From d985378af0c9a4db6a483634dd40526cd4031dee Mon Sep 17 00:00:00 2001 From: Giuseppe Rossini Date: Fri, 25 Oct 2019 11:11:44 +0100 Subject: COMPMID-2588: Optimize the output detection kernel required by MobileNet-SSD (~27% improvement) Change-Id: Ic6ce570af3878a0666ec680e0efabba3fcfd1222 Signed-off-by: Giuseppe Rossini Reviewed-on: https://review.mlplatform.org/c/2160 Comments-Addressed: Arm Jenkins Reviewed-by: Georgios Pinitas Reviewed-by: Gian Marco Iodice Tested-by: Arm Jenkins --- .../NEON/functions/NEDetectionPostProcessLayer.h | 100 +++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 arm_compute/runtime/NEON/functions/NEDetectionPostProcessLayer.h (limited to 'arm_compute/runtime/NEON/functions/NEDetectionPostProcessLayer.h') diff --git a/arm_compute/runtime/NEON/functions/NEDetectionPostProcessLayer.h b/arm_compute/runtime/NEON/functions/NEDetectionPostProcessLayer.h new file mode 100644 index 0000000000..58ba98a376 --- /dev/null +++ b/arm_compute/runtime/NEON/functions/NEDetectionPostProcessLayer.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2019 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_NE_DETECTION_POSTPROCESS_H__ +#define __ARM_COMPUTE_NE_DETECTION_POSTPROCESS_H__ + +#include "arm_compute/runtime/NEON/INESimpleFunction.h" + +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/CPP/functions/CPPDetectionPostProcessLayer.h" +#include "arm_compute/runtime/IMemoryManager.h" +#include "arm_compute/runtime/MemoryGroup.h" +#include "arm_compute/runtime/NEON/functions/NEDequantizationLayer.h" +#include "arm_compute/runtime/Tensor.h" + +#include + +namespace arm_compute +{ +class ITensor; + +/** NE Function to generate the detection output based on center size encoded boxes, class prediction and anchors + * by doing non maximum suppression. + * + * @note Intended for use with MultiBox detection method. + */ +class NEDetectionPostProcessLayer : public IFunction +{ +public: + /** Constructor */ + NEDetectionPostProcessLayer(std::shared_ptr memory_manager = nullptr); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEDetectionPostProcessLayer(const NEDetectionPostProcessLayer &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEDetectionPostProcessLayer &operator=(const NEDetectionPostProcessLayer &) = delete; + /** Configure the detection output layer NE function + * + * @param[in] input_box_encoding The bounding box input tensor. Data types supported: F32, QASYMM8. + * @param[in] input_score The class prediction input tensor. Data types supported: Same as @p input_box_encoding. + * @param[in] input_anchors The anchors input tensor. Data types supported: Same as @p input_box_encoding. + * @param[out] output_boxes The boxes output tensor. Data types supported: F32. + * @param[out] output_classes The classes output tensor. Data types supported: Same as @p output_boxes. + * @param[out] output_scores The scores output tensor. Data types supported: Same as @p output_boxes. + * @param[out] num_detection The number of output detection. Data types supported: Same as @p output_boxes. + * @param[in] info (Optional) DetectionPostProcessLayerInfo information. + * + * @note Output contains all the detections. Of those, only the ones selected by the valid region are valid. + */ + void configure(const ITensor *input_box_encoding, const ITensor *input_score, const ITensor *input_anchors, + ITensor *output_boxes, ITensor *output_classes, ITensor *output_scores, ITensor *num_detection, DetectionPostProcessLayerInfo info = DetectionPostProcessLayerInfo()); + /** Static function to check if given info will lead to a valid configuration of @ref NEDetectionPostProcessLayer + * + * @param[in] input_box_encoding The bounding box input tensor info. Data types supported: F32, QASYMM8. + * @param[in] input_class_score The class prediction input tensor info. Data types supported: F32, QASYMM8. + * @param[in] input_anchors The anchors input tensor. Data types supported: F32, QASYMM8. + * @param[out] output_boxes The output tensor. Data types supported: F32. + * @param[out] output_classes The output tensor. Data types supported: Same as @p output_boxes. + * @param[out] output_scores The output tensor. Data types supported: Same as @p output_boxes. + * @param[out] num_detection The number of output detection. Data types supported: Same as @p output_boxes. + * @param[in] info (Optional) DetectionPostProcessLayerInfo information. + * + * @return a status + */ + static Status validate(const ITensorInfo *input_box_encoding, const ITensorInfo *input_class_score, const ITensorInfo *input_anchors, + ITensorInfo *output_boxes, ITensorInfo *output_classes, ITensorInfo *output_scores, ITensorInfo *num_detection, + DetectionPostProcessLayerInfo info = DetectionPostProcessLayerInfo()); + // Inherited methods overridden: + void run() override; + +private: + MemoryGroup _memory_group; + + NEDequantizationLayer _dequantize; + CPPDetectionPostProcessLayer _detection_post_process; + + Tensor _decoded_scores; + bool _run_dequantize; +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NE_DETECTION_POSTPROCESS_H__ */ -- cgit v1.2.1