diff options
Diffstat (limited to 'vcl/source/pdf/PDFiumLibrary.cxx')
| -rw-r--r-- | vcl/source/pdf/PDFiumLibrary.cxx | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/vcl/source/pdf/PDFiumLibrary.cxx b/vcl/source/pdf/PDFiumLibrary.cxx index e666caf32d20..3fc89dd28930 100644 --- a/vcl/source/pdf/PDFiumLibrary.cxx +++ b/vcl/source/pdf/PDFiumLibrary.cxx @@ -58,7 +58,7 @@ std::unique_ptr<PDFiumPage> PDFiumDocument::openPage(int nIndex) int PDFiumDocument::getPageCount() { return FPDF_GetPageCount(mpPdfDocument); } -BitmapChecksum PDFiumPage::getChecksum() +BitmapChecksum PDFiumPage::getChecksum(int nMDPPerm) { size_t nPageWidth = FPDF_GetPageWidth(mpPage); size_t nPageHeight = FPDF_GetPageHeight(mpPage); @@ -68,10 +68,14 @@ BitmapChecksum PDFiumPage::getChecksum() return 0; } - // Intentionally not using FPDF_ANNOT here, annotations/commenting is OK to not affect the - // checksum, signature verification wants this. + int nFlags = 0; + if (nMDPPerm != 3) + { + // Annotations/commenting should affect the checksum, signature verification wants this. + nFlags = FPDF_ANNOT; + } FPDF_RenderPageBitmap(pPdfBitmap, mpPage, /*start_x=*/0, /*start_y=*/0, nPageWidth, nPageHeight, - /*rotate=*/0, /*flags=*/0); + /*rotate=*/0, nFlags); Bitmap aBitmap(Size(nPageWidth, nPageHeight), 24); { BitmapScopedWriteAccess pWriteAccess(aBitmap); |