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362 Chapter 19: Video Post-Production
fractal infer no patterns. Higher va lues result in
fractal patterns with brighter colors. Lower values
resultinthesamepatterns,withmutedcolors.
This parameter can be animated.
Bias—Shif ts the colors of the effect toward one
end of the color range or the other. At a setting
of 50, Bias has no effect. Above 50, the colors are
brighter, and below 50, they are darker and softer.
This parameter can be animated.
Edge—Controlsthecontrastbetweenthelightand
dark areas of the f ractal patterns. High values
produce a high contrast and more well-defined
fractal p atterns. Low values result in less defined,
subtler effects. This parameter can be animated.
Radial Density—Controls the density of the inferno
effect in a radial fashion from the center of the
effect to the edge. Wherever there is white in the
gradient, you only see inferno noise. Where the
gradient is black, you can see the underlying flare.
Ifyousettherightsideofthegradienttoblackand
theleftsidetowhite,andapplytheInfernotothe
Glow effect of a flare, the inferno effect appears
toward the outer edges of the glow, while the center
of the glow is still visible.
Video Post toolbar > Add Image Filter Event > Choose
Lens Effects Focus from Filter Plug-In list. > Setup
TheLensEffectsFocusdialogletsyoublurobjects
based on their distance from the camera. Focus
uses the Z-Buffer information from the scene to
create its blurring effects. You c an use Focus to
createeffectssuchasforegroundelementsinfocus
andbackgroundelementsoutoffocus.
Like Flare, Glow, and Highlight, you can load
and save your focus settings for future use. Focus
settings are saved to LZO files (page 3–965) (.lzo).
Wa rning: This filter is not supported by the mental ray
renderer (page 3–78).
Procedure
To save your focus settings, do one of the following:
You can save all of your lens focus settings to a file,
so you c an reload them any time. Lens Effects
FocussettingsaresavedasLZOfiles.
• Click the Reset button.
This resets Lens Effects Focus to its default
settings.
•ClicktheLoadbutton.
This displays a Windows-standard file open
dialog from which you can select the settings
file you w ant to load.
•ClicktheSavebutton.
This displays a Windows-standard S ave As
dialog in which you speci fy a directory and
filename.
Interfa ce