Convert WEBM to MOV with transparent background

05.12.2024

If you have webm video file, you can easier convert it to mov with saving transparent background:

ffmpeg -c:v libvpx-vp9 -i input.webm -c:v prores -pix_fmt yuva444p10le output.mov

You can alse get information about video file:

ffmpeg -i input.webm

You can also convert VP8 webm to VP9:

ffmpeg -c:v libvpx -i input.webm -c:v libvpx-vp9 -vf scale=1000:1000 -auto-alt-ref 0 output.webm