[Xastir] CVS back open, problem compiling latest 2.0.0 today

[Joseph M. Durnal]

Thanks Tom,
Using GraphicsMagick did the trick.

73 de Joseph M. Durnal NE3R

On Thu, Sep 15, 2011 at 5:19 PM, Tom Russo <russo at bogodyn.org> wrote:
> On Thu, Sep 15, 2011 at 04:41:55PM -0400, we recorded a bogon-computron collision of the <joseph.durnal at gmail.com> flavor, containing:
>> I'm having the same issue: #error "QuantumDepth != 16 or 8"
>>
>> I've found the lines in /usr/include/ImageMagick/magick/magick-config.h
>>
>> /* Number of bits in a pixel Quantum (8/16/32/64) */
>> #ifndef MAGICKCORE_QUANTUM_DEPTH
>> #define MAGICKCORE_QUANTUM_DEPTH 16
>> #endif
>>
>> I'm not sure what to do with it, I tried removing the # (comments?)
>> but got the same error when I tried to compile again.  Maybe I'm
>> missing a step.
>
> Editing the config file for magick is the Wrong Thing To Do.  The config
> header describes the options that were used when Magick was built, and
> changing it will cause applications that use Magick to get the wrong
> values.  You should put it back the way it was when it was installed,
> or any other software that uses ImageMagick will have build/run problems.
>
> Besides, the "# lines" are not comments, but compiler directives.  What
> that block means is "if nobody has defined MAGICKCORE_QUANTUM_DEPTH yet,
> then define it as 16."  The fact must be that someone has already defined
> it by the time that line is processed, and it's neither 16 nor 8.
>
> You can find the actual value being used by typing:
>
> Magick-config --version
>
> Mine shows : 6.7.1 Q16  which means I have version 6.7.1 with 16 bit
> quantums.  My guess is yours will show either 32 or 64 bit quantums, and
> maybe even "HDRI".
>
> If you want to stick with Image Magick, what is required is that you
> *rebuild* Magick with a quantum depth of 16 or 8.
>
> If you're installing Magick from a system repository, you're out of luck
> with ImageMagick, which tends to be cutting edge and not at all stable ---
> your system-provided ImageMagick may be even be installed
> with "HDRI" support (a very experimental high definition raster format
> that uses double precision pixel values rather than integer).
>
> If you're willing to build ImageMagick from source, use
> "--disable-hdri --with-quantum-depth=16" or "--disable-hdri --with-quantum-depth=8" when you configure it.
>
> If you're not interested in installing ImageMagick from source code, then
> try installing GraphicsMagick.  Xastir will use that rather than ImageMagick
> if it finds it, and GraphicsMagick puts more of a premium on stability
> than the other --- its default pixel depth is 8, and it doesn't even
> support HDRI rasters.  They also don't randomly change their API on us
> requiring a scramble to fix our code *AND* remain compatible with older
> versions of IM.  Most Xastir developers prefer GM for this reason.  There
> was even once talk about removing IM support and requiring GM instead.
> That idea had to go because...
>
> Some old versions of Ubunutu wouldn't let you install both ImageMagick
> and GraphicsMagick from repository packages at the same time (they
> unnecessarily overwrote pieces of each other), but that probably isn't
> true in any recent vintage system.  In those old systems, we couldn't
> require GM because if the user had any other software installed that
> required IM we'd have "required" them out of the user base.
>
>> On Fri, Feb 11, 2011 at 8:37 AM, David Flood <davidf4 at mindspring.com> wrote:
>> > Hello Mike,
>> >
>> > Here's an explanation of that error that Tom Russo posted last December:
>> >
>> > Check your *Magick install. ?It must have a QuantumDepth of something other
>> > than 8 or 16, and Xastir won't work properly if so. ?Apparently some
>> > installs of ImageMagick can have 32 or 64-bit quanta. ?GraphicsMagick
>> > defaults to 8-bit now, perhaps ImageMagick went to 32 or 64 as default.
>> >
>> > It'll be in either magick-config.h (for ImageMagick) or magick_config.h for
>> > GraphicsMagick).
>> >
>> > -----Original Message-----
>> > From: xastir-bounces at lists.xastir.org
>> > [mailto:xastir-bounces at lists.xastir.org] On Behalf Of wolthui3 at msu.edu
>> > Sent: Friday, February 11, 2011 03:41
>> >
>> > Found CVS open again this morning and so I?grabbed the latest source.? I
>> > attempted to build it on my Ubuntu 10.10 box and get this problem.
>> >
>> > map_OSM.c:165: error: #error "QuantumDepth != 16 or 8"
>> > make[3]: *** [map_OSM.o] Error 1
>> > make[3]: *** Waiting for unfinished jobs....
>> > mv -f .deps/map_pop.Tpo .deps/map_pop.Po
>> > mv -f .deps/main.Tpo .deps/main.Po
>> > make[3]: Leaving directory `/home/morphius/xastir/src'
>> > make[2]: *** [all-recursive] Error 1
>> > make[2]: Leaving directory `/home/morphius/xastir/src'
>> > make[1]: *** [all-recursive] Error 1
>> > make[1]: Leaving directory `/home/morphius/xastir'
>> > make: *** [all] Error 2
>> >
>> >
>> >
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>> >
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>
> --
> Tom Russo    KM5VY   SAR502   DM64ux          http://www.swcp.com/~russo/
> Tijeras, NM  QRPL#1592 K2#398  SOC#236        http://kevan.org/brain.cgi?DDTNM
>  "One man alone can be pretty dumb sometimes, but for real bona fide
>  stupidity, there ain't nothin' can beat teamwork." - Edward Abbey
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