From c9564cb3850b6675cef663d7cc0722567b55cc25 Mon Sep 17 00:00:00 2001 From: Pablo Tello Date: Fri, 13 Sep 2019 10:20:25 +0100 Subject: COMPMID-2257: Implement NEGenerateProposals. Change-Id: I8d751f8b09f842a214c305a4530a71d82f16db8f Signed-off-by: Pablo Tello Reviewed-on: https://review.mlplatform.org/c/1943 Tested-by: Arm Jenkins Comments-Addressed: Arm Jenkins Reviewed-by: Michele Di Giorgio --- .../NEON/functions/NEGenerateProposalsLayer.h | 147 +++++++++++++++++++++ 1 file changed, 147 insertions(+) create mode 100644 arm_compute/runtime/NEON/functions/NEGenerateProposalsLayer.h (limited to 'arm_compute/runtime/NEON/functions/NEGenerateProposalsLayer.h') diff --git a/arm_compute/runtime/NEON/functions/NEGenerateProposalsLayer.h b/arm_compute/runtime/NEON/functions/NEGenerateProposalsLayer.h new file mode 100644 index 0000000000..0e6601e4f9 --- /dev/null +++ b/arm_compute/runtime/NEON/functions/NEGenerateProposalsLayer.h @@ -0,0 +1,147 @@ +/* + * 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_NEGENERATEPROPOSALSLAYER_H__ +#define __ARM_COMPUTE_NEGENERATEPROPOSALSLAYER_H__ +#include "arm_compute/core/CPP/kernels/CPPBoxWithNonMaximaSuppressionLimitKernel.h" +#include "arm_compute/core/NEON/kernels/NEBoundingBoxTransformKernel.h" +#include "arm_compute/core/NEON/kernels/NECopyKernel.h" +#include "arm_compute/core/NEON/kernels/NEGenerateProposalsLayerKernel.h" +#include "arm_compute/core/NEON/kernels/NEMemsetKernel.h" +#include "arm_compute/core/NEON/kernels/NEPermuteKernel.h" +#include "arm_compute/core/NEON/kernels/NEReshapeLayerKernel.h" +#include "arm_compute/core/NEON/kernels/NEStridedSliceKernel.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/CPP/CPPScheduler.h" +#include "arm_compute/runtime/IFunction.h" +#include "arm_compute/runtime/MemoryGroup.h" +#include "arm_compute/runtime/Tensor.h" + +namespace arm_compute +{ +class ITensor; + +/** Basic function to generate proposals for a RPN (Region Proposal Network) + * + * This function calls the following Neon kernels: + * -# @ref NEComputeAllAnchors + * -# @ref NEPermute x 2 + * -# @ref NEReshapeLayer x 2 + * -# @ref NEStridedSlice x 3 + * -# @ref NEBoundingBoxTransform + * -# @ref NECopyKernel + * -# @ref NEMemsetKernel + * And the following CPP kernels: + * -# @ref CPPBoxWithNonMaximaSuppressionLimit + */ +class NEGenerateProposalsLayer : public IFunction +{ +public: + /** Default constructor + * + * @param[in] memory_manager (Optional) Memory manager. + */ + NEGenerateProposalsLayer(std::shared_ptr memory_manager = nullptr); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEGenerateProposalsLayer(const NEGenerateProposalsLayer &) = delete; + /** Default move constructor */ + NEGenerateProposalsLayer(NEGenerateProposalsLayer &&) = default; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEGenerateProposalsLayer &operator=(const NEGenerateProposalsLayer &) = delete; + /** Default move assignment operator */ + NEGenerateProposalsLayer &operator=(NEGenerateProposalsLayer &&) = default; + + /** Set the input and output tensors. + * + * @param[in] scores Scores from convolution layer of size (W, H, A), where H and W are the height and width of the feature map, and A is the number of anchors. Data types supported: F16/F32 + * @param[in] deltas Bounding box deltas from convolution layer of size (W, H, 4*A). Data types supported: Same as @p scores + * @param[in] anchors Anchors tensor of size (4, A). Data types supported: Same as @p input + * @param[out] proposals Box proposals output tensor of size (5, W*H*A). Data types supported: Same as @p input + * @param[out] scores_out Box scores output tensor of size (W*H*A). Data types supported: Same as @p input + * @param[out] num_valid_proposals Scalar output tensor which says which of the first proposals are valid. Data types supported: U32 + * @param[in] info Contains GenerateProposals operation information described in @ref GenerateProposalsInfo + * + * @note Only single image prediction is supported. Height and Width (and scale) of the image will be contained in the @ref GenerateProposalsInfo struct. + * @note Proposals contains all the proposals. Of those, only the first num_valid_proposals are valid. + */ + void configure(const ITensor *scores, const ITensor *deltas, const ITensor *anchors, ITensor *proposals, ITensor *scores_out, ITensor *num_valid_proposals, + const GenerateProposalsInfo &info); + + /** Static function to check if given info will lead to a valid configuration of @ref NEGenerateProposalsLayer + * + * @param[in] scores Scores info from convolution layer of size (W, H, A), where H and W are the height and width of the feature map, and A is the number of anchors. Data types supported: F16/F32 + * @param[in] deltas Bounding box deltas info from convolution layer of size (W, H, 4*A). Data types supported: Same as @p scores + * @param[in] anchors Anchors tensor info of size (4, A). Data types supported: Same as @p input + * @param[in] proposals Box proposals info output tensor of size (5, W*H*A). Data types supported: Data types supported: U32 + * @param[in] scores_out Box scores output tensor info of size (W*H*A). Data types supported: Same as @p input + * @param[in] num_valid_proposals Scalar output tensor info which says which of the first proposals are valid. Data types supported: Same as @p input + * @param[in] info Contains GenerateProposals operation information described in @ref GenerateProposalsInfo + * + * @return a Status + */ + static Status validate(const ITensorInfo *scores, const ITensorInfo *deltas, const ITensorInfo *anchors, const ITensorInfo *proposals, const ITensorInfo *scores_out, + const ITensorInfo *num_valid_proposals, + const GenerateProposalsInfo &info); + + // Inherited methods overridden: + void run() override; + +private: + // Memory group manager + MemoryGroup _memory_group; + + // Neon kernels + NEPermuteKernel _permute_deltas_kernel; + NEReshapeLayerKernel _flatten_deltas_kernel; + NEPermuteKernel _permute_scores_kernel; + NEReshapeLayerKernel _flatten_scores_kernel; + NEComputeAllAnchorsKernel _compute_anchors_kernel; + NEBoundingBoxTransformKernel _bounding_box_kernel; + NEMemsetKernel _memset_kernel; + NECopyKernel _padded_copy_kernel; + + // CPP kernels + CPPBoxWithNonMaximaSuppressionLimitKernel _cpp_nms_kernel; + + bool _is_nhwc; + + // Temporary tensors + Tensor _deltas_permuted; + Tensor _deltas_flattened; + Tensor _scores_permuted; + Tensor _scores_flattened; + Tensor _all_anchors; + Tensor _all_proposals; + Tensor _keeps_nms_unused; + Tensor _classes_nms_unused; + Tensor _proposals_4_roi_values; + + // Output tensor pointers + ITensor *_num_valid_proposals; + ITensor *_scores_out; + + /** Internal function to run the CPP BoxWithNMS kernel */ + void run_cpp_nms_kernel(); +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NEGENERATEPROPOSALSLAYER_H__ */ -- cgit v1.2.1