| /* |
| * Copyright (c) 2018-2020 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef ARM_COMPUTE_CPPBOXWITHNONMAXIMASUPPRESSIONLIMITKERNEL_H |
| #define ARM_COMPUTE_CPPBOXWITHNONMAXIMASUPPRESSIONLIMITKERNEL_H |
| |
| #include "arm_compute/core/CPP/ICPPKernel.h" |
| #include "arm_compute/core/Types.h" |
| |
| namespace arm_compute |
| { |
| class ITensor; |
| |
| /** CPP kernel to perform computation of BoxWithNonMaximaSuppressionLimit */ |
| class CPPBoxWithNonMaximaSuppressionLimitKernel : public ICPPKernel |
| { |
| public: |
| const char *name() const override |
| { |
| return "CPPBoxWithNonMaximaSuppressionLimitKernel"; |
| } |
| /** Default constructor */ |
| CPPBoxWithNonMaximaSuppressionLimitKernel(); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CPPBoxWithNonMaximaSuppressionLimitKernel(const CPPBoxWithNonMaximaSuppressionLimitKernel &) = delete; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| CPPBoxWithNonMaximaSuppressionLimitKernel &operator=(const CPPBoxWithNonMaximaSuppressionLimitKernel &) = delete; |
| /** Allow instances of this class to be moved */ |
| CPPBoxWithNonMaximaSuppressionLimitKernel(CPPBoxWithNonMaximaSuppressionLimitKernel &&) = default; |
| /** Allow instances of this class to be moved */ |
| CPPBoxWithNonMaximaSuppressionLimitKernel &operator=(CPPBoxWithNonMaximaSuppressionLimitKernel &&) = default; |
| /** Initialise the kernel's input and output tensors. |
| * |
| * @param[in] scores_in The scores input tensor of size [num_classes, count]. Data types supported: F16/F32 |
| * @param[in] boxes_in The boxes input tensor of size [num_classes * 4, count]. Data types supported: Same as @p scores_in |
| * @param[in] batch_splits_in The batch splits input tensor of size [batch_size]. Data types supported: Same as @p scores_in |
| * @note Can be a nullptr. If not a nullptr, @p scores_in and @p boxes_in have items from multiple images. |
| * @param[out] scores_out The scores output tensor of size [N]. Data types supported: Same as @p scores_in |
| * @param[out] boxes_out The boxes output tensor of size [4, N]. Data types supported: Same as @p scores_in |
| * @param[out] classes The classes output tensor of size [N]. Data types supported: Same as @p scores_in |
| * @param[out] batch_splits_out (Optional) The batch splits output tensor [batch_size]. Data types supported: Same as @p scores_in |
| * @param[out] keeps (Optional) The keeps output tensor of size [N]. Data types supported: Same as@p scores_in |
| * @param[out] keeps_size (Optional) Number of filtered indices per class tensor of size [num_classes]. Data types supported: U32 |
| * @param[in] info (Optional) BoxNMSLimitInfo information. |
| */ |
| void configure(const ITensor *scores_in, const ITensor *boxes_in, const ITensor *batch_splits_in, ITensor *scores_out, ITensor *boxes_out, ITensor *classes, |
| ITensor *batch_splits_out = nullptr, ITensor *keeps = nullptr, ITensor *keeps_size = nullptr, const BoxNMSLimitInfo info = BoxNMSLimitInfo()); |
| |
| // Inherited methods overridden: |
| void run(const Window &window, const ThreadInfo &info) override; |
| bool is_parallelisable() const override; |
| |
| template <typename T> |
| void run_nmslimit(); |
| |
| private: |
| const ITensor *_scores_in; |
| const ITensor *_boxes_in; |
| const ITensor *_batch_splits_in; |
| ITensor *_scores_out; |
| ITensor *_boxes_out; |
| ITensor *_classes; |
| ITensor *_batch_splits_out; |
| ITensor *_keeps; |
| ITensor *_keeps_size; |
| BoxNMSLimitInfo _info; |
| }; |
| } // namespace arm_compute |
| #endif /* ARM_COMPUTE_CPPBOXWITHNONMAXIMASUPPRESSIONLIMITKERNEL_H */ |