Hi all

I have an MXF with 8 chanel audio.
I would like to create a multicanel vumeter but I only see a central channel:

ffplay -f lavfi "amovie=1.mxf,asplit[a][out1]; [a]showvolume=f=0:b=4:w=800:h=50 [out0]"

Possibly?

Thanks in advance