[0:v]split=1[c0v];[0:a]asplit=1[c0a];[1:v]split=2[c1v][c2v];[1:a]asplit=2[c1a][c2a];[c0v] trim=start=0:end=81.02,setpts=PTS-STARTPTS,fps=24,settb=AVTB [t0v]; [c0a] atrim=start=0:end=80.52,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=0:end=1.761,setpts=PTS-STARTPTS,fps=24,settb=AVTB [t1v]; [c1a] atrim=start=0:end=1.761,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=2.9710000000000036:end=18.751000000000005,setpts=PTS-STARTPTS,fps=24,settb=AVTB [t2v]; [c2a] atrim=start=2.9710000000000036:end=18.751000000000005,asetpts=PTS-STARTPTS [t2a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=80.52[vfade1];[vfade1][t2v]concat=n=2:v=1:a=0[outv]; [t0a][t1a][t2a]concat=n=3:v=0:a=1[outa];