超时
TimeoutMs提供了一个可选的超时时间，以毫秒为单位，超过此时间后，OCR读取操作将被取消。
类似于AbortToken，TimeoutMS也在程序或应用程序运行时遇到卡顿的情况下帮助读取大型输入文件。
请注意，该功能不支持 .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()
