Guqula MP4 ukuba AV1

Guqula Eyakho MP4 ukuba AV1 uxwebhu

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Indlela yokuguqula MP4 ukuba AV1

Inyathelo 1: Layisha eyakho MP4 iifayile usebenzisa iqhosha elingasentla okanye ngokutsala nokuwisa.

Inyathelo lesi-2: Cofa iqhosha elithi 'Guqula' ukuze uqalise ukuguqula.

Inyathelo lesi-3: Khuphela i-converted yakho AV1 iifayile

MP4 ukuba AV1 Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni eyenza i-MP4 ukuya kwi-AV1 iguquli?

Iguqula i-MP4 video ibe yi-AV1 container. Ugqibo, umyinge we-frame, kunye ne-aspect ratio zigcinwa ngokumiselweyo — ziluncedo xa ufuna ifomati eyahlukileyo yomdlali omiselweyo ngaphandle kokulahleka komgangatho.

Ingaba isigqibo kunye nesantya se-frame ziya kugcinwa kwi-AV1?

Ewe. MP4 → AV1 igcina isisombululo, umyinge wesakhelo, kunye ne-aspect ratio ingatshintshwanga ngokumiselweyo. Ukuzitshintsha, sebenzisa isixhobo Sokutshintsha ubungakanani okanye Isantya kwimiphumo.

Ingaba ukuguqulwa kwe-MP4 ukuya kwi-AV1 kunokuphinda kuphindeke?

Ungaguqula i-AV1 kwakhona kwi-MP4 kule ndawo. Ukuba nayiphi na ifomati ebandakanyiweyo ilahlekile, i-round-trip ayizukuba yi-bit-perfect nakuba ibonakalayo okanye icacile.

Ingaba i-AV1 eguqulweyo izakuba nobungakanani obuhlukileyo kune-MP4?

Ii-codecs zexesha elidlulileyo zicinezela kakuhle, ngoko ke i-AV1 evela kwi-MP4 ekhoyo ngoku incinci nge-30-60% kwinqanaba elifanayo lomgangatho. Ukuguqulwa kwindlela ephikisanayo kungakhula ifayili.

Ingaba AV1 ifanele i targetwe kwividiyo kwiphepha le-web?

Iphepha elilawulayo, ewe. AV1 yakhiwa ngokuchanekileyo kulo msebenzi - idlala umgca kwimboniselo yokukhangela ekhoyo ngaphandle koplugin, akukho xabiso lelayisensi kunye nokungabonakali kwepateni, oko kukuthi, iguqulwe kukungagqibekanga kwevidiyo efakwe ngaphakathi kunye nokungasemva. Ecaleni kwemboniselo yokukhangela ikhetho elibuthathaka: udweliso lwenkqubo lokuhlela, iileta zefowuni kunye netelevisi ziyi ignore kakhulu, ngoko ke ifomu yonikezelo kunokuba igcinwe. Gcina umphathi kwinto enye kwaye ushicilele oku. AV1 ibonelela nge-30% yoxinzelelo olungcono kune-H.264 kwinqanaba elifanayo lomgangatho kwaye ayikho iindleko zelayisensi, oko kukuthi, iYouTube ne-Netflix iqhuba.

Ingaba i AV1 igcina ngaphezulu kwengoma enye yesandi?

Ewe, kwaye yimpumelelo epheleleyo ngaphezulu kwe MP4. AV1 iphatha yonke imijelo yesandi njengendlela yohlobo lokuqala, ngoko udidi lwesivakalisi, i-dub kunye nomlawuli wengxelo ingaphila kwifayile enye nomdlali otshintshela phakathi kwabo kwisicelo.

Ingaba AV1 ixhasa abaphawuli besiqulathi seefayili aba MP4 abazange bakwenze?

Iyenza. AV1 igcina izihloko njenge metadata yomgqomo, ngoko ushicilelo olude lunokuqhuba ngecandelo endaweni yokucoca ibar yokuqhubekeka. MP4 ayinanto yokubeka loo lwazi, ngoko ukuba umcebo uthunyelwe ngoluhlu lwesihloko yayikwifayile ye sidecar - isandla esikwi- converter kwaye ibhalwe kwi AV1.

Ingaba i AV1 iyaqhubeka idlala ngokulula kwifowuni okanye kwiTV?

Ingaba ayikwazi. MP4 ikhowudiwe yisilicon ekhethekileyo kwifowuni, itablethi kunye neTV, nto leyo eyenza ukuba idlala ngaphandle kokutyibilika kwebhetri. AV1 ihlala ibuyela umva kwisoftware yokukhowudi kwihardware efanayo - ubunzima be CPU obuphezulu, isixhobo esishushu, kunye neeframes ezikhuphekayo kwi4K yezinto. Kwisixhobo esithe nkqo, MP4 yindawo ekhuselekileyo yokugcinwa. Ukukhowuda kwe-AV1 kukhawuleza, kwaye izixhobo zokuqokelela ikhowudi zavela kuphela kwifowuni kunye neTV ukusukela ngo-2020 ukuya phambili - iizixhobo ezidala zibuyela kwisoftware efuna amandla yokuqokelela ikhowudi.

Ingaba AV1 isiqwenga okanye i-codec, kwaye ngaba itshintsha into endiyifumanayo kwakhona?

Itshintsha into elindelekeyo kwifayile yemveliso. Icala elinye loguqulelo libiza ukukhowuda kunokuba ujikeleziso, ngoko oko kubuyela umva kukujikelezo lweebit ngaphakathi komgquba olungeleyo - ngokuqhelekileyo MP4 okanye MKV. Ulwandiso lubonisa umgquba; i codec yiyo eyaziyo ubungakanani befayile kwaye apho izakudlalwa khona. I-MP4 eninzi eluhlaza yi-H.264 yevidiyo enesandi se-AAC; isiqulathi sigcina ngokusemthethweni i-HEVC, i-AV1 ne-VP9. AV1 yi-codec, hayi isiqulathi-zifayili — i-bitstream ihamba ngaphakathi kwe-MP4 okanye i-WebM, idityaniswe ne-Opus okanye i-AAC yesandi.

Ingaba kukho umda wobungakanani befayili xa uguqula i-MP4 ibe yi-AV1?

Ulayisho phezulu olungaziwayo luphelelwe lixesha ngokumiselweyo; i-akhawunti ebhalisiweyo ekhululekileyo ifumana umda ophezulu, kwaye i-akhawunti ye-Pro ayinalo umda wefayili nganye. Inkumbulo yesikhangeli sihlala siyimfuneko yothintelo ixesha elide phambi kokuba umda wethu we-server-side uqale.

Ndingaguqula iifayili ezininzi ze-MP4 zibe yi-AV1 ngaxeshanye?

Ewe. Nqumle okanye ukhethe iifayile ezininzi ze MP4 kwifayili enye yokulayisha - umguquli uqhubekeka nazo ngokuthe tye kwaye ubuyisele i-ZIP yeziphumo ze AV1. Akukho mfuneko yokuphinda uqhubekeke inkqubo yefayili nganye.

Ithini into eyenza ukuba i-MP4 yam ifile iguqulwe?

Iifayili ezilayishwe phezulu kunye ne-AV1 iimveliso zicinywa ngokuzenzekelayo emva kwefestile efutshane yokugcina. Asiyi kujonga, sizonwabele, okanye siqeqeshe kwiifayili zomsebenzisi. Ikhonkco lokulayisha ezantsi ngokuthe ngqo limiselwe ixesha kwaye lidityaniswe kwintlanganiso yakho.