Example usage for org.apache.commons.imaging.formats.tiff.write TiffOutputDirectory findField

Introduction

In this page you can find the example usage for org.apache.commons.imaging.formats.tiff.write TiffOutputDirectory findField.

Prototype

public TiffOutputField findField(final int tag) 

Source Link

Usage

From source file:oulib.aws.s3.S3Util.java

/**
 * Pull out Tiff metadata from input S3 object and inject into the 
 * content of target S3 Object;<br>
 * Generate the new output S3 object that has the metadata from input object.
 * /*  w w w .  j av  a2  s.c o  m*/
 * @param s3client : S3 client
 * @param obj1 : input object that provides metadata
 * @param obj2 : target object that receives metadata
 * 
 * @return PutObjectResult
 */
public static PutObjectResult copyS3ObjectTiffMetadata(AmazonS3 s3client, S3Object obj1, S3Object obj2) {

    PutObjectResult result = null;

    BufferedInputStream bufferedInputStrean = null;
    ByteArrayOutputStream byteArrayOutputStream = null;
    ByteArrayInputStream byteArrayInputStream = null;
    ByteArrayInputStream bis = null;
    S3ObjectInputStream content1 = null;
    S3ObjectInputStream content2 = null;
    String targetBucketName = obj2.getBucketName();
    String outputKey = obj2.getKey().split(".tif")[0] + "-copied.tif";

    ImageMetadata metadata1, metadata2;
    TiffImageMetadata tiffMetadata1, tiffMetadata2;
    TiffOutputSet output1, output2;

    try {
        content1 = obj1.getObjectContent();
        content2 = obj2.getObjectContent();

        byte[] bytes1 = IOUtils.toByteArray(content1);
        byte[] bytes2 = IOUtils.toByteArray(content2);

        metadata1 = Imaging.getMetadata(bytes1);
        metadata2 = Imaging.getMetadata(bytes2);

        tiffMetadata1 = (TiffImageMetadata) metadata1;
        tiffMetadata2 = (TiffImageMetadata) metadata2;

        output1 = tiffMetadata1.getOutputSet();
        output2 = tiffMetadata2.getOutputSet();

        TiffOutputDirectory rootDir = output2.getOrCreateRootDirectory();
        TiffOutputDirectory exifDir = output2.getOrCreateExifDirectory();
        TiffOutputDirectory gpsDir = output2.getOrCreateGPSDirectory();

        if (null != output1.getRootDirectory()) {
            List<TiffOutputField> fs = output1.getRootDirectory().getFields();
            for (TiffOutputField f1 : fs) {
                if (null == rootDir.findField(f1.tag)
                        // CANNOT create the output image with this tag included!
                        && !"PlanarConfiguration".equals(f1.tagInfo.name)) {
                    rootDir.add(f1);
                }
            }
        }

        if (null != output1.getExifDirectory()) {
            for (TiffOutputField f2 : output1.getExifDirectory().getFields()) {
                exifDir.removeField(f2.tagInfo);
                exifDir.add(f2);
            }
        }

        if (null != output1.getGPSDirectory()) {
            for (TiffOutputField f3 : output1.getGPSDirectory().getFields()) {
                gpsDir.removeField(f3.tagInfo);
                gpsDir.add(f3);
            }
        }

        byteArrayOutputStream = new ByteArrayOutputStream();
        TiffImageWriterLossy writerLossy = new TiffImageWriterLossy(output2.byteOrder);
        writerLossy.write(byteArrayOutputStream, output2);

        byteArrayInputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());

        ObjectMetadata metadata = new ObjectMetadata();
        metadata.setContentLength(byteArrayOutputStream.toByteArray().length);
        metadata.setContentType("image/tiff");
        metadata.setLastModified(new Date());

        result = s3client
                .putObject(new PutObjectRequest(targetBucketName, outputKey, byteArrayInputStream, metadata));

    } catch (ImageReadException | IOException | ImageWriteException ex) {
        Logger.getLogger(S3Util.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        try {
            if (null != content1) {
                content1.close();
            }
            if (null != content2) {
                content2.close();
            }
            if (null != bufferedInputStrean) {
                bufferedInputStrean.close();
            }
            if (null != byteArrayInputStream) {
                byteArrayInputStream.close();
            }
            if (null != byteArrayOutputStream) {
                byteArrayOutputStream.close();
            }
            if (null != bis) {
                bis.close();
            }
        } catch (IOException ex) {
            Logger.getLogger(S3Util.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    return result;
}

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