85 lines
3.2 KiB
C++
85 lines
3.2 KiB
C++
/*
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* Copyright (c) 2018-2020 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_GRAPH_SPLIT_LAYER_NODE_H
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#define ARM_COMPUTE_GRAPH_SPLIT_LAYER_NODE_H
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#include "arm_compute/graph/INode.h"
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#include <tuple>
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namespace arm_compute
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{
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namespace graph
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{
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/** Split Layer node */
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class SplitLayerNode final : public INode
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{
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public:
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/** Default Constructor
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*
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* @param[in] num_splits Number of splits
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* @param[in] axis (Optional) Axis to split on. Defaults to 0
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* @param[in] size_splits (Optional) The sizes of each output tensor along the split dimension.
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* Must sum to the dimension of value along split_dim.
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* Can contain one -1 indicating that dimension is to be inferred.
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*/
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SplitLayerNode(unsigned int num_splits, int axis = 0, std::vector<int> size_splits = std::vector<int>());
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/** Computes split layer output descriptor
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*
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* @param[in] input_descriptor Descriptor of the input tensor
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* @param[in] num_splits Number of splits
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* @param[in] axis Axis to perform the split on
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* @param[in] idx Index of the split
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*
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* @return A pair with the descriptor of the split and the starting coordinates
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*/
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std::pair<TensorDescriptor, Coordinates> compute_output_descriptor(const TensorDescriptor &input_descriptor,
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unsigned int num_splits, int axis, unsigned int idx);
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/** Number of splits accessor
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*
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* @return Number of splits
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*/
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unsigned int num_splits() const;
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/** Split axis accessor
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*
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* @return Split axis
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*/
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unsigned int axis() const;
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// Inherited overridden methods:
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Status validate() const override;
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NodeType type() const override;
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bool forward_descriptors() override;
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TensorDescriptor configure_output(size_t idx) const override;
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void accept(INodeVisitor &v) override;
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private:
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unsigned int _num_splits;
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int _axis;
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std::vector<int> _size_splits;
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};
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} // namespace graph
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} // namespace arm_compute
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#endif /* ARM_COMPUTE_GRAPH_SPLIT_LAYER_NODE_H */
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