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Open Source Computer Vision Library
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41 lines
1.4 KiB
41 lines
1.4 KiB
// 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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// Note: all tests here are DISABLED by default due specific requirements. |
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// Don't use #if 0 - these tests should be tested for compilation at least. |
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// |
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// Usage: opencv_test_videoio --gtest_also_run_disabled_tests --gtest_filter=*VideoIO_Camera*<tested case>* |
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#include "test_precomp.hpp" |
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namespace opencv_test { namespace { |
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TEST(DISABLED_VideoIO_Camera, basic) |
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{ |
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VideoCapture capture(0); |
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ASSERT_TRUE(capture.isOpened()); |
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std::cout << "Camera 0 via " << capture.getBackendName() << " backend" << std::endl; |
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std::cout << "Frame width: " << capture.get(CAP_PROP_FRAME_WIDTH) << std::endl; |
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std::cout << " height: " << capture.get(CAP_PROP_FRAME_HEIGHT) << std::endl; |
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std::cout << "Capturing FPS: " << capture.get(CAP_PROP_FPS) << std::endl; |
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const int N = 100; |
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Mat frame; |
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int64 time0 = cv::getTickCount(); |
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for (int i = 0; i < N; i++) |
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{ |
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SCOPED_TRACE(cv::format("frame=%d", i)); |
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capture >> frame; |
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ASSERT_FALSE(frame.empty()); |
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EXPECT_GT(cvtest::norm(frame, NORM_INF), 0) << "Complete black image has been received"; |
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} |
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int64 time1 = cv::getTickCount(); |
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printf("Processed %d frames on %.2f FPS\n", N, (N * cv::getTickFrequency()) / (time1 - time0 + 1)); |
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capture.release(); |
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} |
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}} // namespace
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