| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 8158356 |
| * @summary Test AffineTransform transformations do not result in SIGSEGV |
| * if NaN or infinity parameter is passed as argument. |
| * @run main InvalidTransformParameterTest |
| */ |
| |
| import java.awt.geom.AffineTransform; |
| import java.awt.image.AffineTransformOp; |
| import java.awt.image.BufferedImage; |
| import java.awt.image.ImagingOpException; |
| import java.awt.Point; |
| import java.awt.image.DataBuffer; |
| import java.awt.image.DataBufferByte; |
| import java.awt.image.PixelInterleavedSampleModel; |
| import java.awt.image.Raster; |
| import java.awt.image.WritableRaster; |
| import java.awt.image.RasterOp; |
| import java.awt.image.SampleModel; |
| |
| public class InvalidTransformParameterTest { |
| |
| public static void main(String[] args) { |
| int count = 0; |
| final int testScenarios = 12; |
| double NaNArg = 0.0 / 0.0; |
| double positiveInfArg = 1.0 / 0.0; |
| double negativeInfArg = -1.0 / 0.0; |
| |
| BufferedImage img = new BufferedImage(5, 5, BufferedImage.TYPE_INT_ARGB); |
| |
| AffineTransform[] inputTransforms = new AffineTransform[testScenarios]; |
| |
| for (int i = 0; i < inputTransforms.length; i++) { |
| inputTransforms[i] = new AffineTransform(); |
| } |
| |
| inputTransforms[0].rotate(NaNArg, img.getWidth()/2, img.getHeight()/2); |
| inputTransforms[1].translate(NaNArg, NaNArg); |
| inputTransforms[2].scale(NaNArg, NaNArg); |
| inputTransforms[3].shear(NaNArg, NaNArg); |
| |
| inputTransforms[4].rotate(positiveInfArg, img.getWidth()/2, img.getHeight()/2); |
| inputTransforms[5].translate(positiveInfArg, positiveInfArg); |
| inputTransforms[6].scale(positiveInfArg, positiveInfArg); |
| inputTransforms[7].shear(positiveInfArg, positiveInfArg); |
| |
| inputTransforms[8].rotate(negativeInfArg, img.getWidth()/2, img.getHeight()/2); |
| inputTransforms[9].translate(negativeInfArg, negativeInfArg); |
| inputTransforms[10].scale(negativeInfArg, negativeInfArg); |
| inputTransforms[11].shear(negativeInfArg, negativeInfArg); |
| |
| // Test BufferedImage AffineTransform --------------------------------- |
| |
| for (int i = 0; i < inputTransforms.length; i++) { |
| try { |
| testImageTransform(img, inputTransforms[i]); |
| } catch (ImagingOpException ex) { |
| count++; |
| } |
| } |
| |
| if (count != testScenarios) { |
| throw new RuntimeException("Test failed. All test scenarios did not" |
| + " result in exception as expected."); |
| } |
| |
| // Test Raster AffineTransform --------------------------------- |
| |
| count = 0; |
| int[] bandOffsets = {0}; |
| Point location = new Point(0, 0); |
| DataBuffer db = new DataBufferByte(10 * 10); |
| SampleModel sm = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, |
| 10, 10, 1, 10, |
| bandOffsets); |
| |
| Raster src = Raster.createRaster(sm, db, location); |
| WritableRaster dst = Raster.createWritableRaster(sm, db, location); |
| |
| for (int i = 0; i < inputTransforms.length; i++) { |
| try { |
| testRasterTransform(src, dst, inputTransforms[i]); |
| } catch (ImagingOpException ex) { |
| count++; |
| } |
| } |
| |
| if (count != testScenarios) { |
| throw new RuntimeException("Test failed. All test scenarios did not" |
| + " result in exception as expected."); |
| } |
| } |
| |
| public static BufferedImage testImageTransform(BufferedImage image, |
| AffineTransform transform) { |
| AffineTransformOp op = |
| new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR); |
| |
| BufferedImage transformedImage = new BufferedImage(image.getWidth(), |
| image.getHeight(), |
| image.getType()); |
| |
| return op.filter(image, transformedImage); |
| } |
| |
| public static Raster testRasterTransform(Raster src, WritableRaster dst, |
| AffineTransform transform) { |
| AffineTransformOp op = |
| new AffineTransformOp(transform, AffineTransformOp.TYPE_BILINEAR); |
| |
| return op.filter(src, dst); |
| } |
| } |
| |