LightZone has two key differentiators over the competition.Following the path of Photoshop one of the key concepts is the use of layers. When modifying your image using a new filter you don't alter the base image directly but add a new layer to the (filter-)stack. Each layer has a dedicated blending characteristic and opacity. As an example let's assume a high ISO image with lots of shadow noise. The first filter on the stack could be noise reduction. However, we don't want to apply the filter globally, which would be typical for most other application, but only (blended) to the shadow portion. Thanks to the limited effect we can also apply it rather aggressively. We may add another mostly non-destructive noise reduction filter to the stack caring only about chroma (color) noise in highlights and mid-tones. On top of that we could add two sharpening layers - one for fine highlight/mid-tone details and another one for coarse edge sharpening (globally). And so on -you got the idea I guess.
Sabtu, 15 Disember 2007
LightZone v3.0
at 3:49 PG
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