public string GetDatapath()
{
IntPtr pointer = Native.DllImports.TessBaseAPIGetDatapath((HandleRef)this);
if (pointer == null || pointer == IntPtr.Zero)
{
return(null);
}
else
{
return(Marshaling.PtrToStringUTF8(pointer));
}
}
/// <summary>
/// The recognized text is returned as a char* which is coded
/// as UNLV format Latin-1 with specific reject and suspect codes
/// and must be freed with the delete[] operator.
/// </summary>
public string GetUNLVText()
{
IntPtr pointer = Native.DllImports.TessBaseAPIGetUNLVText((HandleRef)this);
if (pointer == null || pointer == IntPtr.Zero)
{
return(null);
}
else
{
string returnObject = Marshaling.PtrToStringUTF8(pointer);
Native.DllImports.TessDeleteText(pointer); //Delete the text pointer to clear memory
return(returnObject);
}
}
public string GetUTF8Text(PageIteratorLevel level)
{
IntPtr pointer = Native.DllImports.TessResultIteratorGetUTF8Text(handleRef, level);
if (IntPtr.Zero != pointer)
{
string returnObject = Marshaling.PtrToStringUTF8(pointer);
Native.DllImports.TessDeleteText(pointer);
return(returnObject);
}
else
{
return(null);
}
}
/// <summary>
/// These functions are required for searchable PDF output.
/// We need our hands on the input file so that we can include
/// it in the PDF without transcoding.If that is not possible,
/// we need the original image. Finally, resolution metadata
/// is stored in the PDF so we need that as well.
/// </summary>
public string GetInputName()
{
IntPtr pointer = Native.DllImports.TessBaseAPIGetInputName((HandleRef)this);
if (pointer == null || pointer == IntPtr.Zero)
{
return(null);
}
else
{
string returnObject = Marshaling.PtrToStringUTF8(pointer);
Native.DllImports.TessDeleteText(pointer);
return(returnObject);
}
}
public string GetUTF8Text()
{
IntPtr pointer = Native.DllImports.TessChoiceIteratorGetUTF8Text(handleRef);
if (IntPtr.Zero != pointer)
{
string returnObject = Marshaling.PtrToStringUTF8(pointer);
DllImports.TessDeleteText(pointer);
return(returnObject);
}
else
{
return(null);
}
}