From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001 From: Anthony Barbier Date: Mon, 4 Sep 2017 18:44:23 +0100 Subject: COMPMID-344 Updated doxygen Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae --- src/runtime/NEON/functions/NEGaussianPyramid.cpp | 183 +++++++++++++++++++++++ 1 file changed, 183 insertions(+) create mode 100644 src/runtime/NEON/functions/NEGaussianPyramid.cpp (limited to 'src/runtime/NEON/functions/NEGaussianPyramid.cpp') diff --git a/src/runtime/NEON/functions/NEGaussianPyramid.cpp b/src/runtime/NEON/functions/NEGaussianPyramid.cpp new file mode 100644 index 0000000000..e1d64f11f6 --- /dev/null +++ b/src/runtime/NEON/functions/NEGaussianPyramid.cpp @@ -0,0 +1,183 @@ +/* + * Copyright (c) 2016, 2017 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/runtime/NEON/functions/NEGaussianPyramid.h" + +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/NEON/kernels/NEGaussianPyramidKernel.h" +#include "arm_compute/core/NEON/kernels/NEScaleKernel.h" +#include "arm_compute/core/PixelValue.h" +#include "arm_compute/core/TensorInfo.h" +#include "arm_compute/core/Validate.h" +#include "arm_compute/runtime/NEON/NEScheduler.h" +#include "arm_compute/runtime/NEON/functions/NEGaussian5x5.h" +#include "arm_compute/runtime/Pyramid.h" +#include "arm_compute/runtime/Tensor.h" +#include "arm_compute/runtime/TensorAllocator.h" + +#include + +using namespace arm_compute; + +NEGaussianPyramid::NEGaussianPyramid() + : _input(nullptr), _pyramid(nullptr), _tmp() +{ +} + +NEGaussianPyramidHalf::NEGaussianPyramidHalf() + : _border_handler(), _horizontal_reduction(), _vertical_reduction() +{ +} + +void NEGaussianPyramidHalf::configure(const ITensor *input, IPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON(nullptr == pyramid); + ARM_COMPUTE_ERROR_ON(input->info()->num_dimensions() != pyramid->get_pyramid_level(0)->info()->num_dimensions()); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(0) != pyramid->info()->width()); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(1) != pyramid->info()->height()); + ARM_COMPUTE_ERROR_ON(SCALE_PYRAMID_HALF != pyramid->info()->scale()); + + /* Get number of pyramid levels */ + const size_t num_levels = pyramid->info()->num_levels(); + + _input = input; + _pyramid = pyramid; + + if(num_levels > 1) + { + _border_handler = arm_compute::cpp14::make_unique(num_levels - 1); + _horizontal_reduction = arm_compute::cpp14::make_unique(num_levels - 1); + _vertical_reduction = arm_compute::cpp14::make_unique(num_levels - 1); + + // Apply half scale to the X dimension of the tensor shape + TensorShape tensor_shape = pyramid->info()->tensor_shape(); + tensor_shape.set(0, (pyramid->info()->width() + 1) * SCALE_PYRAMID_HALF); + + PyramidInfo pyramid_info(num_levels - 1, SCALE_PYRAMID_HALF, tensor_shape, Format::S16); + _tmp.init(pyramid_info); + + for(unsigned int i = 0; i < num_levels - 1; ++i) + { + /* Configure horizontal kernel */ + _horizontal_reduction[i].configure(_pyramid->get_pyramid_level(i), _tmp.get_pyramid_level(i), border_mode == BorderMode::UNDEFINED); + + /* Configure vertical kernel */ + _vertical_reduction[i].configure(_tmp.get_pyramid_level(i), _pyramid->get_pyramid_level(i + 1), border_mode == BorderMode::UNDEFINED); + + /* Configure border */ + _border_handler[i].configure(_pyramid->get_pyramid_level(i), _horizontal_reduction[i].border_size(), border_mode, PixelValue(constant_border_value)); + } + + _tmp.allocate(); + } +} + +void NEGaussianPyramidHalf::run() +{ + ARM_COMPUTE_ERROR_ON_MSG(_pyramid == nullptr, "Unconfigured function"); + + /* Get number of pyramid levels */ + const size_t num_levels = _pyramid->info()->num_levels(); + + /* The first level of the pyramid has the input image */ + _pyramid->get_pyramid_level(0)->copy_from(*_input); + + for(unsigned int i = 0; i < num_levels - 1; ++i) + { + _border_handler[i].run(_border_handler[i].window()); + NEScheduler::get().schedule(_horizontal_reduction.get() + i, Window::DimY); + NEScheduler::get().schedule(_vertical_reduction.get() + i, Window::DimY); + } +} + +NEGaussianPyramidOrb::NEGaussianPyramidOrb() + : _offsets(), _gaus5x5(), _scale_nearest() +{ +} + +void NEGaussianPyramidOrb::configure(const ITensor *input, IPyramid *pyramid, BorderMode border_mode, uint8_t constant_border_value) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); + ARM_COMPUTE_ERROR_ON(nullptr == pyramid); + ARM_COMPUTE_ERROR_ON(input->info()->num_dimensions() != pyramid->get_pyramid_level(0)->info()->num_dimensions()); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(0) != pyramid->info()->width()); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(1) != pyramid->info()->height()); + ARM_COMPUTE_ERROR_ON(SCALE_PYRAMID_ORB != pyramid->info()->scale()); + + /* Get number of pyramid levels */ + const size_t num_levels = pyramid->info()->num_levels(); + + _input = input; + _pyramid = pyramid; + + if(num_levels > 1) + { + _gaus5x5 = arm_compute::cpp14::make_unique(num_levels - 1); + _scale_nearest = arm_compute::cpp14::make_unique(num_levels - 1); + _offsets = arm_compute::cpp14::make_unique(num_levels - 1); + + PyramidInfo pyramid_info(num_levels - 1, SCALE_PYRAMID_ORB, pyramid->info()->tensor_shape(), Format::U8); + _tmp.init(pyramid_info); + + for(unsigned int i = 0; i < num_levels - 1; ++i) + { + const size_t width = _pyramid->get_pyramid_level(i + 1)->info()->dimension(0); + const size_t height = _pyramid->get_pyramid_level(i + 1)->info()->dimension(1); + + /* Allocate Image for the offsets used by NEAREST interpolation */ + TensorInfo tensor_info(TensorShape(width, height), Format::S32); + _offsets[i].allocator()->init(tensor_info); + + /* Configure gaussian 5x5 */ + _gaus5x5[i].configure(_pyramid->get_pyramid_level(i), _tmp.get_pyramid_level(i), border_mode, constant_border_value); + + /* Configure scale image kernel */ + _scale_nearest[i].configure(_tmp.get_pyramid_level(i), nullptr, nullptr, _offsets.get() + i, _pyramid->get_pyramid_level(i + 1), InterpolationPolicy::NEAREST_NEIGHBOR, + border_mode == BorderMode::UNDEFINED); + + _offsets[i].allocator()->allocate(); + } + + _tmp.allocate(); + } +} + +void NEGaussianPyramidOrb::run() +{ + ARM_COMPUTE_ERROR_ON_MSG(_pyramid == nullptr, "Unconfigured function"); + + /* Get number of pyramid levels */ + const size_t num_levels = _pyramid->info()->num_levels(); + + /* The first level of the pyramid has the input image */ + _pyramid->get_pyramid_level(0)->copy_from(*_input); + + for(unsigned int i = 0; i < num_levels - 1; ++i) + { + _gaus5x5[i].run(); + NEScheduler::get().schedule(_scale_nearest.get() + i, Window::DimY); + } +} -- cgit v1.2.1