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diff --git a/tensorflow/contrib/lite/examples/label_image/bitmap_helpers.h b/tensorflow/contrib/lite/examples/label_image/bitmap_helpers.h
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+/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
+
+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.
+==============================================================================*/
+
+#ifndef TENSORFLOW_CONTRIB_LITE_EXAMPLES_LABEL_IMAGE_BITMAP_HELPERS_H
+#define TENSORFLOW_CONTRIB_LITE_EXAMPLES_LABEL_IMAGE_BITMAP_HELPERS_H
+
+#include "tensorflow/contrib/lite/examples/label_image/bitmap_helpers_impl.h"
+#include "tensorflow/contrib/lite/examples/label_image/label_image.h"
+
+namespace tflite {
+namespace label_image {
+
+uint8_t* read_bmp(const std::string& input_bmp_name, int* width, int* height,
+                  int* channels, Settings* s);
+
+template <class T>
+void downsize(T* out, uint8_t* in, int image_height, int image_width,
+              int image_channels, int wanted_height, int wanted_width,
+              int wanted_channels, Settings* s);
+
+// explicit instantiation
+template void downsize<uint8_t>(uint8_t*, unsigned char*, int, int, int, int,
+                                int, int, Settings*);
+template void downsize<float>(float*, unsigned char*, int, int, int, int, int,
+                              int, Settings*);
+
+}  // namespace label_image
+}  // namespace tflite
+
+#endif  // TENSORFLOW_CONTRIB_LITE_EXAMPLES_LABEL_IMAGE_BITMAP_HELPERS_H