77 lines
2.5 KiB
C++
77 lines
2.5 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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// Not a standalone header.
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#include <opencv2/core/utils/configuration.private.hpp>
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namespace opencv_test {
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using namespace perf;
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static
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utils::Paths getTestCameras()
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{
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static utils::Paths cameras = utils::getConfigurationParameterPaths("OPENCV_TEST_PERF_CAMERA_LIST");
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return cameras;
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}
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PERF_TEST(VideoCapture_Camera, waitAny_V4L)
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{
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auto cameraNames = getTestCameras();
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if (cameraNames.empty())
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throw SkipTestException("No list of tested cameras. Use OPENCV_TEST_PERF_CAMERA_LIST parameter");
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const int totalFrames = 50; // number of expected frames (summary for all cameras)
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const int64 timeoutNS = 100 * 1000000;
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const Size frameSize(640, 480);
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const int fpsDefaultEven = 30;
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const int fpsDefaultOdd = 15;
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std::vector<VideoCapture> cameras;
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for (size_t i = 0; i < cameraNames.size(); ++i)
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{
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const auto& name = cameraNames[i];
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int fps = (int)utils::getConfigurationParameterSizeT(cv::format("OPENCV_TEST_CAMERA%d_FPS", (int)i).c_str(), (i & 1) ? fpsDefaultOdd : fpsDefaultEven);
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std::cout << "Camera[" << i << "] = '" << name << "', fps=" << fps << std::endl;
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VideoCapture cap(name, CAP_V4L);
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ASSERT_TRUE(cap.isOpened()) << name;
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EXPECT_TRUE(cap.set(CAP_PROP_FRAME_WIDTH, frameSize.width)) << name;
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EXPECT_TRUE(cap.set(CAP_PROP_FRAME_HEIGHT, frameSize.height)) << name;
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EXPECT_TRUE(cap.set(CAP_PROP_FPS, fps)) << name;
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//launch cameras
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Mat firstFrame;
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EXPECT_TRUE(cap.read(firstFrame));
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EXPECT_EQ(frameSize.width, firstFrame.cols);
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EXPECT_EQ(frameSize.height, firstFrame.rows);
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cameras.push_back(cap);
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}
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TEST_CYCLE()
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{
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int counter = 0;
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std::vector<int> cameraReady;
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do
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{
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EXPECT_TRUE(VideoCapture::waitAny(cameras, cameraReady, timeoutNS));
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EXPECT_FALSE(cameraReady.empty());
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for (int idx : cameraReady)
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{
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VideoCapture& c = cameras[idx];
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Mat frame;
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ASSERT_TRUE(c.retrieve(frame));
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EXPECT_EQ(frameSize.width, frame.cols);
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EXPECT_EQ(frameSize.height, frame.rows);
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++counter;
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}
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}
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while(counter < totalFrames);
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}
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SANITY_CHECK_NOTHING();
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}
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} // namespace
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