using (FileStream content = new FileStream("MULTIPAG.TIF", FileMode.Open))
{
    int numPages = ImGearFileFormats.GetPageCount(content, ImGearFormats.UNKNOWN);
    int i;
    ImGearRecPage[] pages = new ImGearRecPage[numPages];
    for (i = 0; i < numPages; i++)
    {
        ImGearPage igPage = ImGearFileFormats.LoadPage(content, i);
        pages[i] = igRecognition.ImportPage((ImGearRasterPage)igPage);
        pages[i].Image.Preprocess();
        pages[i].Recognize();
    }
    igRecognition.OutputManager.CodePage = "Windows ANSI";
    igRecognition.OutputManager.DirectTextFormat = ImGearRecDirectTextFormat.FormattedText;
    if(File.Exists("MULTIPAG.TXT"))
    {
        File.Delete("MULTIPAG.TXT");
    }
    igRecognition.OutputManager.WriteDirectText(pages, "MULTIPAG.TXT");

    for(i = 0; i < pages.Length; i ++)
    {
        pages[i].Dispose();
    }
}

Using content As New FileStream("MULTIPAG.TIF", FileMode.Open)
    Dim numPages As Integer = ImGearFileFormats.GetPageCount(content, ImGearFormats.UNKNOWN)
    Dim i As Integer
    Dim pages As ImGearRecPage() = New ImGearRecPage(numPages) {}
    i = 0
    While i < numPages
        Dim igPage As ImGearPage = ImGearFileFormats.LoadPage(content, i)
        pages(i) = igRecognition.ImportPage(DirectCast(igPage, ImGearRasterPage))
        pages(i).Image.Preprocess()
        pages(i).Recognize()
        System.Math.Max(System.Threading.Interlocked.Increment(i), i - 1)
    End While
    igRecognition.OutputManager.CodePage = "Windows ANSI"
    igRecognition.OutputManager.DirectTextFormat = ImGearRecDirectTextFormat.FormattedText
    If File.Exists("MULTIPAG.TXT") Then
        File.Delete("MULTIPAG.TXT")
    End If
    igRecognition.OutputManager.WriteDirectText(pages, "MULTIPAG.TXT")

    i = 0
    While i < pages.Length
        pages(i).Dispose()
        System.Math.Max(System.Threading.Interlocked.Increment(i), i - 1)
    End While
End Using