private void LoadFile(Stream stream, string password)
{
PdfLibrary.EnsureLoaded();
_stream = stream ?? throw new ArgumentNullException(nameof(stream));
_id = StreamManager.Register(stream);
var document = NativeMethods.FPDF_LoadCustomDocument(stream, password, _id);
if (document == IntPtr.Zero)
{
throw new PdfException((PdfError)NativeMethods.FPDF_GetLastError());
}
LoadDocument(document);
}
public static bool FPDF_SaveWithVersion(IntPtr doc, Stream output, FPDF_SAVE_FLAGS flags, int fileVersion)
{
int id = StreamManager.Register(output);
try
{
var write = new FPDF_FILEWRITE
{
stream = (IntPtr)id,
version = 1,
WriteBlock = Marshal.GetFunctionPointerForDelegate(_saveBlockDelegate)
};
lock (LockString)
{
return(Imports.FPDF_SaveWithVersion(doc, write, flags, fileVersion));
}
}
finally
{
StreamManager.Unregister(id);
}
}