chromium/third_party/tflite/src/tensorflow/lite/kernels/internal/reference/resize_nearest_neighbor.h

/* Copyright 2020 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_LITE_KERNELS_INTERNAL_REFERENCE_RESIZE_NEAREST_NEIGHBOR_H_
#define TENSORFLOW_LITE_KERNELS_INTERNAL_REFERENCE_RESIZE_NEAREST_NEIGHBOR_H_

#include <algorithm>
#include <cmath>

#include "tensorflow/lite/kernels/internal/cppmath.h"
#include "tensorflow/lite/kernels/internal/types.h"

namespace tflite {

namespace reference_ops {

inline int32_t GetNearestNeighbor(const int input_value,
                                  const int32_t input_size,
                                  const int32_t output_size,
                                  const bool align_corners,
                                  const bool half_pixel_centers) { … }

template <typename T>
inline void ResizeNearestNeighbor(
    const tflite::ResizeNearestNeighborParams& op_params,
    const RuntimeShape& unextended_input_shape, const T* input_data,
    const RuntimeShape& output_size_shape, const int32_t* output_size_data,
    const RuntimeShape& unextended_output_shape, T* output_data) { … }

}  // namespace reference_ops
}  // namespace tflite

#endif  // TENSORFLOW_LITE_KERNELS_INTERNAL_REFERENCE_RESIZE_NEAREST_NEIGHBOR_H_