1 /* 2 * Copyright (c) 2019-2022 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_NEROIALIGNLAYERKERNEL_H 25 #define ARM_COMPUTE_NEROIALIGNLAYERKERNEL_H 26 27 #include "src/core/NEON/INEKernel.h" 28 29 namespace arm_compute 30 { 31 class ITensor; 32 33 /** Interface for the RoIAlign kernel. 34 */ 35 class NEROIAlignLayerKernel : public INEKernel 36 { 37 public: name()38 const char *name() const override 39 { 40 return "NEROIAlignLayerKernel"; 41 } 42 43 /** Constructor */ 44 NEROIAlignLayerKernel(); 45 /** Prevent instances of this class from being copied (As this class contains pointers) */ 46 NEROIAlignLayerKernel(const NEROIAlignLayerKernel &) = delete; 47 /** Prevent instances of this class from being copied (As this class contains pointers) */ 48 NEROIAlignLayerKernel &operator=(const NEROIAlignLayerKernel &) = delete; 49 /** Default Move Constructor. */ 50 NEROIAlignLayerKernel(NEROIAlignLayerKernel &&) = default; 51 /** Default move assignment operator. */ 52 NEROIAlignLayerKernel &operator=(NEROIAlignLayerKernel &&) = default; 53 /** Default destructor */ 54 ~NEROIAlignLayerKernel() = default; 55 56 /** Set the input and output tensors. 57 * 58 * @param[in] input Source tensor. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 59 * @param[in] rois ROIs tensor, it is a 2D tensor of size [5, N] (where N is the number of ROIs) containing top left and bottom right corner 60 * as coordinate of an image and batch_id of ROI [ batch_id, x1, y1, x2, y2 ]. 61 * Data types supported: QASYMM16 with scale of 0.125 and 0 offset if @p input is QASYMM8/QASYMM8_SIGNED, otherwise same as @p input 62 * @param[out] output Destination tensor. Data types supported: Same as @p input. 63 * @param[in] pool_info Contains pooling operation information described in @ref ROIPoolingLayerInfo. 64 * 65 * @note The x and y dimensions of @p output tensor must be the same as @p pool_info 's pooled 66 * width and pooled height. 67 * @note The z dimensions of @p output tensor and @p input tensor must be the same. 68 * @note The fourth dimension of @p output tensor must be the same as the number of elements in @p rois array. 69 */ 70 void configure(const ITensor *input, const ITensor *rois, ITensor *output, const ROIPoolingLayerInfo &pool_info); 71 /** Static function to check if given info will lead to a valid configuration of @ref NEROIAlignLayerKernel 72 * 73 * @param[in] input Source tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/F32. 74 * @param[in] rois ROIs tensor info. Data types supported: QASYMM16 with scale of 0.125 and 0 offset if @p input is QASYMM8/QASYMM8_SIGNED, 75 * otherwise same as @p input 76 * @param[in] output Destination tensor info. Data types supported: Same as @p input. 77 * @param[in] pool_info Contains pooling operation information described in @ref ROIPoolingLayerInfo. 78 * 79 * @note The x and y dimensions of @p output tensor must be the same as @p pool_info 's pooled 80 * width and pooled height. 81 * @note The z dimensions of @p output tensor and @p input tensor must be the same. 82 * @note The fourth dimension of @p output tensor must be the same as the number of elements in @p rois array. 83 * 84 * @return a Status 85 */ 86 static Status validate(const ITensorInfo *input, const ITensorInfo *rois, ITensorInfo *output, const ROIPoolingLayerInfo &pool_info); 87 88 // Inherited methods overridden: 89 void run(const Window &window, const ThreadInfo &info) override; 90 91 private: 92 const ITensor *_input; 93 ITensor *_output; 94 const ITensor *_rois; 95 ROIPoolingLayerInfo _pool_info; 96 }; 97 } // namespace arm_compute 98 #endif /*ARM_COMPUTE_NEROIALIGNLAYERKERNEL_H*/ 99