/**
* Rotate bitmap according to EXIF orientation. Cf.
* http://www.daveperrett.com/articles/2012/07/28/exif-orientation-handling-is-a-ghetto/
*
* @param bitmap Bitmap to be rotated
* @param storagePath Path to source file of bitmap. Needed for EXIF information.
* @return correctly EXIF-rotated bitmap
*/
public static Bitmap rotateImage(Bitmap bitmap, String storagePath) {
Bitmap resultBitmap = bitmap;
try {
ExifInterface exifInterface = new ExifInterface(storagePath);
int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, 1);
Matrix matrix = new Matrix();
// 1: nothing to do
// 2
if (orientation == ExifInterface.ORIENTATION_FLIP_HORIZONTAL) {
matrix.postScale(-1.0f, 1.0f);
}
// 3
else if (orientation == ExifInterface.ORIENTATION_ROTATE_180) {
matrix.postRotate(180);
}
// 4
else if (orientation == ExifInterface.ORIENTATION_FLIP_VERTICAL) {
matrix.postScale(1.0f, -1.0f);
}
// 5
else if (orientation == ExifInterface.ORIENTATION_TRANSPOSE) {
matrix.postRotate(-90);
matrix.postScale(1.0f, -1.0f);
}
// 6
else if (orientation == ExifInterface.ORIENTATION_ROTATE_90) {
matrix.postRotate(90);
}
// 7
else if (orientation == ExifInterface.ORIENTATION_TRANSVERSE) {
matrix.postRotate(90);
matrix.postScale(1.0f, -1.0f);
}
// 8
else if (orientation == ExifInterface.ORIENTATION_ROTATE_270) {
matrix.postRotate(270);
}
// Rotate the bitmap
resultBitmap =
Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
if (resultBitmap != bitmap) {
bitmap.recycle();
}
} catch (Exception exception) {
Log_OC.e("BitmapUtil", "Could not rotate the image: " + storagePath);
}
return resultBitmap;
}
@Override
protected RemoteOperationResult run(NsCloudClient client) {
GetRemoteSharesOperation operation = new GetRemoteSharesOperation();
RemoteOperationResult result = operation.execute(client);
if (result.isSuccess()) {
// Update DB with the response
Log_OC.d(TAG, "Share list size = " + result.getData().size());
ArrayList<OCShare> shares = new ArrayList<OCShare>();
for (Object obj : result.getData()) {
shares.add((OCShare) obj);
}
getStorageManager().saveSharesDB(shares);
}
return result;
}