import java.io.File;
import java.util.Iterator;

import com.drew.imaging.jpeg.JpegMetadataReader;
import com.drew.metadata.Directory;
import com.drew.metadata.Metadata;
import com.drew.metadata.Tag;
import com.drew.metadata.exif.ExifDirectory;

/**
 * 测试用于读取图片的EXIF信息
 *
 * @author Winter Lau
 */
public class ExifTester {
    public static void main(String[] args) throws Exception {
        File jpegFile = new File("D:/idea-workspace/1.JPG");
        Metadata metadata = JpegMetadataReader.readMetadata(jpegFile);
        Directory exif = metadata.getDirectory(ExifDirectory.class);
        Iterator tags = exif.getTagIterator();
        while (tags.hasNext()) {
            Tag tag = (Tag) tags.next();
            System.out.println(tag);
        }
    }
}