AVI → M4V

Sinthani Yanu AVI ku M4V mafayilo mosavuta

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Kukweza

Momwe mungasinthire AVI ku M4V

Gawo 1: Kwezani yanu AVI 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 M4V mafayilo

AVI ku M4V Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji AVI ku M4V popanda kuwonongeka kwabwino?

Ikani fayilo yanu ya AVI ndipo wosintha amagwiritsa ntchito CRF-based re-encode yoyang'anira kutulutsa kwa M4V (CRF 18 kwa H.264 / H.265, CRF 30 kwa VP9 / AV1 ndi zofanana). WebM imagwiritsa ntchito VP9; MP4 imagwiritsa ntchito H.264 kuti ithandizire kusewera.

Kodi kodiketi iti yomwe M4V imagwiritsa ntchito mwalamulo?

Codec imatsatira katundu wa M4V. M4V = WebM imasankha VP9 (kapena AV1 ngati mwasankha ~30% ya mafayilo ang'onoang'ono); M4V = MP4 imasankha H.264; M4V = MKV imasankha H.265. Zosankha zowonjezera zimakulola kuti musinthe codec mosiyana ndi katundu.

Kodi nyimbo yanga ya audio idzapulumuka kusinthidwa kwa AVI kupita ku M4V?

Ndiyo — mawu amasinthidwanso pamene maziko ndi malo osankhidwa amagwiritsa ntchito codec (mwachitsanzo, AAC m'ma MP4 ndi MKV) kapena amasinthidwanso kukhala codec yogwirizana ndi M4V-container (Opus / Vorbis m'ma WebM, AAC m'ma MP4). Mauthenga ambiri amasungidwa pamene M4V amathandizira.

Kodi ndingapeze bwanji mitengo yazithunzi yoyamba pamene ndisintha AVI kupita ku M4V?

Mwa default, mitengo ya frame siyisintha (AVI 24 fps imakhala 24 fps mu M4V; 60 fps imakhala 60 fps). Kwa masamba ophatikizidwa timachotsa mitengo yophatikizidwa ndi kusankha mitengo yowonjezereka; mungathe kuletsa mitengo yophatikizidwa yosankhidwa (mwachitsanzo, 30 fps kwa masamba ophatikizidwa) m'masankho osinthika.

Kodi pali kusinthana kwa kukula kwa fayilo pakati pa AVI ndi M4V?

Kodico re-muxes (mwachitsanzo AVI → M4V komwe onse angagwiritse ntchito H.264) amapanga kukula kwakukulu. Zosintha za Codec zingathe kusinthidwa mosayembekezereka: H.264 → VP9 / AV1 zimadula fayilo ya 30-50% pazomwe zilipo; H.264 → H.265 imathamanga; VP9 → H.264 imakula.

Kodi fayilo ya M4V idzasewera pazosakatula ndi pa zida za m'manja?

WebM (VP9 / VP8) amasewera mwachilengedwe mu Chrome, Firefox, Edge, ndi Safari 14 +. MP4 / H.264 amasewera kulikonse - masamba a desktop, iOS, Android, Smart TV. MKV amafuna VLC pa iOS.

Kodi ndi nthawi yayitali bwanji kuti musinthe fayilo ya 1-hour AVI kuti M4V?

Kodi yamtunduwu: pansi pa mphindi (sinali kulowanso). Kodi yamtundu wina: nthawi zambiri 0.3-0.7 × nthawi yoyambira pa chingwe chathu, choncho 1-hour AVI → M4V imatha m'maola 18-40. AV1 ndi yofulumira kwambiri; VP9 ndi H.265 ndi pakati; H.264 ndi yofulumira kwambiri.

Kodi ndi chiyani chokwanira chothandizira kwa AVI mpaka M4V?

Kufika pa 8K (7680 × 4320) pa Premium. Ogwiritsa ntchito aulere ali ndi 4K (3840 × 2160) pamalingaliro a fayilo. Metadata ya HDR (HDR10, Dolby Vision) imasungidwa pomwe AVI ndi M4V zinyalala zimathandizira; kujambula kwa tone ku SDR kumaperekedwa pamene M4V sikungatenge HDR.

Kodi AVI kanema wanga ndi wapadera pamene akukonzekera?

Ndikoyenera – mavidiyo omwe amatulutsidwa amathetsedwa m’maola ochepa pambuyo pa kumaliza. Tisamawone, sitisunga, sitisunga kapena sitigawana zinthu.

Kodi ndingagwiritse ntchito kapena kuchotsa nthawi ya AVI kupita ku M4V?

Sichingakhale panthawi yomweyo - kugwiritsa ntchito / trim-video / kapena / resize-video / kuti muchepetse ndi kuchotsa AVI koyamba, kenako kutsatira njira ya AVI → M4V. Kuchita nawo m'magulu ndi kosavuta kuposa kubwezeretsa fayilo yonse kuti muchepetse masekondi.

N'chifukwa chiyani fayilo ya M4V ndi yosawoneka bwino kapena yosawoneka bwino poyerekeza ndi AVI yochokera?

Kusintha kwa bitrate yayikulu AVI kukhala bitrate yayikulu M4V pa CRF yosinthidwa imachepetsa kwambiri pazithunzi zosagwira ntchito. Sungani CRF ku 16-18 (H.264) kapena 24-28 (VP9 / AV1) kapena khazikitsani bitrate yofunikira yofunikira ndikuchitanso kuti mubwezeretse mtundu.

Kodi wosintha AVI kupita ku M4V amathandizira ma subtitle?

Ndiyo — ma subtitle ophatikizidwa (mov_text mu MP4, SRT/ASS m'ma MKV, WebVTT mu WebM) amasungapo pamene AVI ndi M4V ma kontena amawathandizira. Ma subtitle ophatikizidwa (hardsub) amasinthidwa mwamsanga chifukwa ndi gawo la video frame.