| /* |
| * Copyright (c) 2005, 2017, 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 6324581 |
| * @summary Test verifies that RGB images are written to animated GIF image use |
| * local color table if image palette is not equals to the global color |
| * table |
| * @modules java.desktop/com.sun.imageio.plugins.gif |
| */ |
| |
| import java.awt.Color; |
| import java.awt.Graphics2D; |
| import java.awt.image.BufferedImage; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| |
| import javax.imageio.IIOImage; |
| import javax.imageio.ImageIO; |
| import javax.imageio.ImageReader; |
| import javax.imageio.ImageTypeSpecifier; |
| import javax.imageio.ImageWriteParam; |
| import javax.imageio.ImageWriter; |
| import javax.imageio.metadata.IIOMetadata; |
| import javax.imageio.stream.ImageOutputStream; |
| |
| import com.sun.imageio.plugins.gif.GIFImageMetadata; |
| |
| public class RGBAnimationTest { |
| protected static String format = "GIF"; |
| protected static boolean doSave = true; |
| |
| Frame[] frames; |
| ImageWriter writer; |
| ImageReader reader; |
| |
| public static void main(String[] args) throws IOException { |
| RGBAnimationTest test = new RGBAnimationTest(); |
| test.doTest(); |
| } |
| /** Creates a new instance of RGBAnimationTest */ |
| public RGBAnimationTest() { |
| frames = new Frame[4]; |
| |
| |
| frames[0] = new Frame(new Color[] {Color.red, Color.green}); |
| frames[1] = new Frame(new Color[] {Color.green, Color.cyan}); |
| frames[2] = new Frame(new Color[] {Color.cyan, Color.yellow}); |
| frames[3] = new Frame(new Color[] {Color.yellow, Color.red}); |
| |
| writer = ImageIO.getImageWritersByFormatName(format).next(); |
| reader = ImageIO.getImageReadersByFormatName(format).next(); |
| } |
| |
| public void doTest() throws IOException { |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| writer.reset(); |
| ImageOutputStream ios = ImageIO.createImageOutputStream(baos); |
| writer.setOutput(ios); |
| |
| ImageWriteParam wparam = prepareWriteParam(); |
| |
| IIOMetadata streamMetadata = prepareStreamMetadata(wparam); |
| |
| writer.prepareWriteSequence(streamMetadata); |
| |
| for (int i = 0; i < frames.length; i++) { |
| BufferedImage src = frames[i].getImage(); |
| IIOMetadata imageMetadata = prepareImageMetadata(i, src, wparam); |
| IIOImage img = new IIOImage(src, null, imageMetadata); |
| |
| writer.writeToSequence(img, wparam); |
| } |
| writer.endWriteSequence(); |
| ios.flush(); |
| ios.close(); |
| |
| if (doSave) { |
| File f = File.createTempFile("wr_test_", "." + format, new File(".")); |
| System.out.println("Save to file: " + f.getCanonicalPath()); |
| FileOutputStream fos = new FileOutputStream(f); |
| fos.write(baos.toByteArray()); |
| fos.flush(); |
| fos.close(); |
| } |
| // read result |
| reader.reset(); |
| ByteArrayInputStream bais = |
| new ByteArrayInputStream(baos.toByteArray()); |
| reader.setInput(ImageIO.createImageInputStream(bais)); |
| |
| int minIndex = reader.getMinIndex(); |
| int numImages = reader.getNumImages(true); |
| |
| for (int i = 0; i < numImages; i++) { |
| BufferedImage dst = reader.read(i + minIndex); |
| frames[i].checkResult(dst); |
| } |
| } |
| |
| protected IIOMetadata prepareImageMetadata(int i, BufferedImage img, ImageWriteParam wparam) { |
| GIFImageMetadata idata = (GIFImageMetadata) |
| writer.getDefaultImageMetadata(ImageTypeSpecifier.createFromRenderedImage(img), wparam); |
| |
| idata.delayTime = 100; |
| idata.disposalMethod = 0; |
| idata.transparentColorFlag = false; |
| |
| if (i == 0) { |
| ArrayList<byte[]> appIDs = new ArrayList<byte[]>(); |
| appIDs.add(new String("NETSCAPE").getBytes()); |
| ArrayList<byte[]> authCodes = new ArrayList<byte[]>(); |
| authCodes.add(new String("2.0").getBytes()); |
| ArrayList<byte[]> appData = new ArrayList<byte[]>(); |
| byte[] authData = {1, 0, 0}; |
| appData.add(authData); |
| |
| idata.applicationIDs = appIDs; |
| idata.authenticationCodes = authCodes; |
| idata.applicationData = appData; |
| } |
| return idata; |
| } |
| |
| protected ImageWriteParam prepareWriteParam() { |
| return writer.getDefaultWriteParam(); |
| } |
| |
| protected IIOMetadata prepareStreamMetadata(ImageWriteParam wparam) { |
| return writer.getDefaultStreamMetadata(wparam); |
| } |
| |
| } |
| |
| class Frame { |
| protected static int type = BufferedImage.TYPE_INT_RGB; |
| protected static int dx = 100; |
| protected static int h = 100; |
| |
| protected Color[] colors; |
| protected BufferedImage img; |
| |
| public Frame(Color[] colors) { |
| this.colors = colors; |
| img = null; |
| } |
| |
| public BufferedImage getImage() { |
| if (img == null) { |
| img = new BufferedImage(dx * colors.length, h, type); |
| Graphics2D g = img.createGraphics(); |
| for (int i = 0; i < colors.length; i++) { |
| g.setColor(colors[i]); |
| g.fillRect(dx * i, 0, dx, h); |
| } |
| } |
| return img; |
| } |
| |
| public void checkResult(BufferedImage dst) { |
| int y = h / 2; |
| int x = dx / 2; |
| for (int i = 0; i < colors.length; i++) { |
| |
| int srcRgb = img.getRGB(i * dx + x, y); |
| int dstRgb = dst.getRGB(i * dx + x, y); |
| |
| if (srcRgb != dstRgb) { |
| throw new RuntimeException("Test failed due to color difference: " + |
| Integer.toHexString(dstRgb) + " instead of " + |
| Integer.toHexString(srcRgb)); |
| } |
| } |
| } |
| } |