[FFmpeg-devel] [OPW] OPW Project Proposal

[Lou Logan]

Hi,

On Sun, Sep 25, 2016, at 04:32 AM, Pallavi Kumari wrote:
[...]
> I want to propose the idea of implementing filters for ffmpeg that would
> give different audio fingerprints for an audio which could be reused by
> other people for variety of applications.

chromaprint comes to mind. It may be of interest to you:
https://ffmpeg.org/ffmpeg-formats.html#chromaprint
https://acoustid.org/chromaprint