Package org.openjump.core.rasterimage

Class TiffUtilsV2

java.lang.Object

org.openjump.core.rasterimage.TiffUtilsV2

public class TiffUtilsV2
extends Object

Constructor Summary

Constructors

Constructor	Description
TiffUtilsV2()

Method Summary

Modifier and Type	Method	Description
static org.locationtech.jts.geom.Envelope	getEnvelope(File tiffFile)
static javax.media.jai.RenderedOp	getRenderedOp(File tiffFile)
static Double	readCellValue(File tiffFile, int col, int row, int band)	Method to read the value of a cell at defined position on the raster
static ImageAndMetadata	readImage(File tiffFile, org.locationtech.jts.geom.Envelope viewportEnvelope, Resolution requestedRes, Overviews overviews, Stats stats)	Method to build an ImageAndMetadata file An ImageAndMetadata groups the Envelope, the Image, the Statistics and NoData value of a TIF file
static ImageAndMetadata	readImageAndMetadata(File tiffFile, org.locationtech.jts.geom.Envelope viewportEnvelope, Resolution requestedRes, Stats stats)	New method to build an ImageAndMetadata file An ImageAndMetadata groups the Envelope, the Image, the Statistics and NoData value of a TIF file Removed reading overviews and dependency to commons imaging library
static javax.media.jai.RenderedOp	readSubsampled(File tiffFile, float xScale, float yScale)
static void	removeFromGeoRastercache(File file)

Methods inherited from class java.lang.Object

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

Constructor Detail

TiffUtilsV2

public TiffUtilsV2()

Method Detail

removeFromGeoRastercache

public static void removeFromGeoRastercache(File file)

getRenderedOp

public static javax.media.jai.RenderedOp getRenderedOp(File tiffFile)
                                                throws IOException

Throws:

IOException

getEnvelope

public static org.locationtech.jts.geom.Envelope getEnvelope(File tiffFile)
                                                      throws IOException

Throws:

IOException

readSubsampled

public static javax.media.jai.RenderedOp readSubsampled(File tiffFile,
                                                        float xScale,
                                                        float yScale)
                                                 throws IOException

Throws:

IOException

readImage

public static ImageAndMetadata readImage(File tiffFile,
                                         org.locationtech.jts.geom.Envelope viewportEnvelope,
                                         Resolution requestedRes,
                                         Overviews overviews,
                                         Stats stats)
                                  throws NoninvertibleTransformException,
                                         IOException,
                                         FileNotFoundException,
                                         TiffTags.TiffReadingException,
                                         Exception

Method to build an ImageAndMetadata file An ImageAndMetadata groups the Envelope, the Image, the Statistics and NoData value of a TIF file

Parameters:

tiffFile - file containing the tiff image

viewportEnvelope - envelope of the viewport

requestedRes - requested resolution

overviews - overviews

stats - statistics about image data

Returns:

an ImageAndMetadata

Throws:

NoninvertibleTransformException - if a NoninvertibleTransformException occurs

IOException - if a IOException occurs

FileNotFoundException - if a FileNotFoundException occurs

TiffTags.TiffReadingException - if a TiffTags.TiffReadingException occurs

Exception - if a Exception occurs

readImageAndMetadata

public static ImageAndMetadata readImageAndMetadata(File tiffFile,
                                                    org.locationtech.jts.geom.Envelope viewportEnvelope,
                                                    Resolution requestedRes,
                                                    Stats stats)
                                             throws NoninvertibleTransformException,
                                                    IOException,
                                                    FileNotFoundException,
                                                    Exception

New method to build an ImageAndMetadata file An ImageAndMetadata groups the Envelope, the Image, the Statistics and NoData value of a TIF file Removed reading overviews and dependency to commons imaging library

Parameters:

tiffFile - file containing the tiff image

viewportEnvelope - envelope of the viewport

requestedRes - requested resolution

stats - statistics about image data

Returns:

ImageAndMetadata

Throws:

NoninvertibleTransformException - if a NoninvertibleTransformException occurs

IOException - if a IOException occurs

FileNotFoundException - if a FileNotFoundException occurs

TiffTags.TiffReadingException - if a TiffTags.TiffReadingException occurs

Exception - if a Exception occurs

readCellValue

public static Double readCellValue(File tiffFile,
                                   int col,
                                   int row,
                                   int band)
                            throws Exception

Method to read the value of a cell at defined position on the raster

Parameters:

tiffFile - file containing a tiff image

col - column index

row - row index

band - numero of band

Returns:

the double value of the celle at coordinates col, row

Throws:

Exception - if an Exception occurs