From fc2817dc0436ef2d5064df0a061aafd3d324d894 Mon Sep 17 00:00:00 2001 From: Giorgio Arena Date: Tue, 27 Jun 2017 17:26:37 +0100 Subject: COMPMID-424 NEON/CL Harris Corners validation tests. Change-Id: I82d2a73f515a8d45d16b9ddb702fea51ae05c82e Reviewed-on: http://mpd-gerrit.cambridge.arm.com/79687 Tested-by: Kaizen Reviewed-by: Moritz Pflanzer --- tests/validation/NEON/HarrisCorners.cpp | 229 ++++++++++++++++++++++++++++++++ 1 file changed, 229 insertions(+) create mode 100644 tests/validation/NEON/HarrisCorners.cpp (limited to 'tests/validation/NEON/HarrisCorners.cpp') diff --git a/tests/validation/NEON/HarrisCorners.cpp b/tests/validation/NEON/HarrisCorners.cpp new file mode 100644 index 0000000000..6793e21c34 --- /dev/null +++ b/tests/validation/NEON/HarrisCorners.cpp @@ -0,0 +1,229 @@ +/* + * Copyright (c) 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 "AssetsLibrary.h" +#include "Globals.h" +#include "NEON/Accessor.h" +#include "NEON/Helper.h" +#include "TypePrinter.h" +#include "Utils.h" +#include "validation/Datasets.h" +#include "validation/Reference.h" +#include "validation/Validation.h" +#include "validation/ValidationUserConfiguration.h" + +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/NEON/functions/NEHarrisCorners.h" +#include "arm_compute/runtime/Tensor.h" +#include "arm_compute/runtime/TensorAllocator.h" + +#include "PaddingCalculator.h" +#include "boost_wrapper.h" + +#include +#include + +using namespace arm_compute; +using namespace arm_compute::test; +using namespace arm_compute::test::validation; + +namespace +{ +/** Compute Neon Harris corners function. + * + * @param[in] shape Shape of input tensor + * @param[in] threshold Minimum threshold with which to eliminate Harris Corner scores (computed using the normalized Sobel kernel). + * @param[in] min_dist Radial Euclidean distance for the euclidean distance stage + * @param[in] sensitivity Sensitivity threshold k from the Harris-Stephens equation + * @param[in] gradient_size The gradient window size to use on the input. The implementation supports 3, 5, and 7 + * @param[in] block_size The block window size used to compute the Harris Corner score. The implementation supports 3, 5, and 7. + * @param[in] border_mode Border mode to use + * @param[in] constant_border_value Constant value to use for borders if border_mode is set to CONSTANT. + * @param[in] use_fp16 If true the FP16 kernels will be used. If false F32 kernels are used. + * + * @return Computed corners' keypoints. + */ +KeyPointArray compute_harris_corners(const TensorShape &shape, float threshold, float min_dist, float sensitivity, + int32_t gradient_size, int32_t block_size, BorderMode border_mode, uint8_t constant_border_value, bool use_fp16) +{ + // Create tensors + Tensor src = create_tensor(shape, DataType::U8); + src.info()->set_format(Format::U8); + + // Create array of keypoints + KeyPointArray corners(shape.total_size()); + + // Create harris corners configure function + NEHarrisCorners harris_corners; + harris_corners.configure(&src, threshold, min_dist, sensitivity, gradient_size, block_size, &corners, border_mode, constant_border_value, use_fp16); + + // Allocate tensors + src.allocator()->allocate(); + + BOOST_TEST(!src.info()->is_resizable()); + + // Fill tensors + library->fill_tensor_uniform(Accessor(src), 0); + + // Compute function + harris_corners.run(); + + return corners; +} +} // namespace + +#ifndef DOXYGEN_SKIP_THIS +BOOST_AUTO_TEST_SUITE(NEON) +BOOST_AUTO_TEST_SUITE(HarrisCorners) + +BOOST_TEST_DECORATOR(*boost::unit_test::label("precommit") * boost::unit_test::label("nightly")) +BOOST_DATA_TEST_CASE(Configuration, (Small2DShapes() + Large2DShapes()) * BorderModes() + * boost::unit_test::data::make({ 3, 5, 7 }) * boost::unit_test::data::make({ 3, 5, 7 }), + shape, border_mode, gradient, block) +{ + // Create tensors + Tensor src = create_tensor(shape, DataType::U8); + src.info()->set_format(Format::U8); + + KeyPointArray corners; + + uint8_t constant_border_value = 0; + + std::mt19937 gen(user_config.seed.get()); + std::uniform_real_distribution real_dist(0.01, std::numeric_limits::min()); + + const float threshold = real_dist(gen); + const float sensitivity = real_dist(gen); + const float max_euclidean_distance = 30.f; + + real_dist = std::uniform_real_distribution(0.f, max_euclidean_distance); + const float min_dist = real_dist(gen); + + // 50% chance to use fp16 + bool use_fp16 = real_dist(gen) < max_euclidean_distance / 2 ? true : false; + + // Generate a random constant value if border_mode is constant + if(border_mode == BorderMode::CONSTANT) + { + std::uniform_int_distribution int_dist(0, 255); + constant_border_value = int_dist(gen); + } + + BOOST_TEST(src.info()->is_resizable()); + + // Create harris corners configure function + NEHarrisCorners harris_corners; + harris_corners.configure(&src, threshold, min_dist, sensitivity, gradient, block, &corners, border_mode, constant_border_value, use_fp16); + + // Validate valid region + const ValidRegion valid_region = shape_to_valid_region(shape); + + validate(src.info()->valid_region(), valid_region); + + // Validate padding + PaddingCalculator calculator(shape.x(), 8); + + calculator.set_border_mode(border_mode); + calculator.set_border_size(gradient / 2); + calculator.set_access_offset(-gradient / 2); + calculator.set_accessed_elements(16); + + const PaddingSize padding = calculator.required_padding(); + + validate(src.info()->padding(), padding); +} + +BOOST_TEST_DECORATOR(*boost::unit_test::label("precommit")) +BOOST_DATA_TEST_CASE(RunSmall, Small2DShapes() * BorderModes() * boost::unit_test::data::make({ 3, 5, 7 }) * boost::unit_test::data::make({ 3, 5, 7 }), shape, border_mode, gradient, block) +{ + uint8_t constant_border_value = 0; + + std::mt19937 gen(user_config.seed.get()); + std::uniform_real_distribution real_dist(0.01, std::numeric_limits::min()); + + const float threshold = real_dist(gen); + const float sensitivity = real_dist(gen); + const float max_euclidean_distance = 30.f; + + real_dist = std::uniform_real_distribution(0.f, max_euclidean_distance); + const float min_dist = real_dist(gen); + + // 50% chance to use fp16 + bool use_fp16 = real_dist(gen) < max_euclidean_distance / 2 ? true : false; + + // Generate a random constant value if border_mode is constant + if(border_mode == BorderMode::CONSTANT) + { + std::uniform_int_distribution int_dist(0, 255); + constant_border_value = int_dist(gen); + } + + // Compute function + KeyPointArray dst = compute_harris_corners(shape, threshold, min_dist, sensitivity, gradient, block, border_mode, constant_border_value, use_fp16); + + // Compute reference + KeyPointArray ref_dst = Reference::compute_reference_harris_corners(shape, threshold, min_dist, sensitivity, gradient, block, border_mode, constant_border_value); + + // Validate output + validate(dst, ref_dst); +} + +BOOST_TEST_DECORATOR(*boost::unit_test::label("nightly")) +BOOST_DATA_TEST_CASE(RunLarge, Large2DShapes() * BorderModes() * boost::unit_test::data::make({ 3, 5, 7 }) * boost::unit_test::data::make({ 3, 5, 7 }), shape, border_mode, gradient, block) +{ + uint8_t constant_border_value = 0; + + std::mt19937 gen(user_config.seed.get()); + std::uniform_real_distribution real_dist(0.01, std::numeric_limits::min()); + + const float threshold = real_dist(gen); + const float sensitivity = real_dist(gen); + const float max_euclidean_distance = 30.f; + + real_dist = std::uniform_real_distribution(0.f, max_euclidean_distance); + float min_dist = real_dist(gen); + + // 50% chance to use fp16 + bool use_fp16 = real_dist(gen) < max_euclidean_distance / 2 ? true : false; + + // Generate a random constant value if border_mode is constant + if(border_mode == BorderMode::CONSTANT) + { + std::uniform_int_distribution int_dist(0, 255); + constant_border_value = int_dist(gen); + } + + // Compute function + KeyPointArray dst = compute_harris_corners(shape, threshold, min_dist, sensitivity, gradient, block, border_mode, constant_border_value, use_fp16); + + // Compute reference + KeyPointArray ref_dst = Reference::compute_reference_harris_corners(shape, threshold, min_dist, sensitivity, gradient, block, border_mode, constant_border_value); + + // Validate output + validate(dst, ref_dst); +} + +BOOST_AUTO_TEST_SUITE_END() +BOOST_AUTO_TEST_SUITE_END() +#endif /* DOXYGEN_SKIP_THIS */ -- cgit v1.2.1