[0:v]split=4[c0v][c1v][c2v][c3v];[0:a]asplit=4[c0a][c1a][c2a][c3a];[c0v] trim=start=0:end=1.98,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t0v]; [c0a] atrim=start=0:end=1.98,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=3.2100000000000364:end=22.340000000000035,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t1v]; [c1a] atrim=start=3.2100000000000364:end=22.340000000000035,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=22.86999999999989:end=35.17999999999989,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t2v]; [c2a] atrim=start=22.86999999999989:end=35.17999999999989,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=36.26899999999978:end=38.919999999999774,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t3v]; [c3a] atrim=start=36.26899999999978:end=38.919999999999774,asetpts=PTS-STARTPTS [t3a]; [t0v][t1v]concat=n=2:v=1:a=0[vfade1]; [vfade1][t2v]concat=n=2:v=1:a=0[vfade2]; [vfade2][t3v]concat=n=2:v=1:a=0[outv]; [t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];