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Convert f4v to mp3 audio using ffmpeg or mplayer command line

So I found that ffmpeg or mplayer are very capable of converting almost any format, to convert a f4v video to mp3 file command line just do the following:

Command line examples of converting video f4v to mp3

ffmpeg -i videofile.f4v videofile.mp3
mplayer -dumpaudio videofile.f4v -dumpfile videofile.mp3
NOTE: this is tested on ubuntu 11.04

the above is a list of all the f4v videos to convert all those files in one go you can run the following command:

how to create a time lapse using ffmpeg

how to create a time lapse using ffmpeg

Rename Files

Resize Images

Finally put the video together

Change the “fps=15” in the following command, to match your frames per
second you wish to get in the final video:

reference:
http://ubuntuforums.org/showthread.php?t=2022316

How to create a mp3 video with static image using ffmpeg

If you are looking to create a mp3 video with static image using ffmpeg, below will do the trick:

Requirements

You will need ffmpeg in order to run this, I tested this on ubuntu 12.x