Optimizirani video objekti

Početni video: 00:00:10.29, -c:v h264, mp4:

4923 kb/s; 6,3MB

Varijacije:

ffmpeg -i w.mp4 -f lavfi -i color=gray:s=1920x1080 -f lavfi -i color=black:s=1920x1080 -f lavfi -i color=white:s=1920x1080 -preset veryslow -crf 23 -filter_complex threshold w-bwt_vslow_crf23.mp4

-crf 23; 6977 kb/s; 9,0MB

ffmpeg -i w.mp4 -f lavfi -i color=gray:s=1920x1080 -f lavfi -i color=black:s=1920x1080 -f lavfi -i color=white:s=1920x1080 -preset veryslow -crf 51 -filter_complex threshold w-bwt_vslow_crf51.mp4

  -crf 51; 297 kb/s; 383kB

Ista datoteka, no vp9 webm konverzija:

ffmpeg -i w.mp4 -c:v libvpx-vp9 -an -b:v 1M -pass 1 -f webm /dev/null && ffmpeg -i w.mp4 -c:v libvpx-vp9 -b:v 1M -g 9999 -aq-mode 0 -pass 2 w.webm

 

Spremnik	Kodek	Boja
		kolor
		monokrom
		cb