Pkpdfconverter
pkpdfconverter extract-text -i protected.pdf -o content.txt --password mypass123
pkpdfconverter convert -i slides.pdf -o slide.png --format png --page-range 1-5 --image-dpi 150 pkPdfConverter
"defaultOutputFormat": "docx", "imageDpi": 150, "ocrEnabled": false, "ocrLanguage": "eng", "tempFolder": "C:\\temp\\pdfconverter", "timeoutSeconds": 300, "preserveBookmarks": true, "logLevel": "info" pkpdfconverter extract-text -i protected
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