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fixed scaling in gpu HOG

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This commit is contained in:
Alexey Spizhevoy 2010-11-22 14:13:23 +00:00
parent 636cb15f3d
commit d7c0c72b75
1 changed files with 2 additions and 2 deletions
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4
modules/gpu/src/hog.cpp
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@ -313,7 +313,7 @@ void cv::gpu::HOGDescriptor::detectMultiScale(const GpuMat& img, vector<Rect>& f
for (size_t i = 0; i < level_scale.size(); i++)
{
double scale = level_scale[i];
Size sz(img.cols/scale, img.rows/scale);
Size sz(cvRound(img.cols / scale), cvRound(img.rows / scale));
GpuMat smaller_img;
if (sz == img.size())
@ -328,7 +328,7 @@ void cv::gpu::HOGDescriptor::detectMultiScale(const GpuMat& img, vector<Rect>& f
}
detect(smaller_img, locations, hit_threshold, win_stride, padding);
Size scaled_win_size(win_size.width * scale, win_size.height * scale);
Size scaled_win_size(cvRound(win_size.width * scale), cvRound(win_size.height * scale));
for (size_t j = 0; j < locations.size(); j++)
all_candidates.push_back(Rect(Point2d((CvPoint)locations[j]) * scale, scaled_win_size));
}