/*
* #%L
* Fork of JAI Image I/O Tools.
* %%
* Copyright (C) 2008 - 2014 Open Microscopy Environment:
* - Board of Regents of the University of Wisconsin-Madison
* - Glencoe Software, Inc.
* - University of Dundee
* %%
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are
* those of the authors and should not be interpreted as representing official
* policies, either expressed or implied, of any organization.
* #L%
*/
/*
* $RCSfile: J2KRenderedImage.java,v $
*
*
* Copyright (c) 2005 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistribution of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistribution in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any
* kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
* EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
* NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
* USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
* DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
* ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
* CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
* REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
* INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for
* use in the design, construction, operation or maintenance of any
* nuclear facility.
*
* $Revision: 1.2 $
* $Date: 2006/09/28 00:57:57 $
* $State: Exp $
*/
package com.sun.media.imageioimpl.plugins.jpeg2000;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.image.Raster;
import java.awt.image.WritableRaster;
import java.io.*;
import javax.imageio.stream.ImageInputStream;
import jj2000.j2k.codestream.reader.*;
import com.sun.media.imageioimpl.common.SimpleRenderedImage;
public class J2KRenderedImage extends SimpleRenderedImage {
private Raster currentTile;
private Point currentTileGrid;
private J2KReadState readState;
public J2KRenderedImage(ImageInputStream iis,
J2KImageReadParamJava param,
J2KMetadata metadata,
J2KImageReader reader) throws IOException {
this(new J2KReadState(iis, param, metadata, reader));
}
public J2KRenderedImage(ImageInputStream iis,
J2KImageReadParamJava param,
J2KImageReader reader) throws IOException {
this(new J2KReadState(iis, param, reader));
}
public J2KRenderedImage(J2KReadState readState) {
this.readState = readState;
HeaderDecoder hd = readState.getHeader();
//determnined by destination
Rectangle destinationRegion = readState.getDestinationRegion();
width = destinationRegion.width;
height = destinationRegion.height;
minX = destinationRegion.x;
minY = destinationRegion.y;
Rectangle tile0Rect = readState.getTile0Rect();
tileWidth = tile0Rect.width;
tileHeight = tile0Rect.height;
tileGridXOffset = tile0Rect.x;
tileGridYOffset = tile0Rect.y;
sampleModel = readState.getSampleModel();
colorModel = readState.getColorModel();
}
public synchronized Raster getTile(int tileX, int tileY) {
if (currentTile != null &&
currentTileGrid.x == tileX &&
currentTileGrid.y == tileY)
return currentTile;
if (tileX >= getNumXTiles() || tileY >= getNumYTiles())
throw new IllegalArgumentException(I18N.getString("J2KReadState1"));
try {
int x = tileXToX(tileX);
int y = tileYToY(tileY);
currentTile =
Raster.createWritableRaster(sampleModel,
new Point(x, y));
currentTile = readState.getTile(tileX,
tileY,
(WritableRaster)currentTile);
} catch (IOException e) {
throw new RuntimeException(e);
}
if (currentTileGrid == null)
currentTileGrid = new Point(tileX, tileY);
else {
currentTileGrid.x = tileX;
currentTileGrid.y = tileY;
}
return currentTile;
}
}