© 2008 Prentice-Hall, Inc.1 Technology in Action

© 2008 Prentice-Hall, Inc.2 Technology in Action Technology in Focus: Digital Entertainment

© 2008 Prentice-Hall, Inc.3 Analog vs. Digital Entertainment

© 2008 Prentice-Hall, Inc.4 What’s Special about Digital? AnalogAnalog –Sound and light waves –Continuous waveforms DigitalDigital –Describes sound and light as a string of binary data representations (1s and 0s) –Provides exact reproduction of sounds and color

© 2008 Prentice-Hall, Inc.5 Analog-to-Digital Conversion

© 2008 Prentice-Hall, Inc.6 Digital Photography Digital camerasDigital cameras –Capture and convert images to digital data Resolution or sharpness of the imageResolution or sharpness of the image –Measured in megapixels

© 2008 Prentice-Hall, Inc.7 Digital Camera Storage Images are stored in a flash memory cardImages are stored in a flash memory card

© 2008 Prentice-Hall, Inc.8 Digital Photo File Formats

© 2008 Prentice-Hall, Inc.9 Transferring Photos to a Computer Methods of transferring imagesMethods of transferring images –USB ports –Flash card readers –Wireless

© 2008 Prentice-Hall, Inc.10 Enhancing Photos and Adding Special Effects Image-editing softwareImage-editing software –Comes with camera –More powerful programs: Adobe Photoshop, Corel Paint Shop Pro Types of enhancementTypes of enhancement –Red-eye removal –Crop –Correct color balance –Filtering effects DabbleEmbossRippleOriginal Click to see various photo effects

© 2008 Prentice-Hall, Inc.11 Printing Photos Photo printersPhoto printers –Ink-jet –Dye-sublimation Heating element passes over a ribbon dyed with colorsHeating element passes over a ribbon dyed with colors Produces high-quality imagesProduces high-quality images Ink-jet Dye-sublimation

© 2008 Prentice-Hall, Inc.12 Digital Photography Advantages

© 2008 Prentice-Hall, Inc.13 Digital Video Digital video camerasDigital video cameras –Small and light weight –Use MiniDV format 1 to 3 hours of video data1 to 3 hours of video data –Transfer files using FireWire or USB 2.0 Older Model Modern Video Camera

© 2008 Prentice-Hall, Inc.14 Transferring Video to a Computer HardwareHardware –FireWire port –FireWire cable –USB 2.0 Software –Windows Movie Maker –Adobe Premiere –Pinnacle Studio DV

© 2008 Prentice-Hall, Inc.15 Editing Video and Adding Special Effects Video-editing softwareVideo-editing software –Includes a storyboard to manipulate files –Allows you to review clips frame by frame –Allows you to change sequence of frames –Allows you to add transitions, titles, animations, and audio

© 2008 Prentice-Hall, Inc.16 Exporting Video

© 2008 Prentice-Hall, Inc.17 Digital Advantage