public virtual void HocrOutputFromHalftoneFile()
{
String path = TEST_IMAGES_DIRECTORY + "halftone.jpg";
String expected01 = "Silliness";
String expected02 = "Enablers";
String expected03 = "You";
String expected04 = "Middle";
String expected05 = "André";
String expected06 = "QUANTITY";
String expected07 = "DESCRIPTION";
String expected08 = "Silliness Enablers";
String expected09 = "QUANTITY DESCRIPTION UNIT PRICE TOTAL";
FileInfo imgFile = new FileInfo(path);
FileInfo outputFile = new FileInfo(GetTargetDirectory() + "hocrOutputFromHalftoneFile.hocr");
tesseractReader.DoTesseractOcr(imgFile, outputFile, OutputFormat.HOCR);
IDictionary <int, IList <TextInfo> > pageData = TesseractHelper.ParseHocrFile(JavaCollectionsUtil.SingletonList
<FileInfo>(outputFile), TextPositioning.BY_WORDS);
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected01));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected02));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected03));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected04));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected05));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected06));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected07));
pageData = TesseractHelper.ParseHocrFile(JavaCollectionsUtil.SingletonList <FileInfo>(outputFile), TextPositioning
.BY_LINES);
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected08));
NUnit.Framework.Assert.IsTrue(FindTextInPageData(pageData, 1, expected09));
}
static void Main(string[] args)
{
var jabberwock = Image.FromFile(Environment.CurrentDirectory + @"\Images\Jabberwock.JPG");
var text = TesseractHelper.OCRImageWithTesseract(jabberwock);
Console.WriteLine(text);
Console.ReadLine();
}
static void Main(string[] args)
{
var jabberwock = Image.FromFile(Environment.CurrentDirectory + @"\Images\Jabberwock.JPG");
var ocrResult = TesseractHelper.OCRImageWithTesseract(jabberwock);
Console.WriteLine($"Confidence: {ocrResult.MeanConfidence}");
Console.WriteLine(ocrResult.OcrText);
Console.ReadLine();
}
public static async Task Run(
[BlobTrigger("testimages/{name}")] Stream imageToOCR,
string name,
TraceWriter log)
{
log.Info($"Blob Trigger fired for {name}");
var jabberwock = Image.FromStream(imageToOCR);
var text = TesseractHelper.OCRImageWithTesseract(jabberwock);
log.Info($"OCR Text: {text}");
}
public virtual void TestTesseract4OcrForOnePageWithHocrFormat()
{
String path = TEST_IMAGES_DIRECTORY + "numbers_01.jpg";
String expected = "619121";
FileInfo imgFile = new FileInfo(path);
FileInfo outputFile = new FileInfo(GetTargetDirectory() + "testTesseract4OcrForOnePage.hocr");
tesseractReader.DoTesseractOcr(imgFile, outputFile, OutputFormat.HOCR);
IDictionary <int, IList <TextInfo> > pageData = TesseractHelper.ParseHocrFile(JavaCollectionsUtil.SingletonList
<FileInfo>(outputFile), tesseractReader.GetTesseract4OcrEngineProperties().GetTextPositioning());
String result = GetTextFromPage(pageData.Get(1));
NUnit.Framework.Assert.AreEqual(expected, result.Trim());
}
public static void Run([TimerTrigger("0 0 * * * *", RunOnStartup = true)] TimerInfo myTimer, TraceWriter log, ExecutionContext context)
{
log.Info($"C# Timer trigger function executed at: {DateTime.Now}");
try
{
var jabberwock = Image.FromFile(context.FunctionAppDirectory + @"\Images\Jabberwock.JPG");
var ocrResult = TesseractHelper.OCRImageWithTesseract(jabberwock);
log.Info($"Confidence: {ocrResult.MeanConfidence}");
log.Info(ocrResult.OcrText);
}
catch (Exception ex)
{
log.Error($"Exception: {ex}");
}
log.Info($"C# Timer trigger function finished at: {DateTime.Now}");
}
static void Main(string[] args)
{
// Simple Version
var jabberwock = Image.FromFile(Environment.CurrentDirectory + @"\Images\Jabberwock.JPG");
var text = TesseractHelper.OCRImageText(jabberwock);
Console.WriteLine(text.TrimEnd());
Console.WriteLine("---------------------------------------------------------------------");
// More complex version showing JSON result. You can use getHOCR or getXHTML as well
var projback = Image.FromFile(Environment.CurrentDirectory + @"\Images\ProjectBackground.png");
var result = TesseractHelper.OCRImageResult(projback, getJSON: true);
Console.WriteLine(result.Text);
Console.WriteLine();
Console.WriteLine($"Mean Confidence: {result.MeanConfidence}");
Console.WriteLine();
Console.WriteLine(result.JSON);
Console.WriteLine();
Console.WriteLine("Press enter to exit...");
Console.ReadLine();
}
public static void Main(string[] args)
{
if (args.Any())
{
var files = Directory.GetFiles(args[0]);
if (files.Any())
{
Console.WriteLine("{0,-15} {1,15} {2,35} {3,25} {4,20}", "TIME", "Nº ELEITORAL", "NOME", "OCR",
"MATCH TYPE");
foreach (var imageFilePath in Directory.GetFiles(args[0]))
{
var fileNameWithoutExtension = Path.GetFileNameWithoutExtension(imageFilePath);
if (fileNameWithoutExtension != null)
{
var candidato = fileNameWithoutExtension.Split('_');
var santinhoPolitico = new SantinhoPolitico
{
ImageFilePath = imageFilePath,
NumeroEleitoral = int.Parse(candidato[0]),
NomeCandidato = candidato[1]
};
#region Tesseract
santinhoPolitico.TextoTesseract = TesseractHelper.UploadAndRecognizeImage(imageFilePath);
santinhoPolitico.MatchTesseract = PesquisarCandidatoTexto(santinhoPolitico.NomeCandidato,
santinhoPolitico.NumeroEleitoral, santinhoPolitico.TextoTesseract);
switch (santinhoPolitico.MatchTesseract)
{
case MatchType.Nome:
MatchesTesseract.QtdeMatchesNome++;
break;
case MatchType.NumeroEleitoral:
MatchesTesseract.QtdeMatchesNumeroEleitoral++;
break;
case MatchType.NomeENumeroEleitoral:
MatchesTesseract.QtdeMatchesNomeENumeroEleitoral++;
break;
}
Console.WriteLine("{0,-15} {1,15} {2,35} {3,25} {4,20}", DateTime.Now.ToLongTimeString(),
santinhoPolitico.NumeroEleitoral, santinhoPolitico.NomeCandidato, "Tesseract",
santinhoPolitico.MatchTesseract);
#endregion
SantinhosPoliticos.Add(santinhoPolitico);
}
}
}
var t = MainAsync();
t.Wait();
ExportResultToExcel();
}
else
{
Console.WriteLine("O diretório não foi informado.");
}
Console.WriteLine("Precione qualquer tecla para encerrar.");
Console.ReadKey();
}
