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imgproc: fix using of uninitialized edge[] members in FillConvexPoly

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This commit is contained in:
Alexander Alekhin 2017-01-03 22:18:27 +03:00
parent a85b4b5805
commit fa36b9d345
1 changed files with 6 additions and 0 deletions
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6
modules/imgproc/src/drawing.cpp
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@ -1171,6 +1171,9 @@ FillConvexPoly( Mat& img, const Point2l* v, int npts, const void* color, int lin
edge[0].di = 1; edge[0].di = 1;
edge[1].di = npts - 1; edge[1].di = npts - 1;
edge[0].x = edge[1].x = -XY_ONE;
edge[0].dx = edge[1].dx = 0;
ptr += img.step*y; ptr += img.step*y;
do do
@ -1213,6 +1216,9 @@ FillConvexPoly( Mat& img, const Point2l* v, int npts, const void* color, int lin
} }
} }
if (edges < 0)
break;
if (y >= 0) if (y >= 0)
{ {
int left = 0, right = 1; int left = 0, right = 1;