Tip - How to get better quality converting MP4 to WMV with ffmpeg?

I am converting MP4 files to WMV with these two rescaling commands: ffmpeg -i test.mp4 -y -vf scale=-1:360 test1.wmv ffmpeg -i test.mp4 -y -vf scale=-1:720 test2.wmv I've also tried: ffmpeg -g ...