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Introduction to Audio and Image Editing Basics

This guide provides an overview of audio and image editing basics including file formats, software, and compression settings. Learn about essential audio formats like MP3, WAV, and AIFF, alongside popular editing tools for both Macintosh and Windows systems. Explore image formats such as JPEG and GIF, their applications, and how to choose the right one for web or print. Enhance your multimedia projects with insights on sound effects, music downloads, and techniques for optimizing image sizes for various uses.

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Introduction to Audio and Image Editing Basics

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  1. Sound and SightAudio and Image Editing Basics C. Candace Chou University of St. Thomas

  2. RealPlayer: .rm, .ram QuickTime: .mov MP3 player: .mp3 .Macintosh audio format: .aiff or .aif, . Windows audio format: .wav Web: .au, wav, aiff or aif Audio compression settings: Web: IMA 4:1; Rate: 22.050 KHZ; Size: 16 bits CD: Rate: 44.1 KHz; Size: 16 bits; Stereo Sound Formats and Applications

  3. Macintosh Sound Edit 16 http://www.macromedia.com/software/sound/ Sound Studio http://www.felttip.com/products/soundstudio/ Windows CoolEdit, http://www.syntrillium.com/ SoundForge Studio (http://www.sonicfoundry.com/Products/showproduct.asp?PID=718) Free/Shareware: http://www.freeware.com Sound Editing Software

  4. Sound Effects: http://www.apple.com/imovie/ Music downloads http://www.mp3.com http://www.bakerymusic.com http://www.free-music.com iMovie takes both MP3 and AIFF files Free Audio Download

  5. JPEG (Joint Photographic Experts Group) Web-based documents for photographic images or images that have noncontinuous colors - that have a variety of shades or gradations. Allows millions of colors Image Formats & Uses

  6. GIF (Graphic Interchange Format) Web-based documents for images that have a continuous or flat color UP to 256 colors Transparent background Animated GIF Image Formats & Uses

  7. JPEG & GIF Comparison • JPEG (Left): retains colors better • GIF (Middle & Right): lost colors in pictures, support line drawing, simple cartoons.

  8. Bitmap (.bmp): Electronic presentations, e.g., Microsoft PowerPoint or Microsoft Word, commonly used for Windows TIFF (Tagged-Image File Format): Print documents, scanned images, when high quality and precision is required; tiff files can be changed for either larger or smaller files without losing precision. EPS (Encapsulated PostScript): Print publication and illustrations PICT: A generic file format for Macintosh File Format and Uses

  9. JPEG or GIF file format Change the resolution to 72 dpi to save image size Download a web image by control-click (Macintosh) or right-mouse click (Windows) to save image to disk Clip Arts: http://school.discovery.com/clipart/ Web Images

  10. Photoshop Elements 2 Photoshop Macromedia Fireworks AppleWorks6 GraphicConverter Try http://www.freeware.com for shareware and freeware Graphic Editing Software

  11. Dimensions of an iMovie Graphic • Set size to 640 x 480 pixels • Black borders appear for smaller pictures

  12. Wirtze. J. GIF vs. JPEG, http://hotwired.lycos.com/webmonkey/geektalk/97/30/index3a.html?tw=design Lohr, Linda (2003). Creating Graphics for Learning and Performance: Lesson in Visual Literacy. Pearson Education, Inc. Reference

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