Kusintha AV1 ku WebM

Sinthani Yanu AV1 ku WebM mafayilo mosavuta

Sankhani mafayilo anu

*Mafayilo achotsedwa patatha maola 24

Kusintha owona ufulu, Pro ogwiritsa angakonzekere zambiri zochuluka owona; Kulembetsa Tsopano

Kukweza

Momwe mungasinthire AV1 ku WebM

Gawo 1: Kwezani yanu AV1 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 WebM mafayilo

AV1 ku WebM Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingatani kuti ndibwezeretse AV1 ku WebM popanda kuwononga mtundu wa kanema?

Ikani fayilo yanu ya AV1 ndipo wosintha amayendetsa CRF-based re-encode yoyang'anira kutulutsa kwa WebM (CRF 18 mosalekeza, matanthauzo ochepa = fayilo yayikulu / yapamwamba). Codec imasankhidwa kuti igwirizane ndi WebM - H.264 kwa MP4 yokhala ndi kutalika, H.265 kwa MKV yokhala ndi kukula, VP9 kwa WebM, AV1 kwa ma pipelines atsopano. AV1 ndi codec, si kontena - bitstream nthawi zambiri amayenda m'ma MP4 kapena WebM, kugwirizana ndi Opus kapena AAC audio. WebM ndi mwanzeru m'mbali: VP8 kapena VP9 kanema (AV1 zaposachedwapa) ndi Vorbis kapena Opus audio, ndi chilichonse chinachake.

My AV1 ili ndi maudindo ambiri - kodi onse amapita ku WebM?

Sizotsimikizika. AV1 imasunga ma audio ambiri monga ma tracks achiwiri, koma WebM kusewera kuthandizira pambuyo pa gawo loyamba ndilopanda malire, kotero ambiri osewera adzawonetsa imodzi. Sankhani gawo lomwe mukufuna poyamba; ena amaphunzitsidwa bwino ku mafayilo awo oyambirira kuposa kuchoka m'chipinda chokhala ndi ma CD omwe amawateteza. AV1 amabweretsa pafupifupi 30% yabwino kusamvana kuposa H.264 pa ubwino wofanana ndi kunyamula palibe ndalama latsopano, chifukwa chake YouTube ndi Netflix kunyamula izo. WebM ndi woipa fit kulikonse kunja kwa browser - video olemba, foni's native galleries ndi Smart TVs kwambiri ku ignore izo.

Kodi WebM 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 video yomwe WebM imagwiritsa ntchito?

Izi zimadalira bokosi la WebM. MP4 imasinthidwa ku H.264 kuti ithandizire kusewera kwa mafoni, mawebusayiti ndi Smart TV. MKV imasinthidwa ku H.265 / HEVC kwa pafupifupi theka la kukula kwa fayilo pazomwe zimafanana. WebM imasinthidwa ku VP9. Zosankha zazikulu zimawonetsera kusankhidwa kwa codec ngati mukufuna kuchotsa. WebM ndi chigawo cholimba cha Matroska chomwe Google chidatulutsa mu 2010 pofuna kupatsa HTML5 kanema chidebe chopanda royalty.

Kodi nyimbo yanga ya audio idzapulumuka ku AV1 kupita ku WebM?

Ndiko. Ngati AV1 ndi WebM amagawana codec ya audio (mwachitsanzo, onse amagwiritsa ntchito AAC), audio imasinthidwanso popanda kusinthidwanso - bit-identical. Ngati codecs amasiyana, audio imasinthidwa kukhala AAC / Opus / Vorbis malinga ndi zomwe WebM zimathandizira. Audio yokhala ndi ma track ambiri (mawu owonjezera, mabungwe) amasungidwa.

Kodi ndingapeze bwanji chiwonetsero chazithunzi chakale posintha AV1 ku WebM?

Mwa default yes - 24fps AV1 imakhala 24fps mu WebM; 60fps AV1 imakhala 60fps. Ngati mukufuna kusintha mtengo (mwachitsanzo, interlaced 29.97 → progressive 30, kapena 60 → 30 kwa kutsitsa), mfundo ya framerate imayendetsa 3: 2 pulldown, deinterlacing, ndi frame-blending mu gawo limodzi lokha la encoding.

Kodi kukula kwa fayilo isintha bwanji kuchokera ku AV1 kupita ku WebM?

Same-codec re-mux (AV1 H.264 → WebM H.264 just changing container): nearly identical size. Codec change can swing dramatically: H.264 → H.265 typically halves the file at the same visual quality; VP9 is roughly comparable; AV1 cuts another 20-30% but is slower to encode.

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

MP4 / H.264 imasewera mwachilengedwe pazinthu zonse zamakono. MOV / H.264 imasewera pazinthu za Apple ndi ma TV ambiri koma si nthawi zonse pa Android oyambirira. MKV iyenera VLC pa iOS. WebM ndi browser-first. Zosankha zopitilira muyeso zimaphatikizapo "kugwirizana kwa chipangizo" choyamba chomwe chimasankha chotetezeka WebM codec / chidebe chazolinga zanu. WebM amasewera natively mu aliyense wamakono browser ndi palibe plugin, palibe chilolezo ndalama ndi palibe patent kuwonekera, zomwe zimapangitsa kuti default kwa web-embedded kanema.

Kodi ndi nthawi yayitali bwanji kuti musinthe kanema wa 1-hour AV1 kuti WebM?

Kusinthanso kwa codec yomweyo ndi nthawi ya 30 mpaka 60 kwa fayilo ya 1-hour. Kodi yokhala ndi codec yokhala ndi codec imagwira ntchito panthawi ya 0.3-0.7x yokhala ndi GPU, kotero 1-hour AV1 → WebM imatha m'maola 18-40 malinga ndi resolution ndi codec yofunikira.

Kodi ndi chiyani chofunikira kwambiri chothandizira kwa AV1 mpaka WebM?

Kuyambira 8K (7680 × 4320) pazosankha za Premium. Zosintha zaulere zimatha ku 4K (3840 × 2160) pogwiritsa ntchito kukula kwa fayilo. HDR metadata (HDR10, HDR10 +, Dolby Vision pamenepo) imatha kuchitika pomwe ma containers a AV1 ndi WebM amathandizira.

Kodi kanema wanga AV1 ndi wapadera posintha ku WebM?

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

Kodi ndingagwiritse ntchito, kuchotsa kapena kuzungulira nthawi ya AV1 mpaka WebM yosinthira?

Sichingakhale panjira yomweyo - kugwiritsa ntchito / video-trim / kapena / video-cutter / kuti muchepetse koyamba, kenako yambitsani kusinthika kwa AV1 → WebM. Kusinthanitsa ndi kusintha kwa chaining ndi kosavuta kuposa kubwezeretsa komaliza kwa AV1 kuti muchepetse zithunzi zosagwiritsa ntchito.

AV1

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