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154 lines
5.2 KiB
C++
154 lines
5.2 KiB
C++
// 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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namespace opencv_test { namespace {
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TEST(videoio_mfx, read_invalid)
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{
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if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
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throw SkipTestException("MediaSDK backend was not found");
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VideoCapture cap;
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ASSERT_NO_THROW(cap.open("nonexistent-file", CAP_INTEL_MFX));
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ASSERT_FALSE(cap.isOpened());
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Mat img;
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ASSERT_NO_THROW(cap >> img);
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ASSERT_TRUE(img.empty());
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}
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TEST(videoio_mfx, write_invalid)
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{
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if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
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throw SkipTestException("MediaSDK backend was not found");
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const string filename = cv::tempfile(".264");
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VideoWriter writer;
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bool res = true;
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ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(641, 480), true));
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EXPECT_FALSE(res);
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EXPECT_FALSE(writer.isOpened());
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ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(640, 481), true));
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EXPECT_FALSE(res);
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EXPECT_FALSE(writer.isOpened());
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ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('A', 'B', 'C', 'D'), 1, Size(640, 480), true));
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EXPECT_FALSE(res);
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EXPECT_FALSE(writer.isOpened());
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ASSERT_NO_THROW(res = writer.open(String(), CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 1, Size(640, 480), true));
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EXPECT_FALSE(res);
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EXPECT_FALSE(writer.isOpened());
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ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 0, Size(640, 480), true));
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EXPECT_FALSE(res);
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EXPECT_FALSE(writer.isOpened());
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ASSERT_NO_THROW(res = writer.open(filename, CAP_INTEL_MFX, VideoWriter::fourcc('H', '2', '6', '4'), 30, Size(640, 480), true));
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ASSERT_TRUE(res);
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ASSERT_TRUE(writer.isOpened());
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Mat t;
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// write some bad frames
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t = Mat(Size(1024, 768), CV_8UC3);
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EXPECT_NO_THROW(writer << t);
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t = Mat(Size(320, 240), CV_8UC3);
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EXPECT_NO_THROW(writer << t);
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t = Mat(Size(640, 480), CV_8UC2);
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EXPECT_NO_THROW(writer << t);
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// cleanup
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ASSERT_NO_THROW(writer.release());
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remove(filename.c_str());
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}
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//==================================================================================================
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const int FRAME_COUNT = 20;
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inline void generateFrame(int i, Mat & frame)
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{
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::generateFrame(i, FRAME_COUNT, frame);
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}
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inline int fourccByExt(const String &ext)
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{
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if (ext == ".mpeg2")
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return VideoWriter::fourcc('M', 'P', 'G', '2');
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else if (ext == ".264")
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return VideoWriter::fourcc('H', '2', '6', '4');
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else if (ext == ".265")
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return VideoWriter::fourcc('H', '2', '6', '5');
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return -1;
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}
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//==================================================================================================
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typedef tuple<Size, double, const char *> Size_FPS_Ext;
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typedef testing::TestWithParam< Size_FPS_Ext > videoio_mfx;
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TEST_P(videoio_mfx, read_write_raw)
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{
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if (!videoio_registry::hasBackend(CAP_INTEL_MFX))
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throw SkipTestException("MediaSDK backend was not found");
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const Size FRAME_SIZE = get<0>(GetParam());
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const double FPS = get<1>(GetParam());
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const char *ext = get<2>(GetParam());
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const String filename = cv::tempfile(ext);
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const int fourcc = fourccByExt(ext);
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bool isColor = true;
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std::queue<Mat> goodFrames;
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// Write video
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VideoWriter writer;
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writer.open(filename, CAP_INTEL_MFX, fourcc, FPS, FRAME_SIZE, isColor);
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ASSERT_TRUE(writer.isOpened());
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Mat frame(FRAME_SIZE, CV_8UC3);
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for (int i = 0; i < FRAME_COUNT; ++i)
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{
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generateFrame(i, frame);
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goodFrames.push(frame.clone());
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writer << frame;
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}
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writer.release();
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EXPECT_FALSE(writer.isOpened());
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// Read video
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VideoCapture cap;
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cap.open(filename, CAP_INTEL_MFX);
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ASSERT_TRUE(cap.isOpened());
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for (int i = 0; i < FRAME_COUNT; ++i)
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{
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ASSERT_TRUE(cap.read(frame));
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ASSERT_FALSE(frame.empty());
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ASSERT_EQ(FRAME_SIZE.width, frame.cols);
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ASSERT_EQ(FRAME_SIZE.height, frame.rows);
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// verify
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ASSERT_NE(goodFrames.size(), 0u);
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const Mat &goodFrame = goodFrames.front();
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EXPECT_EQ(goodFrame.depth(), frame.depth());
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EXPECT_EQ(goodFrame.channels(), frame.channels());
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EXPECT_EQ(goodFrame.type(), frame.type());
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double psnr = cvtest::PSNR(goodFrame, frame);
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if (fourcc == VideoWriter::fourcc('M', 'P', 'G', '2'))
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EXPECT_GT(psnr, 31); // experimentally chosen value
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else
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EXPECT_GT(psnr, 33); // experimentally chosen value
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goodFrames.pop();
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}
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EXPECT_FALSE(cap.read(frame));
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EXPECT_TRUE(frame.empty());
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cap.release();
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EXPECT_FALSE(cap.isOpened());
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remove(filename.c_str());
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}
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INSTANTIATE_TEST_CASE_P(videoio, videoio_mfx,
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testing::Combine(
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testing::Values(Size(640, 480), Size(638, 478), Size(636, 476), Size(1920, 1080)),
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testing::Values(1, 30, 100),
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testing::Values(".mpeg2", ".264", ".265")));
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}} // namespace
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