[iP4]
-vf "scale=600:400:flags=fast_bilinear,shanapad=DAR,setsar=1/1,shanasubtitle=1"
-af "aresample=44100:resampler=soxr"
-f mp4
-c:v libx264 -preset faster -profile:v baseline -level 2.0 -tune:v none -crf 25.0
-c:a libfdk_aac -ac 2 -b:a 96k
-sn -map_metadata -1 -map_chapters -1 -r 30
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
Style: Default,,22,&H00FFFFFF,&H0000FFFF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,1.5,2.0,2,10,10,24,1