public IEnumerable <Result> Results(Tesseract.PageIteratorLevel level)
{
CheckIfInitialized();
var pageIteratorLevel = GetPageIteratorLevel(level);
var iterator = _api.ResultIterator;
if (iterator == null)
{
yield break;
}
// ReSharper disable once TooWideLocalVariableScope
int[] boundingBox;
iterator.Begin();
do
{
boundingBox = iterator.GetBoundingBox(pageIteratorLevel);
var result = new Result
{
Confidence = iterator.Confidence(pageIteratorLevel),
Text = iterator.GetUTF8Text(pageIteratorLevel),
Box = new Rectangle(boundingBox[0], boundingBox[1], boundingBox[2] - boundingBox[0], boundingBox[3] - boundingBox[1])
};
yield return(result);
} while (iterator.Next(pageIteratorLevel));
}
private int GetPageIteratorLevel(Tesseract.PageIteratorLevel level)
{
switch (level)
{
case Tesseract.PageIteratorLevel.Block:
return(PageIteratorLevel.Block);
case Tesseract.PageIteratorLevel.Paragraph:
return(PageIteratorLevel.Paragraph);
case Tesseract.PageIteratorLevel.Symbol:
return(PageIteratorLevel.Symbol);
case Tesseract.PageIteratorLevel.Textline:
return(PageIteratorLevel.Textline);
case Tesseract.PageIteratorLevel.Word:
return(PageIteratorLevel.Word);
default:
return(PageIteratorLevel.Word);
}
}
