: video/mp4; codecs="avc1.42001E, mp4a.40.2"
  itag:  22 , quality:  hd720 , type: video/mp4; codecs="avc1.64001F, mp4a.40.2"
  itag: 137 , quality: hd1080 , type: video/mp4; codecs="avc1.640028"
  itag: 248 , quality: hd1080 , type: video/webm; codecs="vp9"
  ........
  

• Download dotGo-2015-rob-pike-video

  go get github.com/kkdai/youtube/v2/youtubedr

  Download video from dotGo 2015 - Rob Pike - Simplicity is Complicated

  youtubedr download https://www.youtube.com/watch?v=rFejpH_tAHM
  

• Download video to specific folder and name

  go get github.com/kkdai/youtube/v2/youtubedr

  Download video from dotGo 2015 - Rob Pike - Simplicity is Complicated to current directory and name the file to simplicity-is-complicated.mp4

  youtubedr download -d ./ -o simplicity-is-complicated.mp4 https://www.youtube.com/watch?v=rFejpH_tAHM
  

• Download video with specific quality

  go get github.com/kkdai/youtube/v2/youtubedr

  Download video from dotGo 2015 - Rob Pike - Simplicity is Complicated with specific quality

  youtubedr download -q medium https://www.youtube.com/watch?v=rFejpH_tAHM
  

  Special case by quality hd1080:

  Installation of ffmpeg is necessary for hd1080

  ffmpeg   //check ffmpeg is installed, if not please download ffmpeg and set to your PATH.
  youtubedr download -q hd1080 https://www.youtube.com/watch?v=rFejpH_tAHM
  

• Download video with specific itag

  go get github.com/kkdai/youtube/v2/youtubedr

  Download video from dotGo 2015 - Rob Pike - Simplicity is Complicated

  youtubedr download -q 18 https://www.youtube.com/watch?v=rFejpH_tAHM
  

How it works

• Parse the video ID you input in URL
  • ex: https://www.youtube.com/watch?v=rFejpH_tAHM, the video id is rFejpH_tAHM
• Get video information via video id.
  • Use URL: http://youtube.com/get_video_info?video_id=
• Parse and decode video information.
  • Download URL in "url="
  • title in "title="
• Download video from URL
  • Need the string combination of "url"

Inspired

• https://github.com/ytdl-org/youtube-dl
• https://github.com/lepidosteus/youtube-dl
• 拆解 Youtube 影片下載位置
• iawia002/annie
• How to get url from obfuscate video info: youtube video downloader with php

Project52

It is one of my project 52.

License

This package is licensed under MIT license. See LICENSE for details.