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Added configuration option to output character details in results

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psaintjust
2015-06-30 19:41:37 -04:00
parent 6d9d8201e1
commit 50f9d2d81a
4 changed files with 29 additions and 19 deletions
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2
config/openalpr.conf.in
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@@ -59,6 +59,8 @@ postprocess_confidence_skip_level = 80
postprocess_min_characters = 4 postprocess_min_characters = 4
postprocess_max_characters = 8 postprocess_max_characters = 8
; Return detailed results for each character
results_character_details = 0
debug_general = 0 debug_general = 0
debug_timing = 0 debug_timing = 0

38
src/openalpr/alpr_impl.cpp
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@@ -187,8 +187,11 @@ namespace alpr
ocr->performOCR(&pipeline_data); ocr->performOCR(&pipeline_data);
ocr->postProcessor.analyze(plateResult.region, topN); 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; int bestPlateIndex = 0;
@@ -204,20 +207,22 @@ namespace alpr
aplate.overall_confidence = ppResults[pp].totalscore; aplate.overall_confidence = ppResults[pp].totalscore;
aplate.matches_template = ppResults[pp].matchesTemplate; aplate.matches_template = ppResults[pp].matchesTemplate;
// Grab detailed results for each character if (config->resultsCharacterDetails)
for (unsigned int c_idx = 0; c_idx < ppResults[pp].letter_details.size(); c_idx++)
{ {
AlprChar character_details; // Grab detailed results for each character
character_details.character = ppResults[pp].letter_details[c_idx].letter; for (unsigned int c_idx = 0; c_idx < ppResults[pp].letter_details.size(); c_idx++)
character_details.confidence = ppResults[pp].letter_details[c_idx].totalscore; {
cv::Rect char_rect = pipeline_data.charRegions[ppResults[pp].letter_details[c_idx].charposition]; AlprChar character_details;
std::vector<AlprCoordinate> charpoints = getCharacterPoints(char_rect, &pipeline_data ); character_details.character = ppResults[pp].letter_details[c_idx].letter;
for (int cpt = 0; cpt < 4; cpt++) character_details.confidence = ppResults[pp].letter_details[c_idx].totalscore;
character_details.corners[cpt] = charpoints[cpt]; cv::Rect char_rect = pipeline_data.charRegions[ppResults[pp].letter_details[c_idx].charposition];
aplate.character_details.push_back(character_details); std::vector<AlprCoordinate> charpoints = getCharacterPoints(char_rect, &pipeline_data );
for (int cpt = 0; cpt < 4; cpt++)
character_details.corners[cpt] = charpoints[cpt];
aplate.character_details.push_back(character_details);
}
plateResult.topNPlates.push_back(aplate);
} }
plateResult.topNPlates.push_back(aplate);
} }
if (plateResult.topNPlates.size() > bestPlateIndex) if (plateResult.topNPlates.size() > bestPlateIndex)
@@ -234,6 +239,10 @@ namespace alpr
timespec plateEndTime; timespec plateEndTime;
getTimeMonotonic(&plateEndTime); getTimeMonotonic(&plateEndTime);
plateResult.processing_time_ms = diffclock(platestarttime, 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) if (plateResult.topNPlates.size() > 0)
{ {
@@ -252,9 +261,6 @@ namespace alpr
} }
} }
} }
// Unwarp plate regions if necessary // Unwarp plate regions if necessary

4
src/openalpr/config.cpp
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@@ -180,6 +180,8 @@ namespace alpr
postProcessMinCharacters = getInt(ini, "", "postprocess_min_characters", 100); postProcessMinCharacters = getInt(ini, "", "postprocess_min_characters", 100);
postProcessMaxCharacters = getInt(ini, "", "postprocess_max_characters", 100); postProcessMaxCharacters = getInt(ini, "", "postprocess_max_characters", 100);
resultsCharacterDetails = getBoolean(ini,"", "results_character_details", false);
debugGeneral = getBoolean(ini, "", "debug_general", false); debugGeneral = getBoolean(ini, "", "debug_general", false);
debugTiming = getBoolean(ini, "", "debug_timing", false); debugTiming = getBoolean(ini, "", "debug_timing", false);
debugPrewarp = getBoolean(ini, "", "debug_prewarp", false); debugPrewarp = getBoolean(ini, "", "debug_prewarp", false);
@@ -329,4 +331,4 @@ namespace alpr
string val = string(pszValue); string val = string(pszValue);
return val; return val;
} }
} }

4
src/openalpr/config.h
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@@ -101,10 +101,10 @@ namespace alpr
float postProcessMinConfidence; float postProcessMinConfidence;
float postProcessConfidenceSkipLevel; float postProcessConfidenceSkipLevel;
unsigned int postProcessMaxSubstitutions;
unsigned int postProcessMinCharacters; unsigned int postProcessMinCharacters;
unsigned int postProcessMaxCharacters; unsigned int postProcessMaxCharacters;
unsigned int resultsCharacterDetails;
bool debugGeneral; bool debugGeneral;
bool debugTiming; bool debugTiming;
@@ -153,4 +153,4 @@ namespace alpr
}; };
} }
#endif // OPENALPR_CONFIG_H #endif // OPENALPR_CONFIG_H