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feat: Introduce automatic language detection in TesseractOcrCliModel (#800)

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* feat: Introduce automatic language detection in tesseract_ocr_cli model. Extend unit tests.

Signed-off-by: Nikos Livathinos <nli@zurich.ibm.com>

* docs: Add example how to use "auto" language with tesseract OCR engines

Signed-off-by: Nikos Livathinos <nli@zurich.ibm.com>

* fix: Refactor the TesseractOcrModel and TesseractOcrCliModel to validate if the auto-detected
language is installed in the system and if not fall back to a default option without language.

Signed-off-by: Nikos Livathinos <nli@zurich.ibm.com>

---------

Signed-off-by: Nikos Livathinos <nli@zurich.ibm.com>
This commit is contained in:
Nikos Livathinos
2025-01-26 08:07:56 +01:00
committed by GitHub
parent 9e4ca90db1
commit 3be2fb581f
6 changed files with 154 additions and 38 deletions
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tests/test_e2e_ocr_conversion.py
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@@ -62,6 +62,7 @@ def test_e2e_conversions():
TesseractOcrOptions(force_full_page_ocr=True),
TesseractOcrOptions(force_full_page_ocr=True, lang=["auto"]),
TesseractCliOcrOptions(force_full_page_ocr=True),
TesseractCliOcrOptions(force_full_page_ocr=True, lang=["auto"]),
RapidOcrOptions(force_full_page_ocr=True),
]