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fixed CascadeClassifier::detectMultiScale when TBB

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This commit is contained in:
Maria Dimashova
2010-10-25 12:05:22 +00:00
parent 886369069a
commit e0b40c26d8
2 changed files with 5 additions and 5 deletions
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8
modules/objdetect/src/cascadedetect.cpp
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@@ -898,10 +898,10 @@ void CascadeClassifier::detectMultiScale( const Mat& image, vector<Rect>& object
int yStep = factor > 2. ? 1 : 2;
#ifdef HAVE_TBB
const int PTS_PER_THREAD = 100;
stripCount = max(((sz1.height*sz1.width)/(yStep*yStep) + PTS_PER_THREAD/2)/PTS_PER_THREAD, 1);
stripSize = (sz1.height + stripCount - 1)/stripCount;
stripSize = (stripSize/yStep)*yStep;
const int PTS_PER_THREAD = 1000;
stripCount = ((sz1.width/yStep)*(sz1.height + yStep-1)/yStep + PTS_PER_THREAD/2)/PTS_PER_THREAD;
stripCount = std::min(std::max(stripCount, 1), 100);
stripSize = (((sz1.height + stripCount - 1)/stripCount + yStep-1)/yStep)*yStep;
#else
stripCount = 1;
stripSize = sz1.height;