Outpainting is a term used by the creators of DALL-E 2, which refers to the ability of the AI model to predict what should be present outside the frame of a given image. DALL-E 2 is one of the latest generative models that is designed to understand and generate images as per the given instructions. It is created by OpenAI, an artificial intelligence research lab.

In simpler terms, Outpainting involves adding new elements to an existing image while keeping the original image composition intact. It is a step beyond ‘inpainting’ which involves generating content to fill in gaps or missing parts of an existing image. Outpainting, on the other hand, tries to predict what might be present in the picture outside its edges.

Using DALL-E 2, you can create visually astonishing images with striking changes to the main image. The AI model can imagine how the picture might continue beyond its frame and add relevant elements while maintaining the coherence of the image. This revolutionary technology has paved the way for several applications ranging from art and design, marketing, education to medicine.

The straightforward way of using outpainting is using AI to fill in the edges beyond the existing image. For example, if you have a picture of a cat sitting on a chair, you can use DALL-E 2 to fill in the composition. The AI model can seamlessly integrate more elements in the frame, such as a bookshelf or floor lamp. These elements can give it more context or even change the mood of the picture.

However, outpainting goes beyond these simple predict-and-fill techniques. It involves integrating more complex features such as shadows, textures, and 3D elements. For instance, in some examples provided by OpenAI, DALL-E 2 created a stunning 3D image of a hot air balloon rising above the clouds. The AI model also incorporated shadows to give the image more depth and dimensionality.

To create outpainted images using DALL-E 2, you need to follow specific steps. You can either use the available user interface on the OpenAI website or use code to use the API directly. To create a new image, you will be required to provide a prompt, which provides instructions on the subject of the image you want to generate.

Once you input the prompt, you will be prompted to specify details about the image format, such as its size and aspect ratio. DALL-E 2 will then generate several related images based on your instructions. You can then choose a specific image or a combination of images that appeal to you.