And there's other programmes that don?t support sgi at all. Last I looked,
ACDsee was one of these. I'm pretty sure there's more.
> -----Original Message-----
> From: owner-xsi(at)Softimage.COM
> [mailto:owner-xsi(at)Softimage.COM] On Behalf Of Matt Lind
> Sent: 02-February-2006 04:17
> To: xsi(at)Softimage.COM
> Subject: Re: 16bit tiffs
>
> Photoshop plugin doesn't support alpha channels in 16-bit SGI
> images either.
> that is, it doesn't export the alpha.
>
> If you need an interactive solution, the FXTree works fine,
> but command line tools are probably your best option if you
> need a quick conversion.
> imf_copy supplied with mental ray, or imgconv supplied with
> XSI should do the trick. I'd lean towards imf_copy.
>
>
> Matt
>
> ------------------------------
> Matt Lind
> Animator / Technical Director
> SOFTIMAGE certified instructor:
> SOFTIMAGE|3D
> SOFTIMAGE|XSI
> Matt(at)Mantom.net
>
>
> Re: 16bit tiffs
> Date : Wed, 1 Feb 2006 18:13:59 -0800
> To : XSI(at)Softimage.COM
> From : Gene Crucean <genecrucean(at)gmail.com Subject : Re:
> 16bit tiffs
>
> We're testing those too but the problem with sgi's is that
> they aren't supported by PS without plugins. I have an sgi
> importer plugin on my system but I guess it is buggy or has
> issues. I personally haven't done any testing of that plugin
> other than open an sgi image.
>
>
>
>
>
>
> On 2/1/06, Luc-Eric Rousseau <lucer(at)softimage.com> wrote:
> why don't you use 16-bit SGI? It's the most compatible format.
> -----Original Message-----
> From: owner-xsi(at)Softimage.COM [mailto:owner-xsi(at)Softimage.COM]On
> Behalf Of Gene Crucean
> Posted At: Wednesday, February 01, 2006 8:34 PM Posted To: xsi
> Conversation: 16bit tiffs
> Subject: Re: 16bit tiffs
>
>
> Haha, HEY it showed up! I sent this yesterday and it didn't
> get posted to
> the list at all. Unless I'm not recieving my own posts until
> someone replies
> to one of them. It seems like that's when they pop up.
>
> Anyway, I called Soft today and they said it's a bug that's
> going to be
> fixed in the next release. The workaround is what Luc-Eric
> said. Pipe it
> through the FX Tree. Which imo sucks if you have lots of passes.
>
> Btw, we've been using 8bit sgi's for a while but our flame
> guys want to step
> things up to 16 then output at 10 from flame. File format is
> the biggest
> issue at the moment. Once this gets fixed I think we'll be
> switching to
> 16bit tiffs.
>
> Thanks for the input though guys.
>
>
>
>
>
> On 2/1/06, Luc-Eric Rousseau <lucer(at)softimage.com> wrote:
> no, that was the reverse question, loading tiff, this is about the
> tiffs that are written.
>
> 16-bit tiff output is broken in Mental Ray. Fixed build is
> not publically
> available. Use .sgi files instead, or fix the tiffs by going
> through the
> never-has-these-kinds-of-problems fxtree..
>
> >-----Original Message----- From: Robert Moodie
>
> >This was covered 2 weeks ago...
> >
> >
> >
> >----- Original Message -----
> >From: Halfdan Ingvarsson
> >
> >TIFFs are most likely to trip you up. LZW compressed TIFFs will be
> >automatically embedded (there's even a warning for it)
> >because mental images
> >still stubbornly refuse to support it, even after the patents
> >have expired.
> >They got a bit testy after Pixar forced them to drop
> monte-carlo sampling
> >due to their patent on it. Shake and Photoshop write out
> >TIFFs with LZW
> >compression on by default.
> >
> >Any other image format not natively supported by mental ray will get
> >embedded in the file.
> >
> > - ½
> >
> >
> >
> >----- Original Message -----
> >From: "Rui Feliciano" <ruifeliciano(at)isisds.com >
> >To: <XSI(at)Softimage.COM>
> >Sent: Wednesday, February 01, 2006 6:30 PM
> >Subject: Re: 16bit tiffs
> >
> >
> >Gene Crucean wrote:
> >
> > > Does anyone know how XSI encodes 16bit tiffs? Is it using
> LZW? If so
> > > can we get an options button in the next release?
> Photoshop doesn't
> > > seem to like xsi's tiff flavor and I'm willing to bet
> that they are >
> >being compressed with jelly beans.
>
>
>
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