org.deegree.processing.raster.converter
Class Image2RawData

java.lang.Object
  org.deegree.processing.raster.converter.Image2RawData

public class Image2RawData
extends java.lang.Object

Parses 4 channel (32Bit) tiff images as DEM and returns a float matrix containing the DEM heights

Version:

$Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $

Author:

Andreas Poth, last edited by: $Author: mschneider $

Constructor Summary

Image2RawData(java.awt.image.BufferedImage data)

Image2RawData(java.awt.image.BufferedImage data, float scale)

Image2RawData(java.awt.image.BufferedImage data, float scale, float offset)

Image2RawData(java.io.File dataFile)

Image2RawData(java.io.File dataFile, float scale)

Image2RawData(java.io.File dataFile, float scale, float offset)

Method Summary

float	get(int x, int y)
float[][]	parse() returns the DEM heights as float matrix
java.util.List<Point>	parseAsPointList(CoordinateSystem crs)

Methods inherited from class java.lang.Object

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

Constructor Detail

Image2RawData

public Image2RawData(java.io.File dataFile)

Parameters:

dataFile - image containing raw data instead color information. Data file must be a TIFF image

Image2RawData

public Image2RawData(java.io.File dataFile,
                     float scale)

Parameters:

dataFile - image containing raw data instead color information. Data file must be a TIFF image

scale - scale factor; newHeight[i][j] = height[i][j] * scale

Image2RawData

public Image2RawData(java.io.File dataFile,
                     float scale,
                     float offset)

Parameters:

dataFile - image containing raw data instead color information. Data file must be a TIFF image

scale - scale factor; newHeight[i][j] = height[i][j] * scale

offset - height offset; newHeight[i][j] = height[i][j] + offset

Image2RawData

public Image2RawData(java.awt.image.BufferedImage data)

Parameters:

data - image containing raw data instead color information

Image2RawData

public Image2RawData(java.awt.image.BufferedImage data,
                     float scale)

Parameters:

data - image containing raw data instead color information

scale - scale factor; newHeight[i][j] = height[i][j] * scale

Image2RawData

public Image2RawData(java.awt.image.BufferedImage data,
                     float scale,
                     float offset)

Parameters:

data - image containing raw data instead color information

scale - scale factor; newHeight[i][j] = height[i][j] * scale

offset - height offset; newHeight[i][j] = height[i][j] + offset

Method Detail

parse

public float[][] parse()

returns the DEM heights as float matrix

Returns:

the DEM heights as float matrix

get

public float get(int x,
                 int y)

Parameters:

x - index

y - index

Returns:

the appropriate value

parseAsPointList

public java.util.List<Point> parseAsPointList(CoordinateSystem crs)

Parameters:

crs - of the points

Returns:

the DEM heights as pointlist matrix