opencv/modules/videoio/test/test_orientation.cpp
Stefan Dragnev a462f49b99 add support for CAP_PROP_ORIENTATION_AUTO to AVFoundation backend
* extract rotateFrame as free function, rename to applyMetadataRotation
* LegacyCapture::get() always return 0, if cap is null
2022-11-25 17:25:13 +01:00

77 lines
2.5 KiB
C++

// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include "test_precomp.hpp"
using namespace std;
namespace opencv_test { namespace {
typedef TestWithParam<cv::VideoCaptureAPIs> VideoCaptureAPITests;
// related issue: https://github.com/opencv/opencv/issues/15499
TEST_P(VideoCaptureAPITests, mp4_orientation_meta_auto)
{
cv::VideoCaptureAPIs api = GetParam();
if (!videoio_registry::hasBackend(api))
throw SkipTestException("backend " + std::to_string(int(api)) + " was not found");
string video_file = string(cvtest::TS::ptr()->get_data_path()) + "video/rotated_metadata.mp4";
VideoCapture cap;
EXPECT_NO_THROW(cap.open(video_file, api));
ASSERT_TRUE(cap.isOpened()) << "Can't open the video: " << video_file << " with backend " << api << std::endl;
// related issue: https://github.com/opencv/opencv/issues/22088
EXPECT_EQ(90, cap.get(CAP_PROP_ORIENTATION_META));
EXPECT_TRUE(cap.set(CAP_PROP_ORIENTATION_AUTO, true));
Size actual;
EXPECT_NO_THROW(actual = Size((int)cap.get(CAP_PROP_FRAME_WIDTH),
(int)cap.get(CAP_PROP_FRAME_HEIGHT)));
EXPECT_EQ(270, actual.width);
EXPECT_EQ(480, actual.height);
Mat frame;
cap >> frame;
ASSERT_EQ(270, frame.cols);
ASSERT_EQ(480, frame.rows);
}
// related issue: https://github.com/opencv/opencv/issues/15499
TEST_P(VideoCaptureAPITests, mp4_orientation_no_rotation)
{
cv::VideoCaptureAPIs api = GetParam();
if (!videoio_registry::hasBackend(api))
throw SkipTestException("backend " + std::to_string(int(api)) + " was not found");
string video_file = string(cvtest::TS::ptr()->get_data_path()) + "video/rotated_metadata.mp4";
VideoCapture cap;
EXPECT_NO_THROW(cap.open(video_file, api));
cap.set(CAP_PROP_ORIENTATION_AUTO, 0);
ASSERT_TRUE(cap.isOpened()) << "Can't open the video: " << video_file << " with backend " << api << std::endl;
ASSERT_FALSE(cap.get(CAP_PROP_ORIENTATION_AUTO));
Size actual;
EXPECT_NO_THROW(actual = Size((int)cap.get(CAP_PROP_FRAME_WIDTH),
(int)cap.get(CAP_PROP_FRAME_HEIGHT)));
EXPECT_EQ(480, actual.width);
EXPECT_EQ(270, actual.height);
Mat frame;
cap >> frame;
ASSERT_EQ(480, frame.cols);
ASSERT_EQ(270, frame.rows);
}
INSTANTIATE_TEST_CASE_P(videoio, VideoCaptureAPITests, testing::Values(CAP_FFMPEG, CAP_AVFOUNDATION));
}} // namespace