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Web Processing Service (WPS)

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wps-info.md

WPS

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wps.csv

	group	id	Name	Description
	JTS	area	Area	Returns the area of a geometry, in the units of the geometry. Assumes a Cartesian plane, so this process is only recommended for non-geographic CRSes.
	JTS	boundary	Boundary	Returns a geometry boundary. For polygons, returns a linear ring or multi-linestring equal to the boundary of the polygon(s). For linestrings, returns a multipoint equal to the endpoints of the linestring. For points, returns an empty geometry collection.
	JTS	buffer	Buffer	Returns a polygonal geometry representing the input geometry enlarged by a given distance around its exterior.
	JTS	centroid	Centroid	Returns the geometric centroid of a geometry. Output is a single point. The centroid point may be located outside the geometry.
	JTS	contains	Contains Test	Tests if no points of the second geometry lie in the exterior of the first geometry and at least one point of the interior of second geometry lies in the interior of first geometry.
	JTS	convexHull	Convex Hull	Returns the smallest convex polygon that contains the entire input geometry.
	JTS	crosses	Crosses Test	Tests if two geometries have some, but not all, interior points in common.
	JTS	densify	Densify	Returns a spatially equivalent geometry with vertices added to ensure line segments are no longer than a given distance.
	JTS	difference	Difference	Returns a geometry representing the points that are contained in a geometry but not contained in a second geometry. The result may be a heterogeneous geometry collection.
	JTS	dimension	Dimension	Returns the largest dimension of a geometry or geometry collection: 0 for point, 1 for line, 2 for polygon.
	JTS	disjoint	Disjoint Test	Tests if two geometries do not have any points in common.
	JTS	distance	Distance	Returns the minimum distance between two geometries. Measurement is given in the input units, so geographic coordinates are not recommended.
	JTS	endPoint	End Point	Returns a point geometry equal to the final vertex of a LineString.
	JTS	envelope	Envelope	Returns the smallest bounding box polygon that contains a geometry. For a point geometry, returns the same point.
	JTS	equalsExact	Exactly Equal Test	Tests if two geometries are identical on a vertex-by-vertex basis.
	JTS	equalsExactTolerance	Exactly Equal Test with Tolerance	Tests if two geometries are identical on a vertex-by-vertex basis, up to a vertex distance tolerance.
	JTS	exteriorRing	Exterior Ring	Returns the exterior ring of a polygonal geometry.
	JTS	geometryType	Geometry Type	Returns the name of a geometry's type. Values are one of POINT, LINESTRING, POLYGON, MULTIPOINT, MULTILINESTRING, MULTIPOLYGON, GEOMETRYCOLLECTION.
	JTS	getGeometryN	Nth Geometry	Returns the geometry element at a given index in a geometry collection. Indexing starts at 0.
	JTS	getX	Get X Ordinate	Returns the X value (first ordinate) for point geometries. For other geometry types returns the X value of the centroid.
	JTS	getY	Get Y Ordinate	Returns the Y value (second ordinate) for point geometries. For other geometry types returns the Y value of the centroid.
	JTS	interiorPoint	Interior Point	Returns a point that lies inside a geometry if possible, or that lies on its boundary.
	JTS	interiorRingN	Nth Interior Ring	Returns a linear ring from a polygon containing interior rings (holes) determined by a given index. First interior ring has index 0. If no interior rings, returns null.
	JTS	intersection	Intersection	Returns a geometry representing the points that two geometries have in common. The result may be a heterogeneous geometry collection. If no intersection, returns an empty geometry.
	JTS	intersects	Intersects Test	Tests if two geometries intersect.
	JTS	isClosed	Closed Test	Tests if the initial vertex equals the final vertex in a linear geometry. Points and polygons always return True.
	JTS	isEmpty	Empty Test	Tests if a geometry contains no vertices.
	JTS	isRing	Ring Test	Tests if a geometry is both closed and simple.
	JTS	isSimple	Simple Test	Tests if a geometry is topologically simple. Points, polygons, closed line strings, and linear rings are always simple. Other geometries are considered simple if no two points are identical.
	JTS	isValid	Valid Test	Tests if a geometry is topologically valid.
	JTS	isWithinDistance	Within Distance Test	Tests if the minimum distance between two geometries is less than a tolerance value.
	JTS	length	Length	Returns the total length of all line segments in a geometry. Measurement is given in the source units, so geographic coordinates are not recommended.
	JTS	numGeometries	Geometry Count	Returns the total number of elements in a geometry collection. If not a geometry collection, returns 1. If empty, returns 0.
	JTS	numInteriorRing	Interior Ring Count	Returns the total number of interior rings in a polygonal geometry. Points and lines return 0.
	JTS	numPoints	Number of Points	Returns the number of vertices in a given geometry.
	JTS	overlaps	Overlaps Test	Tests if two geometries share some but not all interior points. Points or lines will always return False.
	JTS	pointN	Nth Point	Returns a point geometry equal to the Nth vertex in a geometry as determined by a given index. First vertex has index 0.
	JTS	polygonize	Polygonize	Creates a set of polygons from linestrings delineating them. The linestrings must be correctly noded (i.e. touch only at endpoints).
	JTS	relate	Relate Matrix String	Returns the DE-9IM intersection matrix string for the spatial relationship between the input geometries. The matrix string is in the form [II][IB][IE][BI][BB][BE][EI][EB][EE] where I=interior, B=boundary, and E=exterior. Matrix symbols are 2, 1, 0 or F.
	JTS	relatePattern	Relate Test	Tests if the spatial relationship between two geometries matches the given DE-9IM intersection matrix pattern. The pattern is given in the form [II][IB][IE][BI][BB][BE][EI][EB][EE] where I=interior, B=boundary, and E=exterior. Pattern symbols can be 2, 1, 0, F or *.
	JTS	reproject	Reproject Geometry	Reprojects a given geometry into a supplied coordinate reference system.
	JTS	simplify	Simplify	Returns a geometry that has been simplified (reduced in vertices) according to the Douglas-Peucker algorithm.
	JTS	splitPolygon	Split Polygon	Splits a polygon by a linestring
	JTS	startPoint	Start Point	Returns a point geometry equal to the first vertex of a LineString.
	JTS	symDifference	Symmetric Difference	Returns a geometry representing the points contained in either one of two geometries but not in both. The result may be a heterogeneous geometry collection.
	JTS	touches	Touches Test	Tests if two geometries have at least one boundary point in common, but share no interior points.
	JTS	union	Union	Returns a geometry representing all points contained in any of the geometries in a geometry collection.
	JTS	within	Within Test	Tests if the first geometry is contained in the second geometry.
	geo	area	Area	Returns the area of a geometry, in the units of the geometry. Assumes a Cartesian plane, so this process is only recommended for non-geographic CRSes.
	geo	boundary	Boundary	Returns a geometry boundary. For polygons, returns a linear ring or multi-linestring equal to the boundary of the polygon(s). For linestrings, returns a multipoint equal to the endpoints of the linestring. For points, returns an empty geometry collection.
	geo	buffer	Buffer	Returns a polygonal geometry representing the input geometry enlarged by a given distance around its exterior.
	geo	centroid	Centroid	Returns the geometric centroid of a geometry. Output is a single point. The centroid point may be located outside the geometry.
	geo	contains	Contains Test	Tests if no points of the second geometry lie in the exterior of the first geometry and at least one point of the interior of second geometry lies in the interior of first geometry.
	geo	convexHull	Convex Hull	Returns the smallest convex polygon that contains the entire input geometry.
	geo	crosses	Crosses Test	Tests if two geometries have some, but not all, interior points in common.
	geo	densify	Densify	Returns a spatially equivalent geometry with vertices added to ensure line segments are no longer than a given distance.
	geo	difference	Difference	Returns a geometry representing the points that are contained in a geometry but not contained in a second geometry. The result may be a heterogeneous geometry collection.
	geo	dimension	Dimension	Returns the largest dimension of a geometry or geometry collection: 0 for point, 1 for line, 2 for polygon.
	geo	disjoint	Disjoint Test	Tests if two geometries do not have any points in common.
	geo	distance	Distance	Returns the minimum distance between two geometries. Measurement is given in the input units, so geographic coordinates are not recommended.
	geo	endPoint	End Point	Returns a point geometry equal to the final vertex of a LineString.
	geo	envelope	Envelope	Returns the smallest bounding box polygon that contains a geometry. For a point geometry, returns the same point.
	geo	equalsExact	Exactly Equal Test	Tests if two geometries are identical on a vertex-by-vertex basis.
	geo	equalsExactTolerance	Exactly Equal Test with Tolerance	Tests if two geometries are identical on a vertex-by-vertex basis, up to a vertex distance tolerance.
	geo	exteriorRing	Exterior Ring	Returns the exterior ring of a polygonal geometry.
	geo	geometryType	Geometry Type	Returns the name of a geometry's type. Values are one of POINT, LINESTRING, POLYGON, MULTIPOINT, MULTILINESTRING, MULTIPOLYGON, GEOMETRYCOLLECTION.
	geo	getGeometryN	Nth Geometry	Returns the geometry element at a given index in a geometry collection. Indexing starts at 0.
	geo	getX	Get X Ordinate	Returns the X value (first ordinate) for point geometries. For other geometry types returns the X value of the centroid.
	geo	getY	Get Y Ordinate	Returns the Y value (second ordinate) for point geometries. For other geometry types returns the Y value of the centroid.
	geo	interiorPoint	Interior Point	Returns a point that lies inside a geometry if possible, or that lies on its boundary.
	geo	interiorRingN	Nth Interior Ring	Returns a linear ring from a polygon containing interior rings (holes) determined by a given index. First interior ring has index 0. If no interior rings, returns null.
	geo	intersection	Intersection	Returns a geometry representing the points that two geometries have in common. The result may be a heterogeneous geometry collection. If no intersection, returns an empty geometry.
	geo	intersects	Intersects Test	Tests if two geometries intersect.
	geo	isClosed	Closed Test	Tests if the initial vertex equals the final vertex in a linear geometry. Points and polygons always return True.
	geo	isEmpty	Empty Test	Tests if a geometry contains no vertices.
	geo	isRing	Ring Test	Tests if a geometry is both closed and simple.
	geo	isSimple	Simple Test	Tests if a geometry is topologically simple. Points, polygons, closed line strings, and linear rings are always simple. Other geometries are considered simple if no two points are identical.
	geo	isValid	Valid Test	Tests if a geometry is topologically valid.
	geo	isWithinDistance	Within Distance Test	Tests if the minimum distance between two geometries is less than a tolerance value.
	geo	length	Length	Returns the total length of all line segments in a geometry. Measurement is given in the source units, so geographic coordinates are not recommended.
	geo	numGeometries	Geometry Count	Returns the total number of elements in a geometry collection. If not a geometry collection, returns 1. If empty, returns 0.
	geo	numInteriorRing	Interior Ring Count	Returns the total number of interior rings in a polygonal geometry. Points and lines return 0.
	geo	numPoints	Number of Points	Returns the number of vertices in a given geometry.
	geo	overlaps	Overlaps Test	Tests if two geometries share some but not all interior points. Points or lines will always return False.
	geo	pointN	Nth Point	Returns a point geometry equal to the Nth vertex in a geometry as determined by a given index. First vertex has index 0.
	geo	polygonize	Polygonize	Creates a set of polygons from linestrings delineating them. The linestrings must be correctly noded (i.e. touch only at endpoints).
	geo	relate	Relate Matrix String	Returns the DE-9IM intersection matrix string for the spatial relationship between the input geometries. The matrix string is in the form [II][IB][IE][BI][BB][BE][EI][EB][EE] where I=interior, B=boundary, and E=exterior. Matrix symbols are 2, 1, 0 or F.
	geo	relatePattern	Relate Test	Tests if the spatial relationship between two geometries matches the given DE-9IM intersection matrix pattern. The pattern is given in the form [II][IB][IE][BI][BB][BE][EI][EB][EE] where I=interior, B=boundary, and E=exterior. Pattern symbols can be 2, 1, 0, F or *.
	geo	reproject	Reproject Geometry	Reprojects a given geometry into a supplied coordinate reference system.
	geo	simplify	Simplify	Returns a geometry that has been simplified (reduced in vertices) according to the Douglas-Peucker algorithm.
	geo	splitPolygon	Split Polygon	Splits a polygon by a linestring
	geo	startPoint	Start Point	Returns a point geometry equal to the first vertex of a LineString.
	geo	symDifference	Symmetric Difference	Returns a geometry representing the points contained in either one of two geometries but not in both. The result may be a heterogeneous geometry collection.
	geo	touches	Touches Test	Tests if two geometries have at least one boundary point in common, but share no interior points.
	geo	union	Union	Returns a geometry representing all points contained in any of the geometries in a geometry collection.
	geo	within	Within Test	Tests if the first geometry is contained in the second geometry.
	gs	AddCoverages	Add Coverages	Returns a raster generated by pixel-by-pixel addition of two source rasters. Source rasters must have the same bounding box and resolution.
	gs	Aggregate	Aggregate	Computes one or more aggregation functions on a feature attribute. Functions include Count, Average, Max, Median, Min, StdDev, and Sum.
	gs	AreaGrid	Area Grid	Computes a raster grid of given geographic extent with cell values equal to the area the cell represents on the surface of the earth. Area is computed using the EckertIV projection.
	gs	BarnesSurface	BarnesSurface	Uses Barnes Analysis to compute an interpolated surface over a set of irregular data points.
	gs	Bounds	Bounds	Computes the bounding box of the input features.
	gs	BufferFeatureCollection	Buffer	Buffers features by a distance value supplied either as a parameter or by a feature attribute. Calculates buffers based on Cartesian distances.
	gs	Centroid	Centroid	Computes the geometric centroids of features
	gs	Clip	Clip	Clips (crops) features to a given geometry
	gs	CollectGeometries	Collect Geometries	Collects the default geometries of the input features and combines them into a single geometry collection
	gs	Contour	Contour	Computes contour lines at specified intervals or levels for the values in a raster.
	gs	Count	Count Features	Computes the number of features in a feature collection.
	gs	CropCoverage	Crop Coverage	Returns the portion of a raster bounded by a given geometry.
	gs	Feature	Feature from Geometry	Converts a geometry into a feature collection.
	gs	GeorectifyCoverage	Georectify Coverage	Georectifies a raster via Ground Control Points using gdal_warp
	gs	GetFullCoverage	GetFullCoverage	Returns a raster from the catalog, with optional filtering
	gs	Grid	Grid	Generates a georeferenced regular grid of cells. Output contains the attributes: cell - the cell polygon; id - a unique identifier; centerX and centerY - the ordinates of the cell center.
	gs	Heatmap	Heatmap	Computes a heatmap surface over a set of data points and outputs as a single-band raster.
	gs	Import	Import to Catalog	Imports a feature collection into the catalog
	gs	InclusionFeatureCollection	Inclusion of Feature Collections	Returns a feature collection consisting of the features from the first collection which are spatially contained in at least one feature of the second collection.
	gs	IntersectionFeatureCollection	Intersection of Feature Collections	Spatial intersection of two feature collections, including combining attributes from both.
	gs	LRSGeocode	Geocode point in LRS	Extracts points at a given measure from LRS features
	gs	LRSMeasure	Measure point in LRS	Computes the measure of a point along a feature (as feature with attribute lrs_measure). The point is measured along the nearest feature.
	gs	LRSSegment	Extract Segment in LRS	Extracts segment between a given start and end measure from LRS features
	gs	MultiplyCoverages	Multiply Coverages	Returns a raster generated by pixel-by-pixel multiplication of two source rasters. Source rasters must have the same bounding box and resolution.
	gs	Nearest	Nearest Feature	Returns the feature in a given feature collection that has the smallest distance to a given point.
	gs	PagedUnique	PagedUnique	Gets the list of unique values for the given featurecollection on a specified field, allows optional paging
	gs	PointBuffers	Point Buffers	Returns a collection of circular buffer polygons with specified radii centered on a given point
	gs	PointStacker	Point Stacker	Aggregates a collection of points over a grid into one point per grid cell.
	gs	PolygonExtraction	Polygon Extraction	Extracts vector polygons from a raster, based on regions which are equal or in given ranges
	gs	Query	Query	Queries a feature collection using an optional filter and an optional list of attributes to include. Can also be used to convert feature collection format.
	gs	RangeLookup	Reclassify	Reclassifies a continous raster into integer values defined by a set of ranges
	gs	RasterAsPointCollection	Raster As Point Collection	Returns a collection of point features for the pixels of a raster. The band values are provided as attributes.
	gs	RasterZonalStatistics	Raster Zonal Statistics	Computes statistics for the distribution of a certain quantity in a set of polygonal zones.
	gs	RectangularClip	Rectangular Clip	Clips (crops) features to the specified rectangular extent
	gs	Reproject	Reproject Features	Reprojects features into a supplied coordinate reference system. Can also force a feature collection to have a given CRS.
	gs	ReprojectGeometry	Reproject Geometry	Reprojects a given geometry into a supplied coordinate reference system.
	gs	ScaleCoverage	Scale Coverage	Returns a scaled and translated version of a given raster
	gs	Simplify	Simplify	Simplifies feature geometry by reducing vertices using Douglas-Peucker simplification.
	gs	Snap	Snap	Returns the feature in a feature collection nearest to a given point. Attributes for distance and bearing are added.
	gs	StoreCoverage	Store Coverage	Stores a raster on the server.
	gs	StyleCoverage	Style Coverage	Styles a raster using a given SLD and raster symbolizer.
	gs	Transform	Transform	Computes a new feature collection from the input one by renaming, deleting, and computing new attributes. Attribute values are specified as ECQL expressions in the form name=expression.
	gs	UnionFeatureCollection	Union Feature Collections	Returns single feature collection containing all features from two input feature collections. The output attribute schema is a combination of the attributes from the inputs. Attributes with same name but different types will be converted to strings.
	gs	Unique	Unique	Returns the unique values of a given attribute in a feature collection.
	gs	VectorZonalStatistics	Vector Zonal Statistics	Computes statistics for the distribution of a given attribute in a set of polygonal zones. Input must be points.
	gt	VectorToRaster	Transform	Converts some or all of a feature collection to a raster grid, using an attribute to specify cell values.
	polygonlabelprocess	PolyLabeller	Polygon label process	Calculate the Pole of accessibility, the most distant interior point in a polygon.
	ras	AddCoverages	Add Coverages	Returns a raster generated by pixel-by-pixel addition of two source rasters. Source rasters must have the same bounding box and resolution.
	ras	Affine	Transformed Coverage	Returns the result of an Affine transformation on the input raster.
	ras	AreaGrid	Area Grid	Computes a raster grid of given geographic extent with cell values equal to the area the cell represents on the surface of the earth. Area is computed using the EckertIV projection.
	ras	BandMerge	Merge Coverages	Returns a raster generated by the merge of the input raster bands. Source rasters must have the same CRS.
	ras	BandSelect	Select Coverages	Returns a raster generated by the selection of some bands from the input raster.
	ras	Contour	Contour	Computes contour lines at specified intervals or levels for the values in a raster.
	ras	CoverageClassStats	coverageClassStats	Calculates statistics from coverage values classified into bins/classes.
	ras	CropCoverage	Crop Coverage	Returns the portion of a raster bounded by a given geometry.
	ras	Jiffle	Jiffle map algebra	Map algebra powered by Jiffle
	ras	MultiplyCoverages	Multiply Coverages	Returns a raster generated by pixel-by-pixel multiplication of two source rasters. Source rasters must have the same bounding box and resolution.
	ras	NormalizeCoverage	Normalize Coverage	Normalizes a coverage by dividing values by the max value
	ras	PolygonExtraction	Polygon Extraction	Extracts vector polygons from a raster, based on regions which are equal or in given ranges
	ras	RangeLookup	Reclassify	Reclassifies a continous raster into integer values defined by a set of ranges
	ras	RasterAsPointCollection	Raster As Point Collection	Returns a collection of point features for the pixels of a raster. The band values are provided as attributes.
	ras	RasterZonalStatistics	Raster Zonal Statistics	Computes statistics for the distribution of a certain quantity in a set of polygonal zones.
	ras	ScaleCoverage	Scale Coverage	Returns a scaled and translated version of a given raster
	ras	StyleCoverage	Style Coverage	Styles a raster using a given SLD and raster symbolizer.
	ras	TransparencyFill	TransparencyFill	Fill transparent pixels
	vec	Aggregate	Aggregate	Computes one or more aggregation functions on a feature attribute. Functions include Count, Average, Max, Median, Min, StdDev, and Sum.
	vec	BarnesSurface	BarnesSurface	Uses Barnes Analysis to compute an interpolated surface over a set of irregular data points.
	vec	Bounds	Bounds	Computes the bounding box of the input features.
	vec	BufferFeatureCollection	Buffer	Buffers features by a distance value supplied either as a parameter or by a feature attribute. Calculates buffers based on Cartesian distances.
	vec	Centroid	Centroid	Computes the geometric centroids of features
	vec	ClassifyByRange	ClassifyByRange	Computes a new attribute to classify another attribute by intervals over vector data sets.
	vec	Clip	Clip	Clips (crops) features to a given geometry
	vec	CollectGeometries	Collect Geometries	Collects the default geometries of the input features and combines them into a single geometry collection
	vec	Count	Count Features	Computes the number of features in a feature collection.
	vec	Feature	Feature from Geometry	Converts a geometry into a feature collection.
	vec	FeatureClassStats	featureClassStats	Calculates statistics from feature values classified into bins/classes.
	vec	Grid	Grid	Generates a georeferenced regular grid of cells. Output contains the attributes: cell - the cell polygon; id - a unique identifier; centerX and centerY - the ordinates of the cell center.
	vec	Heatmap	Heatmap	Computes a heatmap surface over a set of data points and outputs as a single-band raster.
	vec	InclusionFeatureCollection	Inclusion of Feature Collections	Returns a feature collection consisting of the features from the first collection which are spatially contained in at least one feature of the second collection.
	vec	IntersectionFeatureCollection	Intersection of Feature Collections	Spatial intersection of two feature collections, including combining attributes from both.
	vec	LRSGeocode	Geocode point in LRS	Extracts points at a given measure from LRS features
	vec	LRSMeasure	Measure point in LRS	Computes the measure of a point along a feature (as feature with attribute lrs_measure). The point is measured along the nearest feature.
	vec	LRSSegment	Extract Segment in LRS	Extracts segment between a given start and end measure from LRS features
	vec	Nearest	Nearest Feature	Returns the feature in a given feature collection that has the smallest distance to a given point.
	vec	PointBuffers	Point Buffers	Returns a collection of circular buffer polygons with specified radii centered on a given point
	vec	PointStacker	Point Stacker	Aggregates a collection of points over a grid into one point per grid cell.
	vec	Query	Query	Queries a feature collection using an optional filter and an optional list of attributes to include. Can also be used to convert feature collection format.
	vec	RectangularClip	Rectangular Clip	Clips (crops) features to the specified rectangular extent
	vec	Reproject	Reproject Features	Reprojects features into a supplied coordinate reference system. Can also force a feature collection to have a given CRS.
	vec	Simplify	Simplify	Simplifies feature geometry by reducing vertices using Douglas-Peucker simplification.
	vec	Snap	Snap	Returns the feature in a feature collection nearest to a given point. Attributes for distance and bearing are added.
	vec	Transform	Transform	Computes a new feature collection from the input one by renaming, deleting, and computing new attributes. Attribute values are specified as ECQL expressions in the form name=expression.
	vec	UnionFeatureCollection	Union Feature Collections	Returns single feature collection containing all features from two input feature collections. The output attribute schema is a combination of the attributes from the inputs. Attributes with same name but different types will be converted to strings.
	vec	Unique	Unique	Returns the unique values of a given attribute in a feature collection.
	vec	VectorToRaster	Transform	Converts some or all of a feature collection to a raster grid, using an attribute to specify cell values.
	vec	VectorZonalStatistics	Vector Zonal Statistics	Computes statistics for the distribution of a given attribute in a set of polygonal zones. Input must be points.

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