Create image picker: resize and scale output.

pick_image.java

Intent galleryIntent = new Intent(Intent.ACTION_PICK,android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
galleryIntent.setType("image/*");
galleryIntent.putExtra("crop", "true");
galleryIntent.putExtra(MediaStore.EXTRA_OUTPUT, getTempUri());
galleryIntent.putExtra("aspectX", 1);
galleryIntent.putExtra("aspectY", 1);
galleryIntent.putExtra("outputX", 512);
galleryIntent.putExtra("outputY", 512);
galleryIntent.putExtra("scaleUpIfNeeded", true);
galleryIntent.putExtra("outputFormat", Bitmap.CompressFormat.JPEG.toString());
galleryIntent.putExtra("return-data", false);
//Create chooser
Intent chooser = Intent.createChooser(galleryIntent,"Select images");
startActivityForResult(chooser, PICK_PHOTO);