FLV Amathuluzi

Tshintsha FLV kuya futhi kusuka kumafomethi ahlukahlukene

Mayelana FLV

FLV yayiyibhokisi elingaphakathi kwevidiyo ye Flash kwi-web, manje idlulele kodwa ihlala isetshenziswa kakhulu ku-downloads ne-archives.

Ukusetshenziswa Okuvamile

Flash video
Online streaming
Legacy web video

FLV Imibuzo Evame Ukubuzwa Yokuguqulwa

Yini ihele levidiyo le-FLV?

FLV yividiyo equkethe eyodwa noma ngaphezulu kwevidiyo, amabha omsindo, nama-subtitles akhethiwe. Amabhokisi ahlukene axhasa ama-codecs ahlukene, ngakho-ke ukuhambisana kuxhomekeka ku-wrapper kanye nokuthi yini ngaphakathi.

I-Flash ikhubaziwe eminyakeni edlule - ingadlala kanjani ifayela FLV?

Ihele lilungile; umdlali uhambe. FLV igcina ividiyo ecindezelwe kanye nesandi, ngakho ithuluzi ledesktop elikhohlisa i-browser plugin story lifunda ngaphandle kwezinkinga. Okungekhona manje yinoma iyiphi indlela ejwayelekile yokuvula enye — akukho i-browser, akukho ifoni, akukho TV. Ukushintshana akuyona ukunakekelwa okukhethwa kukho lapha, kuyindlela eyodwa kuphela isithombe sihlala sibonakale. Akukho isiphequluli, ifoni noma i-TV ekhona engakwazi ukudlala i-FLV — noma yini ekhona kule bhokisi kumele ihunyushwe ngaphandle ukuze ihlale ibonakale.

Ingabe FLV iyifomethi efile?

Njengefomethi yokuthumela, yebo — i-ecosystem eyenza isebenze ikhubazekile, futhi akukho okuzokuvumela ukuthi uvule ifayela ngalo namuhla okuxhasa lokhu. Njenge-archive iphila kakhulu: inani elikhulu lezinto lihlala likhona. Ukushintshana akuyona ukuguqulwa okusha ngenxa yenhloso yayo; kuyinto ehlukile phakathi kwevidiyo ongayibona nevidiyo ongayenza.

Kungani okuqukethwe kwewebhu kuthunyelwe njenge FLV?

Ngokuba ifakwe ngokukhethekile le misebenzi: amafayela amancane, ukuqala ngokushesha, akukho plug-in futhi akukho layisense lokukhathazeka. Lokhu kwenza kube ngcono ekunikezelweni futhi kungaphawuleka nganoma yini enye - amathuluzi okuhlela, ama-gallery wefoni namadivayisi adala ahlala ekhohlwa. Ukushintsha ifomu elijwayelekile-lomsebenzi yilokho okukwenza okuqukethwe okulayishelwe kusebenziseke ngaphandle kwe-web. FLV's low per-packet overhead yenze it okungcono e streaming phezu ukuxhumana unreliable yesikhathi sayo, futhi amafayela amakhulu yayo akhona.

Kungani isiphequluli sami singadlala ihele FLV?

Amabhuleki athumela ama-decoders kuluhlu oluncane lwefomethi, futhi FLV ayikho kulo — ilayisense, i-codec ehlukahlukene evumela, noma nje ubudala bayo bugcina bungaphandle. Ihele alilahlekile futhi umdlali wedesktop uzovula, kodwa akukho okwenziwayo kukhasi kuzokwenza ibhuleki liyibonise. Ukushintshana ku-web-native container kuyindlela ethembekile kuphela yokudlala ngaphakathi.

Kungani i FLV idlala ngokugcizelela noma isebenza ngokufudumele kuma-machines adala?

Ngenxa yokuthi i-software isebenzisa i-decode. Ama-hardware video decoders afaka kuphela uhlu oluqinile lwefomethi, futhi FLV ungaphandle kwayo kumadivayisi amaningi, ngakho-ke yonke ifreyimu ivuselelwa kabusha yi-CPU endaweni. Kudesktop yamanje elahlekile; ku-smartphone, i-laptop edala noma i-smart TV ivela njengefreyimu elahlekile, umsindo we-fan ne-battery drain. Ukushintsha ku-hardware-supported format kususa izinkinga zonke. I-FLV ivame ukuphatha i-Sorrenson Spark noma i-H.264 video ne-MP3 noma i-AAC audio, efakwe kufomethi yokuhamba eyenziwe nge-RTMP delivery.

Ingabe izihloko ezingezansi zihamba lapho kuhele FLV?

Ngakwesokudla, noma ngaphakathi kwesithombe. FLV ayinaso isingeniso sesihloko esingezansi, ngakho izinketho ezimbili yi-sidecar.srt ifayela umdlali efaka ngakwesokudla kwevidiyo, noma ukushaya umbhalo emafreyimu ngesikhathi sokucindezela kabusha. I-sidecar igcina isingeniso esingezansi esihleliwe futhi esishintshayo kodwa ihamba njengefayela lesithathu elilula ukulahleka; ukushaya ngaphakathi kuqhubeka noma yikuphi ukudluliswa kodwa ngeke kukhubazwe ngemuva.

Kungani isiqophi esisodwa kuphela esiphila ku FLV yami?

Ngenxa yokuthi lokhu konke ifomu liyithatha ngokunethezeka. Izinhlamvu zomsindo ezingeziwe zingabhalwa ku FLV, kodwa ukuxhaswa kokudlala ngemuva kokuqala akulingani kahle kakhulu ukuthi amathuluzi amaningi agcina kuphela elinye futhi asuse ezinye. Uma umsuka unesihloko noma ulwimi lwesibili, khipha labo ukuze uhlukanise amafayela omsindo ngaphandle kokuthembela kuwo kubhokisi elifihlayo.

Kungani uguqula FLV ku omunye video format?

Gcina FLV MP4 uma ufuna ukusakazwa jikelele - web iziphequluli, amadivayisi eselula, smart TVs kanye nokuhlela apps wonke adlala MP4 natively. Gcina WebM for web embedding lapho ncane ifile ubukhulu izinto. Gcina MOV lapho usebenza Final Cut noma ezinye Apple-native imibhobho.

Ingabe ukuguquka kwe-FLV kuphinde kuhlanganise ividiyo?

Uma umsuka codec ngaphakathi FLV ihambisana nengxenye efanele isitoreji si remux ngaphandle kabusha-encoding (khawulela, lossless). Uma codec kufanele ushintshe (umzekelo HEVC ukuya H.264) ividiyo iphinde-encoded — phezulu, nge ncane generational quality izindleko.