2Sankhani mmene zovuta kupweteka: quality kapena bitrate zofuna, ndi optionally ochepa kutalika ngati kukula ndi zofunika kwambiri kwa inu kuposa deta.
3Kuyamba ntchito ndi kulola ogwira ntchito re-kupaka wapamwamba; wanu oyambirira si nthawi zonse anasintha m'malo.
4Poyerekeza ndi kukula kwatsopano ndi mtundu wachibadwa, kenako ndikutsitsa fayilo ya M4V yosinthidwa.
Kuchepetsa M4V Mafunso Ofala
Kodi Kuchepetsa M4V imapanga fayilo yaying'ono?
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Concretely, chithunzicho chimasinthidwanso ndi x264 kapena x265 pa CRF yomwe mwaika, mosasamala kanthu kuti chimasinthidwa pansi; CRF 23 ndi yowoneka bwino pazinthu zambiri komanso panthawi iliyonse yazaka zisanu ndi zitatu imasinthanso fayiloyo. Nothing about it depends on you installing software: the job runs server-side and hands back a finished file.
Kodi ndi ziti zosafunikira zomwe fayilo yanga idzalandira?
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Kutalika kwa kanema kumadalira kwambiri pa bitrate yomwe mumasankha komanso momwe chithunzi chikuyenda. Kujambula kwazenera kapena kulumikizana kwa m'mimba kumatha kuchepetsa kwambiri, chifukwa cha kusiyana kwa ma frame onse ndi omwe ali pambuyo pake; zithunzi zopangidwa ndi mkono, zipatso, mvula ndi confetti ndi zoyipa kwambiri. Pamene zopambana zowonekeratu zikuyenda, kuchepetsa kukula kwa kanema kumapulumutsa zambiri kuposa kuchepetsa mtundu.
Kodi mtundu wa fayilo yanga umasintha kuchuluka kwa ndalama zomwe ndingapulumutse?
Kodi pali chinachake chokhacho cha M4V chomwe ndingadziwepo mukadzaza?
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Yes — M4V ndi chilengedwe MP4, koma FairPlay-otetezeka wina sakhoza kuchitidwa pa zonse - okha unprotected owona kupita mwa. Ndikofunika kudziwa kuti musanayambe kulemba pazomwe mungafunensonso.
Kodi ndi chiyani cholakwika chofala kwambiri pamene mukutsitsa M4V videos?
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Kuzizira wapamwamba chimodzimodzi mobwerezabwereza. Kawirikawiri pa lossy mtundu ndi chitukuko chatsopano cha kuwonongeka ndi kupulumutsa kuchepetsa pamene kuwonongeka kumawonjezeka. Pitani kuchokera ku asalowe ku cholinga chanu m'njira imodzi, ndipo kusunga asalowe.
Kodi ndikufuna chiyani, ndipo ndingayang'ane bwanji kusiyana kwa ndalamazo?
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Fayilo imodzi yozizira pa inlet, pa quality kapena bitrate level yomwe mumasankha kuposa default yokhazikika. Ngati zotsatirazo ndi zochuluka kwambiri, kuchepetsa resolution kapena kuchepetsa nthawi yotenga ntchito ndi kothandiza kwambiri kuposa kuchepetsa quality setting.
Kodi ndingapeze chiyani pa Kuchepetsa M4V?
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MP4, MOV, MKV, WebM, AVI, WMV, FLV, 3GP, M4V, MPEG ndi MPG. The chidebe ndi codec ndi zoyeserera pamaso chilichonse amayenda, kotero m'gulu losakanikirana ndi anachita bwino pa fayilo osati anaganiza kuti ndi ofanana.
Kodi pali malire a kukula kwa fayilo pa Kuchepetsa M4V?
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Yai: maakaunti aulere amapanga kanema mpaka ku 1 GiB pa fayilo, mosakayikira chingwe choyamba patsambali; ffmpeg ndi x264, x265 ndi libvpx amachita ntchito, yomwe ndi imodzi mwazinthu zofanana ndi mapulogalamu a desktop video.Video ndi banja limodzi lomwe limakhala lokwanira kwambiri kuti likhale ndi nthawi yotsitsa, osati malire, ndi zomwe mudzawona.
Kodi Kuchepetsa M4V idzachepetsa mtundu wa M4V videos wanga?
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Kutengera ngati ntchitoyo ikufuna kusinthidwanso. Machitidwe omwe amakhudzanso chidebe kapena nthawi yoyamba amachitika ngati kopanira kwa stream ndipo chithunzicho ndi bit-identical ku chiyambi. chilichonse chomwe chiyenera kujambulanso ma frame amapita ku x264 / x265 pamalingaliro abwino omwe mwasankha, komwe CRF 23 ndi wowoneka bwino pazinthu zambiri.
Yai. Uploads queue m'njira yofanana, zomwe zikutanthauza zambiri pano kuposa kulikonse chifukwa ntchito za video ndi mphindi kuposa masekondi. Maakaunti aulere amayendetsa fayilo imodzi panthawi; chilolezo chimatulutsa izi.
Kodi chimachitika chiyani kwa nyimbo za audio, subtitle ndi chapter?
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Audio yambiri, ma subtitle ophatikizidwa ndi masamba olemba masamba amapulumuka komweko komwe konkriti yoyenera imatha kuwaimira - zomwe ndizomwe zimatenga ntchito yabwino kuchokera ku naive re-encode yomwe imasungabe njira imodzi.
Kodi Kuchepetsa M4V imawononga chilichonse?
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No. Kuchepetsa M4V ndi ufulu popanda akaunti, ndipo kutulutsaku sikumakhala ndi madzi, palibe logo ya corner ndi katundu woyamba. Video yotsitsa imachotsa ntchito za ogwira ntchito pambuyo pomaliza ntchito.
