Esempio n. 1
0
        public void Verify(FileInfo pdf)
        {
            if (!pdf.Exists)
            {
                throw new InvalidOperationException("File to verify does not exist '{0}'".Fmt(pdf.FullName));
            }

            using (var destination = new DisposableFile()) {
                GhostscriptWrapper.GenerateOutput(
                    inputPath: pdf.FullName,
                    outputPath: destination.File.FullName,
                    settings: new GhostscriptSettings {
                    Device     = GhostscriptDevices.tiff24nc,
                    Resolution = new Size(72, 72),
                    Size       = new GhostscriptPageSize {
                        Native = GhostscriptPageSizes.letter
                    }
                });
                //GhostScript embeds a creation timestamp on each page of the tiff. Obviously if its different every time the files won't match up byte for byte. So normalize
                using (var tiff = Tiff.Open(destination.File.FullName, "a")) {
                    Enumerable.Range(0, tiff.NumberOfDirectories()).ForEach(i => {
                        tiff.SetDirectory((short)i);
                        tiff.SetField(TiffTag.DATETIME, Encoding.UTF8.GetBytes("2010:01:01 12:00:00"));                         //any constant date will do the trick here.
                        tiff.CheckpointDirectory();
                    });
                }
                Approvals.Verify(GetTiffApprovalWriter(destination.File), GetNamer(), GetReporter());
            }
        }
Esempio n. 2
0
 public void Verify(Stream pdf)
 {
     using (var pdfFile = new DisposableFile(pdf))
         Verify(pdfFile.File);
 }