Static cleanCleans a captcha image to improve OCR recognition accuracy
The raw captcha image buffer
A promise that resolves to the cleaned image buffer
// Clean captcha image for better OCR recognition
const rawImage = fs.readFileSync('./captcha.png');
const cleanedImage = await TesseractUtils.cleanImage(rawImage);
Static recognizeRecognizes text from a captcha image using Tesseract OCR
The captcha image buffer to process
A promise that resolves to the recognized text, or null if recognition failed
// Recognize text from a captcha image
const captchaImage = fs.readFileSync('./captcha.png');
const recognizedText = await TesseractUtils.recognizeText(captchaImage);
if (recognizedText) {
console.log('Captcha text:', recognizedText);
} else {
console.log('Failed to recognize captcha');
}
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Utility class for working with Tesseract OCR for captcha recognition