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https://issues.apache.org/jira/browse/IMAGING-319?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Bruno P. Kinoshita updated IMAGING-319:
---------------------------------------
    Description: 
I try to use TiffOutputSet to generate a new image. However, if a tag that 
contains String, the program may miss the first character of the String.
{noformat}
package org.apache.commons.imaging;

import org.apache.commons.imaging.common.ImageMetadata;
import org.apache.commons.imaging.formats.jpeg.JpegImageMetadata;
import org.apache.commons.imaging.formats.jpeg.exif.ExifRewriter;
import org.apache.commons.imaging.formats.tiff.TiffImageMetadata;
import org.apache.commons.imaging.formats.tiff.write.TiffOutputSet;

import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

public class LibraryTest {

    public static void main(String[] args) throws ImagingException, IOException 
{
        File source = new File("/home/kinow/Desktop/iPhone12-geotag.JPG");
        File result = new 
File("/home/kinow/Desktop/editted-iPhone12-geotag.JPG");
        final ImageMetadata metadata = Imaging.getMetadata(source);
        final JpegImageMetadata jpegMetadata = (JpegImageMetadata) metadata;
        final TiffImageMetadata exif = jpegMetadata.getExif();
        TiffOutputSet outputSet = exif.getOutputSet();
        BufferedOutputStream bufferedOutputStream = new 
BufferedOutputStream(new FileOutputStream(result));
        new ExifRewriter().updateExifMetadataLossless(source, 
bufferedOutputStream, outputSet);
    }
}{noformat}
This is the sample code.

Tag value in original image

!image-2021-11-26-16-01-58-645.png!

Tag value in output image

!image-2021-11-26-16-04-12-185.png!

  was:
I try to use TiffOutputSet to generate a new image. However, if a tag that 
contains String, the program may miss the first character of the String.
{noformat}
 {noformat}
import java.io.*;

import org.apache.commons.imaging.ImageReadException;
import org.apache.commons.imaging.ImageWriteException;
import org.apache.commons.imaging.Imaging;
import org.apache.commons.imaging.common.ImageMetadata;
import org.apache.commons.imaging.formats.jpeg.JpegImageMetadata;
import org.apache.commons.imaging.formats.jpeg.exif.ExifRewriter;
import org.apache.commons.imaging.formats.tiff.TiffImageMetadata;
import org.apache.commons.imaging.formats.tiff.write.TiffOutputSet;

public class LibraryTest {

    public static void main(String[] args) throws ImageReadException, 
IOException, ImageWriteException

{         File source = new File("./assets/iPhone12-geotag.JPG");         File 
result = new File("./assets/results/editted-iPhone12-geotag.JPG");         
final ImageMetadata metadata = Imaging.getMetadata(source);         final 
JpegImageMetadata jpegMetadata = (JpegImageMetadata) metadata;         final 
TiffImageMetadata exif = jpegMetadata.getExif();         TiffOutputSet 
outputSet = exif.getOutputSet();         BufferedOutputStream 
bufferedOutputStream = new BufferedOutputStream(new FileOutputStream(result));  
       new ExifRewriter().updateExifMetadataLossless(source, 
bufferedOutputStream, outputSet);     }

}

 

This is the sample code.

Tag value in original image

!image-2021-11-26-16-01-58-645.png!

Tag value in output image

!image-2021-11-26-16-04-12-185.png!


> updateExifMetadataLossless lost the first character of a String
> ---------------------------------------------------------------
>
>                 Key: IMAGING-319
>                 URL: https://issues.apache.org/jira/browse/IMAGING-319
>             Project: Commons Imaging
>          Issue Type: Bug
>          Components: Format: JPEG
>    Affects Versions: 1.0-alpha2
>            Reporter: Sicheng Yang
>            Assignee: Bruno P. Kinoshita
>            Priority: Major
>         Attachments: Screen Shot 2021-11-26 at 4.01.06 PM-1.png, Screen Shot 
> 2021-11-26 at 4.01.21 PM-1.png, iPhone12-geotag.JPG
>
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> I try to use TiffOutputSet to generate a new image. However, if a tag that 
> contains String, the program may miss the first character of the String.
> {noformat}
> package org.apache.commons.imaging;
> import org.apache.commons.imaging.common.ImageMetadata;
> import org.apache.commons.imaging.formats.jpeg.JpegImageMetadata;
> import org.apache.commons.imaging.formats.jpeg.exif.ExifRewriter;
> import org.apache.commons.imaging.formats.tiff.TiffImageMetadata;
> import org.apache.commons.imaging.formats.tiff.write.TiffOutputSet;
> import java.io.BufferedOutputStream;
> import java.io.File;
> import java.io.FileOutputStream;
> import java.io.IOException;
> public class LibraryTest {
>     public static void main(String[] args) throws ImagingException, 
> IOException {
>         File source = new File("/home/kinow/Desktop/iPhone12-geotag.JPG");
>         File result = new 
> File("/home/kinow/Desktop/editted-iPhone12-geotag.JPG");
>         final ImageMetadata metadata = Imaging.getMetadata(source);
>         final JpegImageMetadata jpegMetadata = (JpegImageMetadata) metadata;
>         final TiffImageMetadata exif = jpegMetadata.getExif();
>         TiffOutputSet outputSet = exif.getOutputSet();
>         BufferedOutputStream bufferedOutputStream = new 
> BufferedOutputStream(new FileOutputStream(result));
>         new ExifRewriter().updateExifMetadataLossless(source, 
> bufferedOutputStream, outputSet);
>     }
> }{noformat}
> This is the sample code.
> Tag value in original image
> !image-2021-11-26-16-01-58-645.png!
> Tag value in output image
> !image-2021-11-26-16-04-12-185.png!



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