On 6/26/20, Nicolas VAMBAIRGUE <nicolas2...@nv76.info> wrote: > Hello, > > > I'm starting to use the ffmpeg filters, using the documentation. It > seems working but, I don't find the way to get the frequency response of > a filter. For example, let's say I'm applying this filter : > > equalizer=f=7000:t=q:w=2:g=2,equalizer=f=1000:t=q:w=1:g=3,equalizer=f=80:t=q:w=2:g=-30 > > in the following command : > > ffmpeg -re -i /home/dr_click/live.wav -acodec pcm_s16be -ar 44100 -ac 2 > -f rtp -af > "equalizer=f=7000:t=q:w=2:g=2,equalizer=f=1000:t=q:w=1:g=3,equalizer=f=80:t=q:w=2:g=-30" > rtp://127.0.0.1:1234 > > It works, I'm hearing a distorted sound. And what I'd like to know, with > such a filter, is the db gain for the 2000 Hz signal or for the 150Hz > signal or any other frequency with a query like : give me your frequency > and I'll tell you which gain is applied at this frequency with the > defined filter.
Yes, with anequalizer filter. > > > Thank you for your help, > > > Nicolas > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
