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Diffstat (limited to 'tests/validation/fixtures/HOGDetectorFixture.h')
-rw-r--r-- | tests/validation/fixtures/HOGDetectorFixture.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/tests/validation/fixtures/HOGDetectorFixture.h b/tests/validation/fixtures/HOGDetectorFixture.h new file mode 100644 index 0000000000..c2d0514d11 --- /dev/null +++ b/tests/validation/fixtures/HOGDetectorFixture.h @@ -0,0 +1,138 @@ +/* + * Copyright (c) 2018 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_TEST_HOG_DETECTOR_FIXTURE +#define ARM_COMPUTE_TEST_HOG_DETECTOR_FIXTURE + +#include "arm_compute/core/HOGInfo.h" +#include "arm_compute/core/Types.h" +#include "tests/AssetsLibrary.h" +#include "tests/Globals.h" +#include "tests/IAccessor.h" +#include "tests/IHOGAccessor.h" +#include "tests/framework/Asserts.h" +#include "tests/framework/Fixture.h" +#include "tests/validation/fixtures/HOGDescriptorFixture.h" +#include "tests/validation/reference/HOGDetector.h" + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +template <typename TensorType, + typename HOGType, + typename DetectionWindowArrayType, + typename HOGDescriptorType, + typename AccessorType, + typename ArrayAccessorType, + typename HOGAccessorType, + typename HOGDetectorType, + typename T, + typename U> +class HOGDetectorValidationFixture : public HOGDescriptorValidationFixture<TensorType, HOGType, AccessorType, HOGDescriptorType, T, U> +{ +public: + template <typename...> + void setup(Size2D detection_window_stride, std::string image, HOGInfo hog_info, Format format, BorderMode border_mode) + { + using HDF = HOGDescriptorValidationFixture<TensorType, HOGType, AccessorType, HOGDescriptorType, T, U>; + HDF::setup(image, hog_info, format, border_mode); + + const unsigned int max_num_detection_windows = 100000; + + // Initialise descriptor (linear SVM coefficients). + // NOTE: Fixed values are used to keep the number of detection windows detected + // consistent in order to have meaningful validation tolerances. + // The values are "unbalanced" to reduce the number of detected objects + std::random_device::result_type seed = 0; + std::vector<U> descriptor = generate_random_real(hog_info.descriptor_size(), -0.505f, 0.495f, seed); + + // Compute target and reference values using feature vector from descriptor kernel + _target = compute_target(HDF::_target, descriptor, max_num_detection_windows, hog_info, detection_window_stride); + _reference = compute_reference(HDF::_reference, descriptor, max_num_detection_windows, hog_info, detection_window_stride); + } + +protected: + std::vector<DetectionWindow> compute_target(const TensorType &src, const std::vector<U> &descriptor, unsigned int max_num_detection_windows, + const HOGInfo &hog_info, const Size2D &detection_window_stride) + { + // Create HOG + HOGType hog = create_HOG<HOGType>(hog_info); + + // Create array of detection windows + DetectionWindowArrayType detection_windows(max_num_detection_windows); + + // Copy HOG descriptor values to HOG memory + { + HOGAccessorType hog_accessor(hog); + std::memcpy(hog_accessor.descriptor(), descriptor.data(), descriptor.size() * sizeof(U)); + } + + // Create and configure function + HOGDetectorType hog_detector; + hog_detector.configure(&src, &hog, &detection_windows, detection_window_stride); + + // Reset detection windows + detection_windows.clear(); + + // Compute function + hog_detector.run(); + + // Create array of detection windows + std::vector<DetectionWindow> windows; + + // Copy detection windows + ArrayAccessorType accessor(detection_windows); + + for(size_t i = 0; i < accessor.num_values(); i++) + { + DetectionWindow win; + win.x = accessor.at(i).x; + win.y = accessor.at(i).y; + win.width = accessor.at(i).width; + win.height = accessor.at(i).height; + win.idx_class = accessor.at(i).idx_class; + win.score = accessor.at(i).score; + + windows.push_back(win); + } + + return windows; + } + + std::vector<DetectionWindow> compute_reference(const SimpleTensor<U> &src, const std::vector<U> &descriptor, unsigned int max_num_detection_windows, + const HOGInfo &hog_info, const Size2D &detection_window_stride) + { + // Assumes defaults value of zero for threshold and class_idx. + return reference::hog_detector(src, descriptor, max_num_detection_windows, hog_info, detection_window_stride); + } + + std::vector<DetectionWindow> _target{}; + std::vector<DetectionWindow> _reference{}; +}; +} // namespace validation +} // namespace test +} // namespace arm_compute +#endif /* ARM_COMPUTE_TEST_HOG_DETECTOR_FIXTURE */ |