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338 Chapter 19: Video Post-Production
Click to select the first event, then hold Ctrl
and click to select the second.
3. Click Add Image Layer Event.
An Add Image Layer Event dialog appears .
4. Choose the kind of layer event you want from
the Layer Plug-In drop-down list.
5. If the S etup button is enabled for this kind of
layer event, click Setup to set the options.
6. Choose a mask if you wa nt the layer event to
be masked.
7. Adjust other Image Layer settings, and then
click OK.
The Image Layer event becomes the parent of
the two child events you selected.
To choose the ma sk f ile:
1.
Click Files.
2. Use the file dialog to choose the mask file, and
then click OK.
3. Choosethechanneltousefromthedrop-down
list of channels.
To pos ition or r esize the ma sk :
•ClickOptions.
An Image Input Options dialog appears,
identical to the dialog you use with Image Input
events.
If the mask is animated, you also use this dia log
to specify its time range and playback speed.
Inter face
The Add Layer Image Event and Edit Layer Event
dialogs have the same controls.
Layer Plug-In group
Label—Lets you give the e vent a unique name. A
unique name can make it easier to dis tinguish the
layer event in a long list of events.
Layer List—Selects the comp ositor 3ds Max uses
for layering the rendered im ages in the queue.
Alphaisthedefaultcompositor,butyoucanalso
choose from any others you have installed. See
the separate help topics for descriptions of the
compositors that come with 3ds Max.
About—Provides version or source informa tion
specific to the plug-in (page 3–995).
Setup—Displays a setup dialog specific to the
plug-in. Some plug-ins might not use this button.
Mask group
Chann e l s—If you are using a bitmap as the mask
file, you can use the A lpha channel, the Red,
Green, or Blue channel, Luminance, Z-Buffer or
Material Effects channel, or Object ID.
Files—Select a file to use as a mask. The name of
the selected file appears above the Files button.