use of javax.imageio.metadata.IIOMetadata in project jdk8u_jdk by JetBrains.
the class PrepareWriteSequenceTest method main.
public static void main(String[] args) throws IOException {
String format = "GIF";
ImageWriter writer = ImageIO.getImageWritersByFormatName(format).next();
ImageWriteParam param = writer.getDefaultWriteParam();
IIOMetadata streamMetadata = writer.getDefaultStreamMetadata(param);
boolean gotException = false;
try {
writer.prepareWriteSequence(streamMetadata);
} catch (IllegalStateException e) {
gotException = true;
System.out.println("Test passed.");
e.printStackTrace(System.out);
}
if (!gotException) {
throw new RuntimeException("Test failed.");
}
}
use of javax.imageio.metadata.IIOMetadata in project jdk8u_jdk by JetBrains.
the class Frame method doTest.
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);
}
}
use of javax.imageio.metadata.IIOMetadata in project jdk8u_jdk by JetBrains.
the class RGBImageTest method doTest.
protected void doTest() throws IOException {
BufferedImage biSrc = getSrc();
ImageWriter writer = ImageIO.getImageWritersByFormatName("GIF").next();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
writer.setOutput(ios);
ImageWriteParam writeParam = writer.getDefaultWriteParam();
IIOMetadata imageMetadata = writer.getDefaultImageMetadata(new ImageTypeSpecifier(biSrc), writeParam);
IIOMetadata streamMetadata = writer.getDefaultStreamMetadata(writeParam);
IIOImage iioImg = new IIOImage(biSrc, null, imageMetadata);
writer.write(streamMetadata, iioImg, writeParam);
ios.close();
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
ImageInputStream iis = ImageIO.createImageInputStream(bais);
ImageReader reader = ImageIO.getImageReader(writer);
reader.setInput(iis);
BufferedImage dst = reader.read(0);
// do test
int x = dx / 2;
int y = height / 2;
for (int i = 0; i < usedColors.length; i++) {
int dstRgb = dst.getRGB(x, y);
System.out.println("dstColor: " + Integer.toHexString(dstRgb));
int srcRgb = usedColors[i].getRGB();
System.out.println("srcColor: " + Integer.toHexString(srcRgb));
if (dstRgb != srcRgb) {
throw new RuntimeException("wrong color " + i + ": " + Integer.toHexString(dstRgb));
}
x += dx;
}
}
use of javax.imageio.metadata.IIOMetadata in project jdk8u_jdk by JetBrains.
the class WriterReuseTest method doTest.
public static void doTest(boolean writeSequence) throws IOException {
String format = "GIF";
ImageWriter writer = ImageIO.getImageWritersByFormatName(format).next();
if (writer == null) {
throw new RuntimeException("No writer available for " + format);
}
BufferedImage img = createTestImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
writer.setOutput(ios);
WriterReuseTest t = new WriterReuseTest();
writer.addIIOWriteProgressListener(t);
ImageWriteParam param = writer.getDefaultWriteParam();
IIOMetadata streamMetadata = writer.getDefaultStreamMetadata(param);
IIOImage iioImg = new IIOImage(img, null, null);
if (writeSequence) {
writer.prepareWriteSequence(streamMetadata);
writer.writeToSequence(iioImg, param);
} else {
writer.write(img);
}
if (!t.isWritingAborted || t.isWritingCompleted) {
throw new RuntimeException("Test failed.");
}
t.reset();
// next attempt after abort
ImageOutputStream ios2 = ImageIO.createImageOutputStream(new ByteArrayOutputStream());
writer.setOutput(ios2);
if (writeSequence) {
writer.writeToSequence(iioImg, param);
} else {
writer.write(img);
}
if (t.isWritingAborted || !t.isWritingCompleted) {
throw new RuntimeException("Test failed.");
}
System.out.println("Test passed.");
}
use of javax.imageio.metadata.IIOMetadata in project jdk8u_jdk by JetBrains.
the class WriteMetadataTest method main.
public static void main(String[] args) {
ImageWriter w = ImageIO.getImageWritersByFormatName(format).next();
if (w == null) {
throw new RuntimeException("No available writers for format " + format);
}
ImageWriteParam p = w.getDefaultWriteParam();
ImageTypeSpecifier t = ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_INT_RGB);
IIOMetadata m = w.getDefaultImageMetadata(t, p);
System.out.println("Default image metadata is " + m);
testWritableMetadata(m);
IIOMetadata sm = w.getDefaultStreamMetadata(p);
System.out.println("Default stream metadata is " + sm);
testWritableMetadata(sm);
}
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