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Enable sequence writing on TIFFImageWriter

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Oliver Schmidtmer
2016-01-17 17:12:35 +01:00
parent 10b8bef387
commit fc80ac2ee9
2 changed files with 140 additions and 23 deletions
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imageio/imageio-tiff/src/test/java/com/twelvemonkeys/imageio/plugins/tiff/TIFFImageWriterTest.java
+42 -4
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@@ -37,17 +37,17 @@ import com.twelvemonkeys.imageio.stream.ByteArrayImageInputStream;
import com.twelvemonkeys.imageio.util.ImageWriterAbstractTestCase;
import org.junit.Test;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriter;
import javax.imageio.*;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.stream.ImageOutputStream;
import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
@@ -277,4 +277,42 @@ public class TIFFImageWriterTest extends ImageWriterAbstractTestCase {
assertNotNull(software);
assertEquals(softwareString, software.getValueAsString());
}
@Test
public void testSequenceWriter() throws IOException {
ImageWriter writer = createImageWriter();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ImageOutputStream stream = ImageIO.createImageOutputStream(buffer);
writer.setOutput(stream);
RenderedImage image = getTestData(0);
ImageWriteParam params = writer.getDefaultWriteParam();
params.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
assertTrue("", writer.canWriteSequence());
try {
writer.prepareWriteSequence(null);
params.setCompressionType("None");
writer.writeToSequence(new IIOImage(image, null, null), params);
writer.writeToSequence(new IIOImage(image, null, null), params);
params.setCompressionType("JPEG");
writer.writeToSequence(new IIOImage(image, null, null), params);
writer.endWriteSequence();
}
catch (IOException e) {
fail(e.getMessage());
}
finally {
stream.close(); // Force data to be written
}
ImageInputStream input = ImageIO.createImageInputStream(new ByteArrayInputStream(buffer.toByteArray()));
ImageReader reader = ImageIO.getImageReaders(input).next();
reader.setInput(input);
assertEquals("wrong image count", 3, reader.getNumImages(true));
}
}