Jikelezisa JFIF

Fihla Okuthe tyaba JFIF images

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*Iifayile zicinyiwe emva kweeyure ezingama-24

Khetha Ujikelezo

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Iyalayisha

Indlela yokujika JFIF

1 Layisha phezulu i JFIF images eyaphuma ngendlela engafanelekanga.

2 Khetha ujikelezo lwe 90, 180 okanye 270 amaqondo.

3 Sebenzisa ujikelezo; ii-pixels neflegi yolawulo zidityaniswe ukuze wonke umbukeli avume ukuba yeyiphi indlela ephezulu.

4 Layisha ezantsi ifayili ejikelezayo JFIF.

Jikelezisa JFIF Imibuzo ebuzwa rhoqo

Ingaba ifomati igqiba ukuba ujikelezo alulahleki?

Iyenza. I-JFIF yi-JPEG eqhelekileyo ehamba ngesantya esincinci phantsi kokuqala ko-1992 okubhaliweyo okuphezulu kwephepha okutshintshelana, oko kubangela ukuba abanye ababonisi babonise njengomfanekiso oqhelekileyo kwaye iikhamera zihlala ziyikhupha. Le mpahla igqiba ukuba ijikelezo lekota likhululekile okanye libiza ukubuyisela ikhowudi.

Nantoni na ekhethekileyo kwi JFIF ekufuneka ndiyazi?

Ewe — ababhali abaninzi babhala kwakhona i-JFIF njenge-JPEG eqhelekileyo xa begcina, ngoko ke gcina okubhaliweyo okuphambili ukuba uluhlu lwe-.jfif lubalulekile nakweyiphi na into esebenzisa ifayile. Yinto echaza ukuba kutheni ifayile ibonakale ilungile kwisicelo esithile kwaye ingalunganga kwisinye.

Ndingajikelezisa iqela elipheleleyo kwindlela enye?

Iifayile ezininzi kumsebenzi omnye zifuna inkqubo ehlawulweyo. Ukusetyenziswa okukhululekileyo yifayile enye ngoguqulelo, uguqulelo olunye ngeyure. Kwinkqubo ehlawulweyo ungadibanisa iifayile ezininzi kumsebenzi omnye, emva koko ulayishe impumelelo nganye kwiyo okanye zonke kwi ZIP enye.

Ndingaqhuba i Jikelezisa JFIF kwi JFIF images ezininzi ngaxeshanye?

Ewe. Nciphisa iqela lonke kwindawo yolayisho phezulu kwaye ziphole ngokuthe ngqo ngemimiselo efana nayo - le yisizathu esiphambili sokwenza oku kumkhangeli zincwadi kunokuba yifayile enye ngexesha kumhleli. Iiakhawunti ezikhululekileyo ziqhuba ifayile enye kwiqela; ugqithiso luyikhupha loo nto.

Ithini into ebangela ukuba i-EXIF ne-data yeprofayili yombala isebenze?

Oku kuxhomekeke kwisixhobo. Ukucofa kunqakraza i-EXIF kunye neprofayili yombala ofakwe ngaphakathi ukulondoloza isithuba, ngelixa uhlela njengenguqulo yobungakanani okanye ujikeleziso ungagcina. Akukho mmiselo kule phepha oza kukhetha, ngoko khangela ifayile ngombonisi we-metadata phambi kokukhutshwa ukuba indawo ye-data ibalulekile.

Ingaba i Jikelezisa JFIF ibiza nantoni na?

Jikelezisa JFIF ikhululekile ngaphandle kwe akhawunti kwaye idibanisa akukho phawu lwamanzi. Ulayisho phezulu neziphumo zicinywa ngokuzenzekelayo malunga neyure ezi 24 emva komsebenzi, oshiya ixesha lokulayisha ezantsi iziphumo.

Ingaba kukho umda wobungakanani befayili kwi Jikelezisa JFIF?

Ewe: i-akhawunti ekhululekileyo iqhubekeka imifanekiso ukuya kwi-5 MB nganye, equka ngokucacileyo yonke ikhamera ye-JPG kunye nefowuni yomfanekiso; umsebenzi ukwenziwa yi-libjpeg-turbo ne-libwebp, iilayibrari ezifanayo umhleli we-desktop uqhagamshelana nazo. Iifayili ezinkulu zizinto ezi-1 ezimfutshane ezikhululekileyo eziza kukuthintela, kwaye umda yifayili nganye kunokuba yiqela ngalinye.

Kutheni i PNG inxuwa liququzelela Jikelezisa JFIF?

PNG.to ibekwe phantsi kohlobo olusebenzisayo xa awukwazi ukulahlekelwa yi-pixel: akukho lahlekelwa, i-alpha-ekwaziyo, neimpendulo elungileyo yescreenshots, ilogos, umzobo womgca nantoni na enemiphetho eqinileyo. Umsebenzi womfanekiso awusoloko uthatha inyathelo elinye: abantu bafika ukutshintsha ifomati kwaye bashiye befuna umfanekiso ohlukileyo kubungakanani, ubunzima obuhlukileyo okanye isimbo esihlukileyo. Ukusebenza Jikelezisa JFIF kwindlela yokukhuphela enye, ubungakanani obufanayo becaps kunye neakhawunti enye yisizathu esipheleleyo esikhona apha kunokuba kwi tab yesine.

Ndiza kwenza ntoni ngeziphumo xa i Jikelezisa JFIF igqityiwe?

Umguquli kule ndawo ushenxisa imifanekiso ukuya nakwi-PNG, JPG, WebP, GIF ne-SVG — eyona nto iphambili apho ukhetho malunga nokubonakala ngathi luya kwenziwa. Lo ngumhlathi abantu abaninzi bafika ngawo, kwaye ukuyenza emva Jikelezisa JFIF kunokuba phambi ithetha ukuba uguqulelo lusebenza kwifayile ogqibile ukumisela kuyo.

Ingaba Jikelezisa JFIF apha isixhobo esifanayo esisebenza kumasayithi afana nalowo?

Iinjini zinikezelwa - iilayibrari ezifanayo, abasebenzi abafanayo, amaqondo afanayo. Okuhlukayo kukucebiso, kwaye ucebiso apha luqala kwinyani enye malunga nefomati le ndawo ibizwa emva: akukho mqhoboshi womgangatho onokuthi uphume embi — i-PNG ijikeleza-ihamba ngokuchanekileyo, ngoko into ekuphela kwayo eyenza utshintsho ibiza ubungakanani befayili. I PNG indawo ithetha malunga apho PNG yindawo efanelekileyo yokugqitha kwaye apho ayiyiyo, kwaye loo hlolo lixabiso ngaphezulu kweqhosha.

Ndifuna i-akhawunti, kwaye ngaba kukho into egcinwa?

Akukho akhawunti ifunekayo. Ulayisho phezulu kunye neziphumo zigcinwa malunga neyure ezili-24, eshiya ixesha lokulayisha ezantsi iziphumo, kwaye ke zicinywe ngokuzenzekelayo; akukho mntu ufunda, uluhlu okanye udweliso lwendlela. Iifayile ezininzi kwimisebenzi enye zifuna inkqubo ehlawulweyo.