Prores Ultra (for VFX and keeping Alpha Channel) -i input.mkv -pix_fmt yuv444p10 -c:v prores_ks -profile:v 4 -vendor ap10 -an outputFile.mov Prores HQ -i input.mkv -pix_fmt yuv422p10le -c:v prores_ks -profile:v 3 -vendor ap10 -an outputFile.mov Lossy good-enough h264 -i input.mkv -pix_fmt yuv420p -c:v libx264 -crf 14 -g 1 -preset faster -an outputFile.mp4 Lossless h264 -i input.mkv -pix_fmt yuv420p -c:v libx264 -crf 0 -g 1 -an outputFile.mp4

on windows d:fmpegfolderfmpeg.exe Īlso, be sure to change input.mkv and outputFile as needed for your file. Changing this up to -crf 18 can result in a file size 2-5x smaller – but depending on content/viewing conditions may not be considered 'visually lossless' (a subjective requirement – try different crf values with small samples beforehand by adding e.g.Quick commands for encoding video-only source footageĪll commands need to start with the path to your copy of ffmpeg. -crf 10 value is low enough to look good (even with ultrafast preset), but will produce quite a large file.-c:v libx264 – use libx264 encoder for video tracks.-c:a copy will copy audio tracks instead of re-encoding.The ultrafast preset option for x264 will make it go as fast as it can: ffmpeg -i INPUT -c:a copy -c:v libx264 -crf 10 -preset ultrafast -s 1280x720 -pix_fmt yuv420p -map 0 OUTPUT

Ffmpeg command for 1080 by 720