mil.nga.geopackage.extension.elevation

Class ElevationTilesTiff

java.lang.Object

mil.nga.geopackage.extension.BaseExtension

mil.nga.geopackage.extension.elevation.ElevationTilesCore<TImage>

mil.nga.geopackage.extension.elevation.ElevationTilesCommon<ElevationTiffImage>

mil.nga.geopackage.extension.elevation.ElevationTilesTiff

public class ElevationTilesTiff
extends ElevationTilesCommon<ElevationTiffImage>

Tiled Gridded Elevation Data, TIFF Encoding, Extension

Since:

1.3.1

Field Summary

Fields

Modifier and Type	Field and Description
static int	BITS_PER_SAMPLE Bits per value for floating point elevations
static int	SAMPLES_PER_PIXEL Single sample elevation

Fields inherited from class mil.nga.geopackage.extension.elevation.ElevationTilesCommon

tileDao

Fields inherited from class mil.nga.geopackage.extension.elevation.ElevationTilesCore

algorithm, elevationBoundingBox, elevationProjection, EXTENSION_AUTHOR, EXTENSION_DEFINITION, EXTENSION_NAME, EXTENSION_NAME_NO_AUTHOR, height, requestProjection, sameProjection, width, zoomIn, zoomInBeforeOut, zoomOut

Fields inherited from class mil.nga.geopackage.extension.BaseExtension

extensionsDao, geoPackage

Constructor Summary

Constructors

Constructor and Description
ElevationTilesTiff(GeoPackage geoPackage, TileDao tileDao) Constructor, use the elevation tables pixel tile size as the request size width and height
ElevationTilesTiff(GeoPackage geoPackage, TileDao tileDao, Integer width, Integer height, Projection requestProjection) Constructor
ElevationTilesTiff(GeoPackage geoPackage, TileDao tileDao, Projection requestProjection) Constructor, use the elevation tables pixel tile size as the request size width and height, request as the specified projection

Method Summary

Modifier and Type	Method and Description
ElevationTiffImage	createElevationImage(TileRow tileRow) Create an elevation image
ElevationTiffImage	createImage(int tileWidth, int tileHeight) Create a new image
static ElevationTilesTiff	createTileTableWithMetadata(GeoPackage geoPackage, String tableName, BoundingBox contentsBoundingBox, long contentsSrsId, BoundingBox tileMatrixSetBoundingBox, long tileMatrixSetSrsId) Create the elevation tile table with metadata and extension
ElevationTiffImage	drawTile(float[][] pixelValues) Draw an elevation image tile from the double array of float pixel values formatted as float[row][width]
ElevationTiffImage	drawTile(float[] pixelValues, int tileWidth, int tileHeight) Draw an elevation image tile from the flat array of float pixel values of length tileWidth * tileHeight where each pixel is at: (y * tileWidth) + x
ElevationTiffImage	drawTile(GriddedTile griddedTile, Double[][] elevations) Draw an elevation image tile from the double array of elevations formatted as Double[row][width]
ElevationTiffImage	drawTile(GriddedTile griddedTile, Double[] elevations, int tileWidth, int tileHeight) Draw an elevation image tile from the flat array of elevations of length tileWidth * tileHeight where each elevation is at: (y * tileWidth) + x
byte[]	drawTileData(float[][] pixelValues) Draw an elevation image tile and format as TIFF bytes from the double array of float pixel values formatted as float[row][width]
byte[]	drawTileData(float[] pixelValues, int tileWidth, int tileHeight) Draw an elevation image tile and format as TIFF bytes from the flat array of float pixel values of length tileWidth * tileHeight where each pixel is at: (y * tileWidth) + x
byte[]	drawTileData(GriddedTile griddedTile, Double[][] elevations) Draw an elevation image tile and format as TIFF bytes from the double array of elevations formatted as Double[row][width]
byte[]	drawTileData(GriddedTile griddedTile, Double[] elevations, int tileWidth, int tileHeight) Draw an elevation image tile and format as TIFF bytes from the flat array of elevations of length tileWidth * tileHeight where each elevation is at: (y * tileWidth) + x
Double	getElevationValue(GriddedTile griddedTile, byte[] imageBytes, int x, int y) Get the elevation value
Double	getElevationValue(GriddedTile griddedTile, ElevationTiffImage image, int x, int y)
double	getElevationValue(GriddedTile griddedTile, TileRow tileRow, int x, int y) Get the elevation value of the pixel in the tile row image
Double[]	getElevationValues(GriddedTile griddedTile, byte[] imageBytes) Get the elevation values
float	getPixelValue(byte[] imageBytes, int x, int y) Get the pixel value as a float from the image and the coordinate
float[]	getPixelValues(byte[] imageBytes) Get the pixel values of the image as floats
void	setPixelValue(ElevationTiffImage image, int x, int y, float pixelValue) Set the pixel value into the image
static void	validateImageType(mil.nga.tiff.FileDirectory directory) Validate that the image type

Methods inherited from class mil.nga.geopackage.extension.elevation.ElevationTilesCommon

getElevations, getElevationsUnbounded, getElevationValue, getTileDao

Methods inherited from class mil.nga.geopackage.extension.elevation.ElevationTilesCore

createTileTableWithMetadata, formatUnboundedResults, getAlgorithm, getBicubicInterpolationElevation, getBicubicInterpolationElevation, getBicubicInterpolationElevation, getBilinearInterpolationElevation, getBilinearInterpolationElevation, getBilinearInterpolationElevation, getBilinearInterpolationElevation, getCubicInterpolationElevation, getCubicInterpolationElevation, getDataNull, getElevation, getElevationBoundingBox, getElevationProjection, getElevations, getElevations, getElevations, getElevationsUnbounded, getElevationValue, getElevationValue, getElevationValue, getElevationValues, getElevationValues, getElevationValues, getFloatPixelValue, getGriddedCoverage, getGriddedCoverageDao, getGriddedTile, getGriddedTile, getGriddedTileDao, getHeight, getNearestNeighborElevation, getNearestNeighbors, getOrCreate, getPixelValue, getPixelValue, getPixelValue, getPixelValue, getRequestProjection, getSourceMinAndMax, getTables, getTileMatrixSet, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValues, getWidth, getXSource, getYSource, has, isDataNull, isSameProjection, isZoomIn, isZoomInBeforeOut, isZoomOut, padBoundingBox, queryGriddedCoverage, reprojectElevations, setAlgorithm, setHeight, setWidth, setZoomIn, setZoomInBeforeOut, setZoomOut

Methods inherited from class mil.nga.geopackage.extension.BaseExtension

get, getExtensionsDao, getGeoPackage, getOrCreate, has

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SAMPLES_PER_PIXEL

public static final int SAMPLES_PER_PIXEL

Single sample elevation

See Also:

Constant Field Values

BITS_PER_SAMPLE

public static final int BITS_PER_SAMPLE

Bits per value for floating point elevations

See Also:

Constant Field Values

Constructor Detail

ElevationTilesTiff

public ElevationTilesTiff(GeoPackage geoPackage,
                          TileDao tileDao,
                          Integer width,
                          Integer height,
                          Projection requestProjection)

Constructor

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

width - elevation response width

height - elevation response height

requestProjection - request projection

ElevationTilesTiff

public ElevationTilesTiff(GeoPackage geoPackage,
                          TileDao tileDao)

Constructor, use the elevation tables pixel tile size as the request size width and height

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

ElevationTilesTiff

public ElevationTilesTiff(GeoPackage geoPackage,
                          TileDao tileDao,
                          Projection requestProjection)

Constructor, use the elevation tables pixel tile size as the request size width and height, request as the specified projection

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

requestProjection - request projection

Method Detail

createElevationImage

public ElevationTiffImage createElevationImage(TileRow tileRow)

Create an elevation image

Specified by:

createElevationImage in class ElevationTilesCommon<ElevationTiffImage>

Parameters:

tileRow - tile row

Returns:

image

getElevationValue

public double getElevationValue(GriddedTile griddedTile,
                                TileRow tileRow,
                                int x,
                                int y)

Get the elevation value of the pixel in the tile row image

Specified by:

getElevationValue in class ElevationTilesCommon<ElevationTiffImage>

Parameters:

griddedTile - gridded tile

tileRow - tile row

x - x coordinate

y - y coordinate

Returns:

elevation value

getElevationValue

public Double getElevationValue(GriddedTile griddedTile,
                                ElevationTiffImage image,
                                int x,
                                int y)

Specified by:

getElevationValue in class ElevationTilesCore<ElevationTiffImage>

getPixelValue

public float getPixelValue(byte[] imageBytes,
                           int x,
                           int y)

Get the pixel value as a float from the image and the coordinate

Parameters:

imageBytes - image bytes

x - x coordinate

y - y coordinate

Returns:

float pixel value

getPixelValues

public float[] getPixelValues(byte[] imageBytes)

Get the pixel values of the image as floats

Parameters:

imageBytes - image bytes

Returns:

float pixel values

validateImageType

public static void validateImageType(mil.nga.tiff.FileDirectory directory)

Validate that the image type

Parameters:

directory - file directory

getElevationValue

public Double getElevationValue(GriddedTile griddedTile,
                                byte[] imageBytes,
                                int x,
                                int y)

Get the elevation value

Parameters:

griddedTile - gridded tile

imageBytes - image bytes

x - x coordinate

y - y coordinate

Returns:

elevation value

getElevationValues

public Double[] getElevationValues(GriddedTile griddedTile,
                                   byte[] imageBytes)

Get the elevation values

Parameters:

griddedTile - gridded tile

imageBytes - image bytes

Returns:

elevation values

drawTile

public ElevationTiffImage drawTile(float[] pixelValues,
                                   int tileWidth,
                                   int tileHeight)

Draw an elevation image tile from the flat array of float pixel values of length tileWidth * tileHeight where each pixel is at: (y * tileWidth) + x

Parameters:

pixelValues - float pixel values of length tileWidth * tileHeight

tileWidth - tile width

tileHeight - tile height

Returns:

elevation image tile

drawTileData

public byte[] drawTileData(float[] pixelValues,
                           int tileWidth,
                           int tileHeight)

Draw an elevation image tile and format as TIFF bytes from the flat array of float pixel values of length tileWidth * tileHeight where each pixel is at: (y * tileWidth) + x

Parameters:

pixelValues - float pixel values of length tileWidth * tileHeight

tileWidth - tile width

tileHeight - tile height

Returns:

elevation image tile bytes

drawTile

public ElevationTiffImage drawTile(float[][] pixelValues)

Draw an elevation image tile from the double array of float pixel values formatted as float[row][width]

Parameters:

pixelValues - float pixel values as [row][width]

Returns:

elevation image tile

drawTileData

public byte[] drawTileData(float[][] pixelValues)

Draw an elevation image tile and format as TIFF bytes from the double array of float pixel values formatted as float[row][width]

Parameters:

pixelValues - float pixel values as [row][width]

Returns:

elevation image tile bytes

drawTile

public ElevationTiffImage drawTile(GriddedTile griddedTile,
                                   Double[] elevations,
                                   int tileWidth,
                                   int tileHeight)

Draw an elevation image tile from the flat array of elevations of length tileWidth * tileHeight where each elevation is at: (y * tileWidth) + x

Parameters:

griddedTile - gridded tile

elevations - elevations of length tileWidth * tileHeight

tileWidth - tile width

tileHeight - tile height

Returns:

elevation image tile

drawTileData

public byte[] drawTileData(GriddedTile griddedTile,
                           Double[] elevations,
                           int tileWidth,
                           int tileHeight)

Draw an elevation image tile and format as TIFF bytes from the flat array of elevations of length tileWidth * tileHeight where each elevation is at: (y * tileWidth) + x

Parameters:

griddedTile - gridded tile

elevations - elevations of length tileWidth * tileHeight

tileWidth - tile width

tileHeight - tile height

Returns:

elevation image tile bytes

drawTile

public ElevationTiffImage drawTile(GriddedTile griddedTile,
                                   Double[][] elevations)

Draw an elevation image tile from the double array of elevations formatted as Double[row][width]

Parameters:

griddedTile - gridded tile

elevations - elevations as [row][width]

Returns:

elevation image tile

drawTileData

public byte[] drawTileData(GriddedTile griddedTile,
                           Double[][] elevations)

Draw an elevation image tile and format as TIFF bytes from the double array of elevations formatted as Double[row][width]

Parameters:

griddedTile - gridded tile

elevations - elevations as [row][width]

Returns:

elevation image tile bytes

createImage

public ElevationTiffImage createImage(int tileWidth,
                                      int tileHeight)

Create a new image

Parameters:

tileWidth - tile width

tileHeight - tile height

Returns:

image

setPixelValue

public void setPixelValue(ElevationTiffImage image,
                          int x,
                          int y,
                          float pixelValue)

Set the pixel value into the image

Parameters:

image - image

x - x coordinate

y - y coordinate

pixelValue - pixel value

createTileTableWithMetadata

public static ElevationTilesTiff createTileTableWithMetadata(GeoPackage geoPackage,
                                                             String tableName,
                                                             BoundingBox contentsBoundingBox,
                                                             long contentsSrsId,
                                                             BoundingBox tileMatrixSetBoundingBox,
                                                             long tileMatrixSetSrsId)

Create the elevation tile table with metadata and extension

Parameters:

geoPackage -

tableName -

contentsBoundingBox -

contentsSrsId -

tileMatrixSetBoundingBox -

tileMatrixSetSrsId -

Returns:

elevation tiles