Hi, there!

Change brightness: ffmpeg -i INPUT.MOV -vf eq=brightness=0.5:contrast=2.0:saturation=2.0  -c:a copy OUTPUT.MOV initial brightness (default: 0.0) initial saturation (default: 1.0) initial contrast (default: 1.0) Change to black and white: ffmpeg -i input -vf hue=s=0 -c:a copy output

Well, it's a new year for me. Since I droped the chance to go to university, I wasted another year for GaoKao. But you have to know, things never goes easy for us. Hard time always come. So the more close to the test, the more nervous I got. I hope you never get this feeling like me, good luck!