Added configuration option to output character details in results

config/openalpr.conf.in

@@ -59,6 +59,8 @@ postprocess_confidence_skip_level = 80
 postprocess_min_characters = 4
 postprocess_max_characters = 8
 
+; Return detailed results for each character
+results_character_details = 0
 
 debug_general         = 0
 debug_timing          = 0

src/openalpr/alpr_impl.cpp

@@ -187,8 +187,11 @@ namespace alpr
 
         ocr->performOCR(&pipeline_data);
         ocr->postProcessor.analyze(plateResult.region, topN);
-        const vector<PPResult> ppResults = ocr->postProcessor.getResults();
 
+        timespec resultsStartTime;
+        getTimeMonotonic(&resultsStartTime);
+
+        const vector<PPResult> ppResults = ocr->postProcessor.getResults();
 
         int bestPlateIndex = 0;
 
@@ -204,6 +207,8 @@ namespace alpr
           aplate.overall_confidence = ppResults[pp].totalscore;
           aplate.matches_template = ppResults[pp].matchesTemplate;
             
+          if (config->resultsCharacterDetails)
+          {
             // Grab detailed results for each character
             for (unsigned int c_idx = 0; c_idx < ppResults[pp].letter_details.size(); c_idx++)
             {
@@ -217,7 +222,7 @@ namespace alpr
               aplate.character_details.push_back(character_details);
             }
             plateResult.topNPlates.push_back(aplate);
-
+          }
         }
 
         if (plateResult.topNPlates.size() > bestPlateIndex)
@@ -234,6 +239,10 @@ namespace alpr
         timespec plateEndTime;
         getTimeMonotonic(&plateEndTime);
         plateResult.processing_time_ms = diffclock(platestarttime, plateEndTime);
+        if (config->debugTiming)
+        {
+          cout << "Result Generation Time: " << diffclock(resultsStartTime, plateEndTime) << "ms." << endl;
+        }
 
         if (plateResult.topNPlates.size() > 0)
         {
@@ -252,9 +261,6 @@ namespace alpr
         }
       }
 
-
-
-
     }
 
     // Unwarp plate regions if necessary

src/openalpr/config.cpp

@@ -180,6 +180,8 @@ namespace alpr
     postProcessMinCharacters = getInt(ini, "", "postprocess_min_characters", 100);
     postProcessMaxCharacters = getInt(ini, "", "postprocess_max_characters", 100);
 
+    resultsCharacterDetails = getBoolean(ini,"", "results_character_details", false);
+
     debugGeneral = 	getBoolean(ini, "", "debug_general",		false);
     debugTiming = 	getBoolean(ini, "", "debug_timing",		false);
     debugPrewarp = 	getBoolean(ini, "", "debug_prewarp",		false);

src/openalpr/config.h

@@ -101,10 +101,10 @@ namespace alpr
 
       float postProcessMinConfidence;
       float postProcessConfidenceSkipLevel;
-      unsigned int postProcessMaxSubstitutions;
       unsigned int postProcessMinCharacters;
       unsigned int postProcessMaxCharacters;
 
+      unsigned int resultsCharacterDetails;
 
       bool debugGeneral;
       bool debugTiming;