Aspect Ratio Change and Outpainting Prompt

A simple instruction prompt for Nano Banana Pro to change the aspect ratio of an input image and perform outpainting (image expansion) in the specified direction (vertical or horizontal).

Prompt

Please change the aspect ratio of this image to 1:2

How to use this prompt

Copy the prompt above and paste it into an AI image generator such as Google Gemini (Nano Banana) or a similar tool. Replace any bracketed placeholders with your own details, then generate and refine the result.

This prompt is designed to work with a reference photo. Upload your own photo (only one you have the right to use) together with the prompt.

Prompt collection credit: YouMind Awesome Nano Banana Pro Prompts (CC BY 4.0). Credit to the original prompt creators. To request removal of a prompt or image, please contact us.