From 642399cd0b4b31dcfe0cfefd537aa6af3e41936e Mon Sep 17 00:00:00 2001
From: knut <knut>
Date: Wed, 12 Mar 2008 09:01:47 +0000
Subject: [PATCH] Exif reader for directories

---
 src/album/exif/DirectoryTest.java | 72 +++++++++++++++++++++++++++++++
 src/album/exif/ExifDataTest.java  |  6 ++-
 2 files changed, 76 insertions(+), 2 deletions(-)
 create mode 100644 src/album/exif/DirectoryTest.java

diff --git a/src/album/exif/DirectoryTest.java b/src/album/exif/DirectoryTest.java
new file mode 100644
index 0000000..6d43fcd
--- /dev/null
+++ b/src/album/exif/DirectoryTest.java
@@ -0,0 +1,72 @@
+package album.exif;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.text.DecimalFormat;
+import java.text.NumberFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Properties;
+
+import org.junit.Test;
+
+import com.drew.imaging.jpeg.JpegMetadataReader;
+import com.drew.metadata.Directory;
+import com.drew.metadata.Metadata;
+import com.drew.metadata.exif.ExifDirectory;
+
+
+
+public class DirectoryTest {
+
+
+
+
+    @Test
+    public void testDirectoryReader() throws Exception {
+
+        File myDir = new File("photos");
+        assertTrue(myDir.exists());
+        assertTrue(myDir.isDirectory());
+        File[] files = myDir.listFiles(new FileFilter() {
+
+            public boolean accept(File file) {
+
+                return !file.isHidden() && !file.isDirectory();
+            }
+
+        });
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd-HHmmss");
+        NumberFormat nf = new DecimalFormat("0");
+        Properties imgProps = new Properties();
+        for (File f : files) {
+            String name = f.getName();
+            String base = "file." + name + ".";
+
+            Metadata metadata = JpegMetadataReader.readMetadata(f);
+            Directory exifDirectory = metadata.getDirectory(ExifDirectory.class);
+            if (exifDirectory.containsTag(ExifDirectory.TAG_ORIENTATION)) {
+                int orientation = exifDirectory.getInt(ExifDirectory.TAG_ORIENTATION);
+                imgProps.setProperty(base + "orientation", nf.format(orientation));
+            }
+            if (exifDirectory.containsTag(ExifDirectory.TAG_EXIF_IMAGE_WIDTH) && 
+                    exifDirectory.containsTag(ExifDirectory.TAG_EXIF_IMAGE_HEIGHT)) {
+                int width = exifDirectory.getInt(ExifDirectory.TAG_EXIF_IMAGE_WIDTH);
+                int height = exifDirectory.getInt(ExifDirectory.TAG_EXIF_IMAGE_HEIGHT);
+                imgProps.setProperty(base + "dimensions", nf.format(width) + "x" + nf.format(height));
+            }
+            if (exifDirectory.containsTag(ExifDirectory.TAG_DATETIME_ORIGINAL)) {
+                Date captureDate = exifDirectory.getDate(ExifDirectory.TAG_DATETIME_ORIGINAL);
+                imgProps.setProperty(base + "captureDate", sdf.format(captureDate));
+            }
+            if (exifDirectory.containsTag(ExifDirectory.TAG_USER_COMMENT)) {
+                String comment = exifDirectory.getString(ExifDirectory.TAG_USER_COMMENT);
+                imgProps.setProperty(base + "comment", comment);
+            }
+        }
+        imgProps.store(System.out, "Extra Comments");
+    }
+
+}
diff --git a/src/album/exif/ExifDataTest.java b/src/album/exif/ExifDataTest.java
index 9a196c1..cfe67ff 100644
--- a/src/album/exif/ExifDataTest.java
+++ b/src/album/exif/ExifDataTest.java
@@ -51,8 +51,10 @@ public class ExifDataTest {
         assertEquals("Top, left side (Horizontal / normal)", readOrientation2("photos/IMG_0129.JPG"));
         assertEquals("Right side, top (Rotate 90 CW)", readOrientation2("photos/IMG_0139.JPG"));
 
-        framePicture("photos/IMG_0129.JPG");
-        framePicture("photos/IMG_0139.JPG");
+        framePicture("photos/l1000729.jpg");
+        framePicture("photos/l1000802.jpg");
+//        framePicture("photos/IMG_0129.JPG");
+//        framePicture("photos/IMG_0139.JPG");
         Thread.sleep(50000);
     }