20250506

Added

• Support for extracting images with TIFF predictor (#1058)

Fixed

• Correct tightest fitting bounding boxes for rotated content (#1114)
• TypeError when passing wrong number of arguments to safe_rgb (#1118)
• OverflowError in safe_float when input is too large (#1121)
• Saving colour spaces on the graphics stack (#1119)
• Remove padding from AES-encrypted strings(#1123)

20250416

Fixed

• TypeError when parsing font width with indirect object references (#1098)
• ValueError when loading xref with invalid position or generation numbers that cannot be parsed as int (#1099)
• Safely converting PDF stack objects to float or int in PDFInterpreter (#1100)
• TypeError when parsing font bbox with incorrect values (#1103)
• ValueError on incorrect stream lengths for ASCII85 data (#1112)

20250327

Added

• Support for Python 3.13 (#1092)

Changed

• Reduce memory overhead on runlength encoding by using lists (#1055)
• Using pyproject.toml instead of setup.py (#1028)

Fixed

• TypeError when CID character widths are not parseable as floats (#1001)
• TypeError raised by extract_text method with compressed PDF file (#1029)
• PSBaseParser can't handle tokens split across end of buffer (#1030)
• TypeError when CropBox is an indirect object reference (#1004)
• Remove redundant line to be able to recognize rectangles (#1066)
• Support indirect objects for filters (#1062)
• Make sure bytes is bytes where it counts (#1069)

Removed

• Support for Python 3.8 (#1091)

20250324

Changed

• Using absolute instead of relative imports ([#995])

Deprecated

• The third argument (generation number) to PDFObjRef (#972)

Fixed

• TypeError when corrupt PDF object reference cannot be parsed as int (#972)])
• TypeError when corrupt PDF literal cannot be converted to str (#978)
• ValueError when corrupt PDF specifies a negative xref location (#980)
• ValueError when corrupt PDF specifies an invalid mediabox (#987)
• RecursionError when corrupt PDF specifies a recursive /Pages object (#998)
• TypeError when corrupt PDF specifies text-positioning operators with invalid values (#1000)
• inline image parsing fails when stream data contains "EI\n" (#1008)
• TypeError when parsing object reference as mediabox (#1082)

Removed

• Deprecated tools, functions and classes (#974)

20240706

Added

• Support for zipped jpeg's (#938)
• Fuzzing harnesses for integration into Google's OSS-Fuzz (949)
• Support for setuptools-git-versioning version 2.0.0 (#957)

Fixed

• Resolving mediabox and pdffont (#834)
• Keywords that aren't terminated by the pattern END_KEYWORD before end-of-stream are parsed (#885)
• ValueError wrong error message when specifying codec for text output (#902)
• Resolve stream filter parameters (#906)
• Reading cmap's with whitespace in the name (#935)
• Optimize apply_png_predictor by using lists (#912)

Changed

• Updated Python 3.7 syntax to 3.8 (#956)
• Updated all Python version specifications to a minimum of 3.8 (#969)

20231228

Added

• Output converter for the hOCR format (#651)
• Font name aliases for Arial, Courier New and Times New Roman (#790)
• Documentation on why special characters can sometimes not be extracted (#829)
• Storing Bezier path and dashing style of line in LTCurve (#801)

Fixed

• Broken CI/CD pipeline by setting upper version limit for black, mypy, pip and setuptools (#921)
• flake8 failures (#921)
• ValueError when bmp images with 1 bit channel are decoded (#773)
• ValueError when trying to decrypt empty metadata values (#766)
• Sphinx errors during building of documentation (#760)
• TypeError when getting default width of font (#720)
• Installing typing-extensions on Python 3.6 and 3.7 (#775)
• TypeError in cmapdb.py when parsing null characters (#768)
• Color "convenience operators" now (per spec) also set color space (#794)
• ValueError when extracting images, due to breaking changes in Pillow (#827)
• Small typo's and issues in the documentation (#828)
• Ignore non-Unicode cmaps in TrueType fonts (#806)

Changed

• Using non-hardcoded version string and setuptools-git-versioning to enable installation from source and building on Python 3.12 (#922)

Deprecated

• Usage of if __name__ == "__main__" where it was only intended for testing purposes (#756)

Removed

• Support for Python 3.6 and 3.7 because they are end-of-life (#923)

20221105

Added

• Output converter for the hOCR format (#651)
• Font name aliases for Arial, Courier New and Times New Roman (#790)
• Documentation on why special characters can sometimes not be extracted (#829)

Fixed

• ValueError when bmp images with 1 bit channel are decoded (#773)
• ValueError when trying to decrypt empty metadata values (#766)
• Sphinx errors during building of documentation (#760)
• TypeError when getting default width of font (#720)
• Installing typing-extensions on Python 3.6 and 3.7 (#775)
• TypeError in cmapdb.py when parsing null characters (#768)
• Color "convenience operators" now (per spec) also set color space (#794)
• ValueError when extracting images, due to breaking changes in Pillow (#827)
• Small typo's and issues in the documentation (#828)

Deprecated

• Usage of if __name__ == "__main__" where it was only intended for testing purposes (#756)

20220524

Fixed

• Ignoring (invalid) path constructors that do not begin with m (#749)

Changed

• Removed upper version bounds (#755)

20220506

Fixed

• IndexError when handling invalid bfrange code map in
  CMap (#731)
• TypeError in lzw.py when self.table is not set (#732)
• TypeError in encodingdb.py when name of unicode is not
  str (#733)
• TypeError in HTMLConverter when using a bytes fontname (#734)

Added

• Exporting images without any specific encoding (#737)

Changed

• Using charset-normalizer instead of chardet for less restrictive license (#744)

20220319

Added

• Export type annotations from pypi package per PEP561 (#679)
• Support for identity cmap's (#626)
• Add support for PDF page labels (#680)
• Installation of Pillow as an optional extra dependency (#714)

Fixed

• Hande decompression error due to CRC checksum error (#637)
• Regression (since 20191107) in LTLayoutContainer.group_textboxes that returned some text lines out of order (#659)
• Add handling of JPXDecode filter to enable extraction of images for some pdfs (#645)
• Fix extraction of jbig2 files, which was producing invalid files (#652)
• Crash in pdf2txt.py --boxes-flow=disabled (#682)
• Only use xref fallback if PDFNoValidXRef is raised and fallback is True (#684)
• Ignore empty characters when analyzing layout (#499)

Changed

• Replace warnings.warn with logging.Logger.warning in line with recommended use (#673)
• Switched from nose to pytest, from tox to nox and from Travis CI to GitHub Actions (#704)

Removed

• Unnecessary return statements without argument at the end of functions (#707)