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113 lines
3.3 KiB
113 lines
3.3 KiB
/* |
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* Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. |
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* SPDX-License-Identifier: Apache-2.0 |
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*/ |
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#include "opencv2/ts.hpp" |
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#include "opencv2/fastcv/scale.hpp" |
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namespace opencv_test { namespace { |
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class ResizeBy2Test : public ::testing::TestWithParam<cv::Size> {}; |
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class ResizeBy4Test : public ::testing::TestWithParam<cv::Size> {}; |
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TEST(resizeDownBy2, accuracy) |
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{ |
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cv::Mat inputImage = cv::imread(cvtest::findDataFile("cv/shared/box_in_scene.png"), cv::IMREAD_GRAYSCALE); |
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Size dsize; |
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cv::Mat resized_image; |
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cv::fastcv::resizeDownBy2(inputImage, resized_image); |
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EXPECT_FALSE(resized_image.empty()); |
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cv::Mat resizedImageOpenCV; |
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cv::resize(inputImage, resizedImageOpenCV, cv::Size(inputImage.cols / 2, inputImage.rows / 2), 0, 0, INTER_AREA); |
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cv::Mat diffImage; |
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cv::absdiff(resized_image, resizedImageOpenCV, diffImage); |
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// Calculate the maximum difference |
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double maxVal=0.0; |
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cv::minMaxLoc(diffImage, nullptr, &maxVal); |
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// Assert if the difference is acceptable (max difference should be less than 10) |
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CV_Assert(maxVal < 10 && "Difference between images is too high!"); |
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} |
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TEST(resizeDownBy4, accuracy) |
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{ |
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cv::Mat inputImage = cv::imread(cvtest::findDataFile("cv/shared/box_in_scene.png"), cv::IMREAD_GRAYSCALE); |
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Size dsize; |
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cv::Mat resized_image; |
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cv::fastcv::resizeDownBy4(inputImage, resized_image); |
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EXPECT_FALSE(resized_image.empty()); |
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cv::Mat resizedImageOpenCV; |
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cv::resize(inputImage, resizedImageOpenCV, cv::Size(inputImage.cols / 4, inputImage.rows / 4), 0, 0, INTER_AREA); |
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cv::Mat diffImage; |
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cv::absdiff(resized_image, resizedImageOpenCV, diffImage); |
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// Calculate the maximum difference |
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double maxVal=0.0; |
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cv::minMaxLoc(diffImage, nullptr, &maxVal); |
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// Assert if the difference is acceptable (max difference should be less than 10) |
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CV_Assert(maxVal < 10 && "Difference between images is too high!"); |
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} |
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TEST_P(ResizeBy2Test, ResizeBy2) { |
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//Size size = get<0>(GetParam()); |
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Size size = GetParam(); |
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cv::Mat inputImage(size, CV_8UC1); |
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randu(inputImage, Scalar::all(0), Scalar::all(255)); // Fill with random values |
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Size dsize; |
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cv::Mat resized_image; |
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// Resize the image by a factor of 2 |
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cv::fastcv::resizeDownBy2(inputImage, resized_image); |
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// Check if the output size is correct |
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EXPECT_EQ(resized_image.size().width, size.width * 0.5); |
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EXPECT_EQ(resized_image.size().height, size.height * 0.5); |
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} |
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TEST_P(ResizeBy4Test, ResizeBy2) { |
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//Size size = get<0>(GetParam()); |
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Size size = GetParam(); |
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cv::Mat inputImage(size, CV_8UC1); |
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randu(inputImage, Scalar::all(0), Scalar::all(255)); // Fill with random values |
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Size dsize; |
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cv::Mat resized_image; |
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// Resize the image by a factor of 2 |
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cv::fastcv::resizeDownBy4(inputImage, resized_image); |
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// Check if the output size is correct |
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EXPECT_EQ(resized_image.size().width, size.width * 0.25); |
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EXPECT_EQ(resized_image.size().height, size.height * 0.25); |
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} |
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INSTANTIATE_TEST_CASE_P( |
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ResizeTests, |
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ResizeBy2Test, |
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::testing::Values(cv::Size(640, 480), cv::Size(1280, 720), cv::Size(1920, 1080) |
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)); |
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INSTANTIATE_TEST_CASE_P( |
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ResizeTests, |
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ResizeBy4Test, |
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::testing::Values(cv::Size(640, 480), cv::Size(1280, 720), cv::Size(1920, 1080) |
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)); |
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}} // namespaces opencv_test, ::
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