v6.4.299

This release contains improvements for annotation rendering, font conversion, form handling, pattern rendering, performance, text selection and the viewer.

Changes since v6.3.289

• Bump the stable version in pdfjs.config by @timvandermeij in #21843
• Update dependencies to the most recent versions by @timvandermeij in #21844
• Improve the runtime of Chrome tests by @timvandermeij in #21846
• Fix the adjacent-page reordering integration test by @calixteman in #21847
• Implement unit tests for the error cases in src/core/xml_parser.js by @timvandermeij in #21848
• Use arrow functions consistently with Promise catch methods by @Snuffleupagus in #21849
• Fix the [Object] param entry in createAndAddNewEditor and three similar slips by @darkdi in #21850
• Fix incorrect text stroke width caused by stale pixel-width cache by @HyeryongChoi in #21829
• Remove old info logging from the "GetOperatorList"/"GetTextContent" handlers (issue 21836) by @Snuffleupagus in #21840
• Get the l10n arguments at once in PDFDocumentProperties.prototype.#parsePageSize by @Snuffleupagus in #21856
• Move checks into the ScreenAnnotation.#isPlayAction method by @Snuffleupagus in #21862
• Remove the unused fallback parameter from L10n.prototype.get by @Snuffleupagus in #21857
• Add a helper to reduce duplication in the collectActions function by @Snuffleupagus in #21863
• [api-minor] Expose the operatorList to the operationsFilter callback function (issue 20399) by @Snuffleupagus in #21868
• Bump github/codeql-action/analyze from 4.37.7 to 4.37.8 by @dependabot[bot] in #21864
• Bump github/codeql-action/autobuild from 4.37.7 to 4.37.8 by @dependabot[bot] in #21865
• Bump github/codeql-action/init from 4.37.7 to 4.37.8 by @dependabot[bot] in #21866
• Set deployment: false on the code-coverage environment jobs by @calixteman in #21853
• Add JSDoc linting by @calixteman in #21855
• Account for the Firefox font size quantization in the text layer by @calixteman in #21810
• Bump fast-uri from 3.1.5 to 3.1.7 by @dependabot[bot] in #21875
• Bump @humanfs/node from 0.16.7 to 0.16.8 by @dependabot[bot] in #21876
• Address the high-severity zizmor findings by @calixteman in #21854
• Fix the fill area computation for a rotated tiling pattern by @calixteman in #21880
• Fix the vertical alignment of the views manager header by @calixteman in #21871
• Use moz-message-bar for the Firefox features notification (bug 2057608) by @calixteman in #21874
• Replace simple callback functions with arrow functions by @Snuffleupagus in #21879
• l10n: Update locale files by @sync-l10n-for-pdf-js[bot] in #21882
• Improve the filename extension detection in MediaAnnotation.prototype._getContentType by @Snuffleupagus in #21887
• Shorten some Pattern-handling code a little bit by @Snuffleupagus in #21893
• Convert the font seacMap and seacs structures into Maps by @Snuffleupagus in #21884
• Modernize the MessageHandler class by @Snuffleupagus in #21883
• Convert the CmdCache, NameCache, and RefCache to use Maps by @Snuffleupagus in #21888
• Wait for the deferred focus changes in the editor integration tests by @calixteman in #21892
• Remove the unused @babel/runtime dependency by @calixteman in #21894
• Replace kleur with util.styleText by @calixteman in #21895
• Use @napi-rs/canvas for PNG decoding in integration tests by @calixteman in #21896
• Fix TextWidgetAnnotation not inheriting text alignment from AcroForm by @diogotcorreia in #21886
• Keep the ToUnicode mapping of unencoded glyphs in non-embedded Type1 fonts by @calixteman in #21872
• Avoid a CPU DoS when auto-sizing text fields (bug 2069428) by @calixteman in #21889
• Fix comment tooltip and highlight test races by @calixteman in #21897
• Prevent NaN values in sampled functions with a degenerate Domain by @NakuRei in #21891
• Make Ref.fromString more strict, by not accepting "bad" arguments by @Snuffleupagus in #21898
• Move the the interpolate helper, such that it can be re-used more in src/core/function.js code by @Snuffleupagus in #21905
• Convert the CFFOffsetTracker offsets into a Map by @Snuffleupagus in #21910
• Convert the missingGlyphs, used in the Font class, into a Set by @Snuffleupagus in #21911
• Bump actions/deploy-pages from 5.0.0 to 5.0.1 by @dependabot[bot] in #21908
• Keep editing disabled when switching documents by @calixteman in #21901
• Bump github/codeql-action/analyze from 4.37.8 to 4.37.9 by @dependabot[bot] in #21909
• Bump github/codeql-action/init from 4.37.8 to 4.37.9 by @dependabot[bot] in #21907
• Bump github/codeql-action/autobuild from 4.37.8 to 4.37.9 by @dependabot[bot] in #21906
• Fix few intermittents in integration tests with Chrome by @calixteman in #21902
• Don't crash when a transfer function array contains /Identity entries by @calixteman in #21903
• Add a software fallback for transfer maps by @calixteman in #21912
• Wait for editor focus before integration test input by @calixteman in #21913
• [GeckoView] Add typed signatures (bug 2069485) by @calixteman in #21900
• Use platform print-to-PDF for FreeText appearances (bug 1794809) by @calixteman in #21858
• Replace forEach callback functions with arrow functions by @Snuffleupagus in #21915
• Remove the ViewHistory.prototype.{get, set} methods by @Snuffleupagus in #21914
• Add a way to run the reference tests from a PR label by @calixteman in #21918
• Use a "normal" import statement to access the importPrintedAppearances function, in the src/core/worker.js file (PR 21858 follow-up) by @Snuffleupagus in #21923
• Let the reftest analyzer load images from absolute URLs by @calixteman in #21928
• Fix the magnifier of the reftest analyzer when the images are displayed scaled by @calixteman in #21930
• Fix the DirectWrite rendering mode used by the reference tests on Windows by @calixteman in #21931
• Bump library version to 6.4 by @Snuffleupagus in #21929
• Pin all the ClearType parameters used by the reference tests on Windows by @calixteman in #21932
• l10n: Update locale files by @sync-l10n-for-pdf-js[bot] in #21933
• Bump js-yaml by @dependabot[bot] in #21919
• Add unit tests checking that a CMap's own mappings take precedence over usecmap ones by @calixteman in #21916
• Add a badge showing whether the reference images are up to date by @calixteman in #21925
• Stub out OptionalContentConfig, FontLoader, and FontFaceObject code when building for workers by @Snuffleupagus in #21926
• Avoid manual loops when generating some simple Arrays/TypedArrays by @Snuffleupagus in #21935
• Run the "gets current workerSrc" unit-test in Node.js (PR 17055 follow-up) by @Snuffleupagus in #21937
• Utilize Fluent better when localizing the PDFDocumentProperties dialog by @Snuffleupagus in #21938
• Update dependencies to the most recent versions by @timvandermeij in #21940
• Fix intermittent failures in the PDFDocumentProperties tests (PR 21938 follow-up) by @Snuffleupagus in #21941
• Use the waitForTooltipToBe helper function in the annotation integration tests by @timvandermeij in #21943
• Change the FontFaceObject.prototype.getPathGenerator cache into a Map by @Snuffleupagus in #21947
• Inline the _loadTestFont definition in the FontLoader.prototyp._prepareFontLoadEvent method by @Snuffleupagus in #21948
• Use the waitForTextToBe helper function in the editor undo bar integration tests by @timvandermeij in #21949
• Re-factor the FontLoader.prototype.isFontLoadingAPISupported getter by @Snuffleupagus in #21950
• Use the waitForTextToBe helper function in the editor alert bar integration tests by @timvandermeij in #21951
• Re-factor the test-font fallback loading in the FontLoader class by @Snuffleupagus in #21952
• Use the waitForTextToBe helper function in the remaining integration tests by @timvandermeij in #21953
• Convert the CFFDict classes to use Maps, rather than plain Objects by @Snuffleupagus in #21955
• Mark IdentityCMap.prototype.getMap as unreachable by @Snuffleupagus in #21956
• Use grayscale text antialiasing in Windows Firefox tests by @calixteman in #21945
• Allow tests to reuse installed browsers by @calixteman in #21963
• Convert charCodeToGlyphId, used in various font-code, into a Map by @Snuffleupagus in #21961
• Fix two FreeText integration tests when running headed on a HiDPI screen by @calixteman in #21962
• Define the "argument is Dictionary" callback validation function just once by @Snuffleupagus in #21967
• [Firefox] Remove the about:pdf href from the PDF features notification link (bug 2071624) by @calixteman in #21964
• Fix unexpected border-radius on the pdfFeaturesNotification bar (bug 2071593) by @jsimplicio in #21966
• Remove the createWithNullProto helper from the CFFParser unit-tests by @Snuffleupagus in #21973
• Add a helper function for writing array-data in compileFontInfo by @Snuffleupagus in #21976
• Validate embedded media content types by @calixteman in #21977
• Recover from browser startup and reload failures by @calixteman in #21944
• l10n: Update locale files by @sync-l10n-for-pdf-js[bot] in #21979
• Update JBIG2 decoder to pdfium@bb1f9f71 by @calixteman in #21980
• Defer the Firefox features notification until after first-page rendering (bug 2072145) by @calixteman in #21981
• Settle editor focus before page.focus in integration tests by @calixteman in #21982
• Convert the Differences Array, used with non-composite fonts, into a Map by @Snuffleupagus in #21984
• Convert the toFontChar Array, in the Font class, into a Map by @Snuffleupagus in #21985
• Tighten xref stream field-width validation by @calixteman in #21987
• Update dependencies to the most recent versions by @timvandermeij in #21986
• [api-minor] Stop sending a separate "test" message during Worker loading by @Snuffleupagus in #21988
• Limit cumulative CMap range entries by @calixteman in #21989
• Enable the unicorn/prefer-combined-guards linting rule by @timvandermeij in #21990
• Remove CLAUDE.md in favor of AGENTS.md by @jarrensj in #21983
• Bump codecov/codecov-action from 7.0.0 to 7.1.0 by @dependabot[bot] in #22006
• Bump github/codeql-action/analyze from 4.37.9 to 4.38.0 by @dependabot[bot] in #22004
• Bump github/codeql-action/autobuild from 4.37.9 to 4.38.0 by @dependabot[bot] in #22005
• Bump github/codeql-action/init from 4.37.9 to 4.38.0 by @dependabot[bot] in #22007
• Enable the unicorn/prefer-set-methods linting rule by @timvandermeij in #21992
• Remove some redundant loop variables by @Snuffleupagus in #22008
• Increase the browser protocol timeout by @calixteman in #21995
• Remove unnecessary Array copying in the PatternInfo class (PR 20340 follow-up) by @Snuffleupagus in #22003
• Enable the unicorn/prefer-smaller-scope linting rule by @timvandermeij in #21993
• Enable the unicorn/prefer-short-arrow-method linting rule by @timvandermeij in #21994
• Route worker messages using stable page IDs by @calixteman in #22000
• Convert the CMap and ToUnicodeMap classes to store its data in Maps by @Snuffleupagus in #21975
• Preserve escaped literals in util.printd by @Shubham-Padkonde in #21965
• l10n: Update locale files by @sync-l10n-for-pdf-js[bot] in #22018
• Use a Uint8Array to track missing TrueType glyphs (bug 2075570) by @calixteman in #22025
• Add a helper function for writing buffer-data in compileFontInfo by @Snuffleupagus in #22022
• Introduce a helper to reduce duplication when reading compiled string-data from fonts by @Snuffleupagus in #22019
• Avoid scanning identity /ToUnicode maps for font fallback (bug 2075550) by @calixteman in #22027
• Add helper functions for encoding and writing strings in src/core/obj_bin_transform_core.js by @Snuffleupagus in #22016
• Remove unneeded async functions when creating StructTreeRoot-data during saving (PR 19026) by @Snuffleupagus in #22015
• Remove the unused SystemFontInfo.prototype.guessFallback getter by @Snuffleupagus in #22026
• Reset the descendants of non-terminal fields in a ResetForm action by @fstandhartinger in #22014
• Stop exporting the Font defaultWidth by default by @Snuffleupagus in #22028
• Bound CFF INDEX and FDArray parsing by @calixteman in #22037
• Use srcPos for the remaining pixels in convertRGBToRGBA by @Prafyl in #22036
• Stop exporting the Font defaultVMetrics by default by @Snuffleupagus in #22042
• Use the glyph width for the default vertical origin by @calixteman in #22047
• Reset the descendants of non-terminal fields in Doc.resetForm by @calixteman in #22034
• Update OpenJpeg to 8314119b067c0fc77834731168daaebd379fdb12 by @calixteman in #22049
• Bump markdown-it from 14.2.0 to 14.3.2 by @dependabot[bot] in #22055
• Bump undici from 7.29.0 to 7.30.0 by @dependabot[bot] in #22053
• Bump brace-expansion by @dependabot[bot] in #22054
• Bump codecov/codecov-action from 7.1.0 to 7.1.1 by @dependabot[bot] in #22031
• Bump github/codeql-action/analyze from 4.38.0 to 4.38.1 by @dependabot[bot] in #22030
• Bump github/codeql-action/autobuild from 4.38.0 to 4.38.1 by @dependabot[bot] in #22032
• Bump github/codeql-action/init from 4.38.0 to 4.38.1 by @dependabot[bot] in #22033
• Stop exporting the Font mimetype property by @Snuffleupagus in #22038
• Directly lookup entries in the cidToGidMap when building the charCodeToGlyphId map, for embedded composite fonts by @Snuffleupagus in #22056
• Bound tiling pattern folding work for tiny steps by @calixteman in #22012
• Shadow the getters in FontInfo, CssFontInfo, and SystemFontInfo (PR 20197 follow-up) by @Snuffleupagus in #22035
• Stop exporting the Font name by default by @Snuffleupagus in #22057
• Stop passing extra properties to the FontInfo class by @Snuffleupagus in #22059
• Avoid resetting the text-layer measurement font by @calixteman in #22058
• Stop exporting the Font ascent and descent by default, and remove handling of standalone number entries in the compiled font-info by @Snuffleupagus in #22060
• Check shading function dimensions and bound sampled interpolation by @calixteman in #22041
• Convert SupportedImageMimeTypes into a Set by @Snuffleupagus in #22061
• Update dependencies to the most recent versions by @timvandermeij in #22062
• Avoid creating a pointless requestId in the ChunkedStreamManager.prototype._requestChunks method by @Snuffleupagus in #22064