8
Useful Video Post Procedures 313
Ex am pl e: Comp osi t e two i ma ge sequ ences:
Compositing two sets of images together is one
of the “workhorse” operations of Video Post.
This is commonly done when a project is nearing
completion and it lets you combine all the images
your artists have been rendering.
1. Use the
IFL Manager Utility (page 3–668)
to create an IFL file for each set of images
sequences you want to composite.
2. Choose Rendering > Video Post.
3. Click
Add Image Input Event (page 3–328)
and then click Files.
Choose your first IFL file and click Op en and
then click OK to close the Add Image Input
Event dialog.
4. Click Add Image Input Ev ent again and
click Files.
Choose your second IFL file a nd click Open
and then click OK to close the Add Image Input
Event dialog.
5. Click
Add Image Output Event (page
3–334)
and then click Files.
6. Set the output file format to MOV File and enter
afilenamelikeMyComposite.
ClickSavewhenyou’vesetthenameandformat
7. Click OK to accept the default setting on the
Compression Sett ings dialog .
ThenclickOKtoclosetheAddImageOutput
Event dialog.
8. SelectthefirstImageInputEventandthenhold
downtheCTRLkeywhileselectingthesecond
Image Input Event.
Both events w ill highlight in gold.
9. Click
Add Image Layer Event (page 3–331)
and choose
Alpha Compositor (page 3–363)
from the list of compositors and transitions.
Click OK to close the Add Image L ayer Event
dialog. NoticehowtheImageLayerEvent
becomes the parent of the two Image Input
Events.
10. Click the
Execute Sequence button (page
3–321)
.
11. Click Render on the Execute Video Post dialog.
Ex ample: R ender a s cene over an i mage sequence or
an animation:
This process in similar to the last one except you
might have an animation or series of still images
you want to use as the background for your
existing scene.
1. Use the
IFL Manager Utilit y (page 3–668)
to
create an IFL file for the set of images that w i ll
be the background for your current scene.
2. Choose Rendering > Video Post.
3. Click
Add Image Input Event (page 3–328)
and then click Files.
ChooseyourIFLfileoranimationandclick
Open and then click OK to close the Add Image
Input Event dialog.