Merge branch 'master' into wts

src/misc_utilities/CMakeLists.txt

@@ -20,7 +20,11 @@ TARGET_LINK_LIBRARIES(classifychars
   )
   
   
-ADD_EXECUTABLE( benchmark  benchmark.cpp )
+ADD_EXECUTABLE(benchmark  
+		benchmark/benchmark.cpp 
+		benchmark/benchmark_utils.cpp 
+		benchmark/endtoendtest.cpp 
+)
 TARGET_LINK_LIBRARIES(benchmark 
     openalpr-static
     support
@@ -37,3 +41,9 @@ TARGET_LINK_LIBRARIES(prepcharsfortraining
   )
   
   
+ADD_EXECUTABLE( tagplates  tagplates.cpp )
+TARGET_LINK_LIBRARIES(tagplates 
+    support
+    ${OpenCV_LIBS} 
+  )
+  

src/misc_utilities/benchmark/benchmark.cpp

@@ -28,10 +28,8 @@
 
 #include "alpr_impl.h"
 
-//#include "stage1.h"
-//#include "stage2.h"
-//#include "stateidentifier.h"
-//#include "utility.h"
+#include "endtoendtest.h"
+
 #include "support/filesystem.h"
 
 using namespace std;
@@ -42,6 +40,10 @@ using namespace cv;
 
 void outputStats(vector<double> datapoints);
 
+
+
+
+
 int main( int argc, const char** argv )
 {
   string country;
@@ -284,38 +286,9 @@ int main( int argc, const char** argv )
   }
   else if (benchmarkName.compare("endtoend") == 0)
   {
-    Alpr alpr(country);
-    alpr.setDetectRegion(true);
+    EndToEndTest e2eTest(inDir, outDir);
+    e2eTest.runTest(country, files);
     
-    ofstream outputdatafile;
-
-    outputdatafile.open("results.txt");
-
-    for (int i = 0; i< files.size(); i++)
-    {
-      if (hasEnding(files[i], ".png"))
-      {
-        string fullpath = inDir + "/" + files[i];
-        frame = imread( fullpath.c_str() );
-
-        vector<uchar> buffer;
-        imencode(".bmp", frame, buffer );
-
-        vector<AlprResult> results = alpr.recognize(buffer);
-
-        outputdatafile  << files[i] << ": ";
-        for (int z = 0; z < results.size(); z++)
-        {
-          outputdatafile  << results[z].bestPlate.characters << ", ";
-        }
-        outputdatafile  << endl;
-
-        imshow("Current LP", frame);
-        waitKey(5);
-      }
-    }
-
-    outputdatafile.close();
   }
 }
 

src/misc_utilities/benchmark/benchmark_utils.cpp

@@ -0,0 +1,24 @@
+
+#include "support/filesystem.h"
+#include "benchmark_utils.h"
+
+using namespace std;
+
+vector<string> filterByExtension(vector<string> fileList, string extension)
+{
+  vector<string> filteredList;
+  
+  if (extension.size() == 0)
+    return filteredList;
+  
+  if (extension[0] != '.')
+    extension = "." + extension;
+  
+  for (int i = 0; i < fileList.size(); i++)
+  {
+    if (hasEnding(fileList[i], extension))
+      filteredList.push_back(fileList[i]);
+  }
+  
+  return filteredList;
+}

src/misc_utilities/benchmark/benchmark_utils.h

@@ -0,0 +1,9 @@
+#ifndef OPENALPR_BENCHMARKUTILS_H
+#define OPENALPR_BENCHMARKUTILS_H
+
+#include <iostream>
+
+std::vector<std::string> filterByExtension(std::vector<std::string> fileList, std::string extension);
+
+
+#endif // OPENALPR_BENCHMARKUTILS_H

src/misc_utilities/benchmark/endtoendtest.cpp

@@ -0,0 +1,257 @@
+#include "endtoendtest.h"
+
+using namespace std;
+using namespace cv;
+
+
+EndToEndTest::EndToEndTest(string inputDir, string outputDir)
+{
+  this->inputDir = inputDir;
+  this->outputDir = outputDir;
+}
+
+
+void EndToEndTest::runTest(string country, vector<std::string> files)
+{
+
+  
+  
+  AlprImpl alpr(country);
+  alpr.config->debugOff();
+  alpr.setDetectRegion(false);
+
+  vector<EndToEndBenchmarkResult> benchmarkResults;
+
+  vector<string> textFiles = filterByExtension(files, ".txt");
+
+  for (int i = 0; i< textFiles.size(); i++)
+  {
+    cout << "Benchmarking file " << (i + 1) << " / " << textFiles.size() << " -- " << textFiles[i] << endl;
+    EndToEndBenchmarkResult benchmarkResult;
+	
+    string fulltextpath = inputDir + "/" + textFiles[i];
+    
+    ifstream inputFile(fulltextpath.c_str());
+    string line;
+    
+    getline(inputFile, line);
+    
+    istringstream ss(line);
+
+    string imgfile, plate_number;
+    int x, y, w, h;
+
+    ss >> imgfile >> x >> y >> w >> h >> plate_number;
+    
+    string fullimgpath = inputDir + "/" + imgfile;
+    
+    benchmarkResult.imageName = imgfile;
+    
+    Mat frame = imread( fullimgpath.c_str() );
+
+    Rect actualPlateRect(x, y, w, h);
+    
+    AlprFullDetails recognitionDetails = alpr.recognizeFullDetails(frame);
+    
+
+    
+    //cv::circle(frame, centerPoint, 2, Scalar(0, 0, 255), 5);
+    //drawAndWait(&frame);
+    
+    benchmarkResult.detectionFalsePositives = 0;
+    
+    for (int z = 0; z < recognitionDetails.plateRegions.size(); z++)
+    {
+      benchmarkResult.detectionFalsePositives += totalRectCount(recognitionDetails.plateRegions[z]);
+      
+      bool rectmatches = rectMatches(actualPlateRect, recognitionDetails.plateRegions[z]);
+      
+      
+      if (rectmatches)
+      {
+	// This region matches our plate_number
+	benchmarkResult.detectedPlate = true;
+	benchmarkResult.detectionFalsePositives--;
+	break;
+      }
+      
+    }
+    
+    benchmarkResult.resultsFalsePositives = recognitionDetails.results.size();
+    
+    // Determine if the top result and the top N results match the correct value
+    for (int z = 0; z < recognitionDetails.results.size(); z++)
+    {
+      //cout << "Actual: " << plate_number << endl;
+      //cout << "Candidate: " << recognitionDetails.results[z].bestPlate.characters << endl;
+      if (recognitionDetails.results[z].bestPlate.characters == plate_number)
+      {
+	benchmarkResult.topResultCorrect = true;
+	benchmarkResult.top10ResultCorrect = true;
+	benchmarkResult.resultsFalsePositives--;
+	break;
+      }
+      
+      for (int idx = 0; idx < recognitionDetails.results[z].topNPlates.size(); idx++)
+      {
+	if (recognitionDetails.results[z].topNPlates[idx].characters == plate_number)
+	{
+	  benchmarkResult.top10ResultCorrect = true;
+	  benchmarkResult.resultsFalsePositives--;
+	  break;
+	}
+      }
+      
+      if (benchmarkResult.top10ResultCorrect)
+	break;
+    }
+    
+    benchmarkResults.push_back(benchmarkResult);
+    
+  
+  }
+
+  // Print results data
+  
+  ofstream data;
+  string outputResultsFile = outputDir + "/results.txt";
+  data.open(outputResultsFile.c_str());
+  
+  data << "Image name		Detected Plate		# False Detections		Top Result Correct	Top 10 Correct		# False Results" << endl;
+  for (int i = 0; i < benchmarkResults.size(); i++)
+  {
+    EndToEndBenchmarkResult br = benchmarkResults[i];
+    data << br.imageName << "\t" << br.detectedPlate << "\t" << br.detectionFalsePositives << "\t" << br.topResultCorrect << "\t" << br.top10ResultCorrect << "\t" << br.resultsFalsePositives << endl;
+  }
+  data.close();
+  
+  // Print summary data
+  
+  
+  int totalDetections = 0;
+  int totalTopResultCorrect = 0;
+  int totalTop10Correct = 0;
+  int falseDetectionPositives = 0;
+  int falseResults = 0;
+  for (int i = 0; i < benchmarkResults.size(); i++)
+  {
+    if (benchmarkResults[i].detectedPlate) totalDetections++;
+    if (benchmarkResults[i].topResultCorrect) totalTopResultCorrect++;
+    if (benchmarkResults[i].top10ResultCorrect) totalTop10Correct++;
+    
+    falseDetectionPositives += benchmarkResults[i].detectionFalsePositives;
+    falseResults += benchmarkResults[i].resultsFalsePositives;
+  }
+  
+  // Percentage of how many are correct (higher is better)
+  float detectionScore = 100.0 * ((float) totalDetections) / ((float) benchmarkResults.size());
+  float topResultScore = 100.0 * ((float) totalTopResultCorrect) / ((float) benchmarkResults.size());
+  float top10ResultScore = 100.0 * ((float) totalTop10Correct) / ((float) benchmarkResults.size());
+  
+  // How many false positives per image (higher is worse)
+  float falseDetectionPositivesScore = ((float) falseDetectionPositives) / ((float) benchmarkResults.size());
+  float falseResultsScore = ((float) falseResults) / ((float) benchmarkResults.size());
+  
+  string outputSummaryFile = outputDir + "/summary.txt";
+  data.open(outputSummaryFile.c_str());
+  
+  data << "-------------------" << endl;
+  data << "|     SUMMARY     |" << endl;
+  data << "-------------------" << endl;
+  data << endl;
+  data << "Accuracy scores (higher is better)" << endl;
+  data << "Percent of plates DETECTED: " << detectionScore << endl;
+  data << "Percent of correct TOP10:   " << top10ResultScore << endl;
+  data << "Percent of correct MATCHES: " << topResultScore << endl;
+  data << endl;
+  data << "False Positives Score (lower is better)" << endl;
+  data << "False DETECTIONS per image: " << falseDetectionPositivesScore << endl;
+  data << "False RESULTS per image:    " << falseResultsScore << endl;
+  
+  data.close();
+  
+  
+  // Print the contents of these files now:
+  string line;
+  ifstream resultsFileIn(outputResultsFile.c_str());
+  while(getline(resultsFileIn, line))
+  {
+    cout << line << endl;
+  }
+  ifstream summaryFileIn(outputSummaryFile.c_str());
+  while(getline(summaryFileIn, line))
+  {
+    cout << line << endl;
+  }
+}
+
+
+bool EndToEndTest::rectMatches(cv::Rect actualPlate, PlateRegion candidate)
+{
+  // Determine if this region matches our plate in the image
+  // Do this simply by verifying that the center point of the plate is within the region
+  // And that the plate region is not x% larger or smaller
+
+  const float MAX_SIZE_PERCENT_LARGER = 0.65;
+
+  //int plateCenterX = actualPlate.x + (int) (((float) actualPlate.width) / 2.0);
+  //int plateCenterY = actualPlate.y + (int) (((float) actualPlate.height) / 2.0);
+  //Point centerPoint(plateCenterX, plateCenterY);
+  
+  vector<Point> requiredPoints;
+  requiredPoints.push_back(Point( actualPlate.x + (int) (((float) actualPlate.width) * 0.2),
+				   actualPlate.y + (int) (((float) actualPlate.height) * 0.15)
+			   ));
+  requiredPoints.push_back(Point( actualPlate.x + (int) (((float) actualPlate.width) * 0.8),
+				   actualPlate.y + (int) (((float) actualPlate.height) * 0.15)
+			  ));
+  requiredPoints.push_back(Point( actualPlate.x + (int) (((float) actualPlate.width) * 0.2),
+				  actualPlate.y + (int) (((float) actualPlate.height) * 0.85)
+			  ));
+  requiredPoints.push_back(Point( actualPlate.x + (int) (((float) actualPlate.width) * 0.8),
+				actualPlate.y + (int) (((float) actualPlate.height) * 0.85)
+			));
+  
+
+  float sizeDiff = 1.0 - ((float) actualPlate.area()) / ((float) candidate.rect.area());
+
+  //cout << "Candidate: " << candidate.rect.x << "," << candidate.rect.y << " " << candidate.rect.width << "-" << candidate.rect.height << endl;
+  //cout << "Actual:    " << actualPlate.x << "," << actualPlate.y << " " << actualPlate.width << "-" << actualPlate.height << endl;
+  
+  //cout << "size diff: " << sizeDiff << endl;
+  
+  bool hasAllPoints = true;
+  for (int z = 0; z < requiredPoints.size(); z++)
+  {
+    if (candidate.rect.contains(requiredPoints[z]) == false)
+      hasAllPoints = false;
+    break;
+  }
+  if ( hasAllPoints && 
+    (sizeDiff < MAX_SIZE_PERCENT_LARGER) )
+
+  {
+    return true;
+  }
+  else
+  {
+    for (int i = 0; i < candidate.children.size(); i++)
+    {
+      if (rectMatches(actualPlate, candidate.children[i]))
+	return true;
+    }
+  }
+  
+  return false;
+}
+
+int EndToEndTest::totalRectCount(PlateRegion rootCandidate)
+{
+  int childCount = 0;
+  for (int i = 0; i < rootCandidate.children.size(); i++)
+  {
+    childCount += totalRectCount(rootCandidate.children[i]);
+  }
+  
+  return childCount + 1;
+}

src/misc_utilities/benchmark/endtoendtest.h

@@ -0,0 +1,47 @@
+#ifndef OPENALPR_ENDTOENDTEST_H
+#define OPENALPR_ENDTOENDTEST_H
+
+
+#include "opencv2/highgui/highgui.hpp"
+#include "opencv2/imgproc/imgproc.hpp"
+#include "alpr_impl.h"
+#include "benchmark_utils.h"
+
+class EndToEndTest
+{
+  public:
+    EndToEndTest(std::string inputDir, std::string outputDir);
+    void runTest(std::string country, std::vector<std::string> files);
+  
+  private:
+    
+    bool rectMatches(cv::Rect actualPlate, PlateRegion candidate);
+    int totalRectCount(PlateRegion rootCandidate);
+	
+    std::string inputDir;
+    std::string outputDir;
+  
+  
+};
+
+class EndToEndBenchmarkResult {
+  public:
+    EndToEndBenchmarkResult()
+    {
+    this->imageName = "";
+    this->detectedPlate = false;
+    this->topResultCorrect = false;
+    this->top10ResultCorrect = false;
+    this->detectionFalsePositives = 0;
+    this->resultsFalsePositives = 0;
+    }
+    
+    std::string imageName;
+    bool detectedPlate;
+    bool topResultCorrect;
+    bool top10ResultCorrect;
+    int detectionFalsePositives;
+    int resultsFalsePositives;
+};
+
+#endif	//OPENALPR_ENDTOENDTEST_H

src/misc_utilities/tagplates.cpp

@@ -0,0 +1,233 @@
+/*
+ * Copyright (c) 2013 New Designs Unlimited, LLC
+ * Opensource Automated License Plate Recognition [http://www.openalpr.com]
+ *
+ * This file is part of OpenAlpr.
+ *
+ * OpenAlpr is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License
+ * version 3 as published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+
+
+#include "opencv2/highgui/highgui.hpp"
+#include "opencv2/imgproc/imgproc.hpp"
+
+#include <iostream>
+#include <fstream>
+#include <stdio.h>
+#include <ctype.h>
+
+#include "support/filesystem.h"
+
+
+
+#ifdef __APPLE__
+const int LEFT_ARROW_KEY = 2;
+const int RIGHT_ARROW_KEY = 3;
+const int SPACE_KEY = 32;
+const int ENTER_KEY = 13;
+const int ESCAPE_KEY = 27;
+const int BACKSPACE_KEY = 8;
+
+const int DOWN_ARROW_KEY = 1;
+const int UP_ARROW_KEY= 0;
+
+#else
+const int LEFT_ARROW_KEY = 81;
+const int RIGHT_ARROW_KEY = 83;
+const int SPACE_KEY = 32;
+const int ENTER_KEY = 10;
+const int ESCAPE_KEY = 27;
+const int BACKSPACE_KEY = 8;
+
+const int DOWN_ARROW_KEY = 84;
+const int UP_ARROW_KEY= 82;
+
+#endif
+
+
+using namespace std;
+using namespace cv;
+
+static bool ldragging = false;
+static int xPos1 = 0;
+static int yPos1 = 0;
+static int xPos2 = 0;
+static int yPos2 = 0;
+const float ASPECT_RATIO = 2.0;
+
+static bool rdragging = false;
+static int rDragStartX = 0;
+static int rDragStartY = 0;
+
+void mouseCallback(int event, int x, int y, int flags, void* userdata)
+{
+  if  ( event == EVENT_LBUTTONDOWN )
+  {
+    ldragging = true;
+    xPos1 = x;
+    yPos1 = y;
+    xPos2 = x;
+    yPos2 = y;
+  }
+  else if  ( event == EVENT_LBUTTONUP )
+  {
+    ldragging = false;
+  }
+  else if  ( event == EVENT_RBUTTONDOWN )
+  {
+    rdragging = true;
+    rDragStartX = x;
+    rDragStartY = y;
+  }
+  else if  ( event == EVENT_RBUTTONUP )
+  {
+    rdragging = false;
+  }
+  else if ( event == EVENT_MOUSEMOVE )
+  {
+    if (ldragging && x > xPos1 && y > yPos1)
+    {
+      int w = x - xPos1;
+      int h = (int) (((float) w) / ASPECT_RATIO);
+      
+      xPos2 = x;
+      yPos2 = yPos1 + h;
+      
+    }
+    else if (rdragging)
+    {
+      int xDiff = x - rDragStartX;
+      int yDiff = y - rDragStartY;
+      
+      xPos1 += xDiff;
+      yPos1 += yDiff;
+      xPos2 += xDiff;
+      yPos2 += yDiff;
+      
+      rDragStartX = x;
+      rDragStartY = y;
+    }
+
+  }
+}
+
+
+
+int main( int argc, const char** argv )
+{
+  string country;
+  string inDir;
+  string outDir;
+
+  //Check if user specify image to process
+  if(argc == 4)
+  {
+    country = argv[1];
+    inDir = argv[2];
+    outDir = argv[3];
+  }
+  else
+  {
+    printf("Use:\n\t%s [country] [img input dir] [data output dir]\n",argv[0]);
+    printf("\tex: %s us ./usimages ./usdata\n",argv[0]);
+    printf("\n\n");
+    return 0;
+  }
+
+  if (DirectoryExists(inDir.c_str()) == false)
+  {
+    printf("Input dir does not exist\n");
+    return 0;
+  }
+  if (DirectoryExists(outDir.c_str()) == false)
+  {
+    printf("Output dir does not exist\n");
+    return 0;
+  }
+
+  vector<string> files = getFilesInDir(inDir.c_str());
+  
+  vector<string> imgFiles;
+  sort( files.begin(), files.end(), stringCompare );
+  
+  
+  for (int i = 0; i < files.size(); i++)
+  {
+    if (hasEnding(files[i], ".png") || hasEnding(files[i], ".jpg"))
+    {
+      imgFiles.push_back(files[i]);
+    }
+  }
+  
+
+  for (int i = 0; i< imgFiles.size(); i++)
+  {
+
+    cout << "Loading: " << imgFiles[i] << " (" << (i+1) << "/" << imgFiles.size() << ")" << endl;
+    
+    string fullimgpath = inDir + "/" + imgFiles[i];
+    
+    Mat frame = imread( fullimgpath.c_str() );
+
+    if (frame.cols == 0 || frame.rows == 0)
+      continue;
+    
+    
+    string curplatetag = "";
+	  //Create a window
+    namedWindow("Input image", 1);
+
+    //set the callback function for any mouse event
+    setMouseCallback("Input image", mouseCallback, NULL);
+    
+    char key = (char) cv::waitKey(50);
+    while (key != ENTER_KEY)
+    {
+      
+      if ((key >= '0' && key <= '9') || (key >= 'a' && key <= 'z'))
+      {
+	curplatetag = curplatetag + (char) toupper( key );
+      }
+      else if (key == BACKSPACE_KEY)
+      {
+	curplatetag = curplatetag.substr(0, curplatetag.size() - 1);
+      }
+      Mat tmpFrame(frame.size(), frame.type());
+      frame.copyTo(tmpFrame);
+      rectangle(tmpFrame, Point(xPos1, yPos1), Point(xPos2, yPos2), Scalar(0, 0, 255), 2);
+      
+      rectangle(tmpFrame, Point(xPos1, yPos1 - 35), Point(xPos1 + 175, yPos1 - 5), Scalar(255, 255, 255), CV_FILLED);
+      putText(tmpFrame, curplatetag, Point(xPos1 + 2, yPos1 - 10), FONT_HERSHEY_PLAIN, 1.5, Scalar(100,50,0), 2);
+      
+      imshow("Input image", tmpFrame);
+      
+      key = cv::waitKey(50);
+    }
+    
+    if (curplatetag != "")
+    {
+      // Write the data to disk
+      ofstream outputdatafile;
+
+      std::string outputTextFile = outDir + "/" + filenameWithoutExtension(files[i]) + ".txt";
+      outputdatafile.open(outputTextFile.c_str());
+      
+      outputdatafile << files[i] << "\t" << xPos1 << "\t" << yPos1 << "\t" << (xPos2 - xPos1) << "\t" << (yPos2 - yPos1) << "\t" << curplatetag << endl;
+      outputdatafile.close();
+    }
+    
+  }
+  
+}
+

src/openalpr/alpr.cpp

@@ -41,12 +41,12 @@ std::vector<AlprResult> Alpr::recognize(std::string filepath)
 std::vector<AlprResult> Alpr::recognize(std::vector<unsigned char> imageBuffer)
 {
   // Not sure if this actually works
-  cv::Mat img = cv::imdecode(Mat(imageBuffer), 1);
+  cv::Mat img = cv::imdecode(cv::Mat(imageBuffer), 1);
 
   return impl->recognize(img);
 }
 
-string Alpr::toJson(const vector< AlprResult > results, double processing_time_ms)
+std::string Alpr::toJson(const std::vector< AlprResult > results, double processing_time_ms)
 {
   return impl->toJson(results, processing_time_ms);
 }

src/openalpr/alpr_impl.cpp

@@ -21,6 +21,9 @@
 
 void plateAnalysisThread(void* arg);
 
+using namespace std;
+using namespace cv;
+
 AlprImpl::AlprImpl(const std::string country, const std::string configFile, const std::string runtimeDir)
 {
   config = new Config(country, configFile, runtimeDir);
@@ -63,12 +66,12 @@ bool AlprImpl::isLoaded()
   return config->loaded;
 }
 
-
-std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
+AlprFullDetails AlprImpl::recognizeFullDetails(cv::Mat img)
 {
   timespec startTime;
   getTime(&startTime);
   
+  AlprFullDetails response;
 
   if (!img.data)
   {
@@ -77,11 +80,16 @@ std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
       std::cerr << "Invalid image" << std::endl;
     
     vector<AlprResult> emptyVector;
-    return emptyVector;
+    response.results = emptyVector;
+    
+    vector<PlateRegion> emptyVector2;
+    response.plateRegions = emptyVector2;
+    
+    return response;
   }
 
   // Find all the candidate regions
-  vector<PlateRegion> plateRegions = plateDetector->detect(img);
+  response.plateRegions = plateDetector->detect(img);
 
   // Get the number of threads specified and make sure the value is sane (cannot be greater than CPU cores or less than 1)
   int numThreads = config->multithreading_cores;
@@ -91,7 +99,7 @@ std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
     numThreads = 1;
 
 
-  PlateDispatcher dispatcher(plateRegions, &img, 
+  PlateDispatcher dispatcher(response.plateRegions, &img, 
 			     config, stateIdentifier, ocr, 
 			     topN, detectRegion, defaultRegion);
     
@@ -120,9 +128,9 @@ std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
   
   if (config->debugGeneral && config->debugShowImages)
   {
-    for (int i = 0; i < plateRegions.size(); i++)
+    for (int i = 0; i < response.plateRegions.size(); i++)
     {
-      rectangle(img, plateRegions[i].rect, Scalar(0, 0, 255), 2);
+      rectangle(img, response.plateRegions[i].rect, Scalar(0, 0, 255), 2);
     }
     
     for (int i = 0; i < dispatcher.getRecognitionResults().size(); i++)
@@ -143,7 +151,7 @@ std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
   }
   
   
-  vector<AlprResult> results = dispatcher.getRecognitionResults();
+  response.results = dispatcher.getRecognitionResults();
   
   if (config->debugPauseOnFrame)
   {
@@ -152,7 +160,13 @@ std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
     {}
   }
   
-  return results;
+  return response;
+}
+
+std::vector<AlprResult> AlprImpl::recognize(cv::Mat img)
+{
+  AlprFullDetails fullDetails = recognizeFullDetails(img);
+  return fullDetails.results;
 }
 
 void plateAnalysisThread(void* arg)

src/openalpr/alpr_impl.h

@@ -47,6 +47,13 @@
 
 #define ALPR_NULL_PTR 0
 
+
+struct AlprFullDetails
+{
+  std::vector<PlateRegion> plateRegions;
+  std::vector<AlprResult> results;
+};
+
 class AlprImpl
 {
 
@@ -54,15 +61,16 @@ class AlprImpl
     AlprImpl(const std::string country, const std::string configFile = "", const std::string runtimeDir = "");
     virtual ~AlprImpl();
 
+    AlprFullDetails recognizeFullDetails(cv::Mat img);
     std::vector<AlprResult> recognize(cv::Mat img);
     
     void applyRegionTemplate(AlprResult* result, std::string region);
     
     void setDetectRegion(bool detectRegion);
     void setTopN(int topn);
-    void setDefaultRegion(string region);
+    void setDefaultRegion(std::string region);
     
-    std::string toJson(const vector<AlprResult> results, double processing_time_ms = -1);
+    std::string toJson(const std::vector<AlprResult> results, double processing_time_ms = -1);
     static std::string getVersion();
     
     Config* config;
@@ -85,7 +93,7 @@ class AlprImpl
 class PlateDispatcher
 {
   public:
-    PlateDispatcher(vector<PlateRegion> plateRegions, cv::Mat* image, 
+    PlateDispatcher(std::vector<PlateRegion> plateRegions, cv::Mat* image, 
 		    Config* config,
 		    StateIdentifier* stateIdentifier,
 		    OCR* ocr,
@@ -106,7 +114,7 @@ class PlateDispatcher
     {
       tthread::lock_guard<tthread::mutex> guard(mMutex);
 
-      Mat img(this->frame->size(), this->frame->type());
+      cv::Mat img(this->frame->size(), this->frame->type());
       this->frame->copyTo(img);
       
       return img;
@@ -139,7 +147,7 @@ class PlateDispatcher
       recognitionResults.push_back(recognitionResult);
     }
     
-    vector<AlprResult> getRecognitionResults()
+    std::vector<AlprResult> getRecognitionResults()
     {
       return recognitionResults;
     }
@@ -159,8 +167,8 @@ class PlateDispatcher
     tthread::mutex mMutex;
     
     cv::Mat* frame;
-    vector<PlateRegion> plateRegions;
-    vector<AlprResult> recognitionResults;
+    std::vector<PlateRegion> plateRegions;
+    std::vector<AlprResult> recognitionResults;
 
 };
 

src/openalpr/charactersegmenter.cpp

@@ -130,7 +130,9 @@ CharacterSegmenter::CharacterSegmenter(Mat img, bool invertedColors, Config* con
         Mat histoCopy(vertHistogram.histoImg.size(), vertHistogram.histoImg.type());
         //vertHistogram.copyTo(histoCopy);
         cvtColor(vertHistogram.histoImg, histoCopy, CV_GRAY2RGB);
-        allHistograms.push_back(histoCopy);
+
+	string label = "threshold: " + toString(i);
+        allHistograms.push_back(addLabel(histoCopy, label));
       }
 
 //
@@ -144,7 +146,7 @@ CharacterSegmenter::CharacterSegmenter(Mat img, bool invertedColors, Config* con
           rectangle(allHistograms[i], charBoxes[cboxIdx], Scalar(0, 255, 0));
         }
 
-        Mat histDashboard = drawImageDashboard(allHistograms, allHistograms[0].type(), 3);
+        Mat histDashboard = drawImageDashboard(allHistograms, allHistograms[0].type(), 1);
         displayImage(config, "Char seg histograms", histDashboard);
       }
 

src/openalpr/config.cpp

@@ -200,6 +200,7 @@ void Config::debugOff()
   debugColorFiler = 	false;
   debugOcr = 		false;
   debugPostProcess = 	false;
+  debugPauseOnFrame = 	false;
 }
 
 

src/openalpr/ocr.cpp

@@ -19,6 +19,10 @@
 
 #include "ocr.h"
 
+using namespace std;
+using namespace cv;
+using namespace tesseract;
+
 OCR::OCR(Config* config)
 {
   const string EXPECTED_TESSERACT_VERSION = "3.03";

src/openalpr/ocr.h

@@ -31,9 +31,6 @@
 #include "opencv2/imgproc/imgproc.hpp"
 
 #include "tesseract/baseapi.h"
-using namespace  tesseract;
-using namespace std;
-using namespace cv;
 
 class OCR
 {
@@ -42,7 +39,7 @@ class OCR
     OCR(Config* config);
     virtual ~OCR();
 
-    void performOCR(vector<Mat> thresholds, vector<Rect> charRegions);
+    void performOCR(std::vector<cv::Mat> thresholds, std::vector<cv::Rect> charRegions);
 
     PostProcess* postProcessor;
     //string recognizedText;
@@ -52,7 +49,7 @@ class OCR
   private:
     Config* config;
 
-    TessBaseAPI *tesseract;
+    tesseract::TessBaseAPI *tesseract;
 
 };
 

src/openalpr/support/filesystem.cpp

@@ -101,3 +101,9 @@ bool stringCompare( const std::string &left, const std::string &right )
     return true;
   return false;
 }
+
+std::string filenameWithoutExtension(std::string filename)
+{
+  int lastindex = filename.find_last_of("."); 
+  return filename.substr(0, lastindex); 
+}

src/openalpr/support/filesystem.h

@@ -21,6 +21,8 @@ bool startsWith(std::string const &fullString, std::string const &prefix);
 bool hasEnding (std::string const &fullString, std::string const &ending);
 bool hasEndingInsensitive(const std::string& fullString, const std::string& ending);
 
+std::string filenameWithoutExtension(std::string filename);
+
 bool DirectoryExists( const char* pzPath );
 bool fileExists( const char* pzPath );
 std::vector<std::string> getFilesInDir(const char* dirPath);

src/openalpr/utility.cpp

@@ -375,3 +375,23 @@ LineSegment LineSegment::getParallelLine(float distance)
 
   return result;
 }
+
+
+std::string toString(int value)
+{
+  stringstream ss;
+  ss << value;
+  return ss.str();
+}
+std::string toString(float value)
+{
+  stringstream ss;
+  ss << value;
+  return ss.str();
+}
+std::string toString(double value)
+{
+  stringstream ss;
+  ss << value;
+  return ss.str();
+}

src/openalpr/utility.h

@@ -106,4 +106,9 @@ cv::Rect expandRect(cv::Rect original, int expandXPixels, int expandYPixels, int
 
 cv::Mat addLabel(cv::Mat input, std::string label);
 
+
+std::string toString(int value);
+std::string toString(float value);
+std::string toString(double value);
+
 #endif // OPENALPR_UTILITY_H