AC3 Isiguquli

Tshintsha AC3 kuya futhi kusuka kumafomethi ahlukahlukene

Mayelana AC3

I-AC3 (I-Audio Codec 3) ifomethi yokucindezela komsindo evame ukusetshenziswa kumathrekhi omsindo we-DVD ne-Blu-ray disc.

Ukusetshenziswa Okuvamile

DVD audio
Surround sound
Blu-ray audio

AC3 Imibuzo Evame Ukubuzwa Yokuguqulwa

Yini ihele le-AC3 lesandi?

AC3 iyifomethi yomsindo engalahleki - yonke isampula igcinwa ngokugcwele. AC3 iyintandokazi yama-masters we-archive, ukuhlela umsindo, nanoma iyiphi indlela yokusebenza engakwazi ukubuyisela umsindo izikhathi eziningi ngaphandle kokuqoqa izithako zokucindezeleka.

Ingabe i-AC3 idinga ukudlalwa nge-headphones?

Akunalutho - lokhu kuyi-cinema delivery bitstream. I-AC3 stream ifaka i-multichannel mix esetshenziselwa ukucutshungulwa yi-AV receiver futhi ithunyelwe kuma-speakers angempela abekwe endaweni. Ifoni noma i-laptop kufanele ivuleke ngezansi kuma-channels amabili ngaphambi kokuba ikwazi ukudlala ngaso sonke isikhathi, futhi le-downmix ivame ukuba ne-soundless futhi i-flatter kune-stereo track e mastered njenge-stereo. Guqula uma indawo esiya kuyo i-headphones; gcina uma indawo esiya kuyo i-receiver. AC-3 yi-surround track ngayinye ye-AV receiver, DVD player ne-TV decodes ngokusemthethweni, ngakho-ke ihlala iyi-baseline yokusabalalisa.

Ingabe kukhulu kangakanani ukubukeka okulahlekile kuhele AC3?

Noma yini oyenzayo i-encoder yakuqala isinqume ukuyisusa, futhi ayikwazi ukubuyiselwa. AC3 icindezela ngokumodela lokho okungeke kuphawulwe yindlebe — umsindo ohlanzekile ohlala ngaphansi kwalawo anamandla, ukusakazeka ezindaweni eziphezulu zokulalela — futhi isuse ngokuqhubekayo. Ku-bitrate ephephile engeke ikwazi ukulizwa yinoma ngubani. Okungaba khona kubuyiselwa emuva, ngakho ukushintshana kufomethi engalahleki igcina isimo samanje ngaphandle kokubuyisela okungaphambilini. AC-3 yisandi esiningi esingenalutho, sivame u-5.1 ku-384 noma 448 kbps, nedatha yemeta yokuxoxa nokuhlanganiswa ngezansi.

Kungani konke okuvela kwidiski kuphuma njenge AC3?

Ngenxa yokuthi ifomu lediski lichaza lokhu. Ividiyo, umsindo kanye nokuzulazula ku-optical disk kwabekwa ngokujwayelekile ngale ngxenyekazi efanele ukuze umdlali osebenza kahle oqinile angayifaka ngaphandle kwesoftware. Noma yini ekhishwa ku-disk ngakho ifika kuyo, igcwele ngemigomo yesikhathi — ukuxhuma, amaphesenti anzima wobukhulu kanye nokuhlukaniswa kwefayela kufakwe. AC-3 yiDolby Digital, ifomu elijikelezayo elijwayelekile le-laserdisc, DVD, ATSC broadcast ne-cinema ekuqaleni kuka-1990.

Kungani ihele lami AC3 livela ngaphandle kwegama lesiqongo noma isithombe?

Ngenxa yokuthi ifomu alikho indawo efanele yokuzigcina. AC3 yacaciswa ngaso sonke isikhathi ngaso sonke isikhathi, ngaphandle kwendawo ejwayelekile yesihloko, i-album noma isithombe sokuzivikela, ngakho abadlali babuyela emuva ukukhombisa igama lefayela. Ukushintshana kufomethi ephawuliwe kwenza i-library ifinyeleleke — amathegi abhalwe ngesikhathi sokuguqulwa ngaphezu kokubuyiselwa, ngakho-ke cabanga ukugcwalisa noma yini engingakhombisi i-source. AC-3 ayisebenzi kahle ngokujwayelekile okusha futhi ayivunyelwe yiziphequluli, amafoni noma abadlali abaningi be-web ngaphandle kokuxhuma phezulu kwe-stereo.

Kungani i AC3 ikhona kumadiski amaningi nakwezinye izisakazo uma angizange ngiyikhethe?

Ngenxa yokuthi ilayisense ifakwe kwihardware hhayi ekhethiwe ngumlalela. Ifomethi yacaciswa njenge-audio edingekayo ye-optical disc ne-digital broadcast standards, ngakho wonke umdlali, umtholi kanye nebhokisi leset-top liyi-decoded iminyaka eminingana futhi imboni yezinto eziqukethwe i-encoded kuyo ngokuhambisana. Lo mqondo wokuthi kuhlale khona emishinini yegumbi lokuphumula ufana ngokugcwele nokungakholeki kwayo kuma-browsers nama-apps wefoni.

Ingabe ihele AC3 lingathwala i-5.1 surround mix?

Yebo - ifomu liphatha iziqhagamshelanisi ezingaphezu kwezingu-2 ngokufanele, ngakho-ke ukuhlanganisa okugqamile kugcina isakhiwo sesiqhingi saso ngaphandle kokucindezelwa kwe-stereo ngendlela efanele. Uma ukhuluma ngayo njenge-surround kuxhomekeka kukuphela kokuphela: umlayezo uzosusa wonke ama-channels, ifoni izocindezela phantsi ngesikhathi sokudlala ngaphandle kokukhathazeka. Ukushintshana ku-stereo-only format kwenza ukuthi ucindezelwe ngokuqhubekayo.

Ingabe kubaluleke ukuthi AC3 ingaphezu kweminyaka engu-30?

Ubudala bukhona akuyona inkinga - amafomethi amaningi onyaka akhona alungile, ngokucacile ngoba konke kudlule iminyaka eminingi ukuwafaka. Okubalulekile ukuthi unyaka uthathe isinqumo: amafayela amancane, amaprosesa aphansi, akukho nethiwekhi, futhi amakhono angeke afune umuntu. lapho amaphutha akhona, ifomu lilungile. lapho ayikho, lena yisizathu sokushintsha.

Ingabe i-AC3 ilahlekelwa noma ayilahlekelwanga?

AC3 ayilahleki — umsindo owufaka umbhalo ongezansi wuwo umsindo otholayo.

Yini okufanele ngiguqule i-AC3 ibe yiyo ukuze ngiyihlukanise?

Ukudlulisa i-imeyili kanye nokudlulisa imidiya yomphakathi, guqula i-AC3 ibe yi-MP3 — ukudlulisa okuphelele nobukhulu befayela elincane. Ukudlulisa okuphezulu-ukuzinikela nabangani besandi, guqula ube yi-FLAC noma i-WAV ukuze ugcine ukhwalithi yokuqala.