I-Apple FairPlay DRM: Konke Okufuneka Ukwazi

I-FairPlay isasetyenziselwa kwiTunes Store, kodwa yintoni na ngoku?

Yiyiphi i-FairPlay?

Yinkqubo yokukhusela ikopi esebenzisa i-Apple ngezinye iintlobo zomxholo kwi-iTunes Store. Kwakhiwe nakwiimveliso zekhompyutha ezifana ne-iPhone, i-iPad kunye ne-iPod. I-FairPlay yinkqubo yolawulo lwamalungelo edijithali (DRM) inkqubo eyenzelwe ukuyeka abantu ekwenzeni iikopi zeefayile ezikhutshwe kwivenkile ye-intanethi ye-Apple.

Injongo yonke ye-FairPlay kukuba kukuthintela ukwabelana ngokungekho mthethweni kwezinto eziphathekayo. Nangona kunjalo, inkqubo yokukhusela ikopi ye-Apple inokuba yintlungu ngokwenene kubasebenzisi abathengile umgaqo-mthethweni kwaye abanakukwazi ukwenza izixhobo zokuzikhusela ngokwabo.

Ingabe isetyenzisiwe kwiMidikhi yeDialog?

Ukususela ngo-2009, i-FairPlay ayisasetyenziselwa ukukopisha-ukukhusela iingoma kunye nama-albhamu. I- iTunes Ifomati enkulu ngakumbi isetyenziselwa ukulandwa kwemculo yedijithali. Umgangatho womsindo unikela ngomculo ongenayo i-DRM onomgangatho ongcono olungcono kunaphambili. Enyanisweni, isisombululo sesibini - i-bitrate ye-256 Kbps kunokuba i-128 Kbps yeengoma ezikhuselekile ze-DRM.

Nangona kunjalo, nangona mgangatho ongenama-DRM uyaziwa ukuba i-watermark yedijithali ifakwe kwiingoma ezilandiweyo. Ulwazi olufana nedilesi yakho ye-imeyile isasetyenziswa ukukunceda ukufumanisa umthengi wangaphambili.

Yintoni enxulumene ne-DRM Protected?

I-FairPlay DRM isasetyenziselwa ukukopisha ukukhusela iimveliso zedijithali zedijithali kwiTunes Store. Oku kubandakanya:

Lo Myalelo woKhuselo loSebenzi?

I-FairPlay isebenzisa ukubethelwa kwe-asymmetry okuyisiseko esithetha ukuba iiyunithi ezibalulekileyo zisetyenzisiweyo - oku kudibene nenkosi kunye nencoko yomsebenzisi. Xa uthenge umxholo okhuselekile okhuselekileyo kwiSitolo seTunes, 'ukhiye womsebenzisi' uveliswa. Oku kuyadingeka ukuchithwa 'ikhi yomsebenzi' ngaphakathi kwefayili yakho elayishiwe.

Kanye kunye nencoko yomsebenzisi igcinwa kwiiseva ze-Apple, iphinda iphonywe phantsi kwi-iTunes software - i-QuickTime ine-FairPlay eyakhelwe ngaphakathi kwaye isetyenziselwa ukudlala iifayile ze-DRM.

Xa inkcenkca yenkosi ivuliwe ngundoqo yowumsebenzisi kunokwenzeka ukuba udlale ifayile ekhuselweyo - le yipoksi ye- MP4 ene-encrypted AAC stream ngaphakathi kwayo. Xa udlulisela i-FairPlay umxholo obhaliweyo kwi-iPhone yakho, i-iPod, okanye i-iPad, izitshixo zomsebenzisi nazo ziyavumelaniswa ukwenzela ukuba inkqubo yokuqhaqhafaza igcwalise ngempumelelo kwisixhobo.

Ziziphi iindlela ezokusetyenziswa ukususa i-DRM kwiingoma?

Kukho iindlela ezininzi ongakwenza ngazo oku kuquka:

Umthetho ngokuphathelele ukuhanjiswa kwe-DRM awuyi kucacisa. Nangona kunjalo, ngokungakhathaliseki ukuba uhlonipha ilungelo lobunikazi kwaye ungasasazisi umxholo oyithengileyo, oku kudla ngokuwa phantsi 'kokusetyenziswa kakuhle.'