Digital Imaging: Tone Mapping
Spielmann, Georg
In computer graphics, visualization, digital imaging and specially in digital photography, tone mapping plays an important role. The contrast of an image is finite and display device dependent. It is typically around 4-6 stops according to photographic tradition in log2 scale. The contrast of the original scene however is often significantly greater than that so that the bright or dark parts of the scene will have no details in the image. In t...