Original video:
https://sns-video-bd.xhscdn.com/spectrum/1040g35831sekr3bula105p26m3oahc2bmpn7ie8

Post replacement #74512:

ffmpeg -i input.mp4 -c:v libaom-av1 -b:v 9700k -pass 1 -cpu-used 4 -row-mt 1 -tiles 2x2 -an -f null NUL && ffmpeg -i input.mp4 -c:v libaom-av1 -b:v 9700k -pass 2 -cpu-used 2 -row-mt 1 -tiles 2x2 -c:a copy output.mp4