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 --- .../kernels/NEGenerateProposalsLayerKernel.cpp | 131 +++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 src/core/NEON/kernels/NEGenerateProposalsLayerKernel.cpp (limited to 'src/core/NEON/kernels/NEGenerateProposalsLayerKernel.cpp') diff --git a/src/core/NEON/kernels/NEGenerateProposalsLayerKernel.cpp b/src/core/NEON/kernels/NEGenerateProposalsLayerKernel.cpp new file mode 100644 index 0000000000..4a585b70fd --- /dev/null +++ b/src/core/NEON/kernels/NEGenerateProposalsLayerKernel.cpp @@ -0,0 +1,131 @@ +/* + * 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. + */ +#include "arm_compute/core/NEON/kernels/NEGenerateProposalsLayerKernel.h" + +#include "arm_compute/core/AccessWindowStatic.h" +#include "arm_compute/core/CPP/Validate.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/TensorInfo.h" +#include "arm_compute/core/Utils.h" +#include "arm_compute/core/Window.h" + +namespace arm_compute +{ +namespace +{ +Status validate_arguments(const ITensorInfo *anchors, const ITensorInfo *all_anchors, const ComputeAnchorsInfo &info) +{ + ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(anchors, all_anchors); + ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(anchors); + ARM_COMPUTE_RETURN_ERROR_ON(anchors->dimension(0) != info.values_per_roi()); + ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_NOT_IN(anchors, DataType::F16, DataType::F32); + ARM_COMPUTE_RETURN_ERROR_ON(anchors->num_dimensions() > 2); + if(all_anchors->total_size() > 0) + { + const size_t feature_height = info.feat_height(); + const size_t feature_width = info.feat_width(); + const size_t num_anchors = anchors->dimension(1); + ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(all_anchors, anchors); + ARM_COMPUTE_RETURN_ERROR_ON(all_anchors->num_dimensions() > 2); + ARM_COMPUTE_RETURN_ERROR_ON(all_anchors->dimension(0) != info.values_per_roi()); + ARM_COMPUTE_RETURN_ERROR_ON(all_anchors->dimension(1) != feature_height * feature_width * num_anchors); + } + return Status{}; +} + +} // namespace + +NEComputeAllAnchorsKernel::NEComputeAllAnchorsKernel() + : _anchors(nullptr), _all_anchors(nullptr), _anchors_info(0.f, 0.f, 0.f) +{ +} + +void NEComputeAllAnchorsKernel::configure(const ITensor *anchors, ITensor *all_anchors, const ComputeAnchorsInfo &info) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(anchors, all_anchors); + ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(anchors->info(), all_anchors->info(), info)); + + // Metadata + const size_t num_anchors = anchors->info()->dimension(1); + const DataType data_type = anchors->info()->data_type(); + const float width = info.feat_width(); + const float height = info.feat_height(); + + // Initialize the output if empty + const TensorShape output_shape(info.values_per_roi(), width * height * num_anchors); + auto_init_if_empty(*all_anchors->info(), output_shape, 1, data_type); + + // Set instance variables + _anchors = anchors; + _all_anchors = all_anchors; + _anchors_info = info; + + Window win = calculate_max_window(*all_anchors->info(), Steps(info.values_per_roi())); + + INEKernel::configure(win); +} + +Status NEComputeAllAnchorsKernel::validate(const ITensorInfo *anchors, const ITensorInfo *all_anchors, const ComputeAnchorsInfo &info) +{ + ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(anchors, all_anchors, info)); + return Status{}; +} + +void NEComputeAllAnchorsKernel::run(const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); + + Iterator all_anchors_it(_all_anchors, window); + Iterator anchors_it(_all_anchors, window); + + const size_t num_anchors = _anchors->info()->dimension(1); + const float stride = 1.f / _anchors_info.spatial_scale(); + const size_t feat_width = _anchors_info.feat_width(); + + execute_window_loop(window, [&](const Coordinates & id) + { + const size_t anchor_offset = id.y() % num_anchors; + + const auto out_anchor_ptr = reinterpret_cast(all_anchors_it.ptr()); + const auto anchor_ptr = reinterpret_cast(_anchors->ptr_to_element(Coordinates(0, anchor_offset))); + + *out_anchor_ptr = *anchor_ptr; + *(1 + out_anchor_ptr) = *(1 + anchor_ptr); + *(2 + out_anchor_ptr) = *(2 + anchor_ptr); + *(3 + out_anchor_ptr) = *(3 + anchor_ptr); + + const size_t shift_idy = id.y() / num_anchors; + const float shiftx = (shift_idy % feat_width) * stride; + const float shifty = (shift_idy / feat_width) * stride; + + *out_anchor_ptr += shiftx; + *(out_anchor_ptr + 1) += shifty; + *(out_anchor_ptr + 2) += shiftx; + *(out_anchor_ptr + 3) += shifty; + }, + all_anchors_it); +} +} // namespace arm_compute -- cgit v1.2.1