Revert "Move wallpaper picker code to a separate directory"

This reverts commit 8e88cb8478.

src/com/android/gallery3d/exif/OrderedDataOutputStream.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.gallery3d.exif;
+
+import java.io.FilterOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+
+class OrderedDataOutputStream extends FilterOutputStream {
+    private final ByteBuffer mByteBuffer = ByteBuffer.allocate(4);
+
+    public OrderedDataOutputStream(OutputStream out) {
+        super(out);
+    }
+
+    public OrderedDataOutputStream setByteOrder(ByteOrder order) {
+        mByteBuffer.order(order);
+        return this;
+    }
+
+    public OrderedDataOutputStream writeShort(short value) throws IOException {
+        mByteBuffer.rewind();
+        mByteBuffer.putShort(value);
+        out.write(mByteBuffer.array(), 0, 2);
+        return this;
+    }
+
+    public OrderedDataOutputStream writeInt(int value) throws IOException {
+        mByteBuffer.rewind();
+        mByteBuffer.putInt(value);
+        out.write(mByteBuffer.array());
+        return this;
+    }
+
+    public OrderedDataOutputStream writeRational(Rational rational) throws IOException {
+        writeInt((int) rational.getNumerator());
+        writeInt((int) rational.getDenominator());
+        return this;
+    }
+}