SLD and ExternalGraphic formats

Kralidis,Tom [Burlington] Tom.Kralidis at EC.GC.CA
Wed May 24 17:41:50 EDT 2006


 
Sorry about that.  Wrong server I'm testing.  The server in question is using 4.6.1, so I'll wait for an upgrade from them.
 
Thanks
 
..Tom
 

	-----Original Message----- 
	From: UMN MapServer Users List on behalf of Kralidis,Tom [Burlington] 
	Sent: Wed 24-May-06 17:39 
	To: MAPSERVER-USERS at LISTS.UMN.EDU 
	Cc: 
	Subject: Re: [UMN_MAPSERVER-USERS] SLD and ExternalGraphic formats
	
	

	
	Assefa,
	
	I'm using latest CVS, so I'm guessing it should have the fix, but I get the behaviour as per below.
	
	..Tom
	
	
	        -----Original Message-----
	        From: Yewondwossen Assefa [mailto:assefa at dmsolutions.ca]
	        Sent: Wed 24-May-06 15:22
	        To: Kralidis,Tom [Burlington]
	        Cc: MAPSERVER-USERS at LISTS.UMN.EDU
	        Subject: Re: [UMN_MAPSERVER-USERS] SLD and ExternalGraphic formats
	       
	       
	
	        Tom,
	       
	          This was a fixed before the 4.8 release ((Bug 1430). Could you confirm
	        that the server is running that version at least ?
	       
	        Later,
	       
	        Kralidis,Tom [Burlington] wrote:
	        > Hi,
	        >
	        > We're using an SLD to custom symbolize some point data with an
	        > ExternalGraphic ref, and resulting behaviour is as expected, until we
	        > try to symbolize with ExternalGraphic.
	        >
	        > Snippet below:
	        >
	        > <ExternalGraphic>
	        >  <OnlineResource xlink:type="simple"
	        > xlink:href="http://eman-rese.ca/logos/gif/EMAN_colour_black_text.gif"/>
	        >  <Format>GIF</Format>
	        > </ExternalGraphic>
	        >
	        > ...however, when I change the Format element to "image/gif", the OGC:WMS
	        > server (powered by MapServer) does not symbolize based on the
	        > ExternalGraphic def.
	        >
	        > When looking at latest CVS, mapogcsld.c, line 2146, it looks like they
	        > take OGC:WMS 1.0.0 and 1.1.+ style of format defs (i.e. "GIF", "PNG",
	        > "image/gif", "image/png"), but this is not evident in the GetMap output.
	        >
	        > Examples:
	        >
	        > Working SLD:
	        >
	        > http://devgeo.cciw.ca/ms_tmp/pw7.sld
	        >
	        > Working GetMap / SLD request:
	        >
	        > http://www.eman-rese.ca/cgi-bin/mapserver/naturewatch.asp?SERVICE=WMS&VE
	        > RSION=1.1.1&REQUEST=GetMap&SRS=EPSG%3A4326&BBOX=-125.2242339821858,20.95
	        > 844971963387,-36.22423397781418,76.58344972236614&WIDTH=560&HEIGHT=350&L
	        > AYERS=plantwatch&STYLES=&FORMAT=image%2Fpng&BGCOLOR=0xFFFFFF&TRANSPARENT
	        > =FALSE&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&sld=http://devgeo.cci
	        > w.ca/ms_tmp/pw7.sld
	        >
	        > Non-Working SLD (only difference is changing <Format>GIF</Format> to
	        > <Format>image/gif</Format>
	        >
	        > http://devgeo.cciw.ca/ms_tmp/pw8.sld
	        >
	        > Non-Working GetMap / SLD request:
	        >
	        > http://www.eman-rese.ca/cgi-bin/mapserver/naturewatch.asp?SERVICE=WMS&VE
	        > RSION=1.1.1&REQUEST=GetMap&SRS=EPSG%3A4326&BBOX=-125.2242339821858,20.95
	        > 844971963387,-36.22423397781418,76.58344972236614&WIDTH=560&HEIGHT=350&L
	        > AYERS=plantwatch&STYLES=&FORMAT=image%2Fpng&BGCOLOR=0xFFFFFF&TRANSPARENT
	        > =FALSE&EXCEPTIONS=application%2Fvnd.ogc.se_inimage&sld=http://devgeo.cci
	        > w.ca/ms_tmp/pw8.sld
	        >
	        > ..Tom
	        >
	       
	       
	        --
	        ----------------------------------------------------------------
	        Assefa Yewondwossen
	        Software Analyst
	       
	        Email: assefa at dmsolutions.ca
	        http://www.dmsolutions.ca/
	       
	        Phone: (613) 565-5056 (ext 14)
	        Fax:   (613) 565-0925
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