[0:v]split=4[c0v][c1v][c2v][c3v];[0:a]asplit=4[c0a][c1a][c2a][c3a];[c0v] trim=start=0:end=18.29,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t0v]; [c0a] atrim=start=0:end=17.79,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=224.01000000000005:end=244.84000000000003,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t1v]; [c1a] atrim=start=224.01000000000005:end=244.34000000000003,asetpts=PTS-STARTPTS [t1a]; [c2v] trim=start=477.87000000000006:end=503.27000000000004,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t2v]; [c2a] atrim=start=477.87000000000006:end=502.77000000000004,asetpts=PTS-STARTPTS [t2a]; [c3v] trim=start=675.48:end=702.76,setpts=PTS-STARTPTS,fps=30,settb=AVTB [t3v]; [c3a] atrim=start=675.48:end=702.76,asetpts=PTS-STARTPTS [t3a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=17.79[vfade1];[vfade1][t2v]xfade=transition=fade:duration=0.5:offset=38.12[vfade2];[vfade2][t3v]xfade=transition=fade:duration=0.5:offset=63.019999999999996[outv];[t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];