author | tvaleev |
Thu, 04 Oct 2018 12:40:55 -0700 | |
changeset 52248 | 2e330da7cbf4 |
parent 47216 | 71c04702a3d5 |
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/* |
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* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* **************************************************************** |
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****************************************************************** |
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****************************************************************** |
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*** COPYRIGHT (c) Eastman Kodak Company, 1997 |
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*** As an unpublished work pursuant to Title 17 of the United |
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*** States Code. All rights reserved. |
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****************************************************************** |
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****************************************************************** |
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******************************************************************/ |
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package java.awt.image; |
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import java.util.Arrays; |
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/** |
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* This class represents image data which is stored such that each sample |
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* of a pixel occupies one data element of the DataBuffer. It stores the |
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* N samples which make up a pixel in N separate data array elements. |
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* Different bands may be in different banks of the DataBuffer. |
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* Accessor methods are provided so that image data can be manipulated |
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* directly. This class can support different kinds of interleaving, e.g. |
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* band interleaving, scanline interleaving, and pixel interleaving. |
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* Pixel stride is the number of data array elements between two samples |
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* for the same band on the same scanline. Scanline stride is the number |
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* of data array elements between a given sample and the corresponding sample |
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* in the same column of the next scanline. Band offsets denote the number |
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* of data array elements from the first data array element of the bank |
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* of the DataBuffer holding each band to the first sample of the band. |
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* The bands are numbered from 0 to N-1. This class can represent image |
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* data for which each sample is an unsigned integral number which can be |
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* stored in 8, 16, or 32 bits (using {@code DataBuffer.TYPE_BYTE}, |
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* {@code DataBuffer.TYPE_USHORT}, or {@code DataBuffer.TYPE_INT}, |
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* respectively), data for which each sample is a signed integral number |
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* which can be stored in 16 bits (using {@code DataBuffer.TYPE_SHORT}), |
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* or data for which each sample is a signed float or double quantity |
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* (using {@code DataBuffer.TYPE_FLOAT} or |
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* {@code DataBuffer.TYPE_DOUBLE}, respectively). |
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* All samples of a given ComponentSampleModel |
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* are stored with the same precision. All strides and offsets must be |
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* non-negative. This class supports |
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* {@link DataBuffer#TYPE_BYTE TYPE_BYTE}, |
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* {@link DataBuffer#TYPE_USHORT TYPE_USHORT}, |
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* {@link DataBuffer#TYPE_SHORT TYPE_SHORT}, |
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* {@link DataBuffer#TYPE_INT TYPE_INT}, |
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* {@link DataBuffer#TYPE_FLOAT TYPE_FLOAT}, |
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* {@link DataBuffer#TYPE_DOUBLE TYPE_DOUBLE}, |
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* @see java.awt.image.PixelInterleavedSampleModel |
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* @see java.awt.image.BandedSampleModel |
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*/ |
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public class ComponentSampleModel extends SampleModel |
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{ |
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/** Offsets for all bands in data array elements. */ |
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protected int[] bandOffsets; |
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/** Index for each bank storing a band of image data. */ |
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protected int[] bankIndices; |
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/** |
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* The number of bands in this |
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* {@code ComponentSampleModel}. |
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*/ |
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protected int numBands = 1; |
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/** |
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* The number of banks in this |
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* {@code ComponentSampleModel}. |
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*/ |
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protected int numBanks = 1; |
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/** |
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* Line stride (in data array elements) of the region of image |
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* data described by this ComponentSampleModel. |
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*/ |
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protected int scanlineStride; |
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/** Pixel stride (in data array elements) of the region of image |
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* data described by this ComponentSampleModel. |
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*/ |
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protected int pixelStride; |
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/** |
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* Constructs a ComponentSampleModel with the specified parameters. |
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* The number of bands will be given by the length of the bandOffsets array. |
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* All bands will be stored in the first bank of the DataBuffer. |
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* @param dataType the data type for storing samples |
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* @param w the width (in pixels) of the region of |
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* image data described |
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* @param h the height (in pixels) of the region of |
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* image data described |
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* @param pixelStride the pixel stride of the region of image |
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* data described |
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* @param scanlineStride the line stride of the region of image |
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* data described |
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* @param bandOffsets the offsets of all bands |
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* @throws IllegalArgumentException if {@code w} or |
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* {@code h} is not greater than 0 |
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* @throws IllegalArgumentException if {@code pixelStride} |
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* is less than 0 |
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* @throws IllegalArgumentException if {@code scanlineStride} |
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* is less than 0 |
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* @throws IllegalArgumentException if {@code numBands} |
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* is less than 1 |
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* @throws IllegalArgumentException if the product of {@code w} |
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* and {@code h} is greater than |
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* {@code Integer.MAX_VALUE} |
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* @throws IllegalArgumentException if {@code dataType} is not |
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* one of the supported data types |
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*/ |
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public ComponentSampleModel(int dataType, |
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int w, int h, |
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int pixelStride, |
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int scanlineStride, |
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int[] bandOffsets) { |
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super(dataType, w, h, bandOffsets.length); |
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this.dataType = dataType; |
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this.pixelStride = pixelStride; |
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this.scanlineStride = scanlineStride; |
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this.bandOffsets = bandOffsets.clone(); |
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numBands = this.bandOffsets.length; |
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if (pixelStride < 0) { |
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throw new IllegalArgumentException("Pixel stride must be >= 0"); |
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} |
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// TODO - bug 4296691 - remove this check |
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if (scanlineStride < 0) { |
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throw new IllegalArgumentException("Scanline stride must be >= 0"); |
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} |
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if (numBands < 1) { |
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throw new IllegalArgumentException("Must have at least one band."); |
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155 |
} |
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156 |
if ((dataType < DataBuffer.TYPE_BYTE) || |
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|
157 |
(dataType > DataBuffer.TYPE_DOUBLE)) { |
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158 |
throw new IllegalArgumentException("Unsupported dataType."); |
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|
159 |
} |
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bankIndices = new int[numBands]; |
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for (int i=0; i<numBands; i++) { |
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bankIndices[i] = 0; |
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163 |
} |
21221 | 164 |
verify(); |
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} |
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|
166 |
|
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167 |
|
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/** |
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* Constructs a ComponentSampleModel with the specified parameters. |
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* The number of bands will be given by the length of the bandOffsets array. |
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* Different bands may be stored in different banks of the DataBuffer. |
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* |
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* @param dataType the data type for storing samples |
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174 |
* @param w the width (in pixels) of the region of |
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* image data described |
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* @param h the height (in pixels) of the region of |
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177 |
* image data described |
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* @param pixelStride the pixel stride of the region of image |
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* data described |
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* @param scanlineStride The line stride of the region of image |
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* data described |
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* @param bankIndices the bank indices of all bands |
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183 |
* @param bandOffsets the band offsets of all bands |
35667 | 184 |
* @throws IllegalArgumentException if {@code w} or |
185 |
* {@code h} is not greater than 0 |
|
186 |
* @throws IllegalArgumentException if {@code pixelStride} |
|
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* is less than 0 |
35667 | 188 |
* @throws IllegalArgumentException if {@code scanlineStride} |
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* is less than 0 |
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190 |
* @throws IllegalArgumentException if the length of |
35667 | 191 |
* {@code bankIndices} does not equal the length of |
192 |
* {@code bankOffsets} |
|
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* @throws IllegalArgumentException if any of the bank indices |
35667 | 194 |
* of {@code bandIndices} is less than 0 |
195 |
* @throws IllegalArgumentException if {@code dataType} is not |
|
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* one of the supported data types |
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197 |
*/ |
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198 |
public ComponentSampleModel(int dataType, |
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199 |
int w, int h, |
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200 |
int pixelStride, |
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201 |
int scanlineStride, |
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int[] bankIndices, |
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203 |
int[] bandOffsets) { |
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204 |
super(dataType, w, h, bandOffsets.length); |
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this.dataType = dataType; |
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206 |
this.pixelStride = pixelStride; |
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207 |
this.scanlineStride = scanlineStride; |
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208 |
this.bandOffsets = bandOffsets.clone(); |
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209 |
this.bankIndices = bankIndices.clone(); |
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|
210 |
if (pixelStride < 0) { |
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|
211 |
throw new IllegalArgumentException("Pixel stride must be >= 0"); |
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|
212 |
} |
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|
213 |
// TODO - bug 4296691 - remove this check |
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|
214 |
if (scanlineStride < 0) { |
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|
215 |
throw new IllegalArgumentException("Scanline stride must be >= 0"); |
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|
216 |
} |
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|
217 |
if ((dataType < DataBuffer.TYPE_BYTE) || |
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|
218 |
(dataType > DataBuffer.TYPE_DOUBLE)) { |
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|
219 |
throw new IllegalArgumentException("Unsupported dataType."); |
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220 |
} |
18246 | 221 |
int maxBank = this.bankIndices[0]; |
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222 |
if (maxBank < 0) { |
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|
223 |
throw new IllegalArgumentException("Index of bank 0 is less than "+ |
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|
224 |
"0 ("+maxBank+")"); |
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|
225 |
} |
18246 | 226 |
for (int i=1; i < this.bankIndices.length; i++) { |
227 |
if (this.bankIndices[i] > maxBank) { |
|
228 |
maxBank = this.bankIndices[i]; |
|
539
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229 |
} |
18246 | 230 |
else if (this.bankIndices[i] < 0) { |
539
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|
231 |
throw new IllegalArgumentException("Index of bank "+i+ |
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|
232 |
" is less than 0 ("+ |
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|
233 |
maxBank+")"); |
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|
234 |
} |
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|
235 |
} |
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|
236 |
numBanks = maxBank+1; |
18246 | 237 |
numBands = this.bandOffsets.length; |
238 |
if (this.bandOffsets.length != this.bankIndices.length) { |
|
539
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|
239 |
throw new IllegalArgumentException("Length of bandOffsets must "+ |
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diff
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|
240 |
"equal length of bankIndices."); |
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|
241 |
} |
21221 | 242 |
verify(); |
243 |
} |
|
244 |
||
245 |
private void verify() { |
|
246 |
int requiredSize = getBufferSize(); |
|
539
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|
247 |
} |
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|
248 |
|
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|
249 |
/** |
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|
250 |
* Returns the size of the data buffer (in data elements) needed |
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|
251 |
* for a data buffer that matches this ComponentSampleModel. |
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|
252 |
*/ |
21221 | 253 |
private int getBufferSize() { |
539
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|
254 |
int maxBandOff=bandOffsets[0]; |
21221 | 255 |
for (int i=1; i<bandOffsets.length; i++) { |
539
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|
256 |
maxBandOff = Math.max(maxBandOff,bandOffsets[i]); |
21221 | 257 |
} |
258 |
||
259 |
if (maxBandOff < 0 || maxBandOff > (Integer.MAX_VALUE - 1)) { |
|
260 |
throw new IllegalArgumentException("Invalid band offset"); |
|
261 |
} |
|
262 |
||
263 |
if (pixelStride < 0 || pixelStride > (Integer.MAX_VALUE / width)) { |
|
264 |
throw new IllegalArgumentException("Invalid pixel stride"); |
|
265 |
} |
|
266 |
||
267 |
if (scanlineStride < 0 || scanlineStride > (Integer.MAX_VALUE / height)) { |
|
268 |
throw new IllegalArgumentException("Invalid scanline stride"); |
|
269 |
} |
|
539
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270 |
|
21221 | 271 |
int size = maxBandOff + 1; |
272 |
||
273 |
int val = pixelStride * (width - 1); |
|
274 |
||
275 |
if (val > (Integer.MAX_VALUE - size)) { |
|
276 |
throw new IllegalArgumentException("Invalid pixel stride"); |
|
277 |
} |
|
278 |
||
279 |
size += val; |
|
280 |
||
281 |
val = scanlineStride * (height - 1); |
|
282 |
||
283 |
if (val > (Integer.MAX_VALUE - size)) { |
|
284 |
throw new IllegalArgumentException("Invalid scan stride"); |
|
285 |
} |
|
286 |
||
287 |
size += val; |
|
288 |
||
539
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289 |
return size; |
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|
290 |
} |
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|
291 |
|
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|
292 |
/** |
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|
293 |
* Preserves band ordering with new step factor... |
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|
294 |
*/ |
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295 |
int []orderBands(int[] orig, int step) { |
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296 |
int[] map = new int[orig.length]; |
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|
297 |
int[] ret = new int[orig.length]; |
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|
298 |
|
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|
299 |
for (int i=0; i<map.length; i++) map[i] = i; |
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|
300 |
|
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|
301 |
for (int i = 0; i < ret.length; i++) { |
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|
302 |
int index = i; |
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|
303 |
for (int j = i+1; j < ret.length; j++) { |
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|
304 |
if (orig[map[index]] > orig[map[j]]) { |
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|
305 |
index = j; |
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|
306 |
} |
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|
307 |
} |
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parents:
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|
308 |
ret[map[index]] = i*step; |
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parents:
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|
309 |
map[index] = map[i]; |
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|
310 |
} |
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|
311 |
return ret; |
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parents:
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|
312 |
} |
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|
313 |
|
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|
314 |
/** |
35667 | 315 |
* Creates a new {@code ComponentSampleModel} with the specified |
316 |
* width and height. The new {@code SampleModel} will have the same |
|
539
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|
317 |
* number of bands, storage data type, interleaving scheme, and |
35667 | 318 |
* pixel stride as this {@code SampleModel}. |
319 |
* @param w the width of the resulting {@code SampleModel} |
|
320 |
* @param h the height of the resulting {@code SampleModel} |
|
321 |
* @return a new {@code ComponentSampleModel} with the specified size |
|
322 |
* @throws IllegalArgumentException if {@code w} or |
|
323 |
* {@code h} is not greater than 0 |
|
539
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|
324 |
*/ |
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|
325 |
public SampleModel createCompatibleSampleModel(int w, int h) { |
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|
326 |
SampleModel ret=null; |
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parents:
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|
327 |
long size; |
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parents:
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|
328 |
int minBandOff=bandOffsets[0]; |
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|
329 |
int maxBandOff=bandOffsets[0]; |
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|
330 |
for (int i=1; i<bandOffsets.length; i++) { |
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|
331 |
minBandOff = Math.min(minBandOff,bandOffsets[i]); |
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|
332 |
maxBandOff = Math.max(maxBandOff,bandOffsets[i]); |
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|
333 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
334 |
maxBandOff -= minBandOff; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
335 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
336 |
int bands = bandOffsets.length; |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
337 |
int[] bandOff; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
338 |
int pStride = Math.abs(pixelStride); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
339 |
int lStride = Math.abs(scanlineStride); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
340 |
int bStride = Math.abs(maxBandOff); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
341 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
342 |
if (pStride > lStride) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
343 |
if (pStride > bStride) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
344 |
if (lStride > bStride) { // pix > line > band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
345 |
bandOff = new int[bandOffsets.length]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
346 |
for (int i=0; i<bands; i++) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
347 |
bandOff[i] = bandOffsets[i]-minBandOff; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
348 |
lStride = bStride+1; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
349 |
pStride = lStride*h; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
350 |
} else { // pix > band > line |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
351 |
bandOff = orderBands(bandOffsets,lStride*h); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
352 |
pStride = bands*lStride*h; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
353 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
354 |
} else { // band > pix > line |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
355 |
pStride = lStride*h; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
356 |
bandOff = orderBands(bandOffsets,pStride*w); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
357 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
358 |
} else { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
359 |
if (pStride > bStride) { // line > pix > band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
360 |
bandOff = new int[bandOffsets.length]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
361 |
for (int i=0; i<bands; i++) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
362 |
bandOff[i] = bandOffsets[i]-minBandOff; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
363 |
pStride = bStride+1; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
364 |
lStride = pStride*w; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
365 |
} else { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
366 |
if (lStride > bStride) { // line > band > pix |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
367 |
bandOff = orderBands(bandOffsets,pStride*w); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
368 |
lStride = bands*pStride*w; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
369 |
} else { // band > line > pix |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
370 |
lStride = pStride*w; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
371 |
bandOff = orderBands(bandOffsets,lStride*h); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
372 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
373 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
374 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
375 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
376 |
// make sure we make room for negative offsets... |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
377 |
int base = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
378 |
if (scanlineStride < 0) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
379 |
base += lStride*h; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
380 |
lStride *= -1; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
381 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
382 |
if (pixelStride < 0) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
383 |
base += pStride*w; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
384 |
pStride *= -1; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
385 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
386 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
387 |
for (int i=0; i<bands; i++) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
388 |
bandOff[i] += base; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
389 |
return new ComponentSampleModel(dataType, w, h, pStride, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
390 |
lStride, bankIndices, bandOff); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
391 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
392 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
393 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
394 |
* Creates a new ComponentSampleModel with a subset of the bands |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
395 |
* of this ComponentSampleModel. The new ComponentSampleModel can be |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
396 |
* used with any DataBuffer that the existing ComponentSampleModel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
397 |
* can be used with. The new ComponentSampleModel/DataBuffer |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
398 |
* combination will represent an image with a subset of the bands |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
399 |
* of the original ComponentSampleModel/DataBuffer combination. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
400 |
* @param bands a subset of bands from this |
35667 | 401 |
* {@code ComponentSampleModel} |
402 |
* @return a {@code ComponentSampleModel} created with a subset |
|
403 |
* of bands from this {@code ComponentSampleModel}. |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
404 |
*/ |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
405 |
public SampleModel createSubsetSampleModel(int[] bands) { |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
406 |
if (bands.length > bankIndices.length) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
407 |
throw new RasterFormatException("There are only " + |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
408 |
bankIndices.length + |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
409 |
" bands"); |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
410 |
int[] newBankIndices = new int[bands.length]; |
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
411 |
int[] newBandOffsets = new int[bands.length]; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
412 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
413 |
for (int i=0; i<bands.length; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
414 |
newBankIndices[i] = bankIndices[bands[i]]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
415 |
newBandOffsets[i] = bandOffsets[bands[i]]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
416 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
417 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
418 |
return new ComponentSampleModel(this.dataType, width, height, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
419 |
this.pixelStride, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
420 |
this.scanlineStride, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
421 |
newBankIndices, newBandOffsets); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
422 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
423 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
424 |
/** |
35667 | 425 |
* Creates a {@code DataBuffer} that corresponds to this |
426 |
* {@code ComponentSampleModel}. |
|
427 |
* The {@code DataBuffer} object's data type, number of banks, |
|
428 |
* and size are be consistent with this {@code ComponentSampleModel}. |
|
429 |
* @return a {@code DataBuffer} whose data type, number of banks |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
430 |
* and size are consistent with this |
35667 | 431 |
* {@code ComponentSampleModel}. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
432 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
433 |
public DataBuffer createDataBuffer() { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
434 |
DataBuffer dataBuffer = null; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
435 |
|
21221 | 436 |
int size = getBufferSize(); |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
437 |
switch (dataType) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
438 |
case DataBuffer.TYPE_BYTE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
439 |
dataBuffer = new DataBufferByte(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
440 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
441 |
case DataBuffer.TYPE_USHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
442 |
dataBuffer = new DataBufferUShort(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
443 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
444 |
case DataBuffer.TYPE_SHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
445 |
dataBuffer = new DataBufferShort(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
446 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
447 |
case DataBuffer.TYPE_INT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
448 |
dataBuffer = new DataBufferInt(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
449 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
450 |
case DataBuffer.TYPE_FLOAT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
451 |
dataBuffer = new DataBufferFloat(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
452 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
453 |
case DataBuffer.TYPE_DOUBLE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
454 |
dataBuffer = new DataBufferDouble(size, numBanks); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
455 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
456 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
457 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
458 |
return dataBuffer; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
459 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
460 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
461 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
462 |
/** Gets the offset for the first band of pixel (x,y). |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
463 |
* A sample of the first band can be retrieved from a |
35667 | 464 |
* {@code DataBuffer} |
465 |
* {@code data} with a {@code ComponentSampleModel} |
|
466 |
* {@code csm} as |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
467 |
* <pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
468 |
* data.getElem(csm.getOffset(x, y)); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
469 |
* </pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
470 |
* @param x the X location of the pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
471 |
* @param y the Y location of the pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
472 |
* @return the offset for the first band of the specified pixel. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
473 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
474 |
public int getOffset(int x, int y) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
475 |
int offset = y*scanlineStride + x*pixelStride + bandOffsets[0]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
476 |
return offset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
477 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
478 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
479 |
/** Gets the offset for band b of pixel (x,y). |
35667 | 480 |
* A sample of band {@code b} can be retrieved from a |
481 |
* {@code DataBuffer data} |
|
482 |
* with a {@code ComponentSampleModel csm} as |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
483 |
* <pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
484 |
* data.getElem(csm.getOffset(x, y, b)); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
485 |
* </pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
486 |
* @param x the X location of the specified pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
487 |
* @param y the Y location of the specified pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
488 |
* @param b the specified band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
489 |
* @return the offset for the specified band of the specified pixel. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
490 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
491 |
public int getOffset(int x, int y, int b) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
492 |
int offset = y*scanlineStride + x*pixelStride + bandOffsets[b]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
493 |
return offset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
494 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
495 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
496 |
/** Returns the number of bits per sample for all bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
497 |
* @return an array containing the number of bits per sample |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
498 |
* for all bands, where each element in the array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
499 |
* represents a band. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
500 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
501 |
public final int[] getSampleSize() { |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
502 |
int[] sampleSize = new int [numBands]; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
503 |
int sizeInBits = getSampleSize(0); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
504 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
505 |
for (int i=0; i<numBands; i++) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
506 |
sampleSize[i] = sizeInBits; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
507 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
508 |
return sampleSize; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
509 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
510 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
511 |
/** Returns the number of bits per sample for the specified band. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
512 |
* @param band the specified band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
513 |
* @return the number of bits per sample for the specified band. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
514 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
515 |
public final int getSampleSize(int band) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
516 |
return DataBuffer.getDataTypeSize(dataType); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
517 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
518 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
519 |
/** Returns the bank indices for all bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
520 |
* @return the bank indices for all bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
521 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
522 |
public final int [] getBankIndices() { |
22584
eed64ee05369
8032733: Fix cast lint warnings in client libraries
darcy
parents:
21283
diff
changeset
|
523 |
return bankIndices.clone(); |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
524 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
525 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
526 |
/** Returns the band offset for all bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
527 |
* @return the band offsets for all bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
528 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
529 |
public final int [] getBandOffsets() { |
22584
eed64ee05369
8032733: Fix cast lint warnings in client libraries
darcy
parents:
21283
diff
changeset
|
530 |
return bandOffsets.clone(); |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
531 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
532 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
533 |
/** Returns the scanline stride of this ComponentSampleModel. |
35667 | 534 |
* @return the scanline stride of this {@code ComponentSampleModel}. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
535 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
536 |
public final int getScanlineStride() { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
537 |
return scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
538 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
539 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
540 |
/** Returns the pixel stride of this ComponentSampleModel. |
35667 | 541 |
* @return the pixel stride of this {@code ComponentSampleModel}. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
542 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
543 |
public final int getPixelStride() { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
544 |
return pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
545 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
546 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
547 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
548 |
* Returns the number of data elements needed to transfer a pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
549 |
* with the |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
550 |
* {@link #getDataElements(int, int, Object, DataBuffer) } and |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
551 |
* {@link #setDataElements(int, int, Object, DataBuffer) } |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
552 |
* methods. |
35667 | 553 |
* For a {@code ComponentSampleModel}, this is identical to the |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
554 |
* number of bands. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
555 |
* @return the number of data elements needed to transfer a pixel with |
35667 | 556 |
* the {@code getDataElements} and |
557 |
* {@code setDataElements} methods. |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
558 |
* @see java.awt.image.SampleModel#getNumDataElements |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
559 |
* @see #getNumBands |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
560 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
561 |
public final int getNumDataElements() { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
562 |
return getNumBands(); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
563 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
564 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
565 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
566 |
* Returns data for a single pixel in a primitive array of type |
35667 | 567 |
* {@code TransferType}. For a {@code ComponentSampleModel}, |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
568 |
* this is the same as the data type, and samples are returned |
35667 | 569 |
* one per array element. Generally, {@code obj} should |
570 |
* be passed in as {@code null}, so that the {@code Object} |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
571 |
* is created automatically and is the right primitive data type. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
572 |
* <p> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
573 |
* The following code illustrates transferring data for one pixel from |
35667 | 574 |
* {@code DataBuffer db1}, whose storage layout is |
575 |
* described by {@code ComponentSampleModel csm1}, |
|
576 |
* to {@code DataBuffer db2}, whose storage layout |
|
577 |
* is described by {@code ComponentSampleModel csm2}. |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
578 |
* The transfer is usually more efficient than using |
35667 | 579 |
* {@code getPixel} and {@code setPixel}. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
580 |
* <pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
581 |
* ComponentSampleModel csm1, csm2; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
582 |
* DataBufferInt db1, db2; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
583 |
* csm2.setDataElements(x, y, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
584 |
* csm1.getDataElements(x, y, null, db1), db2); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
585 |
* </pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
586 |
* |
35667 | 587 |
* Using {@code getDataElements} and {@code setDataElements} |
588 |
* to transfer between two {@code DataBuffer/SampleModel} |
|
589 |
* pairs is legitimate if the {@code SampleModel} objects have |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
590 |
* the same number of bands, corresponding bands have the same number of |
35667 | 591 |
* bits per sample, and the {@code TransferType}s are the same. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
592 |
* <p> |
35667 | 593 |
* If {@code obj} is not {@code null}, it should be a |
594 |
* primitive array of type {@code TransferType}. |
|
595 |
* Otherwise, a {@code ClassCastException} is thrown. An |
|
596 |
* {@code ArrayIndexOutOfBoundsException} might be thrown if the |
|
597 |
* coordinates are not in bounds, or if {@code obj} is not |
|
598 |
* {@code null} and is not large enough to hold |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
599 |
* the pixel data. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
600 |
* |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
601 |
* @param x the X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
602 |
* @param y the Y coordinate of the pixel location |
35667 | 603 |
* @param obj if non-{@code null}, a primitive array |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
604 |
* in which to return the pixel data |
35667 | 605 |
* @param data the {@code DataBuffer} containing the image data |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
606 |
* @return the data of the specified pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
607 |
* @see #setDataElements(int, int, Object, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
608 |
* |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
609 |
* @throws NullPointerException if data is null. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
610 |
* @throws ArrayIndexOutOfBoundsException if the coordinates are |
21278 | 611 |
* not in bounds, or if obj is too small to hold the output. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
612 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
613 |
public Object getDataElements(int x, int y, Object obj, DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
614 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
615 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
616 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
617 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
618 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
619 |
int type = getTransferType(); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
620 |
int numDataElems = getNumDataElements(); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
621 |
int pixelOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
622 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
623 |
switch(type) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
624 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
625 |
case DataBuffer.TYPE_BYTE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
626 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
627 |
byte[] bdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
628 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
629 |
if (obj == null) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
630 |
bdata = new byte[numDataElems]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
631 |
else |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
632 |
bdata = (byte[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
633 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
634 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
635 |
bdata[i] = (byte)data.getElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
636 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
637 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
638 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
639 |
obj = (Object)bdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
640 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
641 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
642 |
case DataBuffer.TYPE_USHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
643 |
case DataBuffer.TYPE_SHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
644 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
645 |
short[] sdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
646 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
647 |
if (obj == null) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
648 |
sdata = new short[numDataElems]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
649 |
else |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
650 |
sdata = (short[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
651 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
652 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
653 |
sdata[i] = (short)data.getElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
654 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
655 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
656 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
657 |
obj = (Object)sdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
658 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
659 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
660 |
case DataBuffer.TYPE_INT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
661 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
662 |
int[] idata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
663 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
664 |
if (obj == null) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
665 |
idata = new int[numDataElems]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
666 |
else |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
667 |
idata = (int[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
668 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
669 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
670 |
idata[i] = data.getElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
671 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
672 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
673 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
674 |
obj = (Object)idata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
675 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
676 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
677 |
case DataBuffer.TYPE_FLOAT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
678 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
679 |
float[] fdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
680 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
681 |
if (obj == null) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
682 |
fdata = new float[numDataElems]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
683 |
else |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
684 |
fdata = (float[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
685 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
686 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
687 |
fdata[i] = data.getElemFloat(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
688 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
689 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
690 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
691 |
obj = (Object)fdata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
692 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
693 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
694 |
case DataBuffer.TYPE_DOUBLE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
695 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
696 |
double[] ddata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
697 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
698 |
if (obj == null) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
699 |
ddata = new double[numDataElems]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
700 |
else |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
701 |
ddata = (double[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
702 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
703 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
704 |
ddata[i] = data.getElemDouble(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
705 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
706 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
707 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
708 |
obj = (Object)ddata; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
709 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
710 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
711 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
712 |
return obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
713 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
714 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
715 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
716 |
* Returns all samples for the specified pixel in an int array, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
717 |
* one sample per array element. |
35667 | 718 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
719 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
720 |
* @param x the X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
721 |
* @param y the Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
722 |
* @param iArray If non-null, returns the samples in this array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
723 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
724 |
* @return the samples of the specified pixel. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
725 |
* @see #setPixel(int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
726 |
* |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
727 |
* @throws NullPointerException if data is null. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
728 |
* @throws ArrayIndexOutOfBoundsException if the coordinates are |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
729 |
* not in bounds, or if iArray is too small to hold the output. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
730 |
*/ |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
731 |
public int[] getPixel(int x, int y, int[] iArray, DataBuffer data) { |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
732 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
733 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
734 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
735 |
} |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
736 |
int[] pixels; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
737 |
if (iArray != null) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
738 |
pixels = iArray; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
739 |
} else { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
740 |
pixels = new int [numBands]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
741 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
742 |
int pixelOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
743 |
for (int i=0; i<numBands; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
744 |
pixels[i] = data.getElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
745 |
pixelOffset + bandOffsets[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
746 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
747 |
return pixels; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
748 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
749 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
750 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
751 |
* Returns all samples for the specified rectangle of pixels in |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
752 |
* an int array, one sample per array element. |
35667 | 753 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
754 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
755 |
* @param x The X coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
756 |
* @param y The Y coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
757 |
* @param w The width of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
758 |
* @param h The height of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
759 |
* @param iArray If non-null, returns the samples in this array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
760 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
761 |
* @return the samples of the pixels within the specified region. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
762 |
* @see #setPixels(int, int, int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
763 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
764 |
public int[] getPixels(int x, int y, int w, int h, |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
765 |
int[] iArray, DataBuffer data) { |
8938
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
766 |
int x1 = x + w; |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
767 |
int y1 = y + h; |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
768 |
|
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
769 |
if (x < 0 || x >= width || w > width || x1 < 0 || x1 > width || |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
770 |
y < 0 || y >= height || y > height || y1 < 0 || y1 > height) |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
771 |
{ |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
772 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
773 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
774 |
} |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
775 |
int[] pixels; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
776 |
if (iArray != null) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
777 |
pixels = iArray; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
778 |
} else { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
779 |
pixels = new int [w*h*numBands]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
780 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
781 |
int lineOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
782 |
int srcOffset = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
783 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
784 |
for (int i = 0; i < h; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
785 |
int pixelOffset = lineOffset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
786 |
for (int j = 0; j < w; j++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
787 |
for (int k=0; k < numBands; k++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
788 |
pixels[srcOffset++] = |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
789 |
data.getElem(bankIndices[k], pixelOffset + bandOffsets[k]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
790 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
791 |
pixelOffset += pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
792 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
793 |
lineOffset += scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
794 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
795 |
return pixels; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
796 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
797 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
798 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
799 |
* Returns as int the sample in a specified band for the pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
800 |
* located at (x,y). |
35667 | 801 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
802 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
803 |
* @param x the X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
804 |
* @param y the Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
805 |
* @param b the band to return |
35667 | 806 |
* @param data the {@code DataBuffer} containing the image data |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
807 |
* @return the sample in a specified band for the specified pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
808 |
* @see #setSample(int, int, int, int, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
809 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
810 |
public int getSample(int x, int y, int b, DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
811 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
812 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
813 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
814 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
815 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
816 |
int sample = data.getElem(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
817 |
y*scanlineStride + x*pixelStride + |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
818 |
bandOffsets[b]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
819 |
return sample; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
820 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
821 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
822 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
823 |
* Returns the sample in a specified band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
824 |
* for the pixel located at (x,y) as a float. |
35667 | 825 |
* An {@code ArrayIndexOutOfBoundsException} might be |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
826 |
* thrown if the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
827 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
828 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
829 |
* @param b The band to return |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
830 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
831 |
* @return a float value representing the sample in the specified |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
832 |
* band for the specified pixel. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
833 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
834 |
public float getSampleFloat(int x, int y, int b, DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
835 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
836 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
837 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
838 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
839 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
840 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
841 |
float sample = data.getElemFloat(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
842 |
y*scanlineStride + x*pixelStride + |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
843 |
bandOffsets[b]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
844 |
return sample; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
845 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
846 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
847 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
848 |
* Returns the sample in a specified band |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
849 |
* for a pixel located at (x,y) as a double. |
35667 | 850 |
* An {@code ArrayIndexOutOfBoundsException} might be |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
851 |
* thrown if the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
852 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
853 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
854 |
* @param b The band to return |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
855 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
856 |
* @return a double value representing the sample in the specified |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
857 |
* band for the specified pixel. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
858 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
859 |
public double getSampleDouble(int x, int y, int b, DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
860 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
861 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
862 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
863 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
864 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
865 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
866 |
double sample = data.getElemDouble(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
867 |
y*scanlineStride + x*pixelStride + |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
868 |
bandOffsets[b]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
869 |
return sample; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
870 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
871 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
872 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
873 |
* Returns the samples in a specified band for the specified rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
874 |
* of pixels in an int array, one sample per data array element. |
35667 | 875 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
876 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
877 |
* @param x The X coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
878 |
* @param y The Y coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
879 |
* @param w the width of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
880 |
* @param h the height of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
881 |
* @param b the band to return |
35667 | 882 |
* @param iArray if non-{@code null}, returns the samples |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
883 |
* in this array |
35667 | 884 |
* @param data the {@code DataBuffer} containing the image data |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
885 |
* @return the samples in the specified band of the specified pixel |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
886 |
* @see #setSamples(int, int, int, int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
887 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
888 |
public int[] getSamples(int x, int y, int w, int h, int b, |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
889 |
int[] iArray, DataBuffer data) { |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
890 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
891 |
if ((x < 0) || (y < 0) || (x + w > width) || (y + h > height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
892 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
893 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
894 |
} |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
895 |
int[] samples; |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
896 |
if (iArray != null) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
897 |
samples = iArray; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
898 |
} else { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
899 |
samples = new int [w*h]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
900 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
901 |
int lineOffset = y*scanlineStride + x*pixelStride + bandOffsets[b]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
902 |
int srcOffset = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
903 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
904 |
for (int i = 0; i < h; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
905 |
int sampleOffset = lineOffset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
906 |
for (int j = 0; j < w; j++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
907 |
samples[srcOffset++] = data.getElem(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
908 |
sampleOffset); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
909 |
sampleOffset += pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
910 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
911 |
lineOffset += scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
912 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
913 |
return samples; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
914 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
915 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
916 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
917 |
* Sets the data for a single pixel in the specified |
35667 | 918 |
* {@code DataBuffer} from a primitive array of type |
919 |
* {@code TransferType}. For a {@code ComponentSampleModel}, |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
920 |
* this is the same as the data type, and samples are transferred |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
921 |
* one per array element. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
922 |
* <p> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
923 |
* The following code illustrates transferring data for one pixel from |
35667 | 924 |
* {@code DataBuffer db1}, whose storage layout is |
925 |
* described by {@code ComponentSampleModel csm1}, |
|
926 |
* to {@code DataBuffer db2}, whose storage layout |
|
927 |
* is described by {@code ComponentSampleModel csm2}. |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
928 |
* The transfer is usually more efficient than using |
35667 | 929 |
* {@code getPixel} and {@code setPixel}. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
930 |
* <pre> |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
931 |
* ComponentSampleModel csm1, csm2; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
932 |
* DataBufferInt db1, db2; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
933 |
* csm2.setDataElements(x, y, csm1.getDataElements(x, y, null, db1), |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
934 |
* db2); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
935 |
* </pre> |
35667 | 936 |
* Using {@code getDataElements} and {@code setDataElements} |
937 |
* to transfer between two {@code DataBuffer/SampleModel} pairs |
|
938 |
* is legitimate if the {@code SampleModel} objects have |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
939 |
* the same number of bands, corresponding bands have the same number of |
35667 | 940 |
* bits per sample, and the {@code TransferType}s are the same. |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
941 |
* <p> |
35667 | 942 |
* A {@code ClassCastException} is thrown if {@code obj} is not |
943 |
* a primitive array of type {@code TransferType}. |
|
944 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
|
945 |
* the coordinates are not in bounds, or if {@code obj} is not large |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
946 |
* enough to hold the pixel data. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
947 |
* @param x the X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
948 |
* @param y the Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
949 |
* @param obj a primitive array containing pixel data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
950 |
* @param data the DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
951 |
* @see #getDataElements(int, int, Object, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
952 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
953 |
public void setDataElements(int x, int y, Object obj, DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
954 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
955 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
956 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
957 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
958 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
959 |
int type = getTransferType(); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
960 |
int numDataElems = getNumDataElements(); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
961 |
int pixelOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
962 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
963 |
switch(type) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
964 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
965 |
case DataBuffer.TYPE_BYTE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
966 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
967 |
byte[] barray = (byte[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
968 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
969 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
970 |
data.setElem(bankIndices[i], pixelOffset + bandOffsets[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
971 |
((int)barray[i])&0xff); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
972 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
973 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
974 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
975 |
case DataBuffer.TYPE_USHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
976 |
case DataBuffer.TYPE_SHORT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
977 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
978 |
short[] sarray = (short[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
979 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
980 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
981 |
data.setElem(bankIndices[i], pixelOffset + bandOffsets[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
982 |
((int)sarray[i])&0xffff); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
983 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
984 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
985 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
986 |
case DataBuffer.TYPE_INT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
987 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
988 |
int[] iarray = (int[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
989 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
990 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
991 |
data.setElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
992 |
pixelOffset + bandOffsets[i], iarray[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
993 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
994 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
995 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
996 |
case DataBuffer.TYPE_FLOAT: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
997 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
998 |
float[] farray = (float[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
999 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1000 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1001 |
data.setElemFloat(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1002 |
pixelOffset + bandOffsets[i], farray[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1003 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1004 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1005 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1006 |
case DataBuffer.TYPE_DOUBLE: |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1007 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1008 |
double[] darray = (double[])obj; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1009 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1010 |
for (int i=0; i<numDataElems; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1011 |
data.setElemDouble(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1012 |
pixelOffset + bandOffsets[i], darray[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1013 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1014 |
break; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1015 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1016 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1017 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1018 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1019 |
/** |
35667 | 1020 |
* Sets a pixel in the {@code DataBuffer} using an int array of |
1021 |
* samples for input. An {@code ArrayIndexOutOfBoundsException} |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1022 |
* might be thrown if the coordinates are |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1023 |
* not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1024 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1025 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1026 |
* @param iArray The input samples in an int array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1027 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1028 |
* @see #getPixel(int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1029 |
*/ |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
1030 |
public void setPixel(int x, int y, int[] iArray, DataBuffer data) { |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1031 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1032 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1033 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1034 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1035 |
int pixelOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1036 |
for (int i=0; i<numBands; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1037 |
data.setElem(bankIndices[i], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1038 |
pixelOffset + bandOffsets[i],iArray[i]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1039 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1040 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1041 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1042 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1043 |
* Sets all samples for a rectangle of pixels from an int array containing |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1044 |
* one sample per array element. |
35667 | 1045 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if the |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1046 |
* coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1047 |
* @param x The X coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1048 |
* @param y The Y coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1049 |
* @param w The width of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1050 |
* @param h The height of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1051 |
* @param iArray The input samples in an int array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1052 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1053 |
* @see #getPixels(int, int, int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1054 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1055 |
public void setPixels(int x, int y, int w, int h, |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
1056 |
int[] iArray, DataBuffer data) { |
8938
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1057 |
int x1 = x + w; |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1058 |
int y1 = y + h; |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1059 |
|
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1060 |
if (x < 0 || x >= width || w > width || x1 < 0 || x1 > width || |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1061 |
y < 0 || y >= height || h > height || y1 < 0 || y1 > height) |
8e3cd84800e3
6773586: java.awt.image.SampleModel.getPixels() methods not allways throw ArrayIndexOutOfBoundsException
bae
parents:
5506
diff
changeset
|
1062 |
{ |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1063 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1064 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1065 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1066 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1067 |
int lineOffset = y*scanlineStride + x*pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1068 |
int srcOffset = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1069 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1070 |
for (int i = 0; i < h; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1071 |
int pixelOffset = lineOffset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1072 |
for (int j = 0; j < w; j++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1073 |
for (int k=0; k < numBands; k++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1074 |
data.setElem(bankIndices[k], pixelOffset + bandOffsets[k], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1075 |
iArray[srcOffset++]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1076 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1077 |
pixelOffset += pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1078 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1079 |
lineOffset += scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1080 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1081 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1082 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1083 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1084 |
* Sets a sample in the specified band for the pixel located at (x,y) |
35667 | 1085 |
* in the {@code DataBuffer} using an int for input. |
1086 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if the |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1087 |
* coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1088 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1089 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1090 |
* @param b the band to set |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1091 |
* @param s the input sample as an int |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1092 |
* @param data the DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1093 |
* @see #getSample(int, int, int, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1094 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1095 |
public void setSample(int x, int y, int b, int s, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1096 |
DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1097 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1098 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1099 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1100 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1101 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1102 |
data.setElem(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1103 |
y*scanlineStride + x*pixelStride + bandOffsets[b], s); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1104 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1105 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1106 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1107 |
* Sets a sample in the specified band for the pixel located at (x,y) |
35667 | 1108 |
* in the {@code DataBuffer} using a float for input. |
1109 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1110 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1111 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1112 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1113 |
* @param b The band to set |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1114 |
* @param s The input sample as a float |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1115 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1116 |
* @see #getSample(int, int, int, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1117 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1118 |
public void setSample(int x, int y, int b, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1119 |
float s , |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1120 |
DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1121 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1122 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1123 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1124 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1125 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1126 |
data.setElemFloat(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1127 |
y*scanlineStride + x*pixelStride + bandOffsets[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1128 |
s); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1129 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1130 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1131 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1132 |
* Sets a sample in the specified band for the pixel located at (x,y) |
35667 | 1133 |
* in the {@code DataBuffer} using a double for input. |
1134 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if |
|
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1135 |
* the coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1136 |
* @param x The X coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1137 |
* @param y The Y coordinate of the pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1138 |
* @param b The band to set |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1139 |
* @param s The input sample as a double |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1140 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1141 |
* @see #getSample(int, int, int, DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1142 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1143 |
public void setSample(int x, int y, int b, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1144 |
double s, |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1145 |
DataBuffer data) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1146 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1147 |
if ((x < 0) || (y < 0) || (x >= width) || (y >= height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1148 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1149 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1150 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1151 |
data.setElemDouble(bankIndices[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1152 |
y*scanlineStride + x*pixelStride + bandOffsets[b], |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1153 |
s); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1154 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1155 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1156 |
/** |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1157 |
* Sets the samples in the specified band for the specified rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1158 |
* of pixels from an int array containing one sample per data array element. |
35667 | 1159 |
* An {@code ArrayIndexOutOfBoundsException} might be thrown if the |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1160 |
* coordinates are not in bounds. |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1161 |
* @param x The X coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1162 |
* @param y The Y coordinate of the upper left pixel location |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1163 |
* @param w The width of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1164 |
* @param h The height of the pixel rectangle |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1165 |
* @param b The band to set |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1166 |
* @param iArray The input samples in an int array |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1167 |
* @param data The DataBuffer containing the image data |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1168 |
* @see #getSamples(int, int, int, int, int, int[], DataBuffer) |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1169 |
*/ |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1170 |
public void setSamples(int x, int y, int w, int h, int b, |
52248
2e330da7cbf4
8211300: Convert C-style array declarations in JDK client code
tvaleev
parents:
47216
diff
changeset
|
1171 |
int[] iArray, DataBuffer data) { |
539
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1172 |
// Bounds check for 'b' will be performed automatically |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1173 |
if ((x < 0) || (y < 0) || (x + w > width) || (y + h > height)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1174 |
throw new ArrayIndexOutOfBoundsException |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1175 |
("Coordinate out of bounds!"); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1176 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1177 |
int lineOffset = y*scanlineStride + x*pixelStride + bandOffsets[b]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1178 |
int srcOffset = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1179 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1180 |
for (int i = 0; i < h; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1181 |
int sampleOffset = lineOffset; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1182 |
for (int j = 0; j < w; j++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1183 |
data.setElem(bankIndices[b], sampleOffset, iArray[srcOffset++]); |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1184 |
sampleOffset += pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1185 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1186 |
lineOffset += scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1187 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1188 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1189 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1190 |
public boolean equals(Object o) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1191 |
if ((o == null) || !(o instanceof ComponentSampleModel)) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1192 |
return false; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1193 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1194 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1195 |
ComponentSampleModel that = (ComponentSampleModel)o; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1196 |
return this.width == that.width && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1197 |
this.height == that.height && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1198 |
this.numBands == that.numBands && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1199 |
this.dataType == that.dataType && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1200 |
Arrays.equals(this.bandOffsets, that.bandOffsets) && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1201 |
Arrays.equals(this.bankIndices, that.bankIndices) && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1202 |
this.numBands == that.numBands && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1203 |
this.numBanks == that.numBanks && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1204 |
this.scanlineStride == that.scanlineStride && |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1205 |
this.pixelStride == that.pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1206 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1207 |
|
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1208 |
// If we implement equals() we must also implement hashCode |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
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diff
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|
1209 |
public int hashCode() { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
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|
1210 |
int hash = 0; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
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|
1211 |
hash = width; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1212 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1213 |
hash ^= height; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1214 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1215 |
hash ^= numBands; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1216 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1217 |
hash ^= dataType; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1218 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1219 |
for (int i = 0; i < bandOffsets.length; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1220 |
hash ^= bandOffsets[i]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1221 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1222 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1223 |
for (int i = 0; i < bankIndices.length; i++) { |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1224 |
hash ^= bankIndices[i]; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1225 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1226 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1227 |
hash ^= numBands; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1228 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1229 |
hash ^= numBanks; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1230 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1231 |
hash ^= scanlineStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1232 |
hash <<= 8; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1233 |
hash ^= pixelStride; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1234 |
return hash; |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1235 |
} |
7952521a4ad3
6662775: Move imaging and color classes from closed to open
prr
parents:
diff
changeset
|
1236 |
} |