DreamFusion is a software system for image fusion. Image fusion is the process of combining relevant information in two or more images of a scene into a single highly informative image. Depending on what is considered relevant information, the images can be combined differently.

This image fusion software reads in a set of images and combines them into a single highly informative image. The formats and save the fused image in various formats, including jpg, gif, png, bmp, and pgm.

So, what can DreamFusion do?
- Exposure blending; without halos or "unnatural" contrast or grunge.
- Noise reduction; by combining multiple high-ISO shots of the same exposure
- Focus blending; by taking the best focused areas from multiple shallow DOF shots