/*
* #%L
* BSD implementations of Bio-Formats readers and writers
* %%
* Copyright (C) 2005 - 2015 Open Microscopy Environment:
* - Board of Regents of the University of Wisconsin-Madison
* - Glencoe Software, Inc.
* - University of Dundee
* %%
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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*/
package loci.formats.utests;
import static org.testng.AssertJUnit.assertEquals;
import static org.testng.AssertJUnit.assertNotNull;
import static org.testng.AssertJUnit.assertTrue;
import java.awt.Transparency;
import java.awt.color.ColorSpace;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.ComponentColorModel;
import java.awt.image.ComponentSampleModel;
import java.awt.image.DataBuffer;
import java.awt.image.DataBufferFloat;
import java.awt.image.Raster;
import java.awt.image.SampleModel;
import java.awt.image.WritableRaster;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import loci.common.services.DependencyException;
import loci.common.services.ServiceException;
import loci.common.services.ServiceFactory;
import loci.formats.codec.JPEG2000CodecOptions;
import loci.formats.services.JAIIIOService;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
/**
*
* @author Chris Allan <callan at blackcat dot ca>
*/
public class JAIIIOServiceTest {
private static final int SIZE_X = 64;
private static final int SIZE_Y = 96;
//Code block size minimum is 4x4
private static final int[] CODE_BLOCK = new int[] { 4, 4 };
private static final int IMAGE_TYPE = BufferedImage.TYPE_INT_ARGB;
private JAIIIOService service;
@BeforeMethod
public void setUp() throws DependencyException {
ServiceFactory sf = new ServiceFactory();
service = sf.getInstance(JAIIIOService.class);
}
private ByteArrayOutputStream writeImage(JPEG2000CodecOptions options)
throws IOException, ServiceException {
BufferedImage image = new BufferedImage(SIZE_X, SIZE_Y, IMAGE_TYPE);
ByteArrayOutputStream stream = new ByteArrayOutputStream();
service.writeImage(stream, image, options);
return stream;
}
private ByteArrayOutputStream assertWriteImageLossy()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.lossless = false;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
ByteArrayOutputStream stream = writeImage(options);
assertTrue(stream.size() > 0);
return stream;
}
private ByteArrayOutputStream assertWriteImageLossless()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.lossless = true;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
ByteArrayOutputStream stream = writeImage(options);
assertTrue(stream.size() > 0);
return stream;
}
@Test
public void testWriteTiledImageLossy()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.lossless = false;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
options.tileWidth = 32;
options.tileHeight = 32;
options.tileGridXOffset = 0;
options.tileGridYOffset = 0;
ByteArrayOutputStream stream = writeImage(options);
assertTrue(stream.size() > 0);
}
@Test
public void testWriteTiledImageLossless()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.lossless = true;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
options.tileWidth = 32;
options.tileHeight = 32;
options.tileGridXOffset = 0;
options.tileGridYOffset = 0;
ByteArrayOutputStream stream = writeImage(options);
assertTrue(stream.size() > 0);
}
@Test
public void testReadImageLossy() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossy();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
BufferedImage image = service.readImage(inputStream);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test
public void testReadImageLossless() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossless();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
BufferedImage image = service.readImage(inputStream);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test
public void testReadRasterLossy() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossy();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
Raster image = service.readRaster(inputStream);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test
public void testReadRasterLossless() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossless();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
Raster image = service.readRaster(inputStream);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test
public void testReadImageLevel0Lossy() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossy();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.resolution = 0;
BufferedImage image = service.readImage(inputStream, options);
assertNotNull(image);
assertEquals(2, image.getWidth());
assertEquals(3, image.getHeight());
}
@Test
public void testReadImageLevel0Lossless() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossless();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.resolution = 0;
BufferedImage image = service.readImage(inputStream, options);
assertNotNull(image);
assertEquals(2, image.getWidth());
assertEquals(3, image.getHeight());
}
@Test
public void testReadRasterLevel0Lossy() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossy();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.resolution = 0;
Raster image = service.readRaster(inputStream, options);
assertNotNull(image);
assertEquals(2, image.getWidth());
assertEquals(3, image.getHeight());
}
@Test
public void testReadRasterLevel0Lossless() throws IOException, ServiceException {
ByteArrayOutputStream outputStream = assertWriteImageLossless();
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.resolution = 0;
Raster image = service.readRaster(inputStream, options);
assertNotNull(image);
assertEquals(2, image.getWidth());
assertEquals(3, image.getHeight());
}
@Test
public void testNumDecompositionLevelsLossy()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.numDecompositionLevels = 2;
options.resolution = 2;
options.lossless = false;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
ByteArrayOutputStream outputStream = writeImage(options);
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
BufferedImage image = service.readImage(inputStream, options);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test
public void testNumDecompositionLevelsLossless()
throws IOException, ServiceException {
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.numDecompositionLevels = 2;
options.resolution = 2;
options.lossless = true;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
ByteArrayOutputStream outputStream = writeImage(options);
ByteArrayInputStream inputStream =
new ByteArrayInputStream(outputStream.toByteArray());
BufferedImage image = service.readImage(inputStream, options);
assertNotNull(image);
assertEquals(SIZE_X, image.getWidth());
assertEquals(SIZE_Y, image.getHeight());
}
@Test(expectedExceptions={IllegalArgumentException.class})
public void testWriteFloatingPointLossy() throws Exception {
// The JAI ImageIO JPEG-2000 codec does not support floating point data.
JPEG2000CodecOptions options = JPEG2000CodecOptions.getDefaultOptions();
options.lossless = false;
options.codeBlockSize = CODE_BLOCK;
options.quality = 1.0f;
SampleModel sm = new ComponentSampleModel(
DataBuffer.TYPE_FLOAT, SIZE_X, SIZE_Y, 1, SIZE_X, new int[] { 0 });
DataBuffer db = new DataBufferFloat(SIZE_X * SIZE_Y);
WritableRaster wr = Raster.createWritableRaster(sm, db, null);
ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_GRAY);
ColorModel cm = new ComponentColorModel(
cs, false, true, Transparency.OPAQUE, DataBuffer.TYPE_FLOAT);
BufferedImage image = new BufferedImage(cm, wr, true, null);
ByteArrayOutputStream stream = new ByteArrayOutputStream();
service.writeImage(stream, image, options);
}
}