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Avoid possible buffer underrun in ImProcFunctions::Mad and ImProcFunctions::MadRgb

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heckflosse
2016-09-02 21:04:23 +02:00
parent db6b43e3c0
commit dc4bbe906b
1 changed files with 6 additions and 0 deletions
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6
rtengine/FTblockDN.cc
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@@ -2146,6 +2146,9 @@ float ImProcFunctions::MadMax(float * DataList, int & max, int datalen)
float ImProcFunctions::Mad(float * DataList, const int datalen)
{
if(datalen <= 0) { // Avoid possible buffer underrun
return 0;
}
//computes Median Absolute Deviation
//DataList values should mostly have abs val < 256 because we are in Lab mode
@@ -2172,6 +2175,9 @@ float ImProcFunctions::Mad(float * DataList, const int datalen)
float ImProcFunctions::MadRgb(float * DataList, const int datalen)
{
if(datalen <= 0) { // Avoid possible buffer underrun
return 0;
}
//computes Median Absolute Deviation
//DataList values should mostly have abs val < 65536 because we are in RGB mode