[FFmpeg-user] Apparently the ffmpeg software scaler "sucks"

Peter Rabbitson rabbit+list at rabbit.us
Wed May 18 07:12:30 CEST 2016


On 05/18/2016 06:45 AM, Reuben Martin wrote:
>
> curl -s http://www.4p8.com/eric.brasseur/gamma-1.0-or-2.2.png | \
> ffmpeg -f image2pipe -i - \
> -vf 'eq=gamma=0.454545,scale=w=iw/2:h=ih/2,eq=gamma=2.2' \
> -vframes 1 -c:v bmp -f image2pipe - | ffplay -i -

This is also suggested in the article from which I got the image. My 
question was more: shouldn't ffmpeg (as a mid-to-high-end authoring 
tool) apply this by default? Or at least have some sort of 
easily-accessible -sws-flag or somesuch?



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