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Sorting TextLines from top to bottom vertically

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This commit is contained in:
Matt Hill
2014-10-19 20:27:49 -04:00
parent 02e9517d83
commit 2a9c0de2e3
2 changed files with 6 additions and 0 deletions
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5
src/openalpr/textdetection/characteranalysis.cpp
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@@ -25,6 +25,8 @@
using namespace cv; using namespace cv;
using namespace std; using namespace std;
bool sort_text_line(TextLine i, TextLine j) { return (i.topLine.p1.y < j.topLine.p1.y); }
CharacterAnalysis::CharacterAnalysis(PipelineData* pipeline_data) CharacterAnalysis::CharacterAnalysis(PipelineData* pipeline_data)
{ {
this->pipeline_data = pipeline_data; this->pipeline_data = pipeline_data;
@@ -155,6 +157,9 @@ void CharacterAnalysis::analyze()
filterBetweenLines(bestThreshold, bestContours, tempTextLines); filterBetweenLines(bestThreshold, bestContours, tempTextLines);
// Sort the lines from top to bottom.
std::sort(tempTextLines.begin(), tempTextLines.end(), sort_text_line);
// Now that we've filtered a few more contours, re-do the text area. // Now that we've filtered a few more contours, re-do the text area.
for (uint i = 0; i < tempTextLines.size(); i++) for (uint i = 0; i < tempTextLines.size(); i++)
{ {

1
src/openalpr/textdetection/characteranalysis.h
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@@ -20,6 +20,7 @@
#ifndef OPENALPR_CHARACTERANALYSIS_H #ifndef OPENALPR_CHARACTERANALYSIS_H
#define OPENALPR_CHARACTERANALYSIS_H #define OPENALPR_CHARACTERANALYSIS_H
#include <algorithm>
#include "opencv2/imgproc/imgproc.hpp" #include "opencv2/imgproc/imgproc.hpp"
#include "utility.h" #include "utility.h"
#include "config.h" #include "config.h"