LOW 		480 X 270 		400kbps
Medium 	640 X 360 		800kbps
High 		960 X 540 		1200kbps
HD 		1280 x 720 		1500kbps
FullHD 	1920 x 1080 	4000kbps
4K 		3840 X 2160 	8000kbps

.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=480:270 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 400000 .\proccessed\test\test-270.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=640:360 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 800000 .\proccessed\test\test-360.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=960:540 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 1200000 .\proccessed\test\test-540.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=1280:720 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 1500000 .\proccessed\test\test-720.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=1920:1080 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 4000000 .\proccessed\test\test-1080.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -vf scale=3840:2160 -fpsmax 30 -pass 1 -f mp4 -vcodec h264 -b:v 8000000 .\proccessed\test\test-2160.mp4
.\ffmpeg.exe -i .\uploads\test.mp4 -ss 00:00:01.000 -frames:v 1 -q:v 2 .\proccessed\test\test-thumbnail.png