Video 2
Subject
Session
Tahun
Versi
:
:
:
:
T0934 / Multimedia Programming Foundation
11
2009
1/0
Learning Outcomes
In the end of this session, students must be
able to:
– Understand the basic principal of
QuickTime movie
– Identify and apply basic QuickTime for
Java syntax to manipulate media files
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Outline
• Quicktime
• Quicktime for Java API
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QuickTime (QT)
• QT is a multimedia development framework originally
developed for the Apple Mac, but is now also available
for Windows
• QT has tools to capture and edit media, apply effects,
and to export to different formats
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QuickTime Architecture
• QuickTime comprises two main managers,
Movie Toolbox and Image Compression
Manager, plus a set of built-in
components.
• Movie Toolbox
– lets an application store, retrieve, and manipulate time-based
data and provides functions for editing movies
• Image Compression Manager
– provides a device-independent and driver-independent means of
compressing and decompressing images and sequences of
images, thereby minimizing the storage requirements for any
application that works with images
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QuickTime Architecture
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QT Support of Media Format
• QuickTime supports many media formats,
effects, and codecs
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QT Movie Files
• QT has three kinds of movie Files
– Reference Movie file
– Movie file
– Self-contained movie file
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QT Movie
• QT Movie >< QT Movie files
• QT Movie is a container that holds all of
the information needed to organize any
time-based data (audio, video, image, etc),
but not the data itself.
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QT Movie Structure
• QT Movie as QuickTime's central data structure
• May contain multiple tracks
QT Movie
Movie time
information
Preview and
poster data
• Creation time
• Modification
time
• Time scale
• Duration
• Selection
time
• Selection
duration
• Current time
• Preview time
• Preview
duration
• Poster and
preview time
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Spatial
characteristics
• Matrix
• Movie clip
Playback
settings
• Preferred
rate
• Preferred
volume
Track
information
•
•
•
•
Track
Track
…
Track
User data
• User data
Tracks
• Each track accessing one media type (can range over all
the data types QuickTime handles)
Track
Track time
information
Track ID
• Creation time
• Modification
time
• Duration
• Can be used
by an
application to
locate the
track
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Track
relationship
Spatial
characteristics
Sound
information
• Alternate
group (can be
used to
construct a
movie with
alternate
tracks of the
same media
type)
• Track width
• Track height
• Track clipping
region
• Track matte
• Matrix
• Volume
• Stereo
balance
values (if the
track is an
audio track)
Edit data
• Edit list
(which
identify
portions of
the media the
track uses)
Media
information
• Media
User data
• User data (ex
: userreadable
name for the
track)
QT for Java (QT4Java)
• QT4Java provides a set of cross-platform
APIs which allows Java developers to
build multimedia, including streaming
audio and video, into applications and
applets
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Display an Image
Full code downloadable in Additional Material
Result
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Play and Stop Movie
Display The Movie
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Play and Stop Movie
Play The Movie
Stop The Movie
To Reverse and Fast Forward, we can use this function :
Change n to negative value to reverse.
Change n to >1 value to fast forward.
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Result
References
• An Introduction to QuickTime. 2008.
http://developer.apple.com/quicktime/qttutorial/overview.
html
• QuickTime Overview. 2007.
http://developer.apple.com/documentation/QuickTime/R
M/Fundamentals/QTOverview/QTOverview_Document/
QuickTimeOverview.html#//apple_ref/doc/uid/TP300009
92-CH1g-Architecture
• QuickTime for Java. 2008.
http://en.wikipedia.org/wiki/QuickTime_for_Java
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