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Visualizing Technology

Chapter 4 – Digital Devices and Multimedia

Become our fan at FacebookCopyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

CHAPTER 4

1. Explain the features of various types of digital cameras.

2. Compare different methods of transferring images from a digital camera.3. List several ways to edit and print photos.4. Recognize different audio file types.5. Describe several ways to create videos.6. Compare portable media players, PDAs, and

smartphones.7. Identify the careers related to digital devices and multimedia.

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

CHAPTER 2 – RUNNING PROJECT

• You’ll explore how to purchase and use different types of digital devices and share multimedia content you create.

• Look for instructions at the end of each article.

• Complete the questions as you work through each article and beprepared to submit your responses at the end of the chapter.

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Article 1 – The 4-1-1 on Digital Cameras

Objective 1 – Explain the features of various types of digital cameras.

File Over recent years, digital cameras have become increasingly popular.

In this article we look at the different types of digital cameras and how to use them.

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3 Key Features1. Resolution 2. Storage type 3. Zoom and lenses

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Resolution•Quality of image•Number of pixels / megapixels•Higher resolution means more detail•Digital images can be lower resolution than print•File size concerns – web, storage

Image Resolution forPhoto Quality Prints

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Storage•Internally •Memory cards

•Type of card•Flash – up to 100GB•Cost•Ease of use•Reusable

Zoom and Lenses•Optical or digital•Optical - zoom lens•Digital – crop an image

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Types of Digital Camera•Point-and-shoot

•Easiest to use•Price range•Shutter lag•Single-use•Features

•Prosumer•Professional + consumer•Point-and-shoot and DSLR cameras

•DSLR•Digital single-lens reflex•Change lens•HD video

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Comparison of point-and-shoot digital cameras

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Key Terms•digital single-lens reflex camera (DSLR)•point-and-shoot camera•prosumer•resolution•shutter lag•zoom

4 Things You Need to Know• Resolution• Optical zoom• Point-and-shoot cameras• DSLRS

Running Project• Research digital cameras. • What is the highest resolution available today in point-

and-shoot cameras? What about DSLRs? • Choose one point-and-shoot and one DSLR camera with

the same resolution. • How do they compare in terms of price, features, and

reviews? What other factors affect the price?Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Article 2 –Bridging the Gap: Transferring Photos

Objective 2 – Compare different methods for transferring images from a digital camera

Imagine you just came home from a vacation and have a camera full of pictures. What do you do next? How do you transfer your images from your camera to your computer so you can view, edit, store, share, and print them.

This article discusses the various ways to transfer images to a computer.

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Memory Cards•Removable card•Card reader•Copy, move, delete•Windows Computer Window

•Memory card appears as removable disk:

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USB or Firewire Cables•Connection•Device driver install•Transfer pictures

Wireless Transfer•WIFI•No cables or cards readers•Eye-Fi

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The Windows Picture Transfer Process

1

2

3

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The Windows Picture Transfer Process

4

5

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Key Terms•Tagging

3 Things You Need to Know• Memory Cards• USB and Firewire• Wireless Transfer

Running Project• Do any of the cameras you researched in the last section

include wireless capabilities? If so, how fast can they transfer images? • What are the limitations? • Is your camera compatible with Eye-Fi? • How much would it cost to purchase the card? • Find a similar model camera that includes wireless. How does

the prices compare to adding the Eye-Fi card instead?

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Article 3 – A Picture is Worth a Thousand Words: Editing, Printing,

and Sharing Photos

Objective 3 – List several ways to edit and print photos.

Digital photography offers the ability to easily create amazing-looking photos using a home computer and free or inexpensive software.

This article discusses how to edit photos.

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Editing Photos•Digital photography = easy to edit•Cropping•Remove red-eye•Editing software

•Picasso•Photoshop•Windows photo gallery•Windows Live Essentials

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Online Editing•Kodak Gallery•Shutterfly•Flickr•Edit tools for:

•Cropping •Resizing,•Red-eye removal•Special effects•Add borders

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Printing and Sharing Photos•Pictbridge

•Camera connects directly to printer•USB connection or special dock•Portable printer•Limited editing

•Kiosks•Built-in editing •Print only what you want•USB or Firewire•Memory card

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Online Printing and Sharing•Personal image sharing sites•Share photos with friends•Order photos•Flickr

•Tag with keywords•Linked to other images•Public vs. private•Geotagging•Creative Commons licensing

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Creative Commons - Creativecommons.orgA project that has been developed as a way to increase sharing and collaboration by specifying how images and other materials are used. Allows users to designate the copyright terms of their images. One of the first institutions to embrace this idea was the Smithsonian Institution. Visit www.flickr.com/photos/smithsonian

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Key Terms•pictBridge

4 Things You Need to Know• Photo Editing Software• Printing photos • Kiosks• Online printing and sharing sites

Running Project• Use the internet to compare the cost and quality of photo prints

from several home photo printers, online services, and local retailers .• Create a chart comparing them. Include cost per print, sizes

available, finish available, expected lifespan of prints, and water resistance. • When might you choose to use each of these methods for prints?

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Article 4 – Making Sense of Sound

Objective 4 – Recognize different audio files types.

Sound plays an important role in the multimedia experience. We listen to songs on our portable media players, use speech to control our computers and video games, and are alerted to new e-mail with a ding.

This article examines the differences in several audio file types, and compare various media player programs and speech

recognition programs.

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Audio File Types•MP3

•Compressed format•High quality and small•1/10th the size of a CD file•.mp3

•AAC•iTunes•Playstation 3, Nintendo, Wii

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Audio File Types•Windows Media Audio Files

•Video game •Real media files (RAM)

•Digital rights management•Controls usage of files•Digital media files

•eBooks•Videos•Music

•Digital Millennium Copyright Act•Illegal to remove DRM

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Music Software•Organize and play multimedia files•iTunes •Apple•Computer to iPod•Podcasts

•Windows Media Player•Included with Windows

•Winamp Media Player •Free or Pro version•Winamp Remote

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Speech Recognition•Dial cell phone•Use a computer without a keyboard•Windows 7•Video games

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Key Terms•digital rights managements•MP3•podcast•speech recognition

4 Things You Need to Know• MPS• Digital rights management • Media programs• Speech recognition

Running Project• Use Windows Help and Support to research speech

recognitions. • What are the ways you can use speech recognition on your

computer?• What are the advantages to using this feature? • What are the disadvantages?

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Article 5 – You Ought to be in Pictures

Objective 5 – Describe several ways to create videos.

It’s estimated that one-third of all Internet traffic is video, and that number is expected to rise. Creating, viewing, and sharing video isn’t very different from handling any other media, except video files tend to be larger and require more storage and bandwidth.

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Screen Capture•Video of computer screen•How-to video•No need for camera•Jing and Screencast-O-Matic•Machinima

Webcams and Video Conferences• IM• AIM• Skype• Long distance chats, connect classrooms, collaboration• Two-way interaction requirements

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Webcasting•Pandacam from National Zoo in DC (right)•One-way process•Video-stream live or pre-recorded•Streaming = play immediately

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Video Cameras•Webcams record video – in front of computer•Away from computer – cell phone, digital camera•Best quality – stand alone video camera•Upload video to computer•Edit, store, share•Megapixels, storage, zoom•Media options

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Sharing Video•DVD, online, Blu-ray•Editing programs•Captions, credits, titles, fades, music•DVD or Web•YouTube – video sharing

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YouTube- Professionals post as well. Go to Youtube.com./news. What are the top stories today? What news organizations have videos on YouTube? Are there any news organizations you’re not familiar with?

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Key Terms•screen capture•streaming•webcam•webcasting

4 Things You Need to Know• Screen capture software• Webcams• Wecasting • YouTube

Running Project• Use the Internet to research digital video cameras. • Select a model in the same price range as the point-and-

shoot camera you researched earlier. • Compare the video capabilities of the two cameras.

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1. Click Windows Start button2. All programs3. Windows Live4. Windows Live Movie Maker.

How To – Use Windows Movie Maker

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1. Home tab2. Insert student CD in drive.3. Click Add videos and photos button.4. Locate the files for the Chapter 4 How To.5. Open beach.wmv

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1. Home tab, click Title2. Type A Day at the beach3. Adjust the Text Duration time to

7.00 seconds4. Choose the Scroll effect5. Move to the end of the video,

follow the same procedure to add your name to the Credits.

6. Click the Play button.

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1. Home tab, click Add videos and photos button2. Click Student CD in left pane.3. Locate and select the picture of a boat. Click Open.4. Drag the picture between the Title and video clip.5. Follow the same procedure to add the seagull photo before the

credits. 6. Click the boat image, click the Animation tab and select the Wheel

transition. 7. Click seagull image, click the Visual Effects tab, and apply the 3D ripple effect.

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1. Drag the slider in the preview area to 17 seconds at the point when the scene changes from swings to beach.

2. Right-click this point on the Storyboard and choose Split.3. Drag the image to the boat between the clips.

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1. Preview the movie.2. Select the first video clip.3. Click the Edit tab4. Slide the Video volume button all the way to the left to turn off the

sound.5. Do the same for the second video clip.

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1. Click the Home tab.2. Click the Add Music arrow.3. Click Add Music.4. Add the slapstick mp3 file from the student CD.

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1. Home tab, in the Sharing group, select the settings based on the purpose of your movie.

2. For this exercise, choose for e-mail or instant messaging..

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1. Save file as Lastname_Firstname_ch04_MyMovie.wmv.2. Click Play.3. Close Movie maker.4. Save the project as Lastname_Firstname_ch04_MyMovie.eimp.5. Submit to instructor

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Article 6 – On the Move with Technology

Objective 6 – Compare portable media players, PDAs, and smartphones.

Digital mobile devices allow us to take technology with us everywhere we go. These mobile devices range from small inexpensive MP3 players to multifunction devices costing hundreds of dollars.

The rate at which technology advances is staggering. Apple’s release of the iPod in 2001 changed the way we listen to music forever, and less than a decade later, the iPod has also changed how we watch videos, share photos, and much more. Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Portable Media Players•MP3 players•Songs, podcasts, videos, games•Plug-into computer, home stereo, car•Flash memory capacities•Built-in games, internet access.

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Apple and Microsoft hard drive and flash-based media players

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PDA and Smartphones•Handheld computers•Designed for business•Calendar, contacts, organizer, calculator•Small in size with longer battery life •For example, the blackberry

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Smartphones•Blend PDA, phone, and portable media player•Business and personal markets•Download programs•Network carriers transfer speed

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Mobility•Amazon kindle•Sony Reader•Barnes and Noble Nook•Apple iPad•Cell phones with SMS and MMS

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E-Waste• Efficient and ecofriendly use of computers and

electronics• Good for environment and saves money• E-waste = old computers, cell phone, TVs, VCRs• CRT Monitors – no landfills• eCycling electronics• epa.gov/osw/conserve/materials/ecycling/

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Key Terms•e-waste•MPS player•PDA•portable media player•smartphone

4 Things You Need to Know• Portable Media Players• Flash-Based• Hard Drive• Multifunction Devices

Running Project• Use the Internet to research the latest smartphones.• Select two models.• Create a table comparing the features of each. • Write a summary explaining which you prefer and why.

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Article 7 – What Can I Do With Knowledge about Digital Devices

and Multimedia?

Objective 7 – Identify careers related to digital devices and multimedia.

•Health Care•Graphics•Engineering and science•Photojournalism

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

Chapter 4 Objectives Recap1. Explain the features of various types of digital cameras.2. Compare different methods of transferring images from a digital camera.3. List several ways to edit and print photos.4. Recognize different audio file types.5. Describe several ways to create videos.6. Compare portable media players, PDAs, and smartphones.7. Identify the careers related to digital devices and multimedia.

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical,

photocopying, recording, or otherwise, without the prior written permission of the publisher. Printed in the United States of America.

Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall

Copyright ©2012 Pearson Education, Inc. Publishing as Prentice Hall Visualizing Technology

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