2362N/A * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 0N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 0N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 2362N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A * or visit www.oracle.com if you need additional information or have any 0N/A/* **************************************************************** 0N/A ****************************************************************** 0N/A ****************************************************************** 0N/A *** COPYRIGHT (c) Eastman Kodak Company, 1997 0N/A *** As an unpublished work pursuant to Title 17 of the United 0N/A *** States Code. All rights reserved. 0N/A ****************************************************************** 0N/A ****************************************************************** 0N/A ******************************************************************/ * This class extends <CODE>DataBuffer</CODE> and stores data internally as * shorts. Values stored in the short array(s) of this <CODE>DataBuffer</CODE> * are treated as unsigned values. * <a name="optimizations"> * Note that some implementations may function more efficiently * if they can maintain control over how the data for an image is * For example, optimizations such as caching an image in video * memory require that the implementation track all modifications * Other implementations may operate better if they can store the * data in locations other than a Java array. * To maintain optimum compatibility with various optimizations * it is best to avoid constructors and methods which expose the * underlying storage as a Java array as noted below in the * documentation for those methods. /** The default data bank. */ * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with a single bank and the * @param size The size of the <CODE>DataBuffer</CODE>. * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with the specified number of * banks, all of which are the specified size. * @param size The size of the banks in the <CODE>DataBuffer</CODE>. * @param numBanks The number of banks in the a<CODE>DataBuffer</CODE>. * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with a single bank * using the specified array. * Only the first <CODE>size</CODE> elements should be used by accessors of * this <CODE>DataBuffer</CODE>. <CODE>dataArray</CODE> must be large enough to * hold <CODE>size</CODE> elements. * Note that {@code DataBuffer} objects created by this constructor * may be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @param dataArray The unsigned-short array for the <CODE>DataBuffer</CODE>. * @param size The size of the <CODE>DataBuffer</CODE> bank. * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with a single bank * using the specified array, size, and offset. <CODE>dataArray</CODE> must have at * least <CODE>offset</CODE> + <CODE>size</CODE> elements. Only elements * <CODE>offset</CODE> through <CODE>offset</CODE> + <CODE>size</CODE> - 1 should * be used by accessors of this <CODE>DataBuffer</CODE>. * Note that {@code DataBuffer} objects created by this constructor * may be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @param dataArray The unsigned-short array for the <CODE>DataBuffer</CODE>. * @param size The size of the <CODE>DataBuffer</CODE> bank. * @param offset The offset into the <CODE>dataArray</CODE>. * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with the specified arrays. * The number of banks will be equal to <CODE>dataArray.length</CODE>. * Only the first <CODE>size</CODE> elements of each array should be used by * accessors of this <CODE>DataBuffer</CODE>. * Note that {@code DataBuffer} objects created by this constructor * may be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @param dataArray The unsigned-short arrays for the <CODE>DataBuffer</CODE>. * @param size The size of the banks in the <CODE>DataBuffer</CODE>. * Constructs an unsigned-short based <CODE>DataBuffer</CODE> with specified arrays, * The number of banks is equal to <CODE>dataArray.length</CODE>. Each array must * be at least as large as <CODE>size</CODE> + the corresponding offset. There must * be an entry in the offset array for each <CODE>dataArray</CODE> entry. For each * bank, only elements <CODE>offset</CODE> through * <CODE>offset</CODE> + <CODE>size</CODE> - 1 should be * used by accessors of this <CODE>DataBuffer</CODE>. * Note that {@code DataBuffer} objects created by this constructor * may be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @param dataArray The unsigned-short arrays for the <CODE>DataBuffer</CODE>. * @param size The size of the banks in the <CODE>DataBuffer</CODE>. * @param offsets The offsets into each array. * Returns the default (first) unsigned-short data array. * Note that calling this method may cause this {@code DataBuffer} * object to be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @return The first unsigned-short data array. * Returns the data array for the specified bank. * Note that calling this method may cause this {@code DataBuffer} * object to be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @param bank The bank whose data array you want to get. * @return The data array for the specified bank. * Returns the data arrays for all banks. * Note that calling this method may cause this {@code DataBuffer} * object to be incompatible with <a href="#optimizations">performance * optimizations</a> used by some implementations (such as caching * an associated image in video memory). * @return All of the data arrays. * Returns the requested data array element from the first (default) bank. * @param i The data array element you want to get. * @return The requested data array element as an integer. * @see #setElem(int, int) * @see #setElem(int, int, int) * Returns the requested data array element from the specified bank. * @param bank The bank from which you want to get a data array element. * @param i The data array element you want to get. * @return The requested data array element as an integer. * @see #setElem(int, int) * @see #setElem(int, int, int) * Sets the requested data array element in the first (default) bank * to the specified value. * @param i The data array element you want to set. * @param val The integer value to which you want to set the data array element. * @see #getElem(int, int) * Sets the requested data array element in the specified bank * from the given integer. * @param bank The bank in which you want to set the data array element. * @param i The data array element you want to set. * @param val The integer value to which you want to set the specified data array element. * @see #getElem(int, int)