[MPlayer-users] Re: -brightness and -contrast, how do they work?

[Anssi Saari]

On Sat, Dec 28, 2002 at 01:36:38PM +0000, Nilmoni Deb wrote:

> 	Firstly, these attributes are suported only by the xv output (not
> by x11 and sdl), and that too if and only if xvideo supports the
> XV_BRIGHTNESS and XV_CONTRAST attributes. U should verify using "xvinfo"
> that xvideo on ur video card supports these attributes.

With further testing, I see it works with some Windows codecs at least,
old divx, both dshow and vfw.  Hardware support exists too according
to xvinfo.

But how about getting this support into ffmpeg?