[FFmpeg-user] Use concat filter with a fade
Michael Koch
astroelectronic at t-online.de
Tue Jun 14 14:53:33 EEST 2022
Am 14.06.2022 um 13:47 schrieb Cecil Westerhof via ffmpeg-user:
> Sometimes I have to cut parts out of a video. I now use for this (bash on Debian):
> ffmpeg -y \
> -ss ${videoStart} -to ${cutStart} -i ${inputFile} \
> -ss ${cutEnd} -to ${videoEnd} -i ${inputFile} \
> -vcodec libx264 \
> -crf 26 \
> -acodec libmp3lame -qscale:a 9 \
> -preset veryfast \
> -lavfi "concat=n=2:v=1:a=1" \
> -an ${outputFile}
>
> But the cut from one part to another is a bit abrupt. Is there a
> possibility to smooth it with something like a fade?
you can use the xfade filter. :
https://www.ffmpeg.org/ffmpeg-all.html#xfade
https://trac.ffmpeg.org/wiki/Xfade
Michael
More information about the ffmpeg-user
mailing list