I have a German PDF file which is set read protection, it means that I can't copy its content, but I want to use sentences in it, does some one could give me a good idea?
Solution
You can use Boxoft Screen OCR to capture sentences from protected PDF. it enables you capture anywhere on your screen, recognize every character then save as TXT file, including placement that you can't copy with mouse, such as image, dialog box and error message, etc.
Follow easy steps below:
Launch it by double click its desktop icon;
Select a kind of language which you want to extract;
Set a hotkey to later cut anywhere from PDF out conveniently;
Click "Capture" or use "Hotkey" to select words from PDF;
Choose an area with mouse;
Click "OCR", then edit text in the popup edit box;