2019-02-13 23:10 GMT+01:00, Frans Meulenbroeks <fransmeulenbroeks at gmail.com>: > Of course I can re-create this code, but I was wondering if there is by any > chance something in ffmpeg that I could use for this purpose (e.g. based > upon mpeg-7 signatures). The signature filter is based upon mpeg-7 signatures. Carl Eugen