On 1/19/23, Michael Koch <astroelectro...@t-online.de> wrote: > Am 19.01.2023 um 15:49 schrieb Alexander Bieliaev via ffmpeg-user: >> How can I replace a part of the audio from and to a specific time with >> some >> other audio/sound (I want to replace it with beep in this case)? >> > > Here is an example: > > ffmpeg -lavfi sine=500:d=10 -y audio1.wav > ffmpeg -lavfi sine=2000:d=10 -y audio2.wav > > ffmpeg -i audio1.wav -i audio2.wav -lavfi > [0]volume='1-between(t,4,6)':eval=frame[a];[1]volume='between(t,4,6)':eval=frame[b];[a][b]amix > > -y out.wav
That is never going to give smooth transitions. Also overly complicated as can be simplified with commands to to amix filter. > > Michael > > _______________________________________________ > 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".
