1 /* 2 * Copyright (c) 2018-2020 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_CLFLATTENLAYERKERNEL_H 25 #define ARM_COMPUTE_CLFLATTENLAYERKERNEL_H 26 27 #include "src/core/CL/ICLKernel.h" 28 29 namespace arm_compute 30 { 31 class ICLTensor; 32 33 /** OpenCL interface for the flatten kernel.*/ 34 class CLFlattenLayerKernel : public ICLKernel 35 { 36 public: 37 /** Default constructor */ 38 CLFlattenLayerKernel(); 39 /** Prevent instances of this class from being copied (As this class contains pointers) */ 40 CLFlattenLayerKernel(const CLFlattenLayerKernel &) = delete; 41 /** Prevent instances of this class from being copied (As this class contains pointers) */ 42 CLFlattenLayerKernel &operator=(const CLFlattenLayerKernel &) = delete; 43 /** Allow instances of this class to be moved */ 44 CLFlattenLayerKernel(CLFlattenLayerKernel &&) = default; 45 /** Allow instances of this class to be moved */ 46 CLFlattenLayerKernel &operator=(CLFlattenLayerKernel &&) = default; 47 /** Set the input and output of the kernel. 48 * 49 * @param[in] input First input tensor to flatten with at least 3 dimensions. 50 * The dimensions above the third will be interpreted as batches. Data types supported: All. 51 * @param[out] output Output tensor with shape [w*h*d, input_batches] where: 52 * w = width input tensor, h = height input tensor and d = depth input tensor. Data type supported: same as @p input 53 */ 54 void configure(const ICLTensor *input, ICLTensor *output); 55 /** Set the input and output of the kernel. 56 * 57 * @param[in] compile_context The compile context to be used. 58 * @param[in] input First input tensor to flatten with at least 3 dimensions. 59 * The dimensions above the third will be interpreted as batches. Data types supported: All. 60 * @param[out] output Output tensor with shape [w*h*d, input_batches] where: 61 * w = width input tensor, h = height input tensor and d = depth input tensor. Data type supported: same as @p input 62 */ 63 void configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output); 64 /** Static function to check if given info will lead to a valid configuration of @ref CLFlattenLayerKernel 65 * 66 * @param[in] input First input tensor to flatten with at least 3 dimensions. 67 * The dimensions above the third will be interpreted as batches. Data types supported: All. 68 * @param[out] output Output tensor with shape [w*h*d, input_batches] where: 69 * w = width input tensor, h = height input tensor and d = depth input tensor. Data type supported: same as @p input 70 * 71 * @return a status 72 */ 73 static Status validate(const ITensorInfo *input, const ITensorInfo *output); 74 75 // Inherited methods overridden: 76 void run(const Window &window, cl::CommandQueue &queue) override; 77 78 public: 79 const ICLTensor *_input; 80 ICLTensor *_output; 81 }; 82 } // namespace arm_compute 83 #endif /*ARM_COMPUTE_CLFLATTENLAYERKERNEL_H */ 84