Are there any filters/plugins that could create a good workflow for converting a pdf that is multiple pages of very clear text images? Think of each page having

Are there any filters/plugins that could create a good workflow for converting a pdf that is multiple pages of very clear text images? Think of each page having a few printed multiple choice questions. Is there an easy way to get it into a text document? Some command (or commands) that can be wrapped in a script: > convert2txtViaOCR.sh -i input.pdf -o output.txt Thanks.