[Xastir] DRG's not cropping white space
Tom Russo
russo at bogodyn.org
Fri Oct 9 12:08:04 EDT 2009
On Fri, Oct 09, 2009 at 09:06:08AM -0700, we recorded a bogon-computron collision of the <archer at eskimo.com> flavor, containing:
> On Fri, 9 Oct 2009, Tom Russo wrote:
>
> > I pointed out several months ago that Ubuntu (and all Debian variants) have
> > a version of proj.4 in their repositories that was improperly built withoug
> > NAD27/NAD83 datum conversion grids, so I've been recommending that anyone
> > who uses proj.4 for anything other than Xastir should build it from source
> > instead. This is not necessary for Xastir, because Xastir doesn't use
> > proj.4 for datum conversions,
>
> Except for the corner cut-points for cropping off the white borders
> for geoTIFF's. That's the only thing Xastir uses it for, via
> libgeotiff calls.
Hmmm. Well, then, recompiling proj.4 with correct datum shift grids would
be required regardless, then.
--
Tom Russo KM5VY SAR502 DM64ux http://www.swcp.com/~russo/
Tijeras, NM QRPL#1592 K2#398 SOC#236 http://kevan.org/brain.cgi?DDTNM
In some cultures what I do would be considered normal.
-- Ineffective daily affirmation
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