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Merge pull request #17082 from OrestChura:oc/buildPyramid

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This commit is contained in:
Alexander Alekhin
2020-04-23 12:07:26 +00:00
parent a1641f938e 05d5c284f6
commit 189fc43765
11 changed files with 487 additions and 41 deletions
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modules/gapi/src/backends/cpu/gcpuvideo.cpp
+27 -7
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@@ -17,6 +17,25 @@
#ifdef HAVE_OPENCV_VIDEO
GAPI_OCV_KERNEL(GCPUBuildOptFlowPyramid, cv::gapi::video::GBuildOptFlowPyramid)
{
static void run(const cv::Mat &img,
const cv::Size &winSize,
const cv::Scalar &maxLevel,
bool withDerivatives,
int pyrBorder,
int derivBorder,
bool tryReuseInputImage,
std::vector<cv::Mat> &outPyr,
cv::Scalar &outMaxLevel)
{
outMaxLevel = cv::buildOpticalFlowPyramid(img, outPyr, winSize,
static_cast<int>(maxLevel[0]),
withDerivatives, pyrBorder,
derivBorder, tryReuseInputImage);
}
};
GAPI_OCV_KERNEL(GCPUCalcOptFlowLK, cv::gapi::video::GCalcOptFlowLK)
{
static void run(const cv::Mat &prevImg,
@@ -24,7 +43,7 @@ GAPI_OCV_KERNEL(GCPUCalcOptFlowLK, cv::gapi::video::GCalcOptFlowLK)
const std::vector<cv::Point2f> &prevPts,
const std::vector<cv::Point2f> &predPts,
const cv::Size &winSize,
int maxLevel,
const cv::Scalar &maxLevel,
const cv::TermCriteria &criteria,
int flags,
double minEigThresh,
@@ -34,8 +53,8 @@ GAPI_OCV_KERNEL(GCPUCalcOptFlowLK, cv::gapi::video::GCalcOptFlowLK)
{
if (flags & cv::OPTFLOW_USE_INITIAL_FLOW)
outPts = predPts;
cv::calcOpticalFlowPyrLK(prevImg, nextImg, prevPts, outPts, status, err, winSize, maxLevel,
criteria, flags, minEigThresh);
cv::calcOpticalFlowPyrLK(prevImg, nextImg, prevPts, outPts, status, err, winSize,
static_cast<int>(maxLevel[0]), criteria, flags, minEigThresh);
}
};
@@ -46,7 +65,7 @@ GAPI_OCV_KERNEL(GCPUCalcOptFlowLKForPyr, cv::gapi::video::GCalcOptFlowLKForPyr)
const std::vector<cv::Point2f> &prevPts,
const std::vector<cv::Point2f> &predPts,
const cv::Size &winSize,
int maxLevel,
const cv::Scalar &maxLevel,
const cv::TermCriteria &criteria,
int flags,
double minEigThresh,
@@ -56,15 +75,16 @@ GAPI_OCV_KERNEL(GCPUCalcOptFlowLKForPyr, cv::gapi::video::GCalcOptFlowLKForPyr)
{
if (flags & cv::OPTFLOW_USE_INITIAL_FLOW)
outPts = predPts;
cv::calcOpticalFlowPyrLK(prevPyr, nextPyr, prevPts, outPts, status, err, winSize, maxLevel,
criteria, flags, minEigThresh);
cv::calcOpticalFlowPyrLK(prevPyr, nextPyr, prevPts, outPts, status, err, winSize,
static_cast<int>(maxLevel[0]), criteria, flags, minEigThresh);
}
};
cv::gapi::GKernelPackage cv::gapi::video::cpu::kernels()
{
static auto pkg = cv::gapi::kernels
< GCPUCalcOptFlowLK
< GCPUBuildOptFlowPyramid
, GCPUCalcOptFlowLK
, GCPUCalcOptFlowLKForPyr
>();
return pkg;