[OpenLayers-Users] 8 bit images

R. Ortner reinhard.ortner at edu.fh-kaernten.ac.at
Fri Oct 12 06:05:25 EDT 2007


hi, i´m loading my orthophotos in my openlayers file with 2 methodes. 
1. with wms 
2. with ka-map

when i load it with wms i can display them prefectly as png24 in 24bit
when i load it with ka-map i only geht 8 bit images (with png of course, but
when i change it to jpeg or png24 i only get "a cant load image image" in
pink)

heres my code: 
1. wms:
-----------------------
var ortho_wms = new OpenLayers.Layer.WMS( "Orthophotos WMS",
			"http://172.21.18.45/cgi-bin/mapserv?",
			{layers:
'Orthofotos',map:'/usr/share/ka-map-1.0-20070205/htdocs/geoland_test.map',
format: 'png24', 'buffer':4}, {'isBaseLayer':false}, {projection:
"EPSG:31258"}); 
			ortho_wms.setVisibility(false)
_______________
2. ka-Map:
-----------------------
var ortho_kamap = new OpenLayers.Layer.KaMap( "Orthophotos ka-Map",
            "http://172.21.18.45/ka-map/tile.php", {g: 'Orthophotos', map:
'/usr/share/ka-map-1.0-20070205/htdocs/geoland_test.map', i: 'png'},
{'isBaseLayer':false});
			ortho_kamap.setVisibility(false)
_____________________________

the essential part of my mapfile:
__________________

#####################################################################
######################### Orthophotos ###############################
#####################################################################

LAYER
	NAME "Orthofotos"
	GROUP Orthophotos #erzeugt Checkbox zum aktivieren/deaktivieren des layers
	TYPE Raster
	TILEINDEX "/home/geodata/shapes/ortho_ecw/focat_ecw.shp"
	TILEITEM "location"
   	STATUS ON

	METADATA
#          "queryable" "true"
#   	   imageformat "jpeg"   
        END #END Metadata

 END
___________________________________________________________________


is there a trick how to load the images in 24bit over ka-map??????

or what i´m doing wrong???

and as i sayed at the beginning, when i change to i: jpeg odr i:png24 i get
a pink "cant load image" image!
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