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avoid division by zero

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Origin commit data
------------------
Commit: 49c86a38b4
Author: Jacek Jendrzej <overx300@gmail.com>
Date: 2016-04-21 (Thu, 21 Apr 2016)
This commit is contained in:
Jacek Jendrzej
2016-04-21 18:08:17 +02:00
parent f62086378c
commit a787c2990d
4 changed files with 24 additions and 18 deletions
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16
src/driver/pictureviewer/pictureviewer.cpp
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@@ -774,10 +774,11 @@ unsigned char * CPictureViewer::int_Resize(unsigned char *orgin, int ox, int oy,
r+=q[0]; g+=q[1]; b+=q[2]; a+=q[3];
}
}
p[0]= uint8_t(r/sq);
p[1]= uint8_t(g/sq);
p[2]= uint8_t(b/sq);
p[3]= uint8_t(a/sq);
int sq_tmp = sq ? sq : 1;//avoid division by zero
p[0]= uint8_t(r/sq_tmp);
p[1]= uint8_t(g/sq_tmp);
p[2]= uint8_t(b/sq_tmp);
p[3]= uint8_t(a/sq_tmp);
}
}
}else
@@ -796,9 +797,10 @@ unsigned char * CPictureViewer::int_Resize(unsigned char *orgin, int ox, int oy,
r+=q[0]; g+=q[1]; b+=q[2];
}
}
p[0]= uint8_t(r/sq);
p[1]= uint8_t(g/sq);
p[2]= uint8_t(b/sq);
int sq_tmp = sq ? sq : 1;//avoid division by zero
p[0]= uint8_t(r/sq_tmp);
p[1]= uint8_t(g/sq_tmp);
p[2]= uint8_t(b/sq_tmp);
}
}
}