Tesseract on linux

Question

How to solve the problem without having to install tesseract 3.03 when I get a warning:

Warning: You are running an unsupported version of Tesseract. Expecting version 3.03, your version is: 3.02.02 Error opening data file /usr/local/share/tessdata/lus.traineddata Please make sure the TESSDATA_PREFIX environment variable is set to the parent directory of your "tessdata" directory. Failed loading language 'lus' Tesseract couldn't load any languages! Segmentation fault (core dumped)

Answer 1

1. Check if package is installed

   dpkg -l | grep tesseract
   

2. Install teseract using packages

   sudo apt install tesseract-ocr
   

3. Search/install for available related packages

   apt search tesseract | grep -B1 language
   

4. Use a valid ISO 639-2 (three letters) language code.

   tesseract image.png -l spa myoutput
   

Will generate myoutput.txt

Related

• Improve quality of image before OCR
• Add text to PDF with pdfsandwich -verbose -lang spa -layout single scanned.pdf

Answer 2

here is the solution:

Just copy the files from: openalpr/runtime_data/ocr/tessdata to /usr/local/share/tessdata