FLV Izixhobo

Guqula FLV ukuya nokubuya kwiifomathi ezahlukeneyo

Malunga FLV

FLV yayisisiqulathi seefayili ecaleni kwevidiyo ye Flash kwi web, ngoku igqityiwe kodwa ihlala isetyenziswa kukukhuphela okudala kunye nokugcina.

Iindlela Ezisetyenziswa Ngazo Eziqhelekileyo

Flash video
Online streaming
Legacy web video

FLV Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni ifayili FLV?

FLV (Flash Video) is a container format used for delivering video content online.

I-Flash yavalwa iminyaka emininzi eyadlulayo - ngaba i-FLV ifayili iyaqhubeka idlala na?

Ifayile ilungile; umdlali uhambe. I FLV igcina ividiyo eqhelekileyo ecinezelweyo kunye nesandi, ngoko ke isixhobo se-desktop esizihoyi imbali yesikhangeli sewebhu esidityanisiweyo sifunda ngaphandle kwengxaki. Oku kuthe kwakhona ngoku kuyindlela eqhelekileyo yokuvula enye - akukho sixhobo sesikhangeli sewebhu, akukho fowuni, akukho TV. Ukutshintsha akuyi kugcinwa okukhethwa kuko apha, yindlela ekuphela kwayo apho imifanekiso ihlala ibonakala khona. Akukho mkhangeli zincwadi, ifowuni okanye iTV iya kudlala i-FLV - nantoni na esele ikwi-container kufuneka ishenxiswe ngaphandle ukuze ihlale ibonakale.

Ingaba i FLV ifomati efile?

Uhlobo lonikezelo, ewe - inkqubo yendalo eyenza ukuba isebenze ikhubaziwe, kwaye akukho nto oza kuyivula ifayile ngayo namhlanje exhasa loo nto. Njengovimba iphila kakhulu: inani elikhulu lezinto eziphilayo lihlala kulo. Ukuguqula akuyikuba yinkqubo entsha yendalo yendalo apha; kuhlukile phakathi kwemifanekiso ongayibona nemifanekiso ongayibona.

Kutheni i-web inikezelwa njenge FLV?

Kuba yakhiwa ngokuchanekileyo kulo msebenzi: iifayile ezincinci, iqala ngokukhawuleza, akukho plugin kwaye akukho layisensi yokukhathazeka ngayo. Oku kwenza ukuba igqibelele ekunikezeleni kwaye ingaphawulwanga nantoni na enye - iisixhobo zokuhlela, ii galleries zefowuni kunye neesixhobo ezidala zihlala ziyihoyi. Ukuguqula kwifomati yomsebenzi oqhelekileyo yenza ukuba imixholo elayishwe ezantsi isebenziseke ngaphandle kwe web. I-FLV's ephantsi ngepakethi nganye i-overhead iyenze igqibelele kwi-streaming ngaphezulu konxibelelwano olungathembekiyo lwexesha lakhe, kwaye ii-archives ezinkulu zayo zihlala zikhona.

Kutheni i-browser yam ingadlala ifayili FLV?

Iibrawuzeri zithutha abacoci boluhlu olufutshane lweefomati, kwaye FLV ayikho kuyo - ilayisensi, udidi lwe codec ivumela, okanye ubudala bayo bugcina ngaphandle. Ifayile ayilahli kwaye umdlali we desktop uya kuyivula, kodwa akukho nto oyenzayo kwiphepha izakwenza umkhangeli zincwadi uyenze. Ukutshintsha kwi web- native container yindlela ethembekileyo kuphela yokudlala ngaphakathi.

Kutheni u FLV udlala ngokuchaseneyo okanye uqhuba ngokushushu kumamatshini adala?

Kuba ikhowudi iguqulwa kwinkqubo yekhompyutha. Izixhobo zokufaka ikhowudi zevidiyo ziquka kuphela uluhlu oluqinileyo lweefomati, kwaye FLV ingaphandle kwayo kwizixhobo ezininzi, ngoko ke iframe nganye ibuyiselwa kwakhona yi-CPU endaweni yayo. Kwidesktop yangoku elahlekile; kwifowuni, ilaptop edala okanye i-smart TV ibonisa njengee-frames ezilahlekileyo, intshukumo ye-fan kunye nokutshaya kwebhetri. Ukuguqula kwifomati exhaswe yi-hardware isusa ingxaki ngokupheleleyo. I-FLV ihlala igcina i-Sorrenson Spark okanye i-H.264 video ene-MP3 okanye i-AAC yesandi, ejikelezwe kwifomati yokuhamba eyenziweyo yokuhambisa i-RTMP.

Apho i-subtitles ihamba khona kwifayili FLV?

Ecaleni kwayo, okanye kwimifanekiso. FLV ayinalo unikezelo lwesicatshulwa esingaphantsi, ngoko ke iinketho ezimbini ziyi-sidecar.srt ifayile umdlali ulayisha phantsi kwevidiyo, okanye ukutshaya umbhalo kwiframes ngexesha lokubuyisela ukukhowuda. I-sidecar igcina isicatshulwa esingaphantsi esihleli kwaye sitshintshela kodwa ihamba njengefayili yesibini elula ukulahleka; ukufakela kuqhubeka nakweyiphi na i-transfer kodwa akufuneki kuvalwa emva koko.

Kutheni le nto i-audio track enye kuphela ephila kwi FLV yam?

Kuba loo nto yonke ifomati ihambisa ngokunyanisekileyo. Iindlela zesandi ezingaphezulu zingabhalwa kwi FLV, kodwa uxhaso lokudlala emva kwesinye esikuqala asihambelani ngokwaneleyo ukuba izixhobo ezininzi zigcine enye kwaye zisuse ezinye. Ukuba umcebo unegqabaza okanye iilwimi ezimbini, khupha ezi zifayili zesandi ezihlukileyo kunokuba uthembele kuzo kwisiqulathi seefayili esifihlayo.

Ndifuna isoftware ye-Adobe ukuvula i-FLV?

Ukufunda, hayi - ifomati ibhalwe phantsi kwaye isetyenziswa ngokubanzi, kwaye izixhobo ezininzi zivula. Umsebenzi opheleleyo weqela lodweliso lwenkqubo oluvelayo luhlala lubhekisa kwinkqubo yokusebenza, kwaye iifayile ezijolise kwizinto ezikhethekileyo zinokuhluka kwezinye iindawo. Uguqulelo apha alufuna i Adobe license kwaye akukho kufakwa kobulali. FLV yindawo yokugcina i-Flash Video ehambisa yonke i-web video ukusuka ngo-2003 de i-Flash ivale ekupheleni konyaka ka-2020.

Ingaba ukusebenzisa i FLV kudinga ilayisenisi yepateni?

Ayikuko kuwe. Ii codecs ezibandakanyiweyo ziquka iindidi zepateni, kwaye ilayisensi ibekwe ngabantu abathutha ii decoders - ifowuni, umkhangeli zincwadi, indlela yokusebenza - ixesha elide phambi kokuba ifayile ifike kuwe. Yiyo loo nto ifomati ikho kuyo yonke ihardware kwaye kutheni i royalty- free efana nayo ikhona, kwaye ayitshintshanga nto malunga nokuguqula ifayile oyinayo.

Ingaba isandi kwi FLV simiselwe kwi-stereo?

Ukwenza oku kunjalo. Ifomati yacaciswa malunga nesinye okanye ii canals ezimbini, ngoko ke umxube ojikelezayo kufuneka ujikelezwe ezantsi kwi stereo ukufakela - elungileyo kwi headphones kunye nefowuni yomculi kwaye engalunganga nantoni na ehambayo kwi home cinema umxhasi. Ukuba umxholo unemixholo emininzi efanele ugcinwe, guqula kwicontainer ehambisa ngaphezu kokushiya umxube ophantsi ukwenzeka ngokucokisekileyo.

Ndingayinika kwakhona igama elipheleleyo lesiqendu endaweni yokuguqula i FLV?

Akukho nanye, kwaye ifanele ukuqonda kutheni: unikezelo luphawu, ngelixa i bytes ngaphakathi zidityaniswe kwifomati ekhethekileyo. Ukuphinda ubize ifayile ivelisa ifayile igama layo lithembisa into imixholo yayo ayinikezeli, kwaye nantoni na evula ifayile okanye ilahlekile ifayile okanye ifunda ngokungachanekanga. Ukuphela kwendlela efutshane kuhlobo olubini oluyinyani ibhokisi efanayo phantsi kwegama elahlukileyo - kwaye nalapho ukuphinda ubhale ngokuchanekileyo kukhuselekile kunegama elahlukileyo.