Fayilo ndi yabwino; wosewerayo wachoka. A FLV ali ndi kanema wosinthidwa ndi kanema, kotero chida cha desktop chomwe chimasiya kuganizira nkhani ya plug-in ya browser imawerenga popanda vuto. Zomwe sizikupezekanso ndi njira iliyonse yotsegulira imodzi - palibe browser, palibe foni, palibe televise. Kusintha sikungokhala ndi kusamalira koyenera, ndi njira yokhayo yomwe imawoneka. No msakatuli watsopano, foni kapena TV angagwiritse ntchito FLV - chilichonse choterobe mu bokosi lachitsulo ayenera kunyamula kunja kwa izo kuti azikhala watchable.
Kodi FLV ndi mtundu wofa?
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Kuchokera pa mfundo ya kutumiza, yeah — ecosystem amene ananyamula izo anachotsedwa, ndi chilichonse inu ndithudi kungakhale kutsegulira fayilo ndi lero amathandiza izo. Kuchokera pa archive izo ndi kwambiri moyo: zochuluka kwambiri zipangizobe kulowa mu izo. Kusintha si modernization kwa cholinga chake yekha pano; ndi kusiyana pakati pa zithunzi inu mukhoza kuyang'ana ndi zithunzi inu simungathe.
Nchifukwa chiyani zinthu zambiri za webusaiti zimaperekedwa ngati FLV?
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Chifukwa cha izi, imapangidwa kuti ikwaniritse ntchitoyi: mafayilo ang'onoang'ono, kukhazikitsidwa kwamphamvu, palibe plugin ndi lisensi yokhumudwitsa. Izi zimapangitsa kuti zikhale zabwino pakutumiza ndi zosadziwika pazinthu zonse - zosintha, ma galleri a foni ndi zida zakale zimazi ignore. Kusintha kwa mtundu wazofunikira ndi zomwe zimapangitsa kuti zinthu zomwe zatsitsa zitha kugwiritsidwa ntchito pa intaneti. FLV ya pansi pa-packet overhead anachititsa izo zabwino pa streaming pa unreliable kugwirizana wa nthawi yake, ndi mabuku akuluakulu a izobe zilipo.
Nchifukwa chiyani msakatuli wanga sadzasewera fayilo ya FLV?
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Mawebusayiti amatumiza decoders kwa mndandanda wocheperako wa mafomu, ndipo FLV siyipatsidwa - lisensi, mtundu wa codec womwe umalola, kapena nthawi yake yokha imasunga. Fayilo siyimawonongeka ndipo wosewera wa desktop adzatsegula, koma palibe chomwe mungachite patsambali kuti mupange msakatuli. Kusintha kwa webusaitiyi ndi njira yokha yodalirika yosewera.
Nchifukwa chiyani FLV kusewera kumathamanga kapena kutuluka pa makina oyambirira?
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Chifukwa chake chimasinthidwa mu software. Ma decoders a hardware video amaphatikizapo mndandanda wokhazikika wa mafomu, ndipo FLV ndi kunja kwa izi pazinthu zambiri, kotero kuti chilichonse chimapangidwanso ndi CPU. Pa desktop yatsopano yomwe ndi yowononga; pafoni, laptop yakale kapena smart TV imawonekera ngati ma frame osunthira, mpweya wa fan ndi batri. Kusintha kwa mtundu wothandizidwa ndi hardware kumachotsa vuto lonse. FLV nthawi zambiri ali Sorenson Spark kapena H.264 kanema ndi MP3 kapena AAC audio, wopangidwa mu stream format anapanga kwa RTMP kutumiza.
Kodi ma subtitle amapita ku fayilo ya FLV?
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Pambuyo pake, kapena m'malo mwake. FLV siyimakhala ndi ma subtitle ake, kotero njira ziwiri ndi sidecar.srt fayilo yomwe wosewerayo amayika pamodzi ndi kanemayo, kapena kutulutsa mawu m'ma frame nthawi ya re-encoding. Sidecar imasunga ma subtitle omwe angasinthidwe ndi kusinthidwa koma amayenda ngati fayilo yachiwiri yomwe ndi yosavuta kuwonongeka; kutulutsa kumatha kuwononga chilichonse chosinthidwa koma sichingathe kulephera pambuyo pake.
Nchifukwa chiyani pali nyimbo imodzi yokha yomwe imapezeka mu FLV yanga?
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Chifukwa chake, mtunduwo umatha kuyendetsa bwino. Ma streams ena a audio amatha kulemba mu FLV, koma kusewera kuthandizira pambuyo pa gawo loyamba ndilopanda malire kwambiri kuti zida zambiri zimasunga imodzi ndipo zimachotsa zina. Ngati chiyambi chili ndi ndemanga kapena zinenero zina, chotsani zomwe zili ndi audio files osiyana kuposa kuwapatsa chikwama chomwe chimawala.
Kodi ndimafunikira mapulogalamu a Adobe kuti nditsegule FLV?
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Kuti muwerenge, palibe - mtunduwu ndi wolemba ndi wodziwika bwino, ndipo pali zida zambiri zotsegulira. Kuti mudziwe zonse zomwe zimapezeka, pulogalamu yoyamba ndi yolemba, ndipo mafayilo omwe amatengera mfundo zake zitha kusiyana. Kusintha kwapafupi sikungofuna chilolezo cha Adobe kapena kukhazikitsa kwapadziko lonse. FLV ndi Flash Video Container yomwe idabweretsa zonse zomwe zili pa intaneti kuchokera pa 2003 mpaka pomwe Flash idalephera pamapeto pa 2020.
Kodi kugwiritsa ntchito FLV kumafunikira chilolezo cha patent?
Mu kutsatira yemweyo, ayi. The format anafotokozedwa m'madera amodzi kapena awiri, kotero surround mix ayenera kuikidwa pansi stereo kuti agwirizane - amene ndi bwino kwa headphones ndi foni okamba ndi zoipa kwa chilichonse kumbuyo kwa home cinema wolandira. Ngati chiyambi ali multichannel mix woyenera kuteteza, kusintha mu chonyamula kuti amayendetsa izo kuposa kulola downmix kuchitika mosasamala.
Kodi ndingasinthe dzina la chidacho popeza FLV sichisintha?
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Kwambiri nthawi zonse, ndipo ndi bwino kumvetsa chifukwa chake: kuwonjezeka ndi label, pamene bytes m'maganizo ndi zopangidwa kwa mtundu wina mfundo. Kusintha dzina amapanga fayilo amene dzina lake amalonjeza chinachake za zinthu zake sikuti kubweretsa, ndi zimene amatsegula izo kapena amakana fayilo kapena misreads izo. Mmodzi waukulu kulephera ndi awiri mtundu amene ndi weniweni wofanana wonyamula pansi pa dzina losiyana - ndi ngakhale pamenepo bwino rewrap ndi chitetezo kuposa kusintha dzina.
