MKV → AV1

Sinthani Yanu MKV ku AV1 mafayilo mosavuta

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Kukweza

Momwe mungasinthire MKV ku AV1

Gawo 1: Kwezani yanu MKV mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa AV1 mafayilo

MKV ku AV1 Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji MKV kupita ku AV1 popanda kuwononga mtundu wa kanema?

Ikani fayilo yanu ya MKV ndipo wosinthira amayendetsa CRF-based re-encode yoyang'anira kutulutsa kwa AV1 (CRF 18 mosalekeza, matanthauzo ochepa = fayilo yayikulu / yapamwamba). Codec imasankhidwa kuti igwirizane ndi AV1 kontena - H.264 kwa MP4 yokhala ndi kukula kwakukulu, H.265 kwa MKV yokhala ndi kukula kwakukulu, VP9 kwa WebM, AV1 kwa ma pipelines atsopano. MKV ndi codec-agnostic: H.264, HEVC, VP9 ndi AV1 kanema kulowa bwino mbali AAC, FLAC, Opus, DTS kapena Dolby Audio mu imodzi wapamwamba. AV1 ndi codec, si kontena - bitstream nthawi zambiri amayenda m'ma MP4 kapena WebM, kugwirizana ndi Opus kapena AAC audio.

Kodi AV1 idzasewera mu browser pamene MKV siyidzachita?

Ndikofunika, ndipo nthawi zambiri ndichifukwa cha kusintha. A MKV wophatikizidwa mu tsamba la webusaiti amasonyeza wosewera wowonongeka kapena kutsitsa, chifukwa masamba a browsers samapereka decoder kwa iye. AV1 amasewera m'masamba mwanjira ya HTML5 video element popanda plugin ndi pulogalamu yakunja. AV1 amabweretsa pafupifupi 30% yabwino kusamvana kuposa H.264 pa ubwino wofanana ndi kunyamula palibe ndalama latsopano, chifukwa chake YouTube ndi Netflix kunyamula izo.

Kodi AV1 ndi chonyamula kapena codec, ndipo kodi izi zimasintha zomwe ndimapeza?

Izi amasintha zimene kuyembekezera kuchokera kutuluka wapamwamba. Mmodzi wa mbali ya izi kusintha dzina encoding kuposa wrapper, kotero zimene zimabweranso ndi kuti bitstream m'matumba ameneyo amafuna bwino — nthawi zambiri MP4 kapena MKV. Kuwonjezeka kusonyeza m'matumba; codec ndi zimene inali kuika kukula kwa fayilo ndi kumene izo adzasewera.

Kodi ndi codec iti ya kanema yomwe AV1 imagwiritsa ntchito?

Izi zimadalira pa AV1 kontena. MP4 defaults kuti H.264 kwa kusewera kwamphamvu kwambiri pafoni, masamba, ndi Smart TVs. MKV defaults kuti H.265 / HEVC kwa pafupifupi theka la kukula kwa fayilo pa quality yofanana. WebM defaults kuti VP9. Zosankha zazikulu zimasonyeza kusankha kodek ngati mukufuna kuchotsa. AV1 ndi royalty-free video codec Alliance for Open Media anatulutsa mu 2018 monga wotsatira wa VP9.

Kodi nyimbo yanga ya audio idzapulumuka kusinthidwa kwa MKV kupita ku AV1?

Ndiko. Ngati MKV ndi AV1 amagwiritsa ntchito codec ya audio (mwachitsanzo, onse amagwiritsa ntchito AAC), audio imasinthidwanso popanda kusinthidwanso - bit-identical. Ngati codecs ndi osiyana, audio imasinthidwanso kukhala AAC / Opus / Vorbis malinga ndi zomwe AV1 zimathandizira. Audio yokhala ndi ma track ambiri (mawu ofotokoza, mabungwe osiyanasiyana) imasungidwa.

Kodi ndingapeze bwanji mitengo yazithunzi yoyamba pamene ndisintha MKV kupita ku AV1?

Mwa default yeah - 24fps MKV imakhala 24fps mu AV1; 60fps MKV imakhala 60fps. Ngati mukufuna kusintha kuchuluka (mwachitsanzo, kulumikizana 29.97 → kupitilira 30, kapena 60 → 30 kwa kutsitsa), kusankha kwa framerate kumatha kuwongolera 3: 2 kutsitsa, kuchotsa, ndi kuphatikizira ma frame mu gawo limodzi lokha la encoding.

Kodi kukula kwa fayilo idzasintha bwanji kuchokera ku MKV kupita ku AV1?

Kodikodi yofananayo imasintha (MKV H.264 → AV1 H.264 yomwe isintha kontena): kukula kwake kuli pafupifupi chimodzimodzi. Kusintha kwa codec kungayambitse kusinthika kwambiri: H.264 → H.265 nthawi zambiri kumadula fayiloyo panthawi yomweyo; VP9 ndi yofanana; AV1 imadula 20-30% koma ndi yocheperako.

Kodi fayilo ya AV1 idzasewera pa iPhone, Android, ndi Smart TVs?

MP4 / H.264 imasewera mosalekeza pazogwiritsa ntchito zonse zamakono. MOV / H.264 imasewera pazogwiritsa ntchito za Apple ndi ma TV ambiri koma si nthawi zonse pa Android oyambirira. MKV iyenera VLC pa iOS. WebM ndi msakatuli woyamba. Zosankha zopitilira muyeso zimaphatikizapo "kugwirizana kwa chipangizo" choyamba chomwe chimasankha chotetezeka kwambiri AV1 codec / chidebe chazofunikira zanu. Kodi AV1 ndi yochepa, ndipo decoders ya hardware idawonekera pafoni ndi TV kuyambira 2020 mpaka pano - zida zakale zimabwerera ku decoding ya software yokhala ndi mphamvu.

Kodi ndi nthawi yayitali bwanji kusinthira kanema wa 1-hour MKV kuti AV1?

Kusintha kwa codec yomweyo ndi nthawi ya 30 mpaka 60 kwa fayilo ya 1-hour. Kodidi yokhala ndi codec imagwira ntchito panthawi ya 0.3-0.7x yochokera pa GPU yathu, kotero kuti 1-hour MKV → AV1 imatha m'maola 18-40 malinga ndi resolution ndi codec yoyenera.

Kodi ndi chiyani chokwanira chothandizira kwa MKV mpaka AV1?

Kufika pa 8K (7680 × 4320) pa maphunziro a Premium. Kusintha kwaulere kumatha ku 4K (3840 × 2160) pogwiritsa ntchito kukula kwa fayilo. HDR metadata (HDR10, HDR10 +, Dolby Vision pamene pali) imatha kuchitika pomwe ma containers a MKV ndi AV1 amathandizira.

Kodi MKV kanema wanga ndi wapadera pamene akusintha kukhala AV1?

Yai. Uploaded video owona ndi kuchitidwa mu ogwira ntchito osiyana, nthawi zonse anaona ndi munthu, nthawi zonse indexed, ndi kuchotsa m'maola angapo ya kumaliza. retention zenera ndi zolemba pa / privacy / ndi ife kufalitsa palibe maphunziro corpus kuchokera kutsitsa wosuta.

Kodi ndingagwiritse ntchito, kuchotsa, kapena kuzungulira nthawi ya MKV kupita ku AV1?

Sichingakhale panjira yomweyo - kugwiritsa ntchito / video-trim / kapena / video-cutter / kuti muchepetse koyamba, kenako kuyendetsa kusinthidwa kwa MKV → AV1. Kusinthanitsa ndi kusinthidwa ndi kosavuta kuposa kubwezeretsa komaliza kwa MKV kuti muchepetse zithunzi zosagwiritsa ntchito.

MKV

MKV (Matroska) imatha kusunga makanema, mawu, ndi ma subtitle tracks opanda malire mufayilo imodzi, yoyenera makanema.

AV1

AV1 ndi mawonekedwe otseguka, opanda malipiro a kanema opangidwa kuti aziyenda bwino pa intaneti. Amapereka mphamvu yopondereza kwambiri popanda kusokoneza mawonekedwe.