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JPEG Metadata clean-up

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This commit is contained in:
Harald Kuhr 2020-07-10 22:26:33 +02:00
parent 330a0414f0
commit e6bd94025f
3 changed files with 13 additions and 13 deletions
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9
imageio/imageio-jpeg/src/main/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImage10Metadata.java
View File

@ -51,6 +51,11 @@ import java.util.List;
*/
class JPEGImage10Metadata extends AbstractMetadata {
/**
* Native metadata format name
*/
static final String JAVAX_IMAGEIO_JPEG_IMAGE_1_0 = "javax_imageio_jpeg_image_1.0";
// TODO: Create our own native format, which is simply markerSequence from the Sun format, with the segments as-is, in sequence...
// + add special case for app segments, containing appXX + identifier (ie. <app0JFIF /> to <app0 identifier="JFIF" /> or <app app="0" identifier="JFIF" />
@ -66,7 +71,7 @@ class JPEGImage10Metadata extends AbstractMetadata {
// TODO: Consider moving all the metadata stuff from the reader, over here...
JPEGImage10Metadata(final List<Segment> segments, Frame frame, JFIF jfif, JFXX jfxx, ICC_Profile embeddedICCProfile, AdobeDCT adobeDCT, final CompoundDirectory exif) {
super(true, JPEGImage10MetadataCleaner.JAVAX_IMAGEIO_JPEG_IMAGE_1_0, null, null, null);
super(true, JAVAX_IMAGEIO_JPEG_IMAGE_1_0, null, null, null);
this.segments = segments;
this.frame = frame;
@ -79,7 +84,7 @@ class JPEGImage10Metadata extends AbstractMetadata {
@Override
protected Node getNativeTree() {
IIOMetadataNode root = new IIOMetadataNode(JPEGImage10MetadataCleaner.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode root = new IIOMetadataNode(JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode jpegVariety = new IIOMetadataNode("JPEGvariety");
boolean isJFIF = jfif != null;

13
imageio/imageio-jpeg/src/main/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImage10MetadataCleaner.java
View File

@ -52,11 +52,6 @@ import java.util.List;
*/
final class JPEGImage10MetadataCleaner {
/**
* Native metadata format name
*/
static final String JAVAX_IMAGEIO_JPEG_IMAGE_1_0 = "javax_imageio_jpeg_image_1.0";
private final JPEGImageReader reader;
JPEGImage10MetadataCleaner(final JPEGImageReader reader) {
@ -93,7 +88,7 @@ final class JPEGImage10MetadataCleaner {
the version to the method/constructor used to obtain an IIOMetadata object.)
*/
IIOMetadataNode tree = (IIOMetadataNode) imageMetadata.getAsTree(JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode tree = (IIOMetadataNode) imageMetadata.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode jpegVariety = (IIOMetadataNode) tree.getElementsByTagName("JPEGvariety").item(0);
IIOMetadataNode markerSequence = (IIOMetadataNode) tree.getElementsByTagName("markerSequence").item(0);
@ -145,7 +140,7 @@ final class JPEGImage10MetadataCleaner {
jfifThumb = new IIOMetadataNode("JFIFthumbJPEG");
// Contains it's own "markerSequence" with full DHT, DQT, SOF etc...
IIOMetadata thumbMeta = thumbnailReader.readMetadata();
Node thumbTree = thumbMeta.getAsTree(JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
Node thumbTree = thumbMeta.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
jfifThumb.appendChild(thumbTree.getLastChild());
app0JFXX.appendChild(jfifThumb);
break;
@ -307,11 +302,11 @@ final class JPEGImage10MetadataCleaner {
}
try {
imageMetadata.setFromTree(JAVAX_IMAGEIO_JPEG_IMAGE_1_0, tree);
imageMetadata.setFromTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0, tree);
}
catch (IIOInvalidTreeException e) {
if (JPEGImageReader.DEBUG) {
new XMLSerializer(System.out, System.getProperty("file.encoding")).serialize(imageMetadata.getAsTree(JAVAX_IMAGEIO_JPEG_IMAGE_1_0), false);
new XMLSerializer(System.out, System.getProperty("file.encoding")).serialize(imageMetadata.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0), false);
System.out.println("-- 8< --");
new XMLSerializer(System.out, System.getProperty("file.encoding")).serialize(tree, false);
}

4
imageio/imageio-jpeg/src/test/java/com/twelvemonkeys/imageio/plugins/jpeg/JPEGImage10MetadataCleanerTest.java
View File

@ -85,12 +85,12 @@ public class JPEGImage10MetadataCleanerTest {
reader.setInput(input);
IIOMetadata original = origReader.getImageMetadata(0);
IIOMetadataNode origTree = (IIOMetadataNode) original.getAsTree(JPEGImage10MetadataCleaner.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode origTree = (IIOMetadataNode) original.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
JPEGImage10MetadataCleaner cleaner = new JPEGImage10MetadataCleaner((JPEGImageReader) reader);
IIOMetadata cleaned = cleaner.cleanMetadata(origReader.getImageMetadata(0));
IIOMetadataNode cleanTree = (IIOMetadataNode) cleaned.getAsTree(JPEGImage10MetadataCleaner.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
IIOMetadataNode cleanTree = (IIOMetadataNode) cleaned.getAsTree(JPEGImage10Metadata.JAVAX_IMAGEIO_JPEG_IMAGE_1_0);
NodeList origDHT = origTree.getElementsByTagName("dht");
assertEquals(1, origDHT.getLength());