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...If you have higher needs, you can try the professional version. You can also use the Baidu API interface without activation. Support shortcut keys and screen corner trigger screenshot recognition function, convenient and fast.
Run defined applications by detecting text in a captured screenshot
This application requires the "TESSERACT" OCR engine to decode text in a captured screenshot. The text file can be analysed to look for specific trigger words which will run a defined application.
TESSERACT OCR is available for Windows users here:
https://digi.bib.uni-mannheim.de/tesseract/
Information on its use is generally available, this medium post provides an overview:
https://medium.com/quantrium-tech/installing-and-using-tesseract-4-on-windows-10-4f7930313f82
During the testing I used version 5 of the software.
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Developing application which will automatically detect vehicle coming at entrance and exit using LDR sensors and detect number of vehicle using OCR implemented in java and should produce bill.