[0:v]split=3[c0v][c1v][c2v];[0:a]asplit=3[c0a][c1a][c2a];[c0v] trim=start=0:end=39.26,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t0v]; [c0a] atrim=start=0:end=38.76,asetpts=PTS-STARTPTS [t0a]; [1:v] trim=start=0:end=13.78,scale=1470:956:force_original_aspect_ratio=1,pad=1470:956:(ow-iw)/2:(oh-ih)/2:color=white,setsar=1:1,fps=25,settb=AVTB [t1v]; aevalsrc=0:d=13.28 [t1a]; [c1v] trim=start=38.760000000000005:end=153.01,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t2v]; [c1a] atrim=start=38.760000000000005:end=153.01,asetpts=PTS-STARTPTS [t2a]; [c2v] trim=start=153.91:end=155.43,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t3v]; [c2a] atrim=start=153.91:end=155.43,asetpts=PTS-STARTPTS [t3a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=38.76[vfade1];[vfade1][t2v]xfade=transition=fade:duration=0.5:offset=52.04[vfade2];[vfade2][t3v]concat=n=2:v=1:a=0[outv]; [t0a][t1a][t2a][t3a]concat=n=4:v=0:a=1[outa];