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opencv/modules/videoio/test/test_video_io.cpp

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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
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//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
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// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
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// indirect, incidental, special, exemplary, or consequential damages
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// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
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//M*/
#include "test_precomp.hpp"
#include "opencv2/videoio/videoio_c.h"
namespace opencv_test
{
class Videoio_Test_Base
{
protected:
string ext;
string video_file;
VideoCaptureAPIs apiPref;
protected:
Videoio_Test_Base() {}
virtual ~Videoio_Test_Base() {}
virtual void checkFrameContent(Mat &, int) {}
virtual void checkFrameCount(int &) {}
void checkFrameRead(int idx, VideoCapture & cap)
{
//int frameID = (int)cap.get(CAP_PROP_POS_FRAMES);
Mat img;
ASSERT_NO_THROW(cap >> img);
//std::cout << "idx=" << idx << " img=" << img.size() << " frameID=" << frameID << std::endl;
ASSERT_FALSE(img.empty()) << "idx=" << idx;
checkFrameContent(img, idx);
}
void checkFrameSeek(int idx, VideoCapture & cap)
{
bool canSeek = false;
ASSERT_NO_THROW(canSeek = cap.set(CAP_PROP_POS_FRAMES, idx));
if (!canSeek)
{
std::cout << "Seek to frame '" << idx << "' is not supported. SKIP." << std::endl;
return;
}
EXPECT_EQ(idx, (int)cap.get(CAP_PROP_POS_FRAMES));
checkFrameRead(idx, cap);
}
public:
void doTest()
{
if (!isBackendAvailable(apiPref, cv::videoio_registry::getStreamBackends()))
throw SkipTestException(cv::String("Backend is not available/disabled: ") + cv::videoio_registry::getBackendName(apiPref));
if (cvtest::skipUnstableTests && apiPref == CAP_MSMF && (ext == "h264" || ext == "h265" || ext == "mpg"))
throw SkipTestException("Unstable MSMF test");
VideoCapture cap;
ASSERT_NO_THROW(cap.open(video_file, apiPref));
if (!cap.isOpened())
{
std::cout << "SKIP test: backend " << apiPref << " can't open the video: " << video_file << std::endl;
return;
}
int n_frames = -1;
EXPECT_NO_THROW(n_frames = (int)cap.get(CAP_PROP_FRAME_COUNT));
if (n_frames > 0)
{
ASSERT_GT(n_frames, 0);
checkFrameCount(n_frames);
}
else
{
std::cout << "CAP_PROP_FRAME_COUNT is not supported by backend. Assume 50 frames." << std::endl;
n_frames = 50;
}
{
SCOPED_TRACE("consecutive read");
if (apiPref == CAP_GSTREAMER)
{
// This workaround is for GStreamer 1.3.1.1 and older.
// Old Gstreamer has a bug which handles the total duration 1 frame shorter
// Old Gstreamer are used in Ubuntu 14.04, so the following code could be removed after it's EOL
n_frames--;
}
for (int k = 0; k < n_frames; ++k)
{
checkFrameRead(k, cap);
if (::testing::Test::HasFailure() && k % 10 == 0)
break;
}
}
bool canSeek = false;
EXPECT_NO_THROW(canSeek = cap.set(CAP_PROP_POS_FRAMES, 0));
if (!canSeek)
{
std::cout << "Seek to frame '0' is not supported. SKIP all 'seek' tests." << std::endl;
return;
}
if (ext != "wmv" && ext != "h264" && ext != "h265")
{
SCOPED_TRACE("progressive seek");
bool res = false;
EXPECT_NO_THROW(res = cap.set(CAP_PROP_POS_FRAMES, 0));
ASSERT_TRUE(res);
for (int k = 0; k < n_frames; k += 20)
{
checkFrameSeek(k, cap);
if (::testing::Test::HasFailure() && k % 10 == 0)
break;
}
}
if (ext != "mpg" && ext != "wmv" && ext != "h264" && ext != "h265")
{
SCOPED_TRACE("random seek");
bool res = false;
EXPECT_NO_THROW(res = cap.set(CAP_PROP_POS_FRAMES, 0));
ASSERT_TRUE(res);
for (int k = 0; k < 10; ++k)
{
checkFrameSeek(cvtest::TS::ptr()->get_rng().uniform(0, n_frames), cap);
if (::testing::Test::HasFailure() && k % 10 == 0)
break;
}
}
}
};
//==================================================================================================
typedef tuple<string, VideoCaptureAPIs> Backend_Type_Params;
class Videoio_Bunny : public Videoio_Test_Base, public testing::TestWithParam<Backend_Type_Params>
{
BunnyParameters bunny_param;
public:
Videoio_Bunny()
{
ext = get<0>(GetParam());
apiPref = get<1>(GetParam());
video_file = BunnyParameters::getFilename(String(".") + ext);
}
void doFrameCountTest()
{
if (!isBackendAvailable(apiPref, cv::videoio_registry::getStreamBackends()))
throw SkipTestException(cv::String("Backend is not available/disabled: ") + cv::videoio_registry::getBackendName(apiPref));
if (cvtest::skipUnstableTests && apiPref == CAP_MSMF && (ext == "h264" || ext == "h265" || ext == "mpg"))
throw SkipTestException("Unstable MSMF test");
VideoCapture cap;
EXPECT_NO_THROW(cap.open(video_file, apiPref));
if (!cap.isOpened())
{
std::cout << "SKIP test: backend " << apiPref << " can't open the video: " << video_file << std::endl;
return;
}
Size actual;
EXPECT_NO_THROW(actual = Size((int)cap.get(CAP_PROP_FRAME_WIDTH),
(int)cap.get(CAP_PROP_FRAME_HEIGHT)));
EXPECT_EQ(bunny_param.getWidth(), actual.width);
EXPECT_EQ(bunny_param.getHeight(), actual.height);
double fps_prop = 0;
EXPECT_NO_THROW(fps_prop = cap.get(CAP_PROP_FPS));
if (fps_prop > 0)
EXPECT_NEAR(fps_prop, bunny_param.getFps(), 1);
else
std::cout << "FPS is not available. SKIP check." << std::endl;
int count_prop = 0;
EXPECT_NO_THROW(count_prop = (int)cap.get(CAP_PROP_FRAME_COUNT));
// mpg file reports 5.08 sec * 24 fps => property returns 122 frames
// but actual number of frames returned is 125
if (ext != "mpg")
{
if (count_prop > 0)
{
EXPECT_EQ(bunny_param.getCount(), count_prop);
}
}
int count_actual = 0;
while (cap.isOpened())
{
Mat frame;
EXPECT_NO_THROW(cap >> frame);
if (frame.empty())
break;
EXPECT_EQ(bunny_param.getWidth(), frame.cols);
EXPECT_EQ(bunny_param.getHeight(), frame.rows);
count_actual += 1;
if (::testing::Test::HasFailure() && count_actual % 10 == 0)
break;
}
if (count_prop > 0)
{
EXPECT_NEAR(bunny_param.getCount(), count_actual, 1);
}
else
std::cout << "Frames counter is not available. Actual frames: " << count_actual << ". SKIP check." << std::endl;
}
};
//==================================================================================================
struct Ext_Fourcc_PSNR
{
const char* ext;
const char* fourcc;
float PSNR;
VideoCaptureAPIs api;
};
typedef tuple<Size, Ext_Fourcc_PSNR> Size_Ext_Fourcc_PSNR;
class Videoio_Synthetic : public Videoio_Test_Base, public testing::TestWithParam<Size_Ext_Fourcc_PSNR>
{
Size frame_size;
int fourcc;
float PSNR_GT;
int frame_count;
double fps;
public:
Videoio_Synthetic()
{
frame_size = get<0>(GetParam());
const Ext_Fourcc_PSNR p = get<1>(GetParam());
ext = p.ext;
fourcc = fourccFromString(p.fourcc);
PSNR_GT = p.PSNR;
video_file = cv::tempfile((fourccToString(fourcc) + "." + ext).c_str());
frame_count = 100;
fps = 25.;
apiPref = p.api;
}
void SetUp()
{
Mat img(frame_size, CV_8UC3);
VideoWriter writer;
EXPECT_NO_THROW(writer.open(video_file, apiPref, fourcc, fps, frame_size, true));
ASSERT_TRUE(writer.isOpened());
for(int i = 0; i < frame_count; ++i )
{
generateFrame(i, frame_count, img);
EXPECT_NO_THROW(writer << img);
if (::testing::Test::HasFailure() && i % 10 == 0)
break;
}
EXPECT_NO_THROW(writer.release());
}
void TearDown()
{
remove(video_file.c_str());
}
virtual void checkFrameContent(Mat & img, int idx)
{
Mat imgGT(frame_size, CV_8UC3);
generateFrame(idx, frame_count, imgGT);
double psnr = cvtest::PSNR(img, imgGT);
ASSERT_GT(psnr, PSNR_GT) << "frame " << idx;
}
virtual void checkFrameCount(int &actual)
{
Range expected_frame_count = Range(frame_count, frame_count);
// Hack! Newer FFmpeg versions in this combination produce a file
// whose reported duration is one frame longer than needed, and so
// the calculated frame count is also off by one. Ideally, we'd want
// to fix both writing (to produce the correct duration) and reading
// (to correctly report frame count for such files), but I don't know
// how to do either, so this is a workaround for now.
if (fourcc == VideoWriter::fourcc('M', 'P', 'E', 'G') && ext == "mkv")
expected_frame_count.end += 1;
// Workaround for some gstreamer pipelines
if (apiPref == CAP_GSTREAMER)
expected_frame_count.start -= 1;
ASSERT_LE(expected_frame_count.start, actual);
ASSERT_GE(expected_frame_count.end, actual);
actual = expected_frame_count.start; // adjust actual frame boundary to possible minimum
}
};
//==================================================================================================
static const VideoCaptureAPIs backend_params[] = {
#ifdef HAVE_QUICKTIME
CAP_QT,
#endif
#ifdef HAVE_AVFOUNDATION
CAP_AVFOUNDATION,
#endif
#ifdef HAVE_MSMF
CAP_MSMF,
#endif
// TODO: Broken?
//#ifdef HAVE_VFW
// CAP_VFW,
//#endif
#ifdef HAVE_GSTREAMER
CAP_GSTREAMER,
#endif
#ifdef HAVE_FFMPEG
CAP_FFMPEG,
#endif
#ifdef HAVE_XINE
CAP_XINE,
#endif
CAP_OPENCV_MJPEG
// CAP_INTEL_MFX
};
static const string bunny_params[] = {
#ifdef HAVE_VIDEO_INPUT
string("wmv"),
string("mov"),
string("mp4"),
string("mpg"),
string("avi"),
string("h264"),
string("h265"),
#endif
string("mjpg.avi")
};
TEST_P(Videoio_Bunny, read_position) { doTest(); }
TEST_P(Videoio_Bunny, frame_count) { doFrameCountTest(); }
INSTANTIATE_TEST_CASE_P(videoio, Videoio_Bunny,
testing::Combine(
testing::ValuesIn(bunny_params),
testing::ValuesIn(backend_params)));
inline static std::ostream &operator<<(std::ostream &out, const Ext_Fourcc_PSNR &p)
{
out << "FOURCC(" << p.fourcc << "), ." << p.ext << ", " << p.api << ", " << p.PSNR << "dB"; return out;
}
static Ext_Fourcc_PSNR synthetic_params[] = {
#ifdef HAVE_MSMF
#if !defined(_M_ARM)
{"wmv", "WMV1", 30.f, CAP_MSMF},
{"wmv", "WMV2", 30.f, CAP_MSMF},
#endif
{"wmv", "WMV3", 30.f, CAP_MSMF},
{"wmv", "WVC1", 30.f, CAP_MSMF},
{"mov", "H264", 30.f, CAP_MSMF},
#endif
// TODO: Broken?
//#ifdef HAVE_VFW
//#if !defined(_M_ARM)
// {"wmv", "WMV1", 30.f, CAP_VFW},
// {"wmv", "WMV2", 30.f, CAP_VFW},
//#endif
// {"wmv", "WMV3", 30.f, CAP_VFW},
// {"wmv", "WVC1", 30.f, CAP_VFW},
// {"avi", "H264", 30.f, CAP_VFW},
// {"avi", "MJPG", 30.f, CAP_VFW},
//#endif
#ifdef HAVE_QUICKTIME
{"mov", "mp4v", 30.f, CAP_QT},
{"avi", "XVID", 30.f, CAP_QT},
{"avi", "MPEG", 30.f, CAP_QT},
{"avi", "IYUV", 30.f, CAP_QT},
{"avi", "MJPG", 30.f, CAP_QT},
{"mkv", "XVID", 30.f, CAP_QT},
{"mkv", "MPEG", 30.f, CAP_QT},
{"mkv", "MJPG", 30.f, CAP_QT},
#endif
#ifdef HAVE_AVFOUNDATION
{"mov", "H264", 30.f, CAP_AVFOUNDATION},
{"mov", "MJPG", 30.f, CAP_AVFOUNDATION},
{"mp4", "H264", 30.f, CAP_AVFOUNDATION},
{"mp4", "MJPG", 30.f, CAP_AVFOUNDATION},
{"m4v", "H264", 30.f, CAP_AVFOUNDATION},
{"m4v", "MJPG", 30.f, CAP_AVFOUNDATION},
#endif
#ifdef HAVE_FFMPEG
{"avi", "XVID", 30.f, CAP_FFMPEG},
{"avi", "MPEG", 30.f, CAP_FFMPEG},
{"avi", "IYUV", 30.f, CAP_FFMPEG},
{"avi", "MJPG", 30.f, CAP_FFMPEG},
{"mkv", "XVID", 30.f, CAP_FFMPEG},
{"mkv", "MPEG", 30.f, CAP_FFMPEG},
{"mkv", "MJPG", 30.f, CAP_FFMPEG},
#endif
#ifdef HAVE_GSTREAMER
{"avi", "MPEG", 30.f, CAP_GSTREAMER},
{"avi", "MJPG", 30.f, CAP_GSTREAMER},
{"avi", "H264", 30.f, CAP_GSTREAMER},
{"mkv", "MPEG", 30.f, CAP_GSTREAMER},
{"mkv", "MJPG", 30.f, CAP_GSTREAMER},
{"mkv", "H264", 30.f, CAP_GSTREAMER},
#endif
{"avi", "MJPG", 30.f, CAP_OPENCV_MJPEG},
};
Size all_sizes[] = {
Size(640, 480),
Size(976, 768)
};
TEST_P(Videoio_Synthetic, write_read_position) { doTest(); }
INSTANTIATE_TEST_CASE_P(videoio, Videoio_Synthetic,
testing::Combine(
testing::ValuesIn(all_sizes),
testing::ValuesIn(synthetic_params)));
struct Ext_Fourcc_API
{
const char* ext;
const char* fourcc;
VideoCaptureAPIs api;
};
inline static std::ostream &operator<<(std::ostream &out, const Ext_Fourcc_API &p)
{
out << "(FOURCC(" << p.fourcc << "), \"" << p.ext << "\", " << p.api << ")"; return out;
}
class Videoio_Writer : public Videoio_Test_Base, public testing::TestWithParam<Ext_Fourcc_API>
{
protected:
Size frame_size;
int fourcc;
double fps;
public:
Videoio_Writer()
{
frame_size = Size(640, 480);
const Ext_Fourcc_API p = GetParam();
ext = p.ext;
fourcc = fourccFromString(p.fourcc);
if (ext.size() == 3)
video_file = cv::tempfile((fourccToString(fourcc) + "." + ext).c_str());
else
video_file = ext;
fps = 25.;
apiPref = p.api;
}
void SetUp()
{
}
void TearDown()
{
if (ext.size() == 3)
(void)remove(video_file.c_str());
}
};
TEST_P(Videoio_Writer, write_nothing)
{
if (!isBackendAvailable(apiPref, cv::videoio_registry::getStreamBackends()))
throw SkipTestException(cv::String("Backend is not available/disabled: ") + cv::videoio_registry::getBackendName(apiPref));
VideoWriter writer;
EXPECT_NO_THROW(writer.open(video_file, apiPref, fourcc, fps, frame_size, true));
ASSERT_TRUE(writer.isOpened());
#if 0 // no frames
cv::Mat m(frame_size, CV_8UC3, Scalar::all(127));
writer << m;
#endif
EXPECT_NO_THROW(writer.release());
}
static vector<Ext_Fourcc_API> generate_Ext_Fourcc_API()
{
const size_t N = sizeof(synthetic_params)/sizeof(synthetic_params[0]);
vector<Ext_Fourcc_API> result; result.reserve(N);
for (size_t i = 0; i < N; i++)
{
const Ext_Fourcc_PSNR& src = synthetic_params[i];
Ext_Fourcc_API e = { src.ext, src.fourcc, src.api };
result.push_back(e);
}
{
Ext_Fourcc_API e = { "appsrc ! videoconvert ! video/x-raw, format=(string)NV12 ! filesink location=test.nv12", "\0\0\0\0", CAP_GSTREAMER };
result.push_back(e);
}
{
Ext_Fourcc_API e = { "appsrc ! videoconvert ! video/x-raw, format=(string)I420 ! matroskamux ! filesink location=test.mkv", "\0\0\0\0", CAP_GSTREAMER };
result.push_back(e);
}
return result;
}
INSTANTIATE_TEST_CASE_P(videoio, Videoio_Writer, testing::ValuesIn(generate_Ext_Fourcc_API()));
typedef Videoio_Writer Videoio_Writer_bad_fourcc;
TEST_P(Videoio_Writer_bad_fourcc, nocrash)
{
if (!isBackendAvailable(apiPref, cv::videoio_registry::getStreamBackends()))
throw SkipTestException(cv::String("Backend is not available/disabled: ") + cv::videoio_registry::getBackendName(apiPref));
VideoWriter writer;
EXPECT_NO_THROW(writer.open(video_file, apiPref, fourcc, fps, frame_size, true));
ASSERT_FALSE(writer.isOpened());
EXPECT_NO_THROW(writer.release());
}
static vector<Ext_Fourcc_API> generate_Ext_Fourcc_API_nocrash()
{
static const Ext_Fourcc_API params[] = {
#ifdef HAVE_MSMF_DISABLED // MSMF opens writer stream
{"wmv", "aaaa", CAP_MSMF},
{"mov", "aaaa", CAP_MSMF},
#endif
#ifdef HAVE_QUICKTIME
{"mov", "aaaa", CAP_QT},
{"avi", "aaaa", CAP_QT},
{"mkv", "aaaa", CAP_QT},
#endif
#ifdef HAVE_AVFOUNDATION
{"mov", "aaaa", CAP_AVFOUNDATION},
{"mp4", "aaaa", CAP_AVFOUNDATION},
{"m4v", "aaaa", CAP_AVFOUNDATION},
#endif
#ifdef HAVE_FFMPEG
{"avi", "aaaa", CAP_FFMPEG},
{"mkv", "aaaa", CAP_FFMPEG},
#endif
#ifdef HAVE_GSTREAMER
{"avi", "aaaa", CAP_GSTREAMER},
{"mkv", "aaaa", CAP_GSTREAMER},
#endif
{"avi", "aaaa", CAP_OPENCV_MJPEG},
};
const size_t N = sizeof(params)/sizeof(params[0]);
vector<Ext_Fourcc_API> result; result.reserve(N);
for (size_t i = 0; i < N; i++)
{
const Ext_Fourcc_API& src = params[i];
Ext_Fourcc_API e = { src.ext, src.fourcc, src.api };
result.push_back(e);
}
return result;
}
INSTANTIATE_TEST_CASE_P(videoio, Videoio_Writer_bad_fourcc, testing::ValuesIn(generate_Ext_Fourcc_API_nocrash()));
} // namespace
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