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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 THIRD_PARTY_TENSORFLOW_CORE_KERNELS_COMPARE_AND_BITPACK_OP_H_
+#define THIRD_PARTY_TENSORFLOW_CORE_KERNELS_COMPARE_AND_BITPACK_OP_H_
+
+#include "third_party/eigen3/unsupported/Eigen/CXX11/Tensor"
+#include "tensorflow/core/framework/op_kernel.h"
+#include "tensorflow/core/framework/tensor_types.h"
+#include "tensorflow/core/platform/types.h"
+
+namespace tensorflow {
+
+namespace functor {
+
+typedef Eigen::ThreadPoolDevice CPUDevice;
+typedef Eigen::GpuDevice GPUDevice;
+
+template <typename Device, typename T>
+struct CompareAndBitpack {
+ void operator()(OpKernelContext* c, typename TTypes<T>::ConstMatrix input,
+ typename TTypes<T>::ConstScalar threshold,
+ TTypes<uint8>::Matrix output);
+};
+
+} // namespace functor
+
+} // namespace tensorflow
+
+#endif // THIRD_PARTY_TENSORFLOW_CORE_KERNELS_COMPARE_AND_BITPACK_OP_H_