Install youtube-dl in Ubuntu
sudo aptitude install youtube-dl
This will complete the installation.
Using youtube-dl
Usage instructions are easy. Use youtube-dl followed by a video URL or identifier.
youtube-dl Example
youtube-dl “http://www.youtube.com/watch?v=foobar”
The video will be saved to the file foobar.flv in that example. As YouTube.com videos are in Flash Video format, their extension should be flv.Check this simple guide to convert .flv files to .mpg
More usage tips
You can change the file name of the video using the -o option, like in
youtube-dl -o vid.flv “http://www.youtube.com/watch?v=foobar”.
Some videos require an account to be downloaded, mostly because they’re flagged as mature content. You can pass the program a username and password for a YouTube.com account with the -u and -p options, like
youtube-dl -u myusername -p mypassword “http://www.youtube.com/watch?v=foobar”.
The account data can also be read from the user .netrc file by indicating the -n or --netrc option. The machine name is youtube in that case.
The simulate mode (activated with -s or --simulate) can be used to just get the real video URL and use it with a download manager if you prefer that option.
The quiet mode (activated with -q or --quiet) can be used to supress all output messages. This allows, in systems featuring /dev/stdout and other similar special files, outputting the video data to standard output in order to pipe it to another program without interferences.
The program can be told to simply print the final video URL to standard output using the -g or --get-url option.





RTMP download detected but “rtmpdump” could not be run
what i am do that now to over come this problem
[Reply]
Philipp Hagemeister Reply:
December 15th, 2011 at 2:12 pm
You need to download and install rtmpdump ( http://rtmpdump.mplayerhq.hu/ ).
[Reply]
1. #apt-get install youtube-dl
2. #youtube-dl --update
3.Following works for me..
#youtube-dl -o test.mp4 “http://www.youtube.com/watch?v=Q7jSZJpzuDI”
“Good Luck”
[Reply]
yash k Reply:
November 8th, 2011 at 1:37 pm
No it’s not getting updated it gives error as
youtube-dl --update
Updating to latest stable version…
ERROR: unable to download latest version
…. and it’s not downloading as well
[Reply]
praveen Reply:
December 31st, 2011 at 2:10 pm
youtube-dl -o test.mp4 “http://www.youtube.com/watch?v=Q7jSZJpzuDI”
[Reply]
dell@dell:~$ [youtube] Setting language
[youtube] Mq-UTP9YU_Q: Downloading video webpage
[youtube] Mq-UTP9YU_Q: Downloading video info webpage
[youtube] Mq-UTP9YU_Q: Extracting video information
ERROR: no fmt_url_map or conn information found in video info
then just cursor remains blinking idk what is wrong. help me with this I tried to update but
response i got was
dell@dell:~$ sudo youtube-dl -U
Updating to latest stable version…
ERROR: unable to download latest version
[Reply]
dell@dell:~$ [youtube] Setting language
[youtube] Mq-UTP9YU_Q: Downloading video webpage
[youtube] Mq-UTP9YU_Q: Downloading video info webpage
[youtube] Mq-UTP9YU_Q: Extracting video information
ERROR: no fmt_url_map or conn information found in video info
then just cursor remains blinking idk what is wrong. help me with this I tried to update but
response i got was ---->
dell@dell:~$ sudo youtube-dl -U
Updating to latest stable version…
ERROR: unable to download latest version
Thanking in anticipation
[Reply]
Just run the update and everything will be OK:
#youtube-dl --update
[Reply]
I just run the update and get exactly the same error message.
[Reply]
juska Reply:
December 7th, 2011 at 7:57 pm
Ok, “youtube-dl -U” did the trick, thanks for help!
[Reply]
ERROR: no fmt_url_map or conn information found in video info
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how to choose the destination folder..nd where to see the downloaded videos
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yeah the default download directory is not the default dir4ctory? cannot see videos anywhere….
ooh and Happy New Years! May Your 2012 be filled with much adventure and reward!
-bq- out^
[Reply]