On Mon, 16 Jan 2012 21:57:29 +0000 Andy Burns <xorg.li...@burns.me.uk> wrote:
> On 16 January 2012 18:03, Jesse Barnes <jbar...@virtuousgeek.org> wrote: > > > There is some 30 bit support in place, but not 36bpp, which is what > > HDMI sinks generally want. > > I did a little experiment, adding a Depth 30 setting to the Display > SubSection for the Screen (and removing all lower depth entries) also > a DefaultDepth 30 > > Judging by the scrambled wallpaper, this did at least change the > memory buffer layout! But the AV amp still reported the colour depth > as 8 bit, not 10bit, any other knobs I should have played with? I think we still dither down to 8 for HDMI sinks, since they generally only report 8bpc or 12bpc. So unless you want to add 12bpc support (mostly mechanical as far as the kernel goes) you'll be stuck with 8bpc on HDMI. -- Jesse Barnes, Intel Open Source Technology Center
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