avoid accessing zero-sized containers with operator[]
remove count>=3 condition when considering entries for the palette ( fixes #2068 but breaks almost all visual tests )
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03250869b6
1 changed files with 5 additions and 3 deletions
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@ -249,7 +249,9 @@ public:
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}
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if (colors_ == 1)
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{
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return pal_remap_[has_holes_?1:0];
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if (pal_remap_.size() > 1)
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return pal_remap_[has_holes_?1:0];
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else return 0;
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}
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rgba_hash_table::iterator it = color_hashmap_.find(val);
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@ -361,7 +363,7 @@ private:
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void print_tree(node *r, int d=0, int id=0) const
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{
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for (int i=0; i<d; i++)
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for (int i=0; i<d; ++i)
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{
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printf("\t");
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}
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@ -396,7 +398,7 @@ private:
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// clip extreme alfa values
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void create_palette_rek(std::vector<rgba> & palette, node * itr) const
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{
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if (itr->count >= 3)
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if (itr->count != 0)
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{
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unsigned count = itr->count;
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byte a = byte(itr->alphas/float(count));
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