[FFmpeg-devel] [PATCH 1/2] libavcodec/libaomenc.c: Add a libaom command-line opton 'tune'

[Carl Eugen Hoyos]

Am Di., 3. März 2020 um 22:43 Uhr schrieb Wang Cao <doubleecao at gmail.com>:

> + at item tune (@emph{tune})
> +Set the distortion metric tuned with for encoder. Default is PSNR.
> +
> + at table @samp
> + at item psnr (@emph{0})
> +PSNR as distortion metric
> +
> + at item ssim (@emph{1})
> +SSIM as distortion metric
> + at end table

My knowledge of video encoding is limited but I would have
expected (actually I was sure) that the default would be
"visual" or similar and not an artificial metric.

Does this mean libaom is only made to please automatic
comparison tests?

Carl Eugen