[FFmpeg-user] abitscope won't run

[Moritz Barsnick]

On Mon, May 20, 2024 at 13:14:43 -0400, Mark Filipak wrote:
> Doesn't work:
> ffmpeg -i c:\source.mp4 -map 0 -af abitscope -c:v libx265 -x265-params
> crf=18 -c:a ac3 -sn -dn "c:\abitscope.mp4"
[...]
> [vf#0:0 @ 000000000053e0c0] Tried to connect video stream to audio filtergraph input

abitscope has a video output. You need to use a "-filter_complex"
instead of "-af" to map its output to a video stream (and then of
course map that stream into your output file).

Cheers,
Moritz