Does MapServer support WMS time series using polygon shapefiles?

Pericles S. Nacionales naci0002 at UMN.EDU
Fri Mar 9 10:12:10 PST 2007


Peter,

What happens when you change the TYPE from RASTER to POLYGON?

-Perry

Peter Shrock wrote:
> Hello,all:
>
> I am having difficulties to make WMS time series work. 
>
> I am using mapserver 4.10.0. I tested point data with time dimension, it
> worked. I tested tiled polygons, it worked. 
>
> But I cannot get polygon shapefile work for time series WMS 
>
> I used identitical polygon shapefiles, one shapefile for one year. tile index
> shapefile (index1.shp) was created using tile4ms.exe, and I verified the
> contents of the file.
>
> I tried two methods in order to make the WMS time series work. Both failed. 
>
> Could you please help me?
>
> # Test method 1: everything in one layer object 
> LAYER 
>   NAME "timemap" 
>   TYPE RASTER 
>   STATUS ON 
>   METADATA 
>         "wms_title" "timemap" 
>         "wms_timeformat" "YYYYMMDD" 
>         "wms_timeextent" "20021130/20061130" 
>         "wms_timeitem" "DATETIME" 
>         "wms_timedefault" "20021130" 
>         "wms_srs" "EPSG:4326" 
>    END 
>    TILEINDEX "index1.shp" 
>    TILEITEM  "Location" 
>
>     CLASSITEM "color_code" 
>     CLASS 
>     NAME  "TYPE 1" 
>       EXPRESSION ([color_code]==1) 
>       COLOR      220 120 130 
>         OUTLINECOLOR 150 150 150 
>     END 
>
>     CLASS 
>     NAME  "TYPE 2" 
>       EXPRESSION ([color_code]==2) 
>       COLOR      255 255 155 
>         OUTLINECOLOR 150 150 150 
>     END 
>
>     CLASS 
>     NAME  "TYPE 3" 
>       EXPRESSION ([color_code]==0) 
>       COLOR      200 200 200 
>         OUTLINECOLOR 100 100 100 
>     END 
> END # one layer object method 
>
>
> # Test method 2: seperate tileindex layer and data layer 
> LAYER 
>     NAME "mylayer" 
>     STATUS ON 
>     TYPE RASTER 
>     TILEINDEX "index1" 
>     TILEITEM "Location" 
>   PROJECTION 
>     "init=epsg:4326" 
>   END 
>
>   METADATA 
>     "wms_title" "mylayer" 
>     "wms_srs"   "epsg:4326" 
>     "wms_timeformat" "YYYYMMDD" 
>     "wms_timeextent" "20021130/20061130" 
>     "wms_timeitem" "DATETIME" 
>     "wms_timedefault" "20030210" 
>   END 
>     SIZEUNITS PIXELS 
>
>     CLASSITEM "color_code" 
>     CLASS 
>     NAME  "TYPE 1" 
>       EXPRESSION ([color_code]==1) 
>       COLOR      220 120 130 
>         OUTLINECOLOR 150 150 150 
>     END 
>
>     CLASS 
>     NAME  "TYPE 2" 
>       EXPRESSION ([color_code]==2) 
>       COLOR      255 255 155 
>         OUTLINECOLOR 150 150 150 
>     END 
>
>     CLASS 
>     NAME  "TYPE 3" 
>       EXPRESSION ([color_code]==0) 
>       COLOR      200 200 200 
>         OUTLINECOLOR 100 100 100 
>     END 
> END 
>
> LAYER 
>   NAME "tidx" 
>   TYPE TILEINDEX 
>   STATUS ON 
>   DATA index1 
>   FILTERITEM 'DATETIME' 
>   FILTER '%DATETIME%' 
> END # tile layer 
>
> The error message is: 
> msDrawMap(): Image handling error. Failed to draw layer named 'timemap'.
> msDrawRaster(): Image handling error. Unrecognized or unsupported image format
> drawEPP(): Image handling error. EPPL7 support is not available. 
>
> The error message does not seem helpful.
>
> Thanks
>
> Peter
>
>
>  
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