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Sound in PowerPoint

Sound in PowerPoint. Demonstration. Sound File Inserted in PPT. Requires existing file (wav, mp3, wma, or mid) Insert >Movies & Sounds >Sound from file Choose Autoplay or Play when clicked ESC to stop before end NOTE - internal vs external ( = length?) How to know?

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Sound in PowerPoint

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  1. Sound in PowerPoint Demonstration

  2. Sound File Inserted in PPT • Requires existing file (wav, mp3, wma, or mid) • Insert >Movies & Sounds >Sound from file • Choose Autoplay or Play when clicked • ESC to stop before end • NOTE - internal vs external ( = length?) • How to know? • External requires the file, too! Unedited WAV (E) Edited WAV (I) MIDI (E) 10 sec, 165K 3:17, 64K

  3. Internal Sound (recorded in PPT) • Recorded initially in PowerPoint • Insert / Movies & Sounds / Record Sound • Plays automatically from Transition Settings • Can’t reuse outside of PPT (?) • Not required on activity

  4. Playing from a CD in PPT • Insert / Movies and Sounds / Play CD • Requires the CD in your CD-ROM drive • Should play when clicked, but . . . • Experiment if you like

  5. A Student Sound Album

  6. My Sound Album Task 1.1 • My voice by mic wav, 225K, 10 sec, 22kHz-8 bit-mono • Other sounds by mic wav, 98K, 7 sec, lots of noise

  7. My Sound Album Task 3.1 (Converting Formats) • CD to wav (3:20) • CD = 28.88MB (calculated) • wav = 35.2MB (44K, 16-bit, stereo) • Details (from recording or File Properties) • wav = 9 MB (22K, 8-bit, stereo) • wav = 4.1MB (11K, 8-bit, mono) • Sound quality ??

  8. My Sound Album Converting Sounds - cont. • Task 3.2 (CD to MP3) • Original CD = xxMB (calculated) • MP3 (96kbps) = xxMB • MP3 (160kbps) = xxMB

  9. My Sound Album Converting Sounds - cont. • Task 3.3 (resave in other formats) • wav (xxMB) to wma (xxMB) • any other conversion you can do • The ___ sounds best, followed by ____, etc.

  10. 3.4 Sound Quality Assessment • The ___ sounds best, followed by ____, etc. • My observations:

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