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#ifndef TENSORFLOW_KERNELS_MAXPOOLING_OP_H_
#define TENSORFLOW_KERNELS_MAXPOOLING_OP_H_
// Functor definition for MaxPoolingOp, must be compilable by nvcc.
#include "tensorflow/core/platform/port.h"
#include "tensorflow/core/framework/tensor_types.h"
#include "third_party/eigen3/unsupported/Eigen/CXX11/NeuralNetworks"
namespace tensorflow {
namespace functor {
template <typename Device, typename T>
struct SpatialMaxPooling {
void operator()(const Device& d, typename TTypes<T, 4>::Tensor output,
typename TTypes<T, 4>::ConstTensor input, int window_rows,
int window_cols, int row_stride, int col_stride,
const Eigen::PaddingType& padding) {
// Because we swap the layout, we swap the row/cols as well
output.swap_layout().device(d) =
Eigen::SpatialMaxPooling(input.swap_layout(), window_cols, window_rows,
col_stride, row_stride, padding);
}
};
} // namespace functor
} // namespace tensorflow
#endif // TENSORFLOW_KERNELS_MAXPOOLING_OP_H_
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