1 /* 2 * Copyright (c) 2016-2019 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_TENSOR_H 25 #define ARM_COMPUTE_TENSOR_H 26 27 #include "arm_compute/core/ITensor.h" 28 #include "arm_compute/runtime/TensorAllocator.h" 29 30 #include <cstdint> 31 32 namespace arm_compute 33 { 34 class ITensorInfo; 35 class IRuntimeContext; 36 /** Basic implementation of the tensor interface */ 37 class Tensor : public ITensor, public IMemoryManageable 38 { 39 public: 40 /** Constructor 41 * 42 * @param[in] ctx (Optional) Pointer to the runtime context. 43 * 44 */ 45 Tensor(IRuntimeContext *ctx = nullptr); 46 /** Destructor: free the tensor's memory */ 47 ~Tensor() = default; 48 /** Allow instances of this class to be move constructed */ 49 Tensor(Tensor &&) = default; 50 /** Allow instances of this class to be moved */ 51 Tensor &operator=(Tensor &&) = default; 52 /** Return a pointer to the tensor's allocator 53 * 54 * @return A pointer to the tensor's allocator 55 */ 56 TensorAllocator *allocator(); 57 58 // Inherited methods overridden: 59 ITensorInfo *info() const override; 60 ITensorInfo *info() override; 61 uint8_t *buffer() const override; 62 void associate_memory_group(IMemoryGroup *memory_group) override; 63 64 private: 65 mutable TensorAllocator _allocator; /**< Instance of the basic CPU allocator.*/ 66 }; 67 68 /** Image */ 69 using Image = Tensor; 70 } // namespace arm_compute 71 #endif /*ARM_COMPUTE_TENSOR_H */ 72