Multimedia

The use of computer graphics, video, audio, and interactive applications in different areas of application.

Objectives

• Describe the techniques used to digitally manipulate images
• Discuss the social and ethical impacts of digital manipulations
• Explain how digital manipulations can be detected
• Explain how computers store images
• Describe the factors that affect image quality and file size
• Explain the need for data compression
• Distinguish lossless and lossy compression
• Describe the common file formats used for multimedia.
• Distinguish bitmap and vector graphics
• Use software to create appropriately designed multimedia products.

Images

Define the term bitmap graphics.

Image editing software

Commercial:

• Photoshop
• Pixelmator

Free and Open Source:

• Gimp
• My paint
• Paint.net

Web apps:

• Pixlr
• fotor

Task:

Choose and install a Graphics editing software

Adjustments

Key Terms:

Color Levels

Color curves

Saturation

Contrast

Brightness

warmth

Sharpness

Blur

shadows

midtones

highlights