-*- outline -*-

* Players for linux?

  $ sudo apt-get install vlc
or
  $ sudo apt-get install mplayer

* How convert .3gp to .avi(mpeg)?

First install convertor:

  $ sudo apt-get install ffmpeg

Then do:

  $ ffmpeg -i video-in.3gp -b 250 -s 160×120 -r 15 -f avi -an video-out.avi
or
  $ mencoder -oac mp3lame -ovc lavc -o video-out.avi -vf pp,2xsai,scale video-in.3gp
or
  $ mencoder -o video-in.avi -vf pp,2xsai,scale -ovc lavc video-out.3gp
or
  $ mencoder -o video-in.avi -vf rotate=2 -oac pcm -ovc divx4 video-out.3gp