Classroom in a book

4
If you edit or add words manually to a transcription, will it mess up the timing of the 
existing words?
5
If you use the same source file that is already transcribed in a new project, will you 
have to run the transcription process again?
6
What is the main benefit of face detection?
Review answers
1
The main benefits are the ability to use text searches to locate a specific keyword or 
frame of video and also to mark the In and Out Points of clips for insertion into the 
Timeline.
2
You may continue to work in Premiere Pro CS5 or any other application while 
Adobe Media Encoder processes the file.
3
You may close Adobe Premiere Pro or open a new project file while Adobe Media 
Encoder is processing the file.
4
The timing will remain in sync even if you add or delete words.
5
The transcribed text is added as metadata to the source file, so it is not necessary to 
transcribe the file again.
6
It lets you identify clips that contain faces in the Project panel so you can quickly find 
clips to include in your project.

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272
15
EXPLORING COMPOSITING
TECHNIQUES
Topics covered in this lesson
t
Incorporating compositing into your projects
t
Working with the Opacity effect
t
Using blend modes
t
Working with alpha-channel transparencies
t
Color keying a green-screen shot with Ultra Key
t
Blurring a moving object with a track matte
This lesson will take approximately 50 minutes.

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273
An important feature of Adobe Premiere Pro CS5 is 
its ability to composite (or layer) any number of video 
clips, graphics, and still images. Compositing will 
become a signifi cant part of your video productions.

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