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Merge pull request #7865 from LaurentBerger:UserColormap

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This commit is contained in:
Vadim Pisarevsky
2017-05-24 12:43:54 +00:00
parent 057c10baac 91e06e7c05
commit 9734ee13e5
3 changed files with 183 additions and 1 deletions
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modules/imgproc/src/colormap.cpp
+28
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@@ -490,6 +490,22 @@ namespace colormap
}
};
// UserColormap .
class UserColorMap : public ColorMap {
public:
UserColorMap(Mat c) : ColorMap() {
init(c);
}
void init(Mat c) {
this->_lut = c;
}
void init(int n) {
CV_Error(Error::StsAssert, format("unused method in UserColormap init(%d).",n));
}
};
void ColorMap::operator()(InputArray _src, OutputArray _dst) const
{
CV_INSTRUMENT_REGION()
@@ -546,4 +562,16 @@ namespace colormap
delete cm;
}
void applyColorMap(InputArray src, OutputArray dst, InputArray userColor)
{
if (userColor.size() != Size(1,256))
CV_Error(Error::StsAssert, "cv::LUT only supports tables of size 256.");
if (userColor.type() != CV_8UC1 && userColor.type() != CV_8UC3)
CV_Error(Error::StsAssert, "cv::LUT only supports tables CV_8UC1 or CV_8UC3.");
colormap::UserColorMap cm(userColor.getMat());
(cm)(src, dst);
}
}