[FFmpeg-user] CLI User Documentation

mikkel meinike mimeini at gmail.com
Fri Apr 8 10:04:07 CEST 2011

I'd say go for the faq. http://ffmpeg.org/faq.html even though I have
been doing Linux for 12 years now I still don't get the man pages. But
the faq is build up on practically explained solution. That works for
me :-)


On Fri, Apr 8, 2011 at 4:27 AM, Jeff Eckermann <jeff_eckermann at yahoo.com> wrote:
>>    I am trying to use FFmpeg and have no prior experience
>>processing video files. To that end, I went to the FFMpeg.org site -->
>>Documentation tab --> Command Line Interface (CLI) and Related User
>>Documentation section --> FFmpeg Documentation link. This document
>>apparently presumes a great deal of background knowledge and used many
>>terms w/o defining them. I have been Google-ing a lot and not getting
>>very far. Can anyone recommend a Glossary or "Video Processing for
>>Dummies"-type site explaining the fundamental concepts and terms?
>>    I appreciate the help.
>>Frank Schwartz
> It would help if you could tell us what you are trying to do.
> As a general introduction: best to start small and work up.  FFmpeg supports
> lots of features that most people will rarely if ever use.  A minimal command
> line is:
> ffmpeg -i inputfile outputfile
> FFmpeg will usually do a good job of working out what "inputfile" actually is,
> and what "outputfile" is intended to be.  If transcoding is required, default
> values will be used for the optional parameters.  These defaults may be fine for
> you, or they might not e.g. the default video bitrate is 200kbs, which will give
> poor quality and is really only suitable for internet streaming.  You can use
> the "-b" flag to specify the video bitrate, and "-ab" to specify the audio
> bitrate.
> You can specify the audio and video format by using "-acodec" and "-vcodec"
> options, for example:
> ffmpeg -i dvd_rip.mpg -vcodec mpeg4 -acodec libmp3lame -b 1500k -ab 320k
> encoded_dvd.mp4
> (this assumes that your ffmpeg is compiled with libmp3lame, which it probably
> is).
> Try googling "ffmpeg"; you will find plenty of usage examples.
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