Tshintsha ubungakanani JFIF

I-Scale JFIF images ukuya nakweyiphi na ubungakanani

Khetha iifayile zakho

*Iifayile zicinyiwe emva kweeyure ezingama-24

Iinketho Zobungakanani kwakhona:

Ububanzi (px)

Ubude (px)

Gcina ubungakanani bendawo yokubonisa

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Iyalayisha

Indlela yokuguqula ubungakanani JFIF

1 Layisha phezulu i JFIF images ofuna ukuyiguqula ubungakanani bayo - sebenze ukusuka kwi-original enkulu onayo kunokuba usebenze kwikopi esele uyincinane.

2 Ngenisa ububanzi obumiselweyo, ubude obumiselweyo okanye iphesenti, kwaye ushiye isitshixo sothelekiso lwezinto ezibonakalayo sisebenza ngaphandle kokuba ufuna ukutsala ngokuzithemba.

3 Sebenzisa ubungakanani kwakhona; ifayile nganye kwiqela lithathwa kwinjongo efanayo kwindlela enye.

4 Layisha ezantsi ifayili eguqulwe kancinane JFIF, okanye iseti yonke kunye njengendawo yokugcina enye.

Tshintsha ubungakanani JFIF Imibuzo ebuzwa rhoqo

Ingaba ifomati yombhalo inegalelo kwiziphumo zotshintsho lobungakanani?

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. Oku kugqiba ukuba uxinzelelo lwefayile luyingxaki ye pixels kuphela okanye ingxaki yokubuyisela ukukhowuda.

Ingaba kukho into ekhethekileyo kwi JFIF endimele ndiyijonge?

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. Kufuneka ujonge phambi kokuba utshintshe ubungakanani befayili oza kukwazi ukuyibuyisela kwakhona.

Yintoni impazamo eqhelekileyo xa utshintsha ubungakanani be JFIF images?

Ukunyuka. Ukunyusa akukwazi ukuvelisa inkcukacha ezingazange zithathelwe, ngoko ke impumelelo yifomathi ecocekileyo yokuqala kubungakanani obukhulu. Soloko uguqula ubungakanani ezantsi ukusuka kumcebo omkhulu onawo, uguqula ubungakanani kabini endaweni yemizuzu.

I Tshintsha ubungakanani JFIF itshintsha njani iimfuno?

Ngokucacileyo, Umfanekiso uphinda uthathwe ngesihluzi se Lanczos kwaye emva koko uphinde ukhowudiwe, oko kuthetha ukuba ubungakanani obutsha buphinda bucinezelwe kwakhona - ngoko yenza kabini ukusuka kukuqala okukhulu onalo kunokuba uyenze kwinqanaba. Unika ububanzi obumiselweyo, ubude obumiselweyo okanye iphesenti, kwaye isebenza ukusuka kukuqala kunokuba ukusuka kwikopi eyenziwe ukuba ibe mkhulu ngaphambili.

Ndingaqhuba i Tshintsha ubungakanani 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; i pass iphakamisa loo nto.

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

Ikhamera EXIF (ISO, i-shutter, i-lens, i-GPS) kunye ne-ICC efakwe kwiprofayili idluliselwa ngokumiselweyo, kuba ukulahla iprofayili kwenza umbala utshintshe xa uphinda urhweba ngaphakathi. Sebenzisa ukhetho lokhuseleko lokucoca i-metadata phambi kokukhuphela ukuba ujongene nokupapasha ifayili.

Ingaba kukho umda wobungakanani befayili kwi Tshintsha ubungakanani JFIF?

Ewe: i-akhawunti ekhululekileyo iqhubekeka imifanekiso ukuya kwi-5 MB nganye, equka ngokucacileyo yonke ikhamera ye-JPG kunye nomfanekiso wefowuni; 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.

Ingaba i Tshintsha ubungakanani JFIF iya kunyusa ubunjani be JFIF images yam?

Umthombo olahlwayo sele uyimpumelelo yendlela enye yokugqitha, kwaye nayiphi na imisebenzi efuna ukubuyisela ikhowudi idibanisa enye. Xa umsebenzi ungakwenziwa ngaphandle kokucofa i-pixel data siyenza endaweni, kwaye apho ayikwazi khona ukhetha umgangatho wezinto eziluncedo ngokwakho kunokuba ufumana okumiselweyo okumiselweyo.

Kutheni i Word inxuwa liququzelela Tshintsha ubungakanani JFIF?

WORD.to ibekwe ngaphaya kweso siphelo esihleliweyo sobomi boxwebhu - i DOCX eyaqhubeka nokubhala, eyaqhubeka nohlobo kunye neyaqhubeka nokungabaza, phambi kokuba umntu ayile iphepha lokuthunyelwa. Iifayili ze-office ziibhokisi ezigcweleyo zosasazo lwabanye abantu - imifanekiso, umsindo ofakwe ngaphakathi, ifonti - ngoko umsebenzi abantu abafuna kuwo uhlala usebenza kumsebenzi abafunayo kuwo onke amaxwebhu. Tshintsha ubungakanani JFIF inikezela ukulayisha, icaps ne-akhawunti ngokuguqulwa ngenxa yoko.

Ndiza kwenza ntoni ngeziphumo xa i Tshintsha ubungakanani JFIF igqityiwe?

Umguquli kule ndawo uthatha amaxwebhu ngaphandle kwi PDF yokuthumela, kumfanekiso wokufaka nokubhala okucacileyo nantoni na efuna ukufunda ngokudwelisa, kwaye ibuyela umva kwindlela enye. Ukwenza oko emva koko kugcina i-original eguqulelweyo ejikeleze, eyiyo inxalenye ongayi kufumana kwakhona xa iphelelwe lixesha.

Ingaba Tshintsha ubungakanani JFIF apha isixhobo esifanayo esisebenza kumasayithi afana nalowo?

Iinjini zinikezelwa - uxwebhu olufanayo lwesixhobo sendlela, abasebenzi abafanayo, amaqondo afanayo. Oku Word site idibanisa kukubona okuqhubekayo ukuphuma kwifomati ye-Office kunye nokuba yintoni engayenzanga, eyiyo umbuzo ngamnye wale misebenzi ijikeleza ngoku. Iqala kwakhona kwinyani enye malunga nefomati le site ibizwa emva: uxwebhu luyi-zip ye-XML, ngoko utshintsho lombhalo luyabiza kwaye ubunzima buhlala bufana nomfanekiso ofakwe ngaphakathi.

Ndifuna i-akhawunti, kwaye ngaba kukho into egcinwa?

Akukho akhawunti, kwaye akukho nto igcinwayo: ulayisho lususwa kubasebenzi emva kokuba umsebenzi ugqibile, akukho nto ifundwayo kwaye akukho nto iqulathe isiqulathi seefayili. Iiakhawunti ezikhululekileyo zikhona kwimbali kunye nobungakanani beqela, hayi kwi access.