2Drag kuyamba ndi kumapeto nsalu pa waveform kapena timeline, kapena kulemba nthawi yoyenera ngati inu kale mukudziwa iwo.
3Preview kusankhidwa ndi kuyendetsa chophimba - gawo inu kupewa ndi kusindikizidwa mwa untouched pamenepo mtundu amalola izo.
4Pangani fayilo ya MP4 yosinthidwa.
MP4 Kudula Mafunso Ofala
Kodi MP4 Kudula imadula fayilo?
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Concretely, chingwe chosapanga dzimbiri chimapangidwa pa keyframe yokhayokha ndipo ma streams amakopedwa, zomwe zimapangitsa kuti zikhale zosatha; chingwe chosapanga dzimbiri chimafunikira kuti chithunzicho chikhale chosinthidwa, choncho chida chikudziwitsani kuti ndi chiyani chomwe mukufuna kulandira kuposa kuchotsa mwamsanga. You set the start and end points on the waveform or the timeline and keep what is between them.
Kodi ndingathe bwanji kuika malo oyamba ndi omaliza?
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Mukhoza kulemba nthawi yoyenera yokha, osati kungonyamula, ndipo kuyang'ana kumasintha ku malo pamene mukuyenda. Momwe zotsatirazo zimatha kukhala zoyenera zimadalira mtundu: ena amalola kuchotsa kulikonse, ena amatenga mpaka frame yokhayo kapena keyframe.
Kodi format limatiletsa kumene ine ndingapeze kuchotsa?
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Amachita. MP4 ndi otetezeka kutumiza chidebe: H.264 kanema ndi AAC audio amasewera pa moyenera pa foni, browser ndi TV popanda codec pakiti. Izi ndi zomwe zimasankhidwa ngati kuchotsa kungakhale koyenera kapena kuyenera kulandiridwa pa mtunda wa mapangidwe.
Pali china chilichonse chofunikira pa MP4 pamene mukudula?
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Yes — MP4 amasunga index yake mu moov atomu, kotero stream-kopera kusintha ndi pafupi-mphindi ndi zotsatirabe akufuna bwinobwino mu msakatuli.Izi zimafotokoza zambiri za "kudula ndi gawo lachiwiri lachiwiri" zokhumudwitsa.
Kodi ndingachotse gawo kuchokera m'katikati m'malo mwa kusamalira imodzi?
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Yes — cut the piece before it and the piece after it, then merge the two results. That is deliberately two steps because it keeps both halves on the fast, lossless path instead of forcing a full re-encode.
Ndi gawo ine kusunga re-encoded?
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Sikuti ngati mtundu umalola kutsitsa kwa stream - deta yomwe mumasunga ndi bit-imodzi ndi yochokera ndipo ntchito imatha m'nthawi yomweyo yomwe idatulutsidwa. Koma kutalika kwa frame-exact pa mtundu womwe ungachite bwino mtengo umafunikira kubwezeretsa.
Kodi ndingapeze chiyani pa MP4 Kudula?
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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 MP4 Kudula?
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Yai: maakaunti aulere amapanga kanema mpaka ku 40 MB 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 MP4 Kudula idzachepetsa mtundu wa MP4 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 MP4 Kudula imawononga chilichonse?
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No. MP4 Kudula 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.
