[pktools] 263/375: cap both ul and lr pixel when reading block in pkextract

[Bas Couwenberg]

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sebastic-guest pushed a commit to branch upstream-master
in repository pktools.

commit bf7f1a5547186c061607726b296804c91e657827
Author: Pieter Kempeneers <kempe...@gmail.com>
Date:   Fri May 9 12:25:07 2014 +0200

    cap both ul and lr pixel when reading block in pkextract
---
 src/apps/pkextract.cc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/apps/pkextract.cc b/src/apps/pkextract.cc
index ef506bc..a6aae69 100644
--- a/src/apps/pkextract.cc
+++ b/src/apps/pkextract.cc
@@ -1201,10 +1201,18 @@ int main(int argc, char *argv[])
 
            if(uli<0)
              uli=0;
+           if(lri<0)
+             lri=0;
+           if(uli>=imgReader.nrOfCol())
+             uli=imgReader.nrOfCol()-1;
            if(lri>=imgReader.nrOfCol())
              lri=imgReader.nrOfCol()-1;
            if(ulj<0)
              ulj=0;
+           if(lrj<0)
+             lrj=0;
+           if(ulj>=imgReader.nrOfRow())
+             ulj=imgReader.nrOfRow()-1;
            if(lrj>=imgReader.nrOfRow())
              lrj=imgReader.nrOfRow()-1;
            // 
if(uli<0||lri>=imgReader.nrOfCol()||ulj<0||lrj>=imgReader.nrOfRow())
@@ -1746,10 +1754,18 @@ int main(int argc, char *argv[])
 
            if(uli<0)
              uli=0;
+           if(lri<0)
+             lri=0;
+           if(uli>=imgReader.nrOfCol())
+             uli=imgReader.nrOfCol()-1;
            if(lri>=imgReader.nrOfCol())
              lri=imgReader.nrOfCol()-1;
            if(ulj<0)
              ulj=0;
+           if(lrj<0)
+             lrj=0;
+           if(ulj>=imgReader.nrOfRow())
+             ulj=imgReader.nrOfRow()-1;
            if(lrj>=imgReader.nrOfRow())
              lrj=imgReader.nrOfRow()-1;
            // 
if(uli<0||lri>=imgReader.nrOfCol()||ulj<0||lrj>=imgReader.nrOfRow())

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