public Task <IRecognitionResults> ExecuteAsync()
{
using var document = _pdfDocumentFactory.Open(_pdfFile.Path);
if (document.ContainsText())
{
return(Task.FromResult(document.ExtractText()));
}
var storedImages = ExtractImages(document);
var pixes = storedImages.SelectMany(x => _pixFactory.Create(x.Path));
var results = new RecognitionResults();
var options = new ParallelOptions {
MaxDegreeOfParallelism = 10
};
Parallel.ForEach(pixes, options, pix =>
{
IPix preprocessedPix;
using (pix) preprocessedPix = Preprocess(pix);
using (preprocessedPix)
{
using var engine = _engineFactory.Create();
var result = engine.Process(preprocessedPix);
var recognitionResult = new RecognitionResult(result);
results.BlockingAdd(recognitionResult);
}
});
return(Task.FromResult((IRecognitionResults)results));
}
public Task <IRecognitionResults> ExecuteAsync()
{
// ToDo: preserve image order
// ToDo: make async
var pixes = _pixFactory.Create(_imageFile.Path);
var results = new RecognitionResults();
var options = new ParallelOptions {
MaxDegreeOfParallelism = 10
};
Parallel.ForEach(pixes, options, pix =>
{
IPix preprocessedPix;
using (pix) preprocessedPix = Preprocess(pix);
using (preprocessedPix)
{
using var engine = _engineFactory.Create();
var result = engine.Process(preprocessedPix);
var recognitionResult = new RecognitionResult(result);
results.BlockingAdd(recognitionResult);
}
});
return(Task.FromResult <IRecognitionResults>(results));
}