超時
TimeoutMs 提供可選的毫秒超時時間，超過後 OCR 讀取操作將被取消。
類似於 AbortToken，TimeoutMS 也有助於在程序或應用運行時處理大文件，如果出現卡住的情況。
請注意，此功能不支持 .NET Framework 4.x.x。
using IronOcr;
int cancel_time = 1000;
// Opens a Large PDF which may need to be cancelled early
IronTesseract ocrTesseract = new IronTesseract() { Language = OcrLanguage.English };
var ocrInput = new OcrInput();
ocrInput.LoadPdf("large-report.pdf");
// Starts a read on the PDF using IronOCR with specified cancel time
OcrReadTask ocrRead = ocrTesseract.ReadAsync(ocrInput, cancel_time);
ocrRead.Wait();Imports IronOcr
Private cancel_time As Integer = 1000
' Opens a Large PDF which may need to be cancelled early
Private ocrTesseract As New IronTesseract() With {.Language = OcrLanguage.English}
Private ocrInput = New OcrInput()
ocrInput.LoadPdf("large-report.pdf")
' Starts a read on the PDF using IronOCR with specified cancel time
Dim ocrRead As OcrReadTask = ocrTesseract.ReadAsync(ocrInput, cancel_time)
ocrRead.Wait()
