GetCoverage 操作需要以下的参数:
参数 |
是否必须 |
默认值 |
VERSION |
是 |
1.1.2 |
SERVICE |
是 |
WCS |
REQUEST=GetCoverage |
是 |
|
IDENTIFIER |
是 |
|
BOUNDINGBOX |
是 |
|
FORMAT |
是 |
|
TIMESEQUENCE |
||
RANGESUBSET |
||
STORE |
||
GRIDBASECRS |
||
GRIDTYPE |
||
GRIDCS |
||
GRIDORIGIN |
||
GRIDOFFSETS |
以下是一个WCS使用KVP格式的GetCoverage操作示例:
http://my.service.org/path/script?
service=WCS&
version=1.1.2&
request=GetCoverage&
identifier=Cov123&
BoundingBox=-71,47,-66,51,urn:ogc:def:crs:OGC:2:84&
format=image/netcdf
以下是一个WCS使用XML格式的GetCoverage操作示例:
xml version="1.0" encoding="UTF-8"?>
GetCoverage xmlns="http://www.opengis.net/wcs/1.1"
xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/wcs/1.1 ../wcsGetCoverage.xsd"
service="WCS" version="1.1.2">
ows:Identifier>Cov123ows:Identifier>
DomainSubset>
ows:BoundingBox crs="urn:ogc:def:crs:OGC:2:84">
ows:LowerCorner>-71 47ows:LowerCorner>
ows:UpperCorner>-66 51ows:UpperCorner>
ows:BoundingBox>
DomainSubset>
Output format="image/netcdf" />
GetCoverage>
以下是一个WCS的GetCoverage操作的响应示例:
xml version="1.0" encoding="UTF-8"?>
Coverages xmlns="http://www.opengis.net/wcs/1.1" xmlns:ows="http://www.opengis.net/ows"
xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:schemaLocation="http://www.opengis.net/wcs/1.1 ../owsCoverages.xsd http://www.opengis.net/ows/1.1 ../../../ows/1.1.0/owsAll.xsd">
Coverage>
ows:Title>TBDows:Title>
ows:Abstract>Coverage created from GetCoverage operation
request to a WCSows:Abstract>
Identifier>TBDIdentifier>
Reference xlink:href="http://my.server.com/coverage/image.tiff"
xlink:role="urn:ogc:def:role:WCS:1.1:coverage" />
Reference xlink:href="http://my.server.com/coverage/metadata.xml"
xlink:role="urn:ogc:def:role:WCS:1.1:metadata" />
Coverage>
Coverages>