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Gh19730 #19732

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12 changes: 10 additions & 2 deletions ext/gd/libgd/gd_interpolation.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2461,10 +2461,18 @@ int gdTransformAffineBoundingBox(gdRectPtr src, const double affine[6], gdRectPt
if (max.y < extent[i].y)
max.y=extent[i].y;
}
double twidth = floor(max.x - min.x) - 1;
double theight = floor(max.y - min.y);

if (twidth < (double)INT_MIN || twidth > (double)INT_MAX)
twidth = 0.0;
if (theight < (double)INT_MIN || theight > (double)INT_MAX)
theight = 0.0;

bbox->x = (int) min.x;
bbox->y = (int) min.y;
bbox->width = (int) floor(max.x - min.x) - 1;
bbox->height = (int) floor(max.y - min.y);
bbox->width = (int) twidth;
bbox->height = (int) theight;
return GD_TRUE;
}

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