Introductory visualizing technology 5th by debra geoghan chapter 6

PowerPoint Presentation to Accompany

Chapter 6
Digital Devices and Multimedia


Objectives

1.
2.
3.
4.
5.
6.

Explain the Features of Digital Cameras
Compare Methods for Transferring Images from a Digital Camera
Identify Several Ways to Edit and Print Photos
Recognize Important Audio File Types
Describe Several Ways to Create Videos
Compare Portable Media Players, Tablets, and Smartphones

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Explain the Features of Digital Cameras

Objective

1

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Digital Cameras
Resolution

 Resolution is the quality of the image
Measured in pixels
Higher resolution means more detail; you can
make larger prints

The higher the resolution, the larger the file size

Objective

1

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Digital Cameras
Storage

 Internal – usually small

Erasable and reusable

 Removable memory cards
Inexpensive
Can be read by most computers
and printers

Large capacity – flash cards hold
up to 100 GB

Erasable and reusable

Objective

1

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Digital Cameras
Lenses

 Zoom
Optical
Digital
Both

 Macro setting

 Telephoto
 Wide-angle

Objective

1

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Digital Cameras
Types of Cameras

 Basic point-and-shoot
Simplest; fewest features
Least expensive

 Advanced point-and-shoot
Moderately priced
Better zoom
Macro functions
Viewfinders
Auto focus

Objective

1

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Digital Cameras
Types of Cameras

 Compact system cameras (CSC)
Advanced point-and-shoot
Interchangeable lenses
Manual controls
Capture HD videos

 Digital single-lens reflex (DSLR)
Traditional type camera
Manually change lenses
Manual focus and exposure
Best for action shots

Objective

1

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Compare Methods for Transferring

Images from a Digital Camera

Objective

2

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Transferring Images
Memory Cards, USB, FireWire, and Wireless

 Memory cards
Store images
Can be inserted into a computer or printer

 USB or FireWire
Connect the camera directly to a computer; this requires device drivers for the computer to talk to the
cameras

 Wireless-enabled digital cameras
Transfer photos using Wi-Fi or cellular wireless technology

Objective

2

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Transferring Images
Transferring to the Cloud

 Mobile device cameras upload photos directly to the Internet or the cloud
 Multiple platforms (Android/Windows) may upload to:
Instagram
Dropbox
Photobucket
Facebook

 iOS devices:
iCloud

Objective

2

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Identify Several Ways to
Edit and Print Photos

Objective

3

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Editing and Printing Photos

 Editing software
Photoshop, Adobe: $$$

 Online editing
Snapfish, Shutterfly, Flickr
Include basic editing tools
Options to share and purchase photos

Objective

3

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Image File Formats

Objective

3

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Printing Photos

 PictBridge
Industry standard
Allows camera to connect directly to printer via USB or a special dock

 Kiosks
Photo kiosks in retail stores
Built-in editing features
Connect your camera via USB or use a memory card

Objective

3

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Online Printing and Sharing

 Personal image sharing sites
Snapfish
Shutterfly

 Photo-sharing community
Flickr
•
•
•

Owned by Yahoo!
Geotagging
Creative Commons

Objective

3

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Recognize Important Audio File Types

Objective

4

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Audio File Types

 Codecs
Compression algorithms that reduce the size of digital
media files

 DMCA: Digital Millennium Copyright Act
Made it illegal to remove DRM from protected files

Objective

4

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Audio File Types

 Audio File types
MP3: Moving Picture Experts Group (MPEG-1 Audio Layer-3)
AAC: Advanced Audio Coding
WMA: Windows Media Audio
DRM: Digital rights management

Objective

4

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Media Software

Objective

4

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Music in the Cloud

 Cloud
Pandora
Spotify
Grooveshark
Rhapsody
Slacker Radio
Last.fm

 Social media
Facebook
Twitter
Objective

4

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Speech Recognition or Voice Recognition

 Features

Converts spoken words to text
Interacts using voice commands
Often built into video games
Train the program to recognize your speech patterns

 SIRI

iPhone’s intelligent personal assistant app
Uses natural language
Works with built-in apps and some third-party apps
SIRI learns speech patterns without tedious training

Objective

4

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Describe Several Ways to Create Videos

Objective

5

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Videos

 Webcams and video conferencing
Two-way interaction
Virtual meetings
Connect classrooms
Collaboration
Talk to family
Take videos

Objective

5

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Videos

 Screen Capture
Creates a video of what happens on your computer
How-to videos
Screenr; Screencast-O-Matic

 Webcasting
One-way process
Broadcasting on the web
Live or prerecorded
Streaming

Objective

5

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