Save Exif data when you use the same source and destination URIs

lib/src/main/java/com/soundcloud/android/crop/CropImageActivity.java

@@ -34,6 +34,7 @@ import android.provider.MediaStore;
 import android.view.View;
 import android.view.Window;
 
+import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
@@ -420,10 +421,8 @@ public class CropImageActivity extends MonitoredActivity {
 
             if (!IN_MEMORY_CROP) {
                 // In-memory crop negates the rotation
-                CropUtil.copyExifRotation(
-                        CropUtil.getFromMediaUri(this, getContentResolver(), sourceUri),
-                        CropUtil.getFromMediaUri(this, getContentResolver(), saveUri)
-                );
+                File saveFile = CropUtil.getFromMediaUri(this, getContentResolver(), saveUri);
+                CropUtil.saveExifRotation(saveFile, exifRotation);
             }
 
             setResultUri(saveUri);

lib/src/main/java/com/soundcloud/android/crop/CropUtil.java

@@ -68,21 +68,20 @@ class CropUtil {
                     return ExifInterface.ORIENTATION_UNDEFINED;
             }
         } catch (IOException e) {
-            Log.e("Error getting Exif data", e);
+            Log.e("Error reading Exif rotation data", e);
             return 0;
         }
     }
 
-    public static boolean copyExifRotation(File sourceFile, File destFile) {
-        if (sourceFile == null || destFile == null) return false;
+    public static boolean saveExifRotation(File file, int exifRotation) {
+        if (file == null) return false;
         try {
-            ExifInterface exifSource = new ExifInterface(sourceFile.getAbsolutePath());
-            ExifInterface exifDest = new ExifInterface(destFile.getAbsolutePath());
-            exifDest.setAttribute(ExifInterface.TAG_ORIENTATION, exifSource.getAttribute(ExifInterface.TAG_ORIENTATION));
+            ExifInterface exifDest = new ExifInterface(file.getAbsolutePath());
+            exifDest.setAttribute(ExifInterface.TAG_ORIENTATION, String.valueOf(exifRotation));
             exifDest.saveAttributes();
             return true;
         } catch (IOException e) {
-            Log.e("Error copying Exif data", e);
+            Log.e("Error saving Exif rotation data", e);
             return false;
         }
     }