AV1 Isiguquli

Guqula AV1 ukuya nokubuya kwiifomathi ezahlukeneyo

Malunga AV1

AV1 yi-codec yevidiyo engenamda efika kwiifayili ezincinci kune-H.264 ngomgangatho ofanayo, ngexabiso lokucoda okucothayo.

Iindlela Ezisetyenziswa Ngazo Eziqhelekileyo

Modern web video
High-efficiency streaming
Next-gen video

AV1 Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni ifayili AV1?

AV1 (AOMedia Video 1) is a modern royalty-free video codec with excellent compression.

Ingaba i-AV1 yi-codec okanye ifomati yefayili?

I-codec, leyo yisizathu sokuba impendulo ye "uyenza njani ndivule" ayizukuba yiyo ngqo. AV1 ichaza indlela umfanekiso ocinezelweyo ngayo; ayithethi nto malunga nendlela le bitstream igcinwa ngayo kwi diski, kwaye ifuna isiqulathi esijikelezayo phambi kokuba umdlali ayicofe. Iifayile ezilabelwe AV1 kwimisebenzi ziyi-bitstream ngaphakathi kwee-wrapper eziqhelekileyo, kwaye uguqulelo luthetha utshintsho lwe-wrapper, i-codec, okanye zombini. AV1 yi-codec yevidiyo engenamda we-royalty i-Alliance for Open Media ekhutshwe ngo-2018 njengento elandelayo kwi-VP9.

Kutheni i-web inikezelwa njenge AV1?

Kuba yakhiwa ngokuchanekileyo kulo msebenzi: iifayile ezincinci, iqala ngokukhawuleza, akukho plugin kwaye akukho layisensi yokukhathazeka ngayo. Oku kwenza ukuba igqibelele ekunikezeleni kwaye ingaphawulwanga nantoni na enye - iisixhobo zokuhlela, ii galleries zefowuni kunye neesixhobo ezidala zihlala ziyihoyi. Ukuguqula kwifomati yomsebenzi oqhelekileyo yenza ukuba imixholo elayishwe ezantsi isebenziseke ngaphandle kwe web. AV1 ibonelela nge-30% yoxinzelelo olungcono kune-H.264 kwinqanaba elifanayo lomgangatho kwaye ayikho iindleko zelayisensi, nto leyo eyenza ukuba iYouTube ne-Netflix iqhubele phambili.

Ndingadlala i AV1 kwi-tab yesikhangeli ngaphandle kokufakela nantoni na?

Ewe - AV1 yenye yezona zininzi zefomati zevidiyo ezisebenzisa ikhowudi yendawo, ngoko ukurhoxisa ifayile kwi tab okanye ukudibanisa kwiphepha lisebenza kwi desktop kunye nefowuni ephathekayo. Oku kwenza ukuba kube lukhetho olufanelekileyo lwento ekufuneka idlala kwilayini kwiphepha le web, kwaye yisizathu sokuguqula kolu hlobo luyakuba lugqibo olukhawulezayo lwe "ividiyo ayizukudlala kwiwebhusayithi yam".

Kutheni u AV1 udlala ngokuchaseneyo okanye uqhuba ngokushushu kumamatshini adala?

Kuba ikhowudi iguqulwa kwinkqubo yekhompyutha. Izixhobo zokufaka ikhowudi zevidiyo ziquka kuphela uluhlu oluqinileyo lweefomati, kwaye AV1 ingaphandle kwayo kwizixhobo ezininzi, ngoko ke iframe nganye ibuyiselwa kwakhona yi-CPU endaweni yayo. Kwidesktop yangoku elahlekile; kwifowuni, ilaptop edala okanye i-smart TV ibonisa njengee-frames ezilahlekileyo, intshukumo ye-fan kunye nokutshaya kwebhetri. Ukuguqula kwifomati exhaswe yi-hardware isusa ingxaki ngokupheleleyo. AV1 yi-codec, hayi isiqulathi-zifayili — i-bitstream ihamba ngaphakathi kwe-MP4 okanye i-WebM, idityaniswe ne-Opus okanye i-AAC yesandi.

Ingaba izihloko ezingaphantsi ngaphakathi kwe AV1 zikhethwa, okanye zitshiswe kumfanekiso?

Iyakhethwa, ukuba yafakwa kakuhle. AV1 ithatha izihloko zesiphelo njengemijelo yabo ekhethekileyo ecaleni kwevidiyo, ngoko umbonisi angatshintsha ulwimi, ayenze isebenze, okanye ayenze kwakhona kumdlali oxhasayo. Izihloko zesiphelo ezitywiniweyo zikwakhona — ziyi-pixels kuphela kwisakhelo — kodwa zihlala zikhona, kwaye akukho nto ibangela ukuba ukhethe xa isiqulatho sixhasa into eyiyo.

Ingaba i AV1 itsha kakhulu ukuba ixhaswe ngokubanzi?

Uncedo lwenkqubo yekhompyutha lwafika ngokukhawuleza; uncedo lwezixhobo zekhompyutha luza kuphela neesixhobo ezintsha, kwaye ifowuni, itelevisi okanye umdlali phambi kwakho ungasoloko ungaphambili. apho ixhaswe khona ingcono kakhulu kunefomati eyenza indawo, ngenxa yoko ixabiso lokuguqula kwi nikezelo kwaye ixabiso lokuguqula ngaphandle kokulungelelanisa.

Ingaba ifayili enye AV1 igcina iingoma ezininzi zesandi?

Ewe - udidi lwesivakalisi, i-dub neengcamango zonke zingahlala kwifayile efanayo nomdlali otshintshela phakathi kwabo. Izilumkiso ezimbini: ifowuni ezininzi kunye nabadlali betelevisi babonisa kuphela umculo wokuqala kodwa abaninzi bakhona, noguqulelo kwifomati ngaphandle koxhaso oluninzi lwesivakalisi sigcina umculo omnye kwaye sikhupha okunye. Khetha umculo ofuna phambi kokuguqula, kunokuba ufunde emva kokuba omnye uphile.

Ingaba i AV1 igcina abaphawuli besithuba?

Iyenza - iinkcazelo ziphila kwi metadata yomgcini, ngoko ushicilelo olude lunokuhanjiswa ngecandelo endaweni yokurhoxisa ibar yokuqhubekeka. Zihlala zijikeleza kwakhona kwifomati enye eyaziyo iinkcazelo kwaye zilahliwe, ngokucothayo, yinye engenakho ukubeka. Ukuba iinkcazelo zibalulekile, oku kufanelekile ukukhangela phambi kokuba ukhethe ifomati yemveliso endaweni ye emva.

Ubani olawula ifomati AV1?

Akukho namnye, kwindlela ebalulekileyo: iimfuno ezikhankanyweyo ziza kufumaneka, ukusetyenziswa kukhululekile ukubhalela, kwaye akukho nkampani ingatshintsha iimeko kamva. Le nto ibangela ukuba ivele kwizixhobo ezivulekileyo kunye nemithetho yokugcina, apho ifomati elawulwa ngumboneleli omnye ingozi. Urhwebo luxhaso lorhwebo - luhlala lufomati eneemfuno ezikhankanyweyo ezilungileyo kunye nesixhobo esihambelanayo esilungeleyo.

Ndingayinika kwakhona igama elipheleleyo lesiqendu endaweni yokuguqula i AV1?

Akukho nanye, kwaye ifanele ukuqonda kutheni: unikezelo luphawu, ngelixa i bytes ngaphakathi zidityaniswe kwifomati ekhethekileyo. Ukuphinda ubize ifayile ivelisa ifayile igama layo lithembisa into imixholo yayo ayinikezeli, kwaye nantoni na evula ifayile okanye ilahlekile ifayile okanye ifunda ngokungachanekanga. Ukuphela kwendlela efutshane kuhlobo olubini oluyinyani ibhokisi efanayo phantsi kwegama elahlukileyo - kwaye nalapho ukuphinda ubhale ngokuchanekileyo kukhuselekile kunegama elahlukileyo.

Ndingaguqula isiqulathi seefayili esipheleleyo se AV1 iifayili ngenye indlela?

Nge akhawunti, ewe - shiya ngaphaya kunye kwaye zifolwa njengemisebenzi enye endaweni yokuphathwa enye ngexesha, ngemimiselo efanayo esetyenziswa kwiqela kunye neziphumo ezibuyiselweyo kunye. Uguqulelo oluzenzekelayo luqhuba ifayile enye ngexesha (izixhobo zokudibanisa zithatha ezimbini); inkqubo ehlawulweyo ivula uqhubekeko lweqela kunye nobukhulu befayile nganye umda, owenza uguqulelo lwefayile yonke yovimba isebenziseke.