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Divide by zero error in SEEDS Superpixels #2935 #2937

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Merged
merged 2 commits into from
Jul 1, 2021
Merged

Divide by zero error in SEEDS Superpixels #2935 #2937

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84e9b98
Divide by zero error in SEEDS Superpixels #2935
scloke Apr 30, 2021
47909b0
Update seeds.cpp
scloke May 3, 2021
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4 changes: 2 additions & 2 deletions modules/ximgproc/src/seeds.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -136,8 +136,8 @@ class SuperpixelSEEDSImpl : public SuperpixelSEEDS
//compute initial label for sublevels: level <= seeds_top_level
//this is an equally sized grid with size nr_h[level]*nr_w[level]
int computeLabel(int level, int x, int y) {
return std::min(y / (height / nr_wh[2 * level + 1]), nr_wh[2 * level + 1] - 1) * nr_wh[2 * level]
+ std::min((x / (width / nr_wh[2 * level])), nr_wh[2 * level] - 1);
return std::min(y * nr_wh[2 * level + 1] / height, nr_wh[2 * level + 1] - 1) * nr_wh[2 * level]
+ std::min(x * nr_wh[2 * level] / width, nr_wh[2 * level] - 1);
}
inline int nrLabels(int level) const {
return nr_wh[2 * level + 1] * nr_wh[2 * level];
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