[FFmpeg-devel] [PATCH v2] swscale: add unscaled conversion from yuv420p to p010

[Timo Rothenpieler]

> Finally, with the change, the function can also be used
> for P016, note that I tried to object to P010: It does not
> serve any real purpose, if I remember correctly, the
> explanation for the commit was that there is a bug in
> FFmpeg's pix_fmt decision routine that needed to
> be worked-around ("hacked").

It's the input format to nvenc in 10bit mode.
The purpose of this patch is to make conversion from yuv420p (8 bit) to
p010 (10 bit) fast.