public static bool FPDF_SaveAsCopy(FpdfDocumentT document, Stream stream)
{
byte[] buffer = null;
var fileWrite = new FpdfStreamWriter((writerPtr, data, size) =>
{
if (buffer == null || buffer.Length < size)
{
buffer = new byte[size];
}
Marshal.Copy(data, buffer, 0, size);
stream.Write(buffer, 0, size);
return(true);
});
var result = FPDF_SaveAsCopy(document.__Instance, fileWrite, 3);
GC.KeepAlive(fileWrite);
return(result == 1);
}
private static extern int FPDF_SaveWithVersion(IntPtr document, FpdfStreamWriter pFileWrite, uint flags, int fileVersion);
internal static extern int FPDF_SaveAsCopy(IntPtr document, FpdfStreamWriter pFileWrite, uint flags);
