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Check image dimension in vpImageFilter::gaussianBlur function #1535

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Jan 9, 2025
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Check image dimension in vpImageFilter::gaussianBlur function #1535

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7 changes: 7 additions & 0 deletions modules/core/src/image/vpImageFilter.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -320,6 +320,13 @@
void vpImageFilter::gaussianBlur(const vpImage<vpRGBa> &I, vpImage<vpRGBa> &GI, unsigned int size, double sigma, bool normalize,
const vpImage<bool> *p_mask)
{
if (size-1 > I.getWidth() || size-1 > I.getHeight()) {
std::ostringstream oss;

Check warning on line 324 in modules/core/src/image/vpImageFilter.cpp

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modules/core/src/image/vpImageFilter.cpp#L324 

Added line #L324 was not covered by tests
oss << "Image size (" << I.getWidth() << "x" << I.getHeight() << ") is too small for the Gaussian kernel ("
<< "size=" << size << "), min size is " << (size-1);
throw vpException(vpException::dimensionError, oss.str());
}

Check warning on line 328 in modules/core/src/image/vpImageFilter.cpp

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modules/core/src/image/vpImageFilter.cpp#L327-L328 

Added lines #L327 - L328 were not covered by tests

double *fg = new double[(size + 1) / 2];
vpImageFilter::getGaussianKernel(fg, size, sigma, normalize);
vpImage<vpRGBa> GIx;
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