[0:a] atrim=start=0:end=24.34 [t0a]; [1:a] atrim=start=0:end=11.36 [t1a]; [t0a][t1a]concat=n=2:v=0:a=1[a]; [2:v]crop=1200:1200:0:0,scale=768:-2,format=yuva420p[img_bg];[img_bg]subtitles='/imagecap/temp/0100000089c81694046508ddf15df572.ass':fontsdir=/imagecap/temp/0100000089c81694046508ddf15df572:force_style='Fontname='GothamNarrow-Book''[vbgsub]; [a]asplit[aw][wavea]; [aw]amplily_vizfreq=size=90x120:thickness=2:gap=3:amode=random:depthamp=5:color=#000000@0.5|#000000@0.5:win_func=gauss:averaging=3:win_size=180[wave]; [vbgsub][wave]overlay=shortest=1:x=60:y=main_h-overlay_h-30[wavev];