tesserocr v2.4.0

Tesseract v4 new API methods supported:

• GetBestLSTMSymbolChoices (#147)
• BlanksBeforeWord (#158)

tesserocr v2.3.1

Python 3.7 support release.

tesserocr v2.3.0

• Support for Tesseract 4
  • New OCR engines LSTM_ONLY and TESSERACT_LSTM_COMBINED
  • New default tessdata path handling (#104)
• Fixed compilation against Tesseract v3.05.02 which required c++11 (#120)
• Fallback to 'eng' as default language when default language returned by the API is empty (#103)
• Added notes about Windows installation in the README (#97)

tesserocr v2.2.2

• Support timeout in Recognize API methods (#55)
  • You can now pass a timeout parameter (milliseconds) to the Recognize and RecognizeForChopTest API methods.
• Fixed typo in _Enum initialization error message formatting (#56)
• Display tessdata path in init exception message (#60)
• Fixed version check in Python 3 when reading the version number from the tesseract executable (#60)

tesserocr v2.2.1

Fixed setup bug that affects gcc versions with no -std=c++11 option support (which should be required by tesseract 4.0+ and not older versions). #53

tesserocr v2.2.0

• Improved setup script
• Tesseract 4.0 support:
  • Two new OEM enums: OEM.LSTM_ONLY and OEM.TESSERACT_LSTM_COMBINED (tesseract 4.0+)
  • Two new API methods: GetTSVText and DetectOrientationScript (tesseract 4.0+)
  • PyTessBaseApi.__init__ now accepts a new attribute oem (OCR engine mode: OEM.DEFAULT by default).
  • file_to_text and image_to_text functions now also accept the oem attribute as above.
• Fixed segfault on API Init* failure
• Fixed segfault when pixa_to_list returns NULL
• Documentation fixes and other minor improvments

tesserocr v2.1.3

Bug fix release:

• Improved setup: attempt compile with default environment variables even if pkg-config fails
• WordFontAttributes now returns None instead of segfaulting when NULL pointer is returned by API

tesserocr v2.1.2

• Avoid crash for unexpected cflags returned by pkg-config (#14)
• Added note in README regarding multiple tesseract installations (#9)

tesserocr v2.1.1

• Improved PIL image conversion to Pix: preserve original image format (#5)
• Added DetectOS api method (#6)
• Support TessOsdRenderer introduced in tesseract v3.04.01
• Improved setup environment detection
• Python 3 support