[mapserver-users] AGG Rendering problem

Stephen Woodbridge woodbri at swoodbridge.com
Tue Oct 27 18:41:15 EDT 2009


Tony,

This sounds like a nasty bug because it is very subtle. Can you pleas 
create a ticket with the symbol and a mapfile that will reproduce this 
problem.

Thanks,
   -Steve W

Tony Baylis wrote:
> Thanks to Rahkonon and and Paul for their responses but neither solved 
> the problem.  I eventually moved a map from my existing working 
> mapserver/agg instance to the rebuilt one and after doing the required 
> bits to point it at the right data IT also did not work in AGG rendering 
> mode.
> 
> I then removed all layers and started adding them back to the map one by 
> one to see if it was a problem with the layer setup somewhere...sure 
> enough one of the layers was referencing a symbol in the symbolset that 
> AGG obviously dislikes.  Once I removed the 'SIZE' criteria from the 
> 'STYLE' AGG rendering worked.  Since putting the original map together I 
> have created another (better) symbol for this object and using this all 
> is working well.
> 
> So there you have it...a symbol working with standard rendering but not 
> with AGG, the result being the application seemed to lose connection.
> 
> Tony
> 
> Tony Baylis
> Spatial Information Specialist
> Resource and Exploration Mapping
> Suite 8, 290 Boundary St
> Spring Hill QLD 4000
> Ph    3832 1600
> Fax   3832 1603
> Mob   0419 759 131
> Email tony.baylis at resexmap.com.au
> www   resexmap.com.au   
> 
> 
> 
> Rahkonen Jukka wrote:
>> Hi,
>>
>> Try adding MIMETYPE to outputformat. I guess that without it Mapserver 
>> is using default for jpeg requests. If you use, while testing, your 
>> own mimetype like MIMETYPE "image/jpeg2"  and in request use 
>> &FORMAT=image/jpeg2 you should be able to compare what happens with 
>> image/jpeg and image/jpeg2.  If jpeg2 works you know that Mapserver if 
>> using your own imageformat because otherwise image/jpeg2 would not be 
>> recognised. Then rename AGG MIMETYPE to image/jpeg and see if the 
>> output now seems to be generated by AGG.
>>
>> -Jukka Rahkonen-
>>
>>  
>>> -----Alkuperäinen viesti-----
>>> Lähettäjä: mapserver-users-bounces at lists.osgeo.org 
>>> [mailto:mapserver-users-bounces at lists.osgeo.org] Puolesta Tony Baylis
>>> Lähetetty: 26. lokakuuta 2009 15:15
>>> Vastaanottaja: mapserver-users at lists.osgeo.org
>>> Aihe: [mapserver-users] AGG Rendering problem
>>>
>>> Hi all,
>>>
>>> This is my first post in a long time so be gentle...My problem is I 
>>> have finally updated an old server to use MapServer 5.4.2 and want to 
>>> use AGG rendering  I have done this without a problem on another 
>>> server earlier in the year but for some reason whenever I add the 
>>> 'OUTPUTFORMAT' section and remove 'IMAGETYPE' I get a Connection Lost 
>>> type error from the browser.  Replace 'IMAGETYPE' and the connection 
>>> is restored but the map is definitely not anti-aliased.
>>>
>>> Below is the relevant section from my mapfile and below that the 
>>> output from a ./mapserv -v.  Both outputs match the server that works.
>>>
>>> #IMAGETYPE JPEG
>>> OUTPUTFORMAT
>>>   NAME "AGG_JPEG"
>>>   DRIVER "AGG/JPEG"
>>>   IMAGEMODE RGB
>>> END
>>>
>>> ./mapserv -vMapServer 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=ICONV SUPPORTS=WMS_SERVER 
>>> SUPPORTS=WMS_CLIENT SUPPORTS=WFS_CLIENT SUPPORTS=FASTCGI 
>>> SUPPORTS=GEOS INPUT=TIFF
>>> INPUT=EPPL7 INPUT=POSTGIS INPUT=OGR INPUT=GDAL INPUT=SHAPEFILE
>>>
>>> Here's hoping you can help.
>>>
>>> Tony
>>>
>>> -- 
>>> Tony Baylis
>>> Spatial Information Specialist
>>> Resource and Exploration Mapping
>>> Suite 8, 290 Boundary St
>>> Spring Hill QLD 4000
>>> Ph    3832 1600
>>> Fax   3832 1603
>>> Mob   0419 759 131
>>> Email tony.baylis at resexmap.com.au
>>> www   resexmap.com.au   
>>>
>>> _______________________________________________
>>> mapserver-users mailing list
>>> mapserver-users at lists.osgeo.org
>>> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>>>
>>>     
>>
>>   
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