Digital media products
Types of digital media products
 Graphic digital media
 Desktop publishing
 Graphic design
 Audio digital media
 Audio sequences
 Music compositions
 Video and animation digital media
 Animation sequences
 Video production
Graphic Digital Media
Desktop publishing
 Allows you to create any type of ……. …….
(eg. …………, ………….. and ………
cards)
 Allows you to combine data (text and
graphics) from a variety of sources to
create your own page ………. with precise
control over all objects on the page.
 Uses digital images extensively.
 Examples: Adobe InDesign or PageMaker,
MS Publisher, QuarkXPress, Print Shop
Graphic Digital Media
Graphic Design
 Creates or edits images - used for
diagrams and illustrations, photos, artworks
and 3-D images.
 Examples:
 Photoshop, PaintShop Pro (photography)
 Illustrator, Freehand (technical drawing)
 Corel Painter, TwistedBrush (artistic drawing)
 Maya 3D, 3D StudioMax (3-D graphics)
Data Compression methods
Read pages 272 -273 of the text, then answer the following:
 What is data compression used for?
 Name two hardware devices that sometimes have data
compression built-in.
 Name the two main methods used to compress digital
data and briefly describe the features of each.
 Name a program that uses each method of data
compression.
 Would you use lossy compression to reduce the size
and transmission time of a very large word-processed
document, spreadsheet or database? Explain why or
why not.
Data transmission methods
There are two different ways of sending binary data
between computers, or between computers and other
devices (such as printers, scanners, etc).
Text Activity (pg 272):
 Name the two methods of binary data transmission.
 Describe how the binary data travels in each method.
 Draw a simple diagram of each method.
 List the advantages of serial data transmission over
parallel.
 When is it appropriate to use parallel over serial?
Bitmapped and Vector Graphics
1. What are
a) Bit-mapped graphics?
b) Vector graphics?
2. Explain the difference between Paint software
and Draw software.
3. From the programs listed on the previous
slide, name the
a) Paint programs
b) Draw programs
4. Answer Think questions 3 & 4 from page 97,
Ware textbook.
Manipulating graphics data
 Techniques used to manipulate graphics include:



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Resizing
Cropping
Special effects
Rendering
Use pages 102-105 of the text to describe these techniques,
why they are used and how they may effect the image
(eg. Memory size, quality of image).
The process of Digitising
Scanning