Re: [Gimp-developer] [Patch] Opening, color correcting and saving 16-bits-per-channel PNGs

2009-01-27 Thread Hal V. Engel
On Sunday 25 January 2009 21:53:54 Martin Nordholts wrote: > Hi > > I have attached a patch to "Bug 74224 – Add support for 16 bits per > channel" [1] that makes it possible to use GIMP for opening, color > correcting and saving 16-bits-per-channel PNGs using the operations > under the Colors menu

Re: [Gimp-developer] [Patch] Opening, color correcting and saving 16-bits-per-channel PNGs

2009-01-27 Thread Michael Schumacher
> Von: "Hal V. Engel" > I think Martin's proposal has merit. I know that comparisons to > Photoshop are to some extent considered off topic here but in this > case I will do it because the history of Photoshop has some parallels. > The approach that Martin is advocating (IE. having high bit

Re: [Gimp-developer] [Patch] Opening, color correcting and saving 16-bits-per-channel PNGs

2009-01-27 Thread David Gowers
Hi, On Tue, Jan 27, 2009 at 7:35 PM, Hal V. Engel wrote: > On Sunday 25 January 2009 21:53:54 Martin Nordholts wrote: > Just curious. Since GEGL has support for more high bit depth formats than > just 16 bit int/channel how much more work would be needed to support a wider For proper 16bit suppo

Re: [Gimp-developer] [Patch] Opening, color correcting and saving 16-bits-per-channel PNGs

2009-01-27 Thread Martin Nordholts
Hal V. Engel wrote: > Just curious. Since GEGL has support for more high bit depth formats than > just 16 bit int/channel how much more work would be needed to support a wider > range of formats? Support for 16 bits per channel implemented properly will give us at least any other RGB format we

Re: [Gimp-developer] Advanced Interpolation

2009-01-27 Thread Nicolas Robidoux
Bill: A quick note about gegl-sampler-sharp (a.k.a. nohalo-bilinear level 1): I just checked, and it does a pretty good job at mild downsampling. Also: I am not convinced, far from it actually, that NEDI will do better than nohalo level 1 when the enlargement ratio is moderate (no larger than a