1 /* 2 * Copyright (c) 2016-2020 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_NEFILLARRAYKERNEL_H 25 #define ARM_COMPUTE_NEFILLARRAYKERNEL_H 26 27 #include "arm_compute/core/IArray.h" 28 #include "arm_compute/core/Types.h" 29 #include "src/core/NEON/INEKernel.h" 30 31 #include <cstdint> 32 33 namespace arm_compute 34 { 35 class ITensor; 36 using IImage = ITensor; 37 38 /** This kernel adds all texels greater than or equal to the threshold value to the keypoint array. */ 39 class NEFillArrayKernel : public INEKernel 40 { 41 public: name()42 const char *name() const override 43 { 44 return "NEFillArrayKernel"; 45 } 46 /** Default contructor */ 47 NEFillArrayKernel(); 48 /** Prevent instances of this class from being copied (As this class contains pointers) */ 49 NEFillArrayKernel(const NEFillArrayKernel &) = delete; 50 /** Prevent instances of this class from being copied (As this class contains pointers) */ 51 NEFillArrayKernel &operator=(const NEFillArrayKernel &) = delete; 52 /** Allow instances of this class to be moved */ 53 NEFillArrayKernel(NEFillArrayKernel &&) = default; 54 /** Allow instances of this class to be moved */ 55 NEFillArrayKernel &operator=(NEFillArrayKernel &&) = default; 56 /** Default detructor */ 57 ~NEFillArrayKernel() = default; 58 59 /** Initialise the kernel. 60 * 61 * @param[in] input Source image. Data type supported: U8. 62 * @param[in] threshold Texels greater than the threshold will be added to the array. 63 * @param[out] output Arrays of keypoints to store the results. 64 */ 65 void configure(const IImage *input, uint8_t threshold, IKeyPointArray *output); 66 67 // Inherited methods overridden: 68 void run(const Window &window, const ThreadInfo &info) override; 69 bool is_parallelisable() const override; 70 71 private: 72 const IImage *_input; 73 IKeyPointArray *_output; 74 uint8_t _threshold; 75 }; 76 } // namespace arm_compute 77 #endif /* ARM_COMPUTE_NEFILLARRAYKERNEL_H*/ 78