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Diffstat (limited to 'awt/java/awt/image/ByteLookupTable.java')
-rw-r--r-- | awt/java/awt/image/ByteLookupTable.java | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/awt/java/awt/image/ByteLookupTable.java b/awt/java/awt/image/ByteLookupTable.java deleted file mode 100644 index 27cee30..0000000 --- a/awt/java/awt/image/ByteLookupTable.java +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/** - * @author Oleg V. Khaschansky - * @version $Revision$ - * - * @date: Oct 14, 2005 - */ - -package java.awt.image; - -/** - * The ByteLookupTable class provides functionality for lookup operations, and - * is defined by an input byte array for bands or components of image and an - * offset value. The offset value will be subtracted from the input values - * before indexing the input arrays. The output of a lookup operation is - * represented as an array of unsigned bytes. - * - * @since Android 1.0 - */ -public class ByteLookupTable extends LookupTable { - - /** - * The data. - */ - private byte data[][]; - - /** - * Instantiates a new ByteLookupTable with the specified offset value and - * the specified byte array which represents the lookup table for all bands. - * - * @param offset - * the offset value. - * @param data - * the data array of bytes. - */ - public ByteLookupTable(int offset, byte[] data) { - super(offset, 1); - if (data.length < 1) - throw new IllegalArgumentException("Length of data should not be less then one"); - this.data = new byte[1][data.length]; - // The data array stored as a reference - this.data[0] = data; - } - - /** - * Instantiates a new ByteLookupTable with the specified offset value and - * the specified byte array of arrays which represents the lookup table for - * each band. - * - * @param offset - * the offset value. - * @param data - * the data array of bytes array for each band. - */ - public ByteLookupTable(int offset, byte[][] data) { - super(offset, data.length); - this.data = new byte[data.length][data[0].length]; - for (int i = 0; i < data.length; i++) { - // The data array for each band stored as a reference - this.data[i] = data[i]; - } - } - - /** - * Gets the lookup table of this ByteLookupTable object. If this - * ByteLookupTable object has one byte array for all bands, the returned - * array length is one. - * - * @return the lookup table of this ByteLookupTable object. - */ - public final byte[][] getTable() { - // Returns data by reference - return data; - } - - @Override - public int[] lookupPixel(int[] src, int[] dst) { - if (dst == null) { - dst = new int[src.length]; - } - - int offset = getOffset(); - if (getNumComponents() == 1) { - for (int i = 0; i < src.length; i++) { - dst[i] = data[0][src[i] - offset]; - } - } else { - for (int i = 0; i < getNumComponents(); i++) { - dst[i] = data[i][src[i] - offset]; - } - } - - return dst; - } - - /** - * Returns a byte array which contains samples of the specified pixel which - * is translated with the lookup table of this ByteLookupTable object. The - * resulted array is stored to the dst array. - * - * @param src - * the source array. - * @param dst - * the destination array where the result can be stored. - * @return the byte array of translated samples of a pixel. - */ - public byte[] lookupPixel(byte[] src, byte[] dst) { - if (dst == null) { - dst = new byte[src.length]; - } - - int offset = getOffset(); - if (getNumComponents() == 1) { - for (int i = 0; i < src.length; i++) { - dst[i] = data[0][src[i] - offset]; - } - } else { - for (int i = 0; i < getNumComponents(); i++) { - dst[i] = data[i][src[i] - offset]; - } - } - - return dst; - } -} |