[mapserver-dev] strange behavior when size != gif size (UMN 5.4.2)
teeschke
daniel.teske at web.de
Fri Sep 4 04:07:15 EDT 2009
using IMAGETYPE JPEG and &FORMAT=image/jpeg brings the same bright/dark
effect.
Daniel
Steve Lime wrote:
>
> I will... In your version line there's 'SUPPORTS=RGBA_PNG' which is the
> signature for
> the experimental PNG support. Wonder what versions are used by mapserver
> and then
> GD? Does IMAGETYPE JPEG work for you?
>
> Steve
>
>>>> teeschke <daniel.teske at web.de> 09/03/09 4:00 AM >>>
>
> Can you check your output with a GetMap-Request using &FORMAT=image/png?
>
> I'm using the cgi-bin folder from the "Mapserver 5.4.2 release" that is
> packed in the ms4w_3.0_beta6. downloaded from maptools.org
>
> here is the mapserv -v result
>
> MapServer version 5.4.2 OUTPUT=GIF OUTPUT=PNG OUTPUT=JPEG OUTPUT=WBMP
> OUTPUT=PDF
> OUTPUT=SWF OUTPUT=SVG SUPPORTS=PROJ SUPPORTS=AGG SUPPORTS=FREETYPE
> SUPPORTS=ICO
> NV SUPPORTS=FRIBIDI SUPPORTS=WMS_SERVER SUPPORTS=WMS_CLIENT
> SUPPORTS=WFS_SERVER
> SUPPORTS=WFS_CLIENT SUPPORTS=WCS_SERVER SUPPORTS=SOS_SERVER
> SUPPORTS=FASTCGI
> SUP
> PORTS=THREADS SUPPORTS=GEOS SUPPORTS=RGBA_PNG INPUT=JPEG INPUT=POSTGIS
> INPUT=ORA
> CLESPATIAL INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE
>
>
>
> Steve Lime wrote:
>>
>> I've been using shp2img. Just tried on another box with 5.4.2 with the
>> attached result (verbatim mapfile I posted earlier).
>>
>> Are you using the experimental PNG support by chance? Wouldn't think that
>> would have an impact but I think that links
>> MapServer against libpng. GD also links against libpng and perhaps there
>> is confusion there if the versions are different?
>>
>> Steve
>>
>>>>> On 9/2/2009 at 3:15 AM, in message
>>>>> <1251879359097-3565396.post at n2.nabble.com>,
>> teeschke <daniel.teske at web.de> wrote:
>>
>>> Hello Steve..
>>>
>>> I can recreate the wrong output with your sample-map.
>>> I added an projection
>>> PROJECTION
>>> 'init=epsg:31466'
>>> END #PROJECTION
>>>
>>> Now I can fire my GetMap-Request:
>>> http://localhost/cgi-bin_ms5.4.2/mapserv.exe?LAYERS=too_small,too_large,just_
>>> right&SRS=EPSG:31466&FORMAT=image/png&WIDTH=200&HEIGHT=200&SERVICE=WMS&VERSION=1.1.
>>> 1&STYLES=&BBOX=0,0,200,200&map=C:/umn_maps/test/symbol_problem.map&REQUEST=GetMap
>>> http://n2.nabble.com/file/n3565396/output.png
>>>
>>> I found out that when I using FORMAT=image/gif the output looks nice:
>>> http://localhost/cgi-bin_ms5.4.2/mapserv.exe?LAYERS=too_small,too_large,just_
>>> right&SRS=EPSG:31466&FORMAT=image/gif&WIDTH=200&HEIGHT=200&SERVICE=WMS&VERSION=1.1.
>>> 1&STYLES=&BBOX=0,0,200,200&map=C:/umn_maps/test/symbol_problem.map&REQUEST=GetMap
>>> http://n2.nabble.com/file/n3565396/output.gif
>>>
>>> I also tryed to use a gif-symbol, but no change, same problem.
>>>
>>> Do you using the Mapservers own CGI-Request or WMS-Request?
>>>
>>> thanks, regards,
>>> Daniel
>>>
>>>
>>>
>>> Steve Lime wrote:
>>>>
>>>> Daniel: I just ran some local tests against the 5.4 branch and don't
>>>> see
>>>> the problem on my dev box (MacOS). I'm using the sample image you
>>>> supplied
>>>> and a mapfile like the one below. I'm using GD 2.0.35. Are you still
>>>> having the issue? Perhaps something weird like multiple versions of GD
>>>> on
>>>> the system could cause artifacts like this.
>>>>
>>>> Steve
>>>>
>>>> MAP
>>>> NAME 'testy'
>>>> SIZE 200 200
>>>> EXTENT 0 0 200 200
>>>>
>>>> IMAGETYPE PNG2
>>>>
>>>> OUTPUTFORMAT
>>>> NAME PNG2
>>>> DRIVER 'GD/PNG'
>>>> MIMETYPE 'image/png'
>>>> IMAGEMODE RGB
>>>> EXTENSION 'png'
>>>> END #OUTPUTFORMAT
>>>>
>>>> SYMBOL
>>>> NAME 'some_gif_symbol'
>>>> TYPE PIXMAP
>>>> IMAGE "some_gif_symbol.gif"
>>>> END
>>>>
>>>> LAYER
>>>> NAME 'too_small'
>>>> TYPE POINT
>>>> STATUS DEFAULT
>>>> FEATURE
>>>> POINTS 30 20 END
>>>> END
>>>> CLASS
>>>> STYLE
>>>> SYMBOL 'some_gif_symbol'
>>>> SIZE 10 # equals gif size -3
>>>> END
>>>> END
>>>> END
>>>>
>>>> LAYER
>>>> NAME 'too_large'
>>>> TYPE POINT
>>>> STATUS DEFAULT
>>>> FEATURE
>>>> POINTS 50 100 END
>>>> END
>>>> CLASS
>>>> STYLE
>>>> SYMBOL 'some_gif_symbol'
>>>> SIZE 16 # equals gif size +3
>>>> END
>>>> END
>>>> END
>>>>
>>>> LAYER
>>>> NAME 'just_right'
>>>> TYPE POINT
>>>> STATUS DEFAULT
>>>> FEATURE
>>>> POINTS 100 50 END
>>>> END
>>>> CLASS
>>>> STYLE
>>>> SYMBOL 'some_gif_symbol'
>>>> SIZE 13
>>>> END
>>>> END
>>>> END
>>>> END
>>>>
>>>>>>> teeschke <daniel.teske at web.de> 08/20/09 10:24 AM >>>
>>>>
>>>>
>>>> OUTPUTFORMAT
>>>> NAME png
>>>> DRIVER 'GD/PNG'
>>>> MIMETYPE 'image/png'
>>>> IMAGEMODE RGB
>>>> EXTENSION 'png'
>>>> END #OUTPUTFORMAT
>>>>
>>>>
>>>> --
>>>> View this message in context:
>>>>
>>> http://n2.nabble.com/strange-behavior-when-size-gif-size-UMN-5-4-2-tp3479658p3479813.ht
>>> ml
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>>>>
>>
>>
>>
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>
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