[Libav-user] Filter for scaling

Stefan Lederer ledererstefan at gmx.at
Fri Aug 26 21:19:17 CEST 2011


I use ffmpeg to upscale an encoded video (at a lower resolution) to
the resolution of the source video to get the PSNR. I would need to
know which upscaling filter is used when i use this parameter for
upscaling in ffmpeg: -vf "scale=1920:1080". Could anyone help me?

Thx for help!

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