57 lines
2.2 KiB
Java
57 lines
2.2 KiB
Java
/*
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* Copyright Amazon.com Inc. 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.
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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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import java.awt.image.BufferedImage;
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/**
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* @test
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* @bug 8318850
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* @summary Checks the total number of bands of image data
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*/
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public final class VerifyNumBands {
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public static void main(String[] args) {
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test(BufferedImage.TYPE_INT_RGB, 3);
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test(BufferedImage.TYPE_INT_ARGB, 4);
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test(BufferedImage.TYPE_INT_ARGB_PRE, 4);
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test(BufferedImage.TYPE_INT_BGR, 3);
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test(BufferedImage.TYPE_3BYTE_BGR, 3);
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test(BufferedImage.TYPE_4BYTE_ABGR, 4);
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test(BufferedImage.TYPE_4BYTE_ABGR_PRE, 4);
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test(BufferedImage.TYPE_USHORT_565_RGB, 3);
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test(BufferedImage.TYPE_USHORT_555_RGB, 3);
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test(BufferedImage.TYPE_BYTE_GRAY, 1);
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test(BufferedImage.TYPE_USHORT_GRAY, 1);
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}
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private static void test(int type, int expected) {
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BufferedImage bi = new BufferedImage(1, 1, type);
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int numBands = bi.getRaster().getSampleModel().getNumBands();
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if (numBands != expected) {
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System.err.println("Expected: " + expected);
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System.err.println("Actual: " + numBands);
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throw new RuntimeException("wrong number of bands");
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}
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}
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}
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