using IronOcr;
using System;
var ocrTesseract = new IronTesseract();
ocrTesseract.OcrProgress += (_, ocrProgressEventsArgs) =>
{
Console.WriteLine(ocrProgressEventsArgs.ProgressPercent + "% " + ocrProgressEventsArgs.Duration.TotalSeconds + "s");
};
using var input = new OcrInput();
input.LoadPdf("large.pdf");
// Progress events will fire during the read operation even if the main thread is blocked.
var result = ocrTesseract.Read(input);
Imports IronOcr
Imports System
Dim ocrTesseract = New IronTesseract()
AddHandler ocrTesseract.OcrProgress, Sub(_, ocrProgressEventsArgs)
Console.WriteLine(ocrProgressEventsArgs.ProgressPercent & "% " & ocrProgressEventsArgs.Duration.TotalSeconds & "s")
End Sub
Using input As New OcrInput()
input.LoadPdf("large.pdf")
' Progress events will fire during the read operation even if the main thread is blocked.
Dim result = ocrTesseract.Read(input)
End UsingImports IronOcr
Imports System
Dim ocrTesseract = New IronTesseract()
AddHandler ocrTesseract.OcrProgress, Sub(_, ocrProgressEventsArgs)
Console.WriteLine(ocrProgressEventsArgs.ProgressPercent & "% " & ocrProgressEventsArgs.Duration.TotalSeconds & "s")
End Sub
Using input As New OcrInput()
input.LoadPdf("large.pdf")
' Progress events will fire during the read operation even if the main thread is blocked.
Dim result = ocrTesseract.Read(input)
End Using
IronTesseract 物件有一個 OcrProgress 事件，可用於追蹤OCR進度。 當OCR文字的任何頁面讀取完成後，會將OcrProgressEventArgs 物件發送至此事件，我們可以使用它來追蹤進度。
這在GUI應用程式、網頁應用程式和CLI中同樣有用，可以讓使用者獲知他們可能需要等待多長時間。
IronTesseract 物件。OcrProgress 實例驗證進度。Read 方法從 OcrInput 物件中讀取文字。Nuget Downloads 6,357,159|版本：2026.11剛剛發布
IronOCR 是 IRONSUITE 的一部分
10 款適用於辦公室文件的 .NET API 產品
Tesseract OCR在您需要的語言，我們支援超過125種。
