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TMI-39: Cleanup after merge.

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This commit is contained in:
Harald Kuhr 2014-03-02 23:10:20 +01:00
parent d607450ae4
commit e3bab84e82
2 changed files with 123 additions and 55 deletions
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11
imageio/imageio-jpeg/src/main/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImageReader.java
View File

@ -438,20 +438,21 @@ public class JPEGImageReader extends ImageReaderBase {
// Unfortunately looping is slower than reading all at once, but
// that requires 2 x memory or more, so a few steps is an ok compromise I guess
try {
final int step = Math.max(1024, srcRegion.height / 10); // * param.getSourceYSubsampling(); // TODO: Using a multiple of 8 is probably a good idea for JPEG
final int step = Math.max(1024, srcRegion.height / 10); // TODO: Using a multiple of 8 is probably a good idea for JPEG
final int srcMaxY = srcRegion.y + srcRegion.height;
int destY = dstRegion.y;
for (int y = srcRegion.y; y < srcMaxY; y += step) {
int scan = Math.min(step, srcMaxY - y);
if(scan <= param.getSubsamplingYOffset()) {
param.setSourceSubsampling(param.getSourceXSubsampling(),param.getSourceYSubsampling(),param.getSubsamplingXOffset(),0);
}
// Let the progress delegator handle progress, using corrected range
progressDelegator.updateProgressRange(100f * (y + scan) / srcRegion.height);
// Make sure subsampling is within bounds
if (scan <= param.getSubsamplingYOffset()) {
param.setSourceSubsampling(param.getSourceXSubsampling(), param.getSourceYSubsampling(), param.getSubsamplingXOffset(), scan - 1);
}
Rectangle subRegion = new Rectangle(srcRegion.x, y, srcRegion.width, scan);
param.setSourceRegion(subRegion);
Raster raster = delegate.readRaster(imageIndex, param); // non-converted

167
imageio/imageio-jpeg/src/test/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImageReaderTest.java
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@ -30,6 +30,7 @@ package com.twelvemonkeys.imageio.plugins.jpeg;
import com.twelvemonkeys.imageio.util.ImageReaderAbstractTestCase;
import org.hamcrest.core.IsInstanceOf;
import org.junit.Ignore;
import org.junit.Test;
import org.mockito.internal.matchers.GreaterThan;
import org.w3c.dom.Element;
@ -685,6 +686,122 @@ public class JPEGImageReaderTest extends ImageReaderAbstractTestCase<JPEGImageRe
}
}
// Regression: Test subsampling offset within of bounds
// NOTE: These tests assumes the reader will read at least 1024 scanlines (if available) each iteration,
// this might change in the future. If so, the tests will no longer test what tey are supposed to....
@Test
public void testReadSubsamplingBounds1028() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1028.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Ignore
@Test
public void testReadSubsamplingNotSkippingLines1028() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1028.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
// Make sure correct color is actually read, not just left empty
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 2) & 0xffffff);
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 1) & 0xffffff);
}
@Test
public void testReadSubsamplingBounds1027() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1027.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 2, 2);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
// Make sure correct color is actually read, not just left empty
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 2) & 0xffffff);
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 1) & 0xffffff);
}
@Test
public void testReadSubsamplingBounds1026() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1026.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
// Make sure correct color is actually read, not just left empty
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 2) & 0xffffff);
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 1) & 0xffffff);
}
@Test
public void testReadSubsamplingBounds1025() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1025.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Ignore
@Test
public void testReadSubsamplingNotSkippingLines1025() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1025.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
// Make sure correct color is actually read, not just left empty
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 2) & 0xffffff);
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 1) & 0xffffff);
}
@Test
public void testReadSubsamplingBounds1024() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1024.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
// Make sure correct color is actually read, not just left empty
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 2) & 0xffffff);
assertEquals(0xfefefd, image.getRGB(0, image.getHeight() - 1) & 0xffffff);
}
@Test
public void testXDensityOutOfRangeIssue() throws IOException {
// Image has JFIF with x/y density 0
@ -988,54 +1105,4 @@ public class JPEGImageReaderTest extends ImageReaderAbstractTestCase<JPEGImageRe
return sortedNodes;
}
@Test
public void testReadImage1028() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1028.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Test
public void testReadImage1027() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1027.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 2, 2);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Test
public void testReadImage1026() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1026.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Test
public void testReadImage1025() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1025.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
@Test
public void testReadImage1024() throws IOException {
JPEGImageReader reader = createReader();
reader.setInput(ImageIO.createImageInputStream(getClassLoaderResource("/jpeg/read-error1024.jpg")));
ImageReadParam param = reader.getDefaultReadParam();
param.setSourceSubsampling(3, 3, 1, 1);
BufferedImage image = reader.read(0, param);
assertNotNull(image);
}
}