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Added angle to TextLine

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This commit is contained in:
Matt Hill
2014-10-19 15:54:04 -04:00
parent 2ac6337342
commit f122eee12d
2 changed files with 5 additions and 5 deletions
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9
src/openalpr/textdetection/textline.cpp
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@@ -41,11 +41,14 @@ TextLine::TextLine(std::vector<cv::Point> textArea, std::vector<cv::Point> lineP
this->charBoxLeft = LineSegment(textArea[3].x, textArea[3].y, textArea[0].x, textArea[0].y); this->charBoxLeft = LineSegment(textArea[3].x, textArea[3].y, textArea[0].x, textArea[0].y);
this->charBoxRight = LineSegment(textArea[2].x, textArea[2].y, textArea[1].x, textArea[1].y); this->charBoxRight = LineSegment(textArea[2].x, textArea[2].y, textArea[1].x, textArea[1].y);
// Calculate line height
float x = ((float) linePolygon[1].x) / 2; float x = ((float) linePolygon[1].x) / 2;
Point midpoint = Point(x, bottomLine.getPointAt(x)); Point midpoint = Point(x, bottomLine.getPointAt(x));
Point acrossFromMidpoint = topLine.closestPointOnSegmentTo(midpoint); Point acrossFromMidpoint = topLine.closestPointOnSegmentTo(midpoint);
this->lineHeight = distanceBetweenPoints(midpoint, acrossFromMidpoint); this->lineHeight = distanceBetweenPoints(midpoint, acrossFromMidpoint);
this->angle = (topLine.angle + bottomLine.angle) / 2;
} }
} }
@@ -63,20 +66,16 @@ cv::Mat TextLine::drawDebugImage(cv::Mat baseImage) {
fillConvexPoly(debugImage, linePolygon.data(), linePolygon.size(), Scalar(0,0,165)); fillConvexPoly(debugImage, linePolygon.data(), linePolygon.size(), Scalar(0,0,165));
drawAndWait(&debugImage);
fillConvexPoly(debugImage, textArea.data(), textArea.size(), Scalar(125,255,0)); fillConvexPoly(debugImage, textArea.data(), textArea.size(), Scalar(125,255,0));
drawAndWait(&debugImage);
line(debugImage, topLine.p1, topLine.p2, Scalar(255,0,0), 1); line(debugImage, topLine.p1, topLine.p2, Scalar(255,0,0), 1);
line(debugImage, bottomLine.p1, bottomLine.p2, Scalar(255,0,0), 1); line(debugImage, bottomLine.p1, bottomLine.p2, Scalar(255,0,0), 1);
drawAndWait(&debugImage);
line(debugImage, charBoxTop.p1, charBoxTop.p2, Scalar(0,125,125), 1); line(debugImage, charBoxTop.p1, charBoxTop.p2, Scalar(0,125,125), 1);
line(debugImage, charBoxLeft.p1, charBoxLeft.p2, Scalar(0,125,125), 1); line(debugImage, charBoxLeft.p1, charBoxLeft.p2, Scalar(0,125,125), 1);
line(debugImage, charBoxRight.p1, charBoxRight.p2, Scalar(0,125,125), 1); line(debugImage, charBoxRight.p1, charBoxRight.p2, Scalar(0,125,125), 1);
line(debugImage, charBoxBottom.p1, charBoxBottom.p2, Scalar(0,125,125), 1); line(debugImage, charBoxBottom.p1, charBoxBottom.p2, Scalar(0,125,125), 1);
drawAndWait(&debugImage);
return debugImage; return debugImage;
} }

1
src/openalpr/textdetection/textline.h
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@@ -40,6 +40,7 @@ public:
LineSegment charBoxRight; LineSegment charBoxRight;
float lineHeight; float lineHeight;
float angle;
cv::Mat drawDebugImage(cv::Mat baseImage); cv::Mat drawDebugImage(cv::Mat baseImage);
private: private: