77 lines
2.8 KiB
C++
77 lines
2.8 KiB
C++
/*
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* Copyright (c) 2017-2019 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_SUBTENSOR_H
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#define ARM_COMPUTE_SUBTENSOR_H
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#include "arm_compute/core/SubTensorInfo.h"
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#include "arm_compute/runtime/Tensor.h"
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#include <cstdint>
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namespace arm_compute
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{
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class ITensorInfo;
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/** Basic implementation of the sub-tensor interface */
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class SubTensor : public ITensor
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{
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public:
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/** Default Constructor */
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SubTensor();
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/** Constructor
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*
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* @param[in] parent Parent tensor
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* @param[in] tensor_shape Shape of the subtensor
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* @param[in] coords Coordinates of the first subtensor element inside the parent tensor.
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* @param[in] extend_parent (Optional) Extend parent with subtensor shape if subtensor indexes out of bounds
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*/
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SubTensor(ITensor *parent, const TensorShape &tensor_shape, const Coordinates &coords, bool extend_parent = false);
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/** Destructor: free the tensor's memory */
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~SubTensor() = default;
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/** Restrict instances of this class to be copy constructed */
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SubTensor(const SubTensor &) = delete;
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/** Restrict instances of this class to be copied */
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SubTensor &operator=(const SubTensor &) = delete;
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/** Allow instances of this class to be move constructed */
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SubTensor(SubTensor &&) = default;
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/** Allow instances of this class to be moved */
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SubTensor &operator=(SubTensor &&) = default;
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/** Return the parent tensor of the subtensor
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*
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* @return Parent tensor
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*/
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ITensor *parent();
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// Inherited methods overridden:
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ITensorInfo *info() const override;
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ITensorInfo *info() override;
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uint8_t *buffer() const override;
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private:
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ITensor *_parent;
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mutable SubTensorInfo _info;
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};
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}
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#endif /*ARM_COMPUTE_SUBTENSOR_H */
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