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fix out-of-bounds access to crop when lcp distortion correction is enabled

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Alberto Griggio
2017-04-08 10:13:53 +02:00
parent eafe8d27cb
commit 73e14702dd
1 changed files with 2 additions and 2 deletions
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4
rtengine/dcrop.cc
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@@ -1150,10 +1150,10 @@ bool Crop::setCropSizes (int rcx, int rcy, int rcw, int rch, int skip, bool inte
// distortion relative to the image // distortion relative to the image
// size. BUT IS 15% REALLY ENOUGH? // size. BUT IS 15% REALLY ENOUGH?
// In fact, is there a better way?? // In fact, is there a better way??
orw = min(int(orw + dW), parent->fw);
orh = min(int(orh + dH), parent->fh);
orx = max(int(orx - dW/2.0), 0); orx = max(int(orx - dW/2.0), 0);
ory = max(int(ory - dH/2.0), 0); ory = max(int(ory - dH/2.0), 0);
orw = min(int(orw + dW), parent->fw - orx);
orh = min(int(orh + dH), parent->fh - ory);
} }