Chinja AV1 kuti WebM

Chinja Yako AV1 kuti WebM mafaira pasina simba

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*Mafaira adzimwa mushure memaawa makumi maviri nemana

Shandura mafaira anosvika 1 GB mahara, vashandisi vePro vanogona kushandura mafaira anosvika 100 GB; Nyorera izvozvi

Kuisa

Maitiro ekushandura AV1 kuti WebM

Danho 1: Isa yako AV1 mafaira uchishandisa bhatani riri pamusoro kana nekudhonza nekudonhedza.

Danho rechipiri: Dzvanya bhatani rekuti 'Convert' kuti utange kushandura.

Danho rechitatu: Dhawunirodha yako yakashandurwa WebM mafaira

AV1 kuti WebM Mibvunzo Inowanzo bvunzwa Nezvekuchinja

Ndinogona sei kushandura AV1 kuenda ku WebM pasina kudzokorora kurodha pasi kwevhidhiyo?

Kana AV1 uye WebM zvidimbu zviviri zvinogona kutakura iyo imwechete codec (H.264, H.265, VP9, AV1), mushanduri unodzokera ku remux: zvidimbu zvidiki zvinokodzera byte-by-byte mu WebM chidimbu uye chete wrapper ichange. Remux ye1 GB AV1 mu WebM inotanga mu 5-15 masekondi ne zero kuora kwemhando. AV1 i codec, kwete chivharo — the bitstream zvinofamba mukati MP4 kana WebM, akaviriswa ne Opus kana AAC audio. WebM isiri nyore kuisa: VP8 kana VP9 video (AV1 yapfuura) neVorbis kana Opus audio, uye hapana chimwe.

My AV1 ine akawanda maaudio tracks - ivo vese vanorarama mu WebM?

Hapana kuvimbika. AV1 inochengeta akawanda audio mapurojekiti sekutanga-class tracks, asi WebM kutamba rutsigiro mushure mekutanga track haina kuenderana, saka vazhinji vatambi vacharatidza chete mumwe. Choose the track you actually want before converting; the others are better extracted to their own files than left in a container that hides them. AV1 inopa 30% yakaderera kumanikidza kupfuura H.264 pamhando imwecheteyo uye haina mari yechikwereti, saka YouTube neNetflix vanoikurudzira. WebM isiri nyore kuisa chero kupi kunze kwebrowser – vanyori vemavhidhiyo, mafoni ane maganda uye Smart TVs vanoisiya pachena.

I WebM iri chivharo kana codec, uye kana ichichinja zvandinowanazve?

Ichi chinochinja zvatingatarisira kubva ku output file. Imwe pfungwa yechikonzero ichi ndechekuti, kana tichichinja, tichashandisa encoding sezviri nyore kupfuura wrapper, saka zvatichawana ndezvekuti, kana tichichinja, tichashandisa iyo bitstream mukati mechikonzero chinotibatsira—semuenzaniso, MP4 kana MKV. Kuwedzera kunotaura nezvechikonzero; codec ndiyo inosarudza saizi yechikonzero uye kuti ichatamba sei.

Inogona sei multi-track audio kuchinja kubva ku AV1 kuenda ku WebM?

Yeah — chero audio track mu AV1 (munyori wemashoko, dzimwe rurimi, descriptive audio) inochengetwa mu WebM kana chinangwa chemudziyo chinotsigira multi-stream audio. MKV neMOV zvinodzora maaudio tracks asina muganho; MP4 inotsigira akawanda asi mamwe mahardware maplayers anoona chete track 1; WebM inorambidzwa kune imwe Opus / Vorbis track. WebM isiri-yakajairika subset yeMatroska iyo Google yakaburitsa muna 2010 kuti iite HTML5 video seyemahara yekuchengetera.

Ndezvipi zvinyorwa zvemazita ezvinyorwa zvinochengetwa kana uchishandura AV1 kuenda ku WebM?

Soft subtitle (zvinhu zvinosarudzwa) zvinorarama kana WebM zvichigona kutakura iwo: MKV ine SRT, ASS, SSA, PGS, VobSub zvakananga; MP4 ine mov_text chete (yakavharwa fomati). Kushandura MKV ine ASS subs kune MP4 kunoita kuti zvive mov_text kana kuisa iwo. Hardsubs (yakavharwa muvhidhiyo) inoramba ichienda.

AV1 kusvika ku WebM inochengeta mapepa emabhuku / DVD-style navigation?

Chitsauko che metadata chinoshandura pakati pe AV1 ne WebM kana zvese zviwanikwa zvichitsigira chitsauko che atom (MKV, MP4, MOV). WebM inochengeta chitsauko muMatroska-inowirirana block, saka MKV <-> WebM chitsauko chinofamba-famba zvakanaka. AVI haina chitsauko che spec, saka kushandura AVI kuenda ku WebM kunogadzira faira risina chitsauko kana iwe usingawedzera mamarkers nemwoyo wako.

Chii nezve MKV zvinyorwa zvakaiswa (fonti, kuvhura) kana uchienda kubva ku AV1 kuenda ku WebM?

MKV ndiyo chete mainstream container iyo inochengeta zvakananga zvakaiswa mafaera (TTF fonts ye ASS subs, JPG cover art, fan-translated PDF inserts). Kubva ku AV1 kuenda ku WebM kunobvisa izvi zvakaiswa kana WebM hachisi MKV — elementary streams inoshandura, asi zvakaiswa payload zvinogara munzvimbo yekubva. Tenga AV1 se backup kana iwe uchida kuvimba nezvinyorwa zvakaiswa.

Ndeipi codec iyo WebM output inoshandisa seyakajairika?

Default codec inosarudza kusangana neWebM container zvakachengeteka: MKV defaults kune H.265 (HEVC) kune yakanakisa kumanikidza; MP4 defaults kune H.264 kune yakakura kwazvo chikuva rutsigiro; WebM defaults kune VP9; AVI inoshandisa MPEG-4 ASP (DivX / Xvid lineage). Kubvisa kuburikidza neyakakwira codec dropdown — AV1 iripo ye MKV / WebM uko iwe uchida kumanikidza kwepamusoro uye unogona kumirira nekunyora. WebM inotamba muwebhu browser yese yemazuva ano pasina plugin, pasina mari yechikwereti uye pasina patent exposure, izvo zvinoita kuti ive default yewebhu-yakaiswa video.

HDR (HDR10, Dolby Vision) inorarama sei kubva pa AV1 kusvika pa WebM?

HDR static metadata (HDR10 mastering kuratidzwa mitengo, max content light level) inoenda kusvika ku WebM kana zvese zvidimbu uye yakasarudzwa codec ichiita (HEVC, AV1 mu MKV / MP4). Dolby Vision isiri nyore - DV profile 5 / 7 / 8.1 mu AV1 inoramba ichirarama chete mu MKV neHEVC; kushandura kune WebM chidimbu chisina kutakura DV layer inoparadza HDR10.

Inogona sei iyo AV1 kusvika ku WebM converter kuchengetedza yakajairika framerate (VFR)?

MKV neWebM anonyora mazita enguva enguva uye anodzora VFR zvakananga, saka AV1 VFR inorarama mu WebM eaya mafomati pasina kudzokorora. MP4 inochengeta mazita enguvawo asi vamwe vatambi vanofunga CFR; mushanduri unopa "force CFR" toggle iyo inodzokorora VFR AV1 kusvika 24 / 30 / 60 fps WebM kune zvinonetsa zvinangwa.

Nei yangu WebM faira iri nani / hombe kupfuura AV1 mushure mekushandurwa?

Same-codec remux inogadzira saizi yakaenzana (container overhead inoenderana ne0.1-2%). Kuchinja kwecodec kunogona kuchinja saizi ne50% kana kupfuura: H.264 kuenda kuH.265 zvinotora hafu yefaera nemhando imwecheteyo yekuona; H.264 kuenda kuAV1 inotora hafu yefaerazve paslow preset.Kubva pa high-bitrate AV1 (Blu-ray rip) kuenda pa low-bitrate WebM (web upload) ndiyo yakanyanya kuitika chikonzero chekukwira kwakanyanya.

Iine AV1 kusvika ku WebM converter kudzora 4K / 8K / 60fps zvinhu?

Yeah kusvika ku 8K (7680x4320) pa Premium. Free tier inodzora 4K (3840x2160) kusvika ku 1 GB faira cap. Pure remuxes (imwe-codec passthrough) yepakati AV1 kuenda ku WebM inorambidzwa ne disk I/O, kwete CPU — 30 GB AV1 inorambidzwa kusvika ku WebM mukati meminitsi pasina kutariswa kwe resolution. Re-encodes scale with pixel count.

AV1

AV1 yakavhurika, yehumambo-yemahara vhidhiyo yekumanikidza fomati yakagadzirirwa kunyatsoita vhidhiyo kutenderera painternet. Inopa yakakwirira compression kunyatsoshanda pasina kukanganisa maitiro ekuona.