Game Development Reference
In-Depth Information
Figure 12.71 Zooming in closely,
we can see the large amount
of noise (particularly in the dark
areas) in this image.
Figure 12.72 The results of
applying the Remove Grain effect
at the default settings. The results
are only visible in the preview
region.
change the values from 1 to 10 in the Noise Sample Points area
(Fig. 12.73 ).
Because of the way this noise typically gets stored in chan-
nels, you will probably want to reduce noise from channels
independently. You can access this feature by opening the Noise
Reduction Settings, and then opening up the Channel Noise
Reduction area inside. If you get varied results over time, you can
adjust the properties in the Temporal Filtering area.
Another interesting and helpful feature of this effect is that it
has its own built-in Unsharp Mask effect. It even has the same
parameters as the Unsharp Mask feature in After Effects that we
covered back in Chapter 4. Open up the Unsharp Mask area in
the Effect Controls panel to restore details that were lost by the
noise removal. As with Add Grain and Match Grain, change the
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