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52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html
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#include "test_precomp.hpp"
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#include "test_common.hpp"
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namespace opencv_test {
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static
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Mat generateTestImageBGR_()
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{
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Size sz(640, 480);
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Mat result(sz, CV_8UC3, Scalar::all(0));
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const string fname = cvtest::findDataFile("../cv/shared/baboon.png");
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Mat image = imread(fname, IMREAD_COLOR);
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CV_Assert(!image.empty());
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CV_CheckEQ(image.size(), Size(512, 512), "");
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Rect roi((640-512) / 2, 0, 512, 480);
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image(Rect(0, 0, 512, 480)).copyTo(result(roi));
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result(Rect(0, 0, 5, 5)).setTo(Scalar(0, 0, 255)); // R
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result(Rect(5, 0, 5, 5)).setTo(Scalar(0, 255, 0)); // G
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result(Rect(10, 0, 5, 5)).setTo(Scalar(255, 0, 0)); // B
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result(Rect(0, 5, 5, 5)).setTo(Scalar(128, 128, 128)); // gray
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//imshow("test_image", result); waitKey();
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return result;
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}
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Mat generateTestImageBGR()
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{
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static Mat image = generateTestImageBGR_(); // initialize once
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CV_Assert(!image.empty());
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return image;
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}
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static
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Mat generateTestImageGrayscale_()
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{
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Mat imageBGR = generateTestImageBGR();
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CV_Assert(!imageBGR.empty());
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Mat result;
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cvtColor(imageBGR, result, COLOR_BGR2GRAY);
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return result;
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}
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Mat generateTestImageGrayscale()
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{
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static Mat image = generateTestImageGrayscale_(); // initialize once
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return image;
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}
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} // namespace
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