EMS Creative iMedia Unit 202

1. Digital Media
Lesson 3

2. Lesson Goals
 Understand key features
 Be able
of various image software
to identify the capabilities and limitations
 Know various image file formats and their properties

3. Identify capabilities & limitations
Know image file formats
What software can we use to edit
image files?
#image #capability
#limitation #file

4. Identify capabilities & limitations
Know image file formats
Image Software

The following are examples of commercial image editing software:
Photoshop
Fireworks
iPhoto
Paint
Paint.NET
Pixelmator
Picasa
Gimp
#image #capability
#limitation #file

5. Identify capabilities & limitations
Know image file formats
Image Software

There is a huge difference between the capabilities of different
types of image editing software depending on the application.

Common capabilities of image editing software include:








Brush Tool
Eraser Tool
Filter effects
Cropping
Sharpening
Red Eye Removal
Hue and Saturation
Brightness and Contrast
#image #capability
#limitation #file

6. Identify capabilities & limitations
Know image file formats
Your Task – Image Software

Describe the characteristics and capabilities of the software:



What can the software do?
What are the main features?
Explain the limitations of each piece of software:


What can’t the software do?
Is the price or platform a problem?
Software
Characteristics & Capabilities
Limitations

7. Identify capabilities & limitations
Know image file formats
Which platforms allow us to view
image files?
#audio #capability
#limitation #file

8. Identify capabilities & limitations
Know image file formats
Image Platforms

You can view digital media on any of the following devices:
#image #capability
#limitation #file

9. Identify capabilities & limitations
Know image file formats
Image Platforms

As there are so many different image viewing devices, various
file formats are required for different broadcast methods.

Some devices have displays capable of viewing images at an
extremely high resolution where as others require less quality.

Image file formats can vary in:




File Size
Quality
Resolution
Compression
#image #capability
#limitation #file

10. Identify capabilities & limitations
Know image file formats
Compression

Different file formats compress images in various ways such as
the JPEG compression shown on the left and GIF on right:

The GIF file format deteriorates a lot more than the JPEG file
does when you zoom in on the image.
#image #capability
#limitation #file

11. Identify capabilities & limitations
Know image file formats
Your Task – Image File Formats

Describe the characteristics and properties of each file:




Where is it used?
Big or small file size?
Common or not?
Explain file compression for each type:

Is it a compressed file or not?
File Format
Characteristics & Properties
Compressed?

12. Identify capabilities & limitations
Know image file formats
Keywords

Image

Something visual such as a photo or graphic

Raster

Most realistic images made up of pixels

Vector

Made up of shapes and lines such as clipart

Compression

Making a file smaller for broadcasting on
different platforms