[Libav-user] Video Quality Analyzer - implement which features?

Rafael do Nascimento Pereira rnp at 25ghz.net
Wed May 23 15:06:34 CEST 2012

Hi Wesley,

i would include a PSNR, Quantization, Bit Rate, GOP Length, Aspect Ratio,
Color Format. There are some options the are common to any video format and
other are

I suggest you take a look at this site, maybe you can get some ideas:


*"If you can't explain it simply, you don't understand it well enough."
--Albert Einstein*

2012/5/23 Wesley S. <wesley at ubuntu.com>

> Hi,
> I am a software developer currently working on a (cross-platform) Video
> Quality Analyzer application
> for a project at university. It will most likely be released as open
> source software when it is finished.
> I am posting to this list to ask the video encoding/quality experts what
> is essential
> in comparing video quality according to them.
> A few important design choices I have made:
> - libav is used to open video files in order to support many video formats
> out of the box
> (and to support extraction of information from decoder, for example motion
> vectors)
> - image processing plug-ins and tools are extensible through scripting and
> dynamically linked plug-ins
> So, most important question:
> What plug-ins would be essential in this kind of application for you?
> Also, if you would be interested in more information or if you would like
> to try writing
> your own script or plug-in for this application, you can contact me by
> e-mail.
> Kind regards,
> Wesley S.
> PS: here's a little preview screenshot of the current user interface:
> http://i50.tinypic.com/acptnq.png
> _______________________________________________
> Libav-user mailing list
> Libav-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/libav-user
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://ffmpeg.org/pipermail/libav-user/attachments/20120523/4df81b86/attachment.html>

More information about the Libav-user mailing list