Originally Posted by
WorldLux
Depends on the passport issuing country. Some countries cover the process from start to finish and you aren't even allowed to bring your own photo.
Edit: From the infos he has so far shared in other topics, I gather that OP lives in London (?). If, by any chance, you're British, there's no need for a passport to travel within the European Union. A national ID should be sufficient.
The UK doesn't issue national ID cards, meaning it's a passport-or-bust scenario if you're British. It was proposed, but shot down for privacy concerns.