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