FLV Izixhobo

Guqula FLV ukuya nokubuya kwiifomathi ezahlukeneyo

Malunga FLV

I-FLV (iVidiyo yeFlash) yifomati yesikhongozeli sevidiyo ephuhliswe nguAdobe. Isetyenziswa ngokuqhelekileyo ukusasazwa kwevidiyo kwi-intanethi kwaye ixhaswa yi-Adobe Flash Player.

Iindlela Ezisetyenziswa Ngazo Eziqhelekileyo

Flash video
Online streaming
Legacy web video

FLV Imibuzo Ebuzwa Rhoqo Ngokuguqula

Yintoni i-FLV video file?

I-FLV yindawo yokugcina ividiyo egcina enye okanye ngaphezulu i-video stream, iingoma zesandi, kunye nesihloko esikhethiweyo. Iindawo zokugcina ezahlukeneyo zixhasa ii-codecs ezahlukeneyo, ngoko ukulungelelanisa kuxhomekeke kumqolo ONokubakho ngaphakathi.

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 layisenisi 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 exhaswayo yezixhobo zomatshini ususa 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 sayo, ngoko ke ukhetho olubini luyi-sidecar.srt ifayili umdlali olayishe phantsi kwevidiyo, okanye ukucofa umbhalo kwi-frames ngexesha lokucofa kwakhona. I-sidecar igcina isicatshulwa esingaphantsi esihleli kwaye sitshintshe kodwa ihamba njengefayili yesibini elula ukulahleka; ukucofa ngaphakathi kuqhubeka nakuphi na utshintshiselwano 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.

Kutheni uguqula FLV enye ifomati yevidiyo?

Gcina i-FLV kwi-MP4 xa ufuna ukudlala ngokubanzi - iiseva ze-web, ii-smart TVs kunye nokulungisa iinkqubo zidlala i-MP4 ngokusemthethweni. Gcina kwi-WebM ukufaka i-web apho ubungakanani befayili obuncinci bubalulekile. Gcina kwi-MOV xa usebenza kwi-Final Cut okanye kwezinye ii-Apple-native pipelines.

Ingaba uguqulelo lwe-FLV luphinda lukhowudi ividiyo?

Xa umbhali we-codec ngaphakathi kwe-FLV uhambelana nomgcini-ziqu wenjongo siyi-remux ngaphandle kokuphinda siyi-code (ikhawulezayo, engenakulahleka). Xa umbhali we-codec kufuneka atshintshe (umzekelo, i-HEVC ukuya kwi-H.264) ividiyo iphinde ikhowudiwe — ihamba phantsi, ngexabiso elincinci lomgangatho wohlobo.