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core: use matlab-style 1d fftShift in pc

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This commit is contained in:
Vladislav Sovrasov
2017-07-12 17:59:47 +03:00
parent cddf868572
commit a683a496ea
2 changed files with 22 additions and 4 deletions
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modules/imgproc/src/phasecorr.cpp
+5 -4
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@@ -372,17 +372,18 @@ static void fftShift(InputOutputArray _out)
if(is_1d)
{
int is_odd = (xMid > 0 && out.cols % 2 == 1) || (yMid > 0 && out.rows % 2 == 1);
xMid = xMid + yMid;
for(size_t i = 0; i < planes.size(); i++)
{
Mat tmp;
Mat half0(planes[i], Rect(0, 0, xMid, 1));
Mat half1(planes[i], Rect(xMid, 0, xMid, 1));
Mat half0(planes[i], Rect(0, 0, xMid + is_odd, 1));
Mat half1(planes[i], Rect(xMid + is_odd, 0, xMid, 1));
half0.copyTo(tmp);
half1.copyTo(half0);
tmp.copyTo(half1);
half1.copyTo(planes[i](Rect(0, 0, xMid, 1)));
tmp.copyTo(planes[i](Rect(xMid, 0, xMid + is_odd, 1)));
}
}
else