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Disqualify plates with corners that are way too narrow

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Matt Hill
2015-06-28 11:47:35 -04:00
parent eb777abe16
commit d93d268908
1 changed files with 9 additions and 2 deletions
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11
src/openalpr/edges/platecorners.cpp
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@@ -196,10 +196,17 @@ namespace alpr
Point leftMidLinePoint = left.closestPointOnSegmentTo(tlc.centerVerticalLine.midpoint()); Point leftMidLinePoint = left.closestPointOnSegmentTo(tlc.centerVerticalLine.midpoint());
Point rightMidLinePoint = right.closestPointOnSegmentTo(tlc.centerVerticalLine.midpoint()); Point rightMidLinePoint = right.closestPointOnSegmentTo(tlc.centerVerticalLine.midpoint());
float plateDistance = abs(idealPixelWidth - distanceBetweenPoints(leftMidLinePoint, rightMidLinePoint)); float actual_width = distanceBetweenPoints(leftMidLinePoint, rightMidLinePoint);
// Disqualify the pairing if it's less than one quarter of the ideal width
if (actual_width < (idealPixelWidth / 4))
return;
float plateDistance = abs(idealPixelWidth - actual_width);
// normalize for image width // normalize for image width
plateDistance = plateDistance / ((float)inputImage.cols); plateDistance = plateDistance / ((float)inputImage.cols);
scoreKeeper.setScore("SCORING_DISTANCE_WEIGHT_VERTICAL", plateDistance, SCORING_DISTANCE_WEIGHT_VERTICAL); scoreKeeper.setScore("SCORING_DISTANCE_WEIGHT_VERTICAL", plateDistance, SCORING_DISTANCE_WEIGHT_VERTICAL);
float score = scoreKeeper.getTotal(); float score = scoreKeeper.getTotal();