[FFmpeg-user] Regarding video compression

Michael Koch astroelectronic at t-online.de
Tue Oct 5 09:51:50 EEST 2021

Am 05.10.2021 um 08:33 schrieb Shailesh kumar Dangi via ffmpeg-user:
> Hi, Please find below as an attachment. In the attachment input command and
> output, the console is there.
> Actual Input what i am using
> ffmpeg -y -i original.mov -b:v 4.5M -map_metadata 0:s:0 -c:v libx264
> -preset superfast -tune film -ac 2 -c:a aac -maxrate 4M -bufsize 3M -strict
> -2 -f mp4 client.mp4 2<&1

It seems the input is 1920x1080 but the output is 1080x1920. I don't yet 
understand why.
Does the original video look ok if you play it in VLC or FFplay?
Does it work if you add -vf scale=1920:1080 ?


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