[FFmpeg-devel] [OPW] OPW Project Proposal

Pallavi Kumari pallavikumari.in at gmail.com
Mon Oct 10 20:18:19 EEST 2016

Hi Nicholas,

The use cases proposed by you is certainly very useful. You are welcome to
add it with the wiki content. Thanks again for your input :)

On Mon, Oct 10, 2016 at 10:33 PM, Nicolas George <george at nsup.org> wrote:

> Le nonidi 19 vendémiaire, an CCXXV, Pallavi Kumari a écrit :
> > Implementing filters for ffmpeg that would give different audio
> > fingerprints for an audio which could be reused by other people for
> variety
> > of applications. Goal of this system is given a song as an input, it
> would
> > spits out similar sounding songs. Some of its applications are:
> >
> > * detecting duplicate songs
> > * retrieving similar songs
> > * can be used for recommending songs
> > * clustering songs based on content/tags
> Sorry I did not follow up earlier in the discussion: maybe you could
> consider adding:
> * identifying a fragment of a recording
> I do not think this is covered by the other cases. My idea is this: imagine
> you have several recordings of some event (maybe a speech, or a concert),
> and you want to identify a small portion for something, a comment for
> example. If there were a reference recording available for anyone, you
> could
> just give the timing. But if not, you could identify the portion by its
> fingerprint. Then anyone who has a recording can look for the portion using
> the finger print.
> Another use case would be subtitles. It could look like catering for
> piracy,
> since official sources of subtitles certainly have all the timing
> information they need. But I can see legitimate reasons to take subtitles
> from the web even with a legal copy of the program: maybe living in a
> foreign country where the TV broadcasts do not have subtitles in the
> appropriate language.
> Regards,
> --
>   Nicolas George
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