Re: syslinux splash image

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Now I'm just going to answer my own questions.  Hopefully will be useful
to somebody else out there.

On Tue, Dec 03, 2002 at 04:43:35PM -0500, Jack Neely wrote:
> Hi,
> 
> What are the rules for the syslinux splash image?  It looks like you
> need a PNG that's 640x300, 4-bit colormap, indexed, and not very many
> colors.  Then this gets converted to an LSS with something like
> 
>     pngtopnm splash.png | ./ppmtolss16 > splash.lss
> 
> ppmtolss16 doesn't seem to work on 8.0.  It complains about an
> unexpected EOF in the file.  But under 7.3 it runs fine.  However,

In the mix of ppmtolss16 and perl something somewhere doesn't like
utf-8.  Do an "unset LANG". 

> running the above on an 8 bit colormap, 20 colors in the color map,  
> file generated from Gimp gives me:
> 
> % pngtopnm splash.png | ./ppmtolss16 > splash.lss
> ./ppmtolss16: Warning: color palette truncated (4 colors ignored)
> 192000 pixels, 27707 bytes, (71.14% compression)
> 
> and all but 2 or 3 colors remain.  (Not a pretty picture.)
> 

16 colors.  Works great.  Reminds me of my DOS days.

> How do you create a 4 bit colormap PNG file?  Gimp doesn't seem to want
> to.  I can limit the howmany colors in the color map but that doesn't
> make a difference.
> 
> What other rules apply to making this file so it works properly?
> 
> Jack Neely
> -- 
> Jack Neely <slack@xxxxxxxxxxxxxxx>
> Linux Realm Kit Administration and Development 
> PAMS Computer Operations at NC State University
> GPG Fingerprint: 1917 5AC1 E828 9337 7AA4  EA6B 213B 765F 3B6A 5B89
> 
> 
> 
> _______________________________________________
> Anaconda-devel-list mailing list
> Anaconda-devel-list@xxxxxxxxxx
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> 

-- 
Jack Neely <slack@xxxxxxxxxxxxxxx>
Linux Realm Kit Administration and Development 
PAMS Computer Operations at NC State University
GPG Fingerprint: 1917 5AC1 E828 9337 7AA4  EA6B 213B 765F 3B6A 5B89





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