ffmpeg -i input.mp4 -c:v mpeg1video -vb 160k -c:a mp2 -ab 64k -vf "fps=25,scale=272:152:flags=lanczos" -y 272x152.mpg
ffmpeg -i input.mp4 -c:v mpeg1video -vb 320k -c:a mp2 -ab 64k -vf "fps=25,scale=-1:240:flags=lanczos,crop=320:240:(in_w-320)/2:0" -y 320x240.mpg
ffmpeg -i input.mp4 -t 00:00:02 -vf "scale=-1:288:flags=lanczos,crop=352:288:(in_w-352)/2:0" -target pal-vcd -y VCD.DAT