public LicencePlateRecognition()
{
switch (DETECTIONQUALITY)
{
case QUALITY.LOW:
{
quality = 0.5;
break;
}
case QUALITY.MEDIUM:
{
quality = 0.75;
break;
}
default:
{
quality = 0.9;
break;
}
}
string sCountry = "South Africa";
_lpr = SimpleLPR.Setup();
//use product key
//_lpr.set_productKey("key_nmmu.xml");
_lpr.set_countryWeight(sCountry, 1.0f);
_lpr.realizeCountryWeights();
_proc = _lpr.createProcessor();
}
public string get_placa(string image)
{
string placa = "";
// Create an instance of the SimpleLPR engine.
EngineSetupParms setupP;
setupP.cudaDeviceId = -1; // Select CPU
setupP.enableImageProcessingWithGPU = false;
setupP.enableClassificationWithGPU = false;
setupP.maxConcurrentImageProcessingOps = 0; // Use the default value.
ISimpleLPR lpr = SimpleLPR.Setup(setupP);
// Set the product key
//lpr.set_productKey("");
// Enable Germany, Spain andthe United Kingdom
lpr.set_countryWeight("Colombia", 1.0f);
//lpr.set_countryWeight(“Spain”, 1.0f);
//lpr.set_countryWeight(“UK - GreatBritain”, 1.0f);
// Apply changes
lpr.realizeCountryWeights();
// Create Processor
IProcessor proc = lpr.createProcessor();
// Process source file
List <Candidate> cds = proc.analyze(image);
//Console.WriteLine("{0} license plate candidates found:", cds.Count);
// Iterate over all candidates
foreach (Candidate cd in cds)
{
//Console.WriteLine("***********");
//Console.WriteLine("Light background: {0}, left: {1}, top: {2}, width: {3}, height: {4}",cd.brightBackground, cd.bbox.Left, cd.bbox.Top, cd.bbox.Width, cd.bbox.Height);
//Console.WriteLine("Matches:");
// Iterate over all country matches
foreach (CountryMatch match in cd.matches)
{
if (match.country == "Colombia")
{
//txt_placa.Text = match.text;
placa = match.text;
}
//Console.WriteLine("-----------");
//Console.WriteLine("Text: {0}, country: {1}, ISO: {2}, confidence: {3}",match.text, match.country, match.countryISO, match.confidence);
//Console.WriteLine("Elements:");
foreach (Element e in match.elements)
{
//Console.WriteLine(" Glyph: {0}, confidence: {1}," +"left: {2}, top: {3}, width: {4}, height: {5}",e.glyph, e.confidence, e.bbox.Left, e.bbox.Top, e.bbox.Width, e.bbox.Height);
}
}
}
placa = placa.Replace("-", "");
return(placa);
}
public static List <Candidate> actionAnalyzeImage(string sUrlImage)
{
List <Candidate> oListCandidates = null;
try {
ISimpleLPR oSimpleLPR = SimpleLPR.Setup();
// Product Key
// oSimpleLPR.set_productKey("key.xml");
oSimpleLPR.set_countryWeight("Spain", 1.0F);
oSimpleLPR.realizeCountryWeights();
IProcessor oProcesor = oSimpleLPR.createProcessor();
oListCandidates = oProcesor.analyze(sUrlImage, 200);
} catch (Exception) {
oListCandidates = null;
}
return(oListCandidates);
}