20140218 youtube-dl with openSUSE 13.1

有時候會有從 Youtube 下載影片的需求

參考　How to save Youtube video on Linux http://xmodulo.com/2013/03/how-to-save-youtube-videos-on-linux.html

查了 http://software.opensuse.org/package/youtube-dl

發現他在 standard 套件庫內

# zypper  search  youtube

Retrieving repository 'NCHC-Packman' metadata ............................[done]

Building repository 'NCHC-Packman' cache .................................[done]

Loading repository data...

Reading installed packages...

S | Name                 | Summary                                  | Type      

--+----------------------+------------------------------------------+-----------

i | grilo-plugin-youtube | Media discovering and browsing framewo-> | package   

 | youtube-dl           | Download Videos from youtube.com         | package   

 | youtube-dl           | Download Videos from youtube.com         | srcpackage

安裝 youtube-dl

# zypper   install  youtube-dl

Loading repository data...

Reading installed packages...

Resolving package dependencies...

The following NEW package is going to be installed:

 youtube-dl

1 new package to install.

Overall download size: 226.1 KiB. After the operation, additional 899.5 KiB

will be used.

Continue? [y/n/? shows all options] (y): y

透過 youtube-dl  -F 來觀察可以下載的格式

> youtube-dl  -F  http://www.youtube.com/watch?v=13eLHrDcb1k

[youtube] Setting language

[youtube] 13eLHrDcb1k: Downloading video webpage

[youtube] 13eLHrDcb1k: Downloading video info webpage

[youtube] 13eLHrDcb1k: Extracting video information

Available formats:

22 : mp4 [720x1280]

18 : mp4 [360x640]

43 : webm [360x640]

5 : flv [240x400]

17 : mp4 [144x176]

指定要下載的格式進行下載 (請注意 -f 是小寫)

> youtube-dl  -f  22  http://www.youtube.com/watch?v=13eLHrDcb1k

[youtube] Setting language

[youtube] 13eLHrDcb1k: Downloading video webpage

[youtube] 13eLHrDcb1k: Downloading video info webpage

[youtube] 13eLHrDcb1k: Extracting video information

[download] Destination: Your Eyes - 竹内まりや ( 安堂ロイド～A.I. knows LOVE？～ 主題歌 )Yo1ko2 Cover-13eLHrDcb1k.mp4

[download] 100.0% of 15.98MiB at 26.02MiB/s ETA 00:00

觀察輸出

> ls

2013ironman                                                                                    下載

AddPackmanRepo.sh                                                                              公共

bin                                                                                            圖片

Dropbox                                                                                        影片

forticlientsslvpn                                                                              文件

forticlientsslvpn_linux_4.0.2010.tar.gz                                                        桌面

javaLearn                                                                                      模板

public_html                                                                                    相關會議資訊.docx

Your Eyes - 竹内まりや ( 安堂ロイド～A.I. knows LOVE？～ 主題歌 )Yo1ko2 Cover-13eLHrDcb1k.mp4  音樂

在指令的選項部份, man 了一下相關選項,找一下可能的有用選項

• --all-formats 下載所有的格式
• -a, --batch-file  使用檔案的方式批次下載

例如

> cat   video.list

http://www.youtube.com/watch?v=13eLHrDcb1k

http://www.youtube.com/watch?v=JFlqULfmg2M

> youtube-dl   -a   video.list

[youtube] Setting language

[youtube] 13eLHrDcb1k: Downloading video webpage

[youtube] 13eLHrDcb1k: Downloading video info webpage

[youtube] 13eLHrDcb1k: Extracting video information

[download] Destination: Your Eyes - 竹内まりや ( 安堂ロイド～A.I. knows LOVE？～ 主題歌 )Yo1ko2 Cover-13eLHrDcb1k.mp4

[download] 100.0% of 15.98MiB at 40.78MiB/s ETA 00:00

[youtube] JFlqULfmg2M: Downloading video webpage

[youtube] JFlqULfmg2M: Downloading video info webpage

[youtube] JFlqULfmg2M: Extracting video information

[download] Destination: Hiroshi Kitadani - Pegasus Fantasy Cover no AF 2006 [DBBR]-JFlqULfmg2M.mp4

[download] 100.0% of 16.46MiB at 30.48MiB/s ETA 00:00

下載為 mp3
首先要安裝 ffmpeg 套件

>youtube-dl    http://www.youtube.com/watch?v=13eLHrDcb1k --extract-audio --audio-format mp3