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-rw-r--r--src/main/java/com/juick/util/ImageUtils.java132
1 files changed, 1 insertions, 131 deletions
diff --git a/src/main/java/com/juick/util/ImageUtils.java b/src/main/java/com/juick/util/ImageUtils.java
index 3549a89a..6ba6882c 100644
--- a/src/main/java/com/juick/util/ImageUtils.java
+++ b/src/main/java/com/juick/util/ImageUtils.java
@@ -44,135 +44,5 @@ import java.nio.file.StandardCopyOption;
import java.util.Iterator;
public class ImageUtils {
- private static final Logger logger = LoggerFactory.getLogger(ImageUtils.class);
-
- private final String imgDir;
- private final String tmpDir;
-
- public ImageUtils(String imgDir, String tmpDir) {
- this.imgDir = imgDir;
- this.tmpDir = tmpDir;
- }
-/**
- * Returns <code>BufferedImage</code>, same as <code>ImageIO.read()</code> does.
- *
- * <p>JPEG images with EXIF metadata are rotated according to Orientation tag.
- *
- * @param imageFile a <code>File</code> to read from.
- */
- private static BufferedImage readImageWithOrientation(File imageFile)
- throws IOException {
-
- BufferedImage image = ImageIO.read(imageFile);
- if (!FilenameUtils.getExtension(imageFile.getName()).equals("jpg")) {
- return image;
- }
-
- try {
- ImageMetadata metadata = Imaging.getMetadata(imageFile);
-
- if (metadata instanceof JpegImageMetadata) {
- JpegImageMetadata jpegMetadata = (JpegImageMetadata) metadata;
- TiffField orientationField = jpegMetadata.findEXIFValue(TiffTagConstants.TIFF_TAG_ORIENTATION);
-
- if (orientationField != null) {
- int orientation = orientationField.getIntValue();
- switch (orientation) {
- case TiffTagConstants.ORIENTATION_VALUE_ROTATE_90_CW:
- image = Scalr.rotate(image, Rotation.CW_90);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_ROTATE_180:
- image = Scalr.rotate(image, Rotation.CW_180);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_ROTATE_270_CW:
- image = Scalr.rotate(image, Rotation.CW_270);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_MIRROR_HORIZONTAL:
- image = Scalr.rotate(image, Rotation.FLIP_HORZ);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_MIRROR_VERTICAL:
- image = Scalr.rotate(image, Rotation.FLIP_VERT);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_MIRROR_HORIZONTAL_AND_ROTATE_90_CW:
- image = Scalr.rotate(Scalr.rotate(image, Rotation.FLIP_HORZ), Rotation.CW_90);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_MIRROR_HORIZONTAL_AND_ROTATE_270_CW:
- image = Scalr.rotate(Scalr.rotate(image, Rotation.FLIP_HORZ), Rotation.CW_270);
- break;
- case TiffTagConstants.ORIENTATION_VALUE_HORIZONTAL_NORMAL:
- default:
- // do nothing
- break;
- }
- }
- }
- } catch (ImageReadException | IOException e) {
- // failed to read metadata.
- // nothing to do here, return image as is.
- }
-
- return image;
- }
-
- public void saveImageWithPreviews(String tempFilename, String outputFilename)
- throws IOException {
- String ext = FilenameUtils.getExtension(outputFilename);
-
- Path outputImagePath = Paths.get(imgDir, "p", outputFilename);
- // this throws strange exceptions
- // Files.move(Paths.get(tmpDir, tempFilename), outputImagePath);
- FileUtils.moveFile(Paths.get(tmpDir, tempFilename).toFile(), outputImagePath.toFile());
- BufferedImage originalImage = readImageWithOrientation(outputImagePath.toFile());
-
- int width = originalImage.getWidth();
- int height = originalImage.getHeight();
- int maxDimension = Math.max(width, height);
- BufferedImage image1024 = (maxDimension > 1024) ? Scalr.resize(originalImage, 1024) : originalImage;
- BufferedImage image0512 = (maxDimension > 512) ? Scalr.resize(originalImage, 512) : originalImage;
- BufferedImage image0160 = (maxDimension > 160) ? Scalr.resize(originalImage, 160) : originalImage;
- ImageIO.write(image1024, ext, Paths.get(imgDir, "photos-1024", outputFilename).toFile());
- ImageIO.write(image0512, ext, Paths.get(imgDir, "photos-512", outputFilename).toFile());
- ImageIO.write(image0160, ext, Paths.get(imgDir, "ps", outputFilename).toFile());
- }
-
- public void saveAvatar(String tempFilename, int uid)
- throws IOException {
- String ext = FilenameUtils.getExtension(tempFilename);
- String originalName = String.format("%s.%s", uid, ext);
- Path originalPath = Paths.get(imgDir, "ao", originalName);
- Files.move(Paths.get(tmpDir, tempFilename), originalPath, StandardCopyOption.REPLACE_EXISTING);
- BufferedImage originalImage = ImageIO.read(originalPath.toFile());
-
- String targetExt = "png";
- String targetName = String.format("%s.%s", uid, targetExt);
- ImageIO.write(Scalr.resize(originalImage, 96), targetExt, Paths.get(imgDir, "a", targetName).toFile());
- ImageIO.write(Scalr.resize(originalImage, 32), targetExt, Paths.get(imgDir, "as", targetName).toFile());
- }
- public Attachment getAttachment(File imgFile) throws IOException {
- Attachment attachment = new Attachment();
- if (imgFile.exists()) {
- try (ImageInputStream stream = ImageIO.createImageInputStream(imgFile)) {
- Iterator<ImageReader> iter = ImageIO.getImageReaders(stream);
- while (iter.hasNext()) {
- ImageReader reader = iter.next();
- try {
- reader.setInput(stream);
- attachment.setWidth(reader.getWidth(reader.getMinIndex()));
- attachment.setHeight(reader.getHeight(reader.getMinIndex()));
- return attachment;
- } catch (Exception e) {
- logger.debug("Error reading {}, trying next reader", imgFile.getAbsolutePath());
- } finally {
- reader.dispose();
- }
- }
- }
- } else {
- logger.warn("File not exists yet: {}", imgFile.getAbsolutePath());
- return attachment;
- }
-
- logger.warn("Not a known image file {}", imgFile.getAbsolutePath());
- return attachment;
- }
+
} \ No newline at end of file