 Video & Audio in the Digital Age Chaps. 17 & 18.

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Presentation transcript:

 Video & Audio in the Digital Age Chaps. 17 & 18

Reminder…  Complete a TV News package about the event you shot  Write a script and submit it – use the sample  Come in for more training as needed  Due by Friday

Three kinds of reception  By air  NTSC, DTV  By conduit  Cable, satellite, IPTV  By hand  VCRs, VCDs, DVDs, digital files  Our purpose in studying technology  Creation and distribution of content

What’s Missing?  Mobile media  Connected devices (Roku, Apple TV, Google TV/Chromecast)  ‘The Cloud’ / Internet video viewing / ‘virtual DVR’  3D-TV  4K / ‘Ultra HD’ TV ($3500 TV now available)

Home Video: Monitors  CRT  Projection  Plasma  LCD  DLP  LED  OLED

Home Video: Digital files  The Cloud  Virtual DVR  Connected device  Smart TV  Access to all content  Always VOD  Linear vs. non-linear programming  Bandwidth limitation and cost

Digital Video: licensing  Netflix, HuluPlus  Traditional TV networks  Specialty networks  Replacement of MVPDs  Digital copyright protections—Netflix example

Digital Audio: history  CD  DCC / mini-disc  CD-R / CD+R / CD-ROM etc.  Early MP3 players / iPod (later video)  Professional: Audition or ProTools – DAW  Media files, ftp files, ISDN

Digital Audio Files  Napster / Grokster / P2P file sharing  Older copying vs. digital file sharing  RIAA  Laws  Audio Home Recording Act  Digital Performance Right in Sound Recordings Act  No Electronic Theft Law  Digital Millennium Copyright Act

Copy Protection  DRM-free  not free to copy  Encrypted files  TVRO example  Criminal and civil liability

Selling digital audio  iTunes approach  Rhapsody Approach  Various services (see text) – what economic model?  ‘the Cloud’  Cyberblocker services  Pirating / international issues

Application to Radio  AM and FM – analog signals  RDS & HD Radio – digital signals  RDS – Radio Data Systems – song & artist, weather, traffic  HD Radio – HD1, HD2, HD3 -- IBOC  Automation systems  Versus ‘live assist’ or voice-tracked  (Winamp, iTunes) Enco, TuneTracker, etc.Enco  Voice tracking Voice tracking