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Diffstat (limited to 'arm_compute/runtime/CL/functions/CLGenerateProposalsLayer.h')
| -rw-r--r-- | arm_compute/runtime/CL/functions/CLGenerateProposalsLayer.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/arm_compute/runtime/CL/functions/CLGenerateProposalsLayer.h b/arm_compute/runtime/CL/functions/CLGenerateProposalsLayer.h new file mode 100644 index 0000000000..26da0bfd7e --- /dev/null +++ b/arm_compute/runtime/CL/functions/CLGenerateProposalsLayer.h @@ -0,0 +1,148 @@ +/* + * 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_CLGENERATEPROPOSALSLAYER_H__ +#define __ARM_COMPUTE_CLGENERATEPROPOSALSLAYER_H__ +#include "arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h" +#include "arm_compute/core/CL/kernels/CLCopyKernel.h" +#include "arm_compute/core/CL/kernels/CLGenerateProposalsLayerKernel.h" +#include "arm_compute/core/CL/kernels/CLMemsetKernel.h" +#include "arm_compute/core/CL/kernels/CLPermuteKernel.h" +#include "arm_compute/core/CL/kernels/CLReshapeLayerKernel.h" +#include "arm_compute/core/CL/kernels/CLStridedSliceKernel.h" +#include "arm_compute/core/CPP/kernels/CPPBoxWithNonMaximaSuppressionLimitKernel.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/CL/CLMemoryGroup.h" +#include "arm_compute/runtime/CL/CLScheduler.h" +#include "arm_compute/runtime/CL/CLTensor.h" +#include "arm_compute/runtime/CPP/CPPScheduler.h" +#include "arm_compute/runtime/IFunction.h" + +namespace arm_compute +{ +class ICLTensor; + +/** Basic function to generate proposals for a RPN (Region Proposal Network) + * + * This function calls the following OpenCL kernels: + * -# @ref CLComputeAllAnchors + * -# @ref CLPermute x 2 + * -# @ref CLReshapeLayer x 2 + * -# @ref CLStridedSlice x 3 + * -# @ref CLBoundingBoxTransform + * -# @ref CLCopyKernel + * -# @ref CLMemsetKernel + * And the following CPP kernels: + * -# @ref CPPBoxWithNonMaximaSuppressionLimit + */ +class CLGenerateProposalsLayer : public IFunction +{ +public: + /** Default constructor + * + * @param[in] memory_manager (Optional) Memory manager. + */ + CLGenerateProposalsLayer(std::shared_ptr<IMemoryManager> memory_manager = nullptr); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLGenerateProposalsLayer(const CLGenerateProposalsLayer &) = delete; + /** Default move constructor */ + CLGenerateProposalsLayer(CLGenerateProposalsLayer &&) = default; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLGenerateProposalsLayer &operator=(const CLGenerateProposalsLayer &) = delete; + /** Default move assignment operator */ + CLGenerateProposalsLayer &operator=(CLGenerateProposalsLayer &&) = 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 ICLTensor *scores, const ICLTensor *deltas, const ICLTensor *anchors, ICLTensor *proposals, ICLTensor *scores_out, ICLTensor *num_valid_proposals, + const GenerateProposalsInfo &info); + + /** Static function to check if given info will lead to a valid configuration of @ref CLGenerateProposalsLayer + * + * @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 + CLMemoryGroup _memory_group; + + // OpenCL kernels + CLPermuteKernel _permute_deltas_kernel; + CLReshapeLayerKernel _flatten_deltas_kernel; + CLPermuteKernel _permute_scores_kernel; + CLReshapeLayerKernel _flatten_scores_kernel; + CLComputeAllAnchorsKernel _compute_anchors_kernel; + CLBoundingBoxTransformKernel _bounding_box_kernel; + CLMemsetKernel _memset_kernel; + CLCopyKernel _padded_copy_kernel; + + // CPP kernels + CPPBoxWithNonMaximaSuppressionLimitKernel _cpp_nms_kernel; + + bool _is_nhwc; + + // Temporary tensors + CLTensor _deltas_permuted; + CLTensor _deltas_flattened; + CLTensor _scores_permuted; + CLTensor _scores_flattened; + CLTensor _all_anchors; + CLTensor _all_proposals; + CLTensor _keeps_nms_unused; + CLTensor _classes_nms_unused; + CLTensor _proposals_4_roi_values; + + // Output tensor pointers + ICLTensor *_num_valid_proposals; + ICLTensor *_scores_out; + + /** Internal function to run the CPP BoxWithNMS kernel */ + void run_cpp_nms_kernel(); +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_CLGENERATEPROPOSALSLAYER_H__ */ |