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_CLYOLOLAYER_H 25 #define ARM_COMPUTE_CLYOLOLAYER_H 26 27 #include "arm_compute/core/Types.h" 28 #include "arm_compute/runtime/CL/ICLSimpleFunction.h" 29 30 namespace arm_compute 31 { 32 class CLCompileContext; 33 class ICLTensor; 34 class ITensorInfo; 35 36 /** Basic function to run @ref CLYOLOLayerKernel that performs a partial activation on the input 37 * 38 * For each box, activate only: 39 * - x and y position (channel 0 and 1 of each box) 40 * - objectiveness (channel 4 of each box) 41 * - classes (channel 5 to (classes - 5) of each box) 42 */ 43 class CLYOLOLayer : public ICLSimpleFunction 44 { 45 public: 46 /** Set the input and output tensor. 47 * 48 * @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place 49 * 50 * @param[in, out] input Source tensor. In case of @p output tensor = nullptr, this tensor will store the result 51 * of the activation function. Data types supported: F16/F32. 52 * @param[out] output Destination tensor. Data type supported: same as @p input 53 * @param[in] act_info Activation layer parameters. 54 * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels) 55 */ 56 void configure(ICLTensor *input, ICLTensor *output, const ActivationLayerInfo &act_info, int32_t num_classes); 57 /** Set the input and output tensor. 58 * 59 * @note If the output tensor is a nullptr or is equal to the input, the activation function will be performed in-place 60 * 61 * @param[in] compile_context The compile context to be used. 62 * @param[in, out] input Source tensor. In case of @p output tensor = nullptr, this tensor will store the result 63 * of the activation function. Data types supported: F16/F32. 64 * @param[out] output Destination tensor. Data type supported: same as @p input 65 * @param[in] act_info Activation layer parameters. 66 * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels) 67 */ 68 void configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, const ActivationLayerInfo &act_info, int32_t num_classes); 69 /** Static function to check if given info will lead to a valid configuration of @ref CLYOLOLayer 70 * 71 * @param[in] input Source tensor info. In case of @p output tensor info = nullptr, this tensor will store the result 72 * of the activation function. Data types supported: F16/F32. 73 * @param[in] output Destination tensor info. Data type supported: same as @p input 74 * @param[in] act_info Activation layer information. 75 * @param[in] num_classes Number of classes to activate (must be submultiple of @p input channels) 76 * 77 * @return a status 78 */ 79 static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info, int32_t num_classes); 80 }; 81 } // namespace arm_compute 82 #endif /* ARM_COMPUTE_CLYOLOLAYER_H */ 83