[0:v]split=1[c0v];[0:a]asplit=1[c0a];[1:v]split=1[c1v];[1:a]asplit=1[c1a];[c0v] trim=start=0:end=25.51,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t0v]; [c0a] atrim=start=0:end=25.01,asetpts=PTS-STARTPTS [t0a]; [c1v] trim=start=0:end=35.99,setpts=PTS-STARTPTS,fps=25,settb=AVTB [t1v]; [c1a] atrim=start=0:end=35.99,asetpts=PTS-STARTPTS [t1a]; [t0v][t1v]xfade=transition=fade:duration=0.5:offset=25.01[outv];[outv] subtitles='/imagecap/temp/0100000073c9ea4b18b908de70975d51.ass':fontsdir=./assets:force_style='Fontname=Noto Sans' [outvlscs]; [t0a][t1a]concat=n=2:v=0:a=1[outa];