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odometry tests fixed

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This commit is contained in:
Rostislav Vasilikhin 2022-06-30 17:10:26 +02:00
parent 2b767f9bc8
commit 2ae7438c6b
1 changed files with 5 additions and 71 deletions
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76
modules/3d/test/test_odometry.cpp
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@ -6,73 +6,6 @@
namespace opencv_test { namespace { namespace opencv_test { namespace {
static
void warpFrame(const Mat& image, const Mat& depth, const Mat& rvec, const Mat& tvec, const Mat& K,
Mat& warpedImage, Mat& warpedDepth)
{
CV_Assert(!image.empty());
CV_Assert(image.type() == CV_8UC1);
CV_Assert(depth.size() == image.size());
CV_Assert(depth.type() == CV_32FC1);
CV_Assert(!rvec.empty());
CV_Assert(rvec.total() == 3);
CV_Assert(rvec.type() == CV_64FC1);
CV_Assert(!tvec.empty());
CV_Assert(tvec.size() == Size(1, 3));
CV_Assert(tvec.type() == CV_64FC1);
warpedImage.create(image.size(), CV_8UC1);
warpedImage = Scalar(0);
warpedDepth.create(image.size(), CV_32FC1);
warpedDepth = Scalar(FLT_MAX);
Mat cloud;
depthTo3d(depth, K, cloud);
Mat cloud3, channels[4];
cv::split(cloud, channels);
std::vector<Mat> merged = { channels[0], channels[1], channels[2] };
cv::merge(merged, cloud3);
Mat Rt = Mat::eye(4, 4, CV_64FC1);
{
Mat R, dst;
cv::Rodrigues(rvec, R);
dst = Rt(Rect(0,0,3,3));
R.copyTo(dst);
dst = Rt(Rect(3,0,1,3));
tvec.copyTo(dst);
}
Mat warpedCloud, warpedImagePoints;
perspectiveTransform(cloud3, warpedCloud, Rt);
projectPoints(warpedCloud.reshape(3, 1), Mat(3,1,CV_32FC1, Scalar(0)), Mat(3,1,CV_32FC1, Scalar(0)), K, Mat(1,5,CV_32FC1, Scalar(0)), warpedImagePoints);
warpedImagePoints = warpedImagePoints.reshape(2, cloud.rows);
Rect r(0, 0, image.cols, image.rows);
for(int y = 0; y < cloud.rows; y++)
{
for(int x = 0; x < cloud.cols; x++)
{
Point p = warpedImagePoints.at<Point2f>(y,x);
if(r.contains(p))
{
float curDepth = warpedDepth.at<float>(p.y, p.x);
float newDepth = warpedCloud.at<Point3f>(y, x).z;
if(newDepth < curDepth && newDepth > 0)
{
warpedImage.at<uchar>(p.y, p.x) = image.at<uchar>(y,x);
warpedDepth.at<float>(p.y, p.x) = newDepth;
}
}
}
}
warpedDepth.setTo(std::numeric_limits<float>::quiet_NaN(), warpedDepth > 100);
}
static static
void dilateFrame(Mat& image, Mat& depth) void dilateFrame(Mat& image, Mat& depth)
{ {
@ -279,11 +212,11 @@ void OdometryTest::run()
{ {
Mat rvec, tvec; Mat rvec, tvec;
generateRandomTransformation(rvec, tvec); generateRandomTransformation(rvec, tvec);
Affine3d rt(rvec, tvec);
Mat warpedImage, warpedDepth, scaledDepth; Mat warpedImage, warpedDepth;
warpFrame(depth, image, noArray(), rt.matrix, K, warpedDepth, warpedImage);
warpFrame(image, scaledDepth, rvec, tvec, K, warpedImage, warpedDepth);
dilateFrame(warpedImage, warpedDepth); // due to inaccuracy after warping dilateFrame(warpedImage, warpedDepth); // due to inaccuracy after warping
OdometryFrame odfSrc = odometry.createOdometryFrame(); OdometryFrame odfSrc = odometry.createOdometryFrame();
@ -312,7 +245,8 @@ void OdometryTest::run()
imshow("image", image); imshow("image", image);
imshow("warpedImage", warpedImage); imshow("warpedImage", warpedImage);
Mat resultImage, resultDepth; Mat resultImage, resultDepth;
warpFrame(image, depth, calcRvec, calcTvec, K, resultImage, resultDepth);
warpFrame(depth, image, noArray(), calcRt, K, resultDepth, resultImage);
imshow("resultImage", resultImage); imshow("resultImage", resultImage);
waitKey(100); waitKey(100);
} }