Tshintsha PSD ukuba JPG

Guqula Eyakho PSD ukuba JPG iifayile ngokulula

Khetha iifayile zakho

*Iifayile zicinyiwe emva kweeyure ezingama-24

Tshintsha iifayile simahla, Pro abasebenzisi bangaguqula iifayile ezinkulu kakhulu; Bhalisa ngoku

Iyalayisha

Indlela yokuguqula PSD ukuba JPG

Inyathelo 1: Layisha eyakho PSD iifayile usebenzisa iqhosha elingasentla okanye ngokutsala nokuwisa.

Inyathelo lesi-2: Cofa iqhosha elithi 'Guqula' ukuze uqalise ukuguqula.

Inyathelo lesi-3: Khuphela i-converted yakho JPG iifayile

PSD ukuba JPG Imibuzo Ebuzwa Rhoqo Ngokuguqula

Ndiyiguqula njani i-PSD ibe yi-JPG ngaphandle kokulahlekelwa umgangatho womfanekiso?

Layisha phezulu ifayile yakho PSD kwaye umguquli usebenzise umgangatho owaziyo wefomati efanelekileyo ye JPG. Ukungabikho kolahleko JPG (PNG, TIFF, BMP) yonke ipixel igcinwa; ukungabikho kolahleko JPG (JPG, WebP) ungalungisa umgangatho womsebenzi phambi kokukhuphela. I-PSD igcina amanqanaba, izigqubuthelo, iindlela zokudibanisa, izinto ezizimeleyo, amanqanaba olungiso nombhalo ohlelayo njengezinto eziphilayo ezihlukileyo. I-JPG ilahlekile: umfanekiso uguqulwa nge-DCT, u-quantized, kunye ne-entropiy-coded, ngeqhosha lomgangatho elilawula ukuba kuphi okuninzi okulahlekileyo.

Ithini into eyenza amanqanaba efayili yam PSD?

Ziqhotyoshelweyo, ngokusisigxina, kumfanekiso omnye odityanisiweyo. Iinkqubo zokudibanisa, iziqhoboshi, amanqanaba olungiso kunye nombhalo ohlelayo zonke zilungiswe kwipixels yokugqibela kuba JPG ayinaso isakhiwo sokuba zigcine. Gcina i PSD njenge-master esebenza kakuhle kwaye uthathe i JPG ngokungqongqo njenge-export. I-PSD igcina yonke intlawulo yokulungisa ebuyiselweyo, nto leyo eyenza ukuba ibe yifomati yomphathi woyilo lwemisebenzi eza kuvavanywa. I-JPG ayinabukhali, ikhupha ngaphezulu xa igcinwa kwakhona, kwaye ivelisa ukutshixa okubonakalayo kumbala othambileyo nombhalo oqaqambileyo.

Ingaba ukubonakaliswa okubonakalayo kuya kuqhubeka nokutshintsha PSD ukuya ku JPG?

Hayi - JPG ayinasiqhagamshelanisi se-alpha, ngoko imimandla ecacileyo idityaniswe nombala wokungasemva, omnyama ngaphandle kokuba uyitshintshile. Oku kubangela uxinzelelo oluqhelekileyo oluthile kule kuguqulelo: ilogo ebonakala icocekile kwiphepha elimnyama lifika ngebhokisi emhlophe ejikelezayo. Misela umbala omnyama ukuze uthelekise apho umfanekiso uhlala khona, okanye khetha injongo egcina i-alpha.

Ingaba ndiya kulahlekelwa yintoni ngomgangatho xa ndisuka kwi PSD ukuya kwi JPG?

Kwi umgangatho 80- 85 utshintsho alubonakali kumgama wokubona oqhelekileyo kwaye ifayile ihlala iphantsi nge 60- 80%. Ukubamba kukuba yindlela enye: ukubuyisela ukugcina i JPG ngokuphindaphinda idibanisa i artefacts ixesha ngalinye. Gcina i PSD njenge master kwaye uphinde uphinde uvule i JPG ukusuka kuyo xa ufuna ubungakanani obutsha.

Ingaba uguqulelo PSD ukuya JPG lugcina ukubonakala?

Ukubonakala ngaphaya kuqhubeka xa JPG i-PNG, WebP, TIFF, GIF, okanye SVG. Ukutshintsha kwi-JPG kugubungela isiqhagamshelanisi se-alpha phantsi kokungasemva omhlophe. Ukuba ufuna ukubonakala ngaphaya kwiziphumo, cwangcisa ukubonakala ngaphaya okuziyo JPG endaweni ye-JPG=JPG. I-JPG yi-JPEG eqhelekileyo ukusukela ngo-1992, kwaye emva kweminyaka emithathu ihlala i-format esetyenziswa ziikhamera ezininzi kunye ne-web sites ezininzi zomfanekiso.

Ingaba iprofayili yam yombala (sRGB / Adobe RGB / CMYK) izakuhlala i PSD ukuya ku JPG?

Iiprofayili zombala we-ICC ezifakwe ngaphakathi zifundwa ukusuka kwi PSD kwaye zidityaniswe kwakhona kwi-JPG apho ifomati ixhasa khona (JPG, PNG, TIFF, WebP). Iifomati ezingaxhaswanga zibuyela kwi-sRGB, egcina imibala ihambelana nakwimboniselo eninzi yexesha elidlulileyo.

Yintoni malunga ne-EXIF metadata xa uguqula PSD ukuya JPG?

I-EXIF yekhamera (ISO, i-shutter, i-lens, i-GPS coords) igcinwa ngokumiselweyo ngexesha PSD → JPG xa zombini iifayili zixhasa i-metadata. Sebenzisa ukhetho lobumfihlo ukususa i-metadata phambi kokukhuphela ukuba ufuna ukuthumela imifanekiso ngaphandle kolwazi lwendawo.

Ndingaguqula iifayili ezininzi PSD zibe JPG ngaxeshanye?

Ewe - tsala iifayile ezininzi PSD kummandla wokulayisha kwaye sizibeke kwifolokhwe ngokuthe ngqo. Abasebenzisi abakhululekileyo bafumana i-100 MB kwifayili nganye; iPremium ayinalo icebo kwifayili nganye kwaye iqhuba abasebenzi abathe ngqo, ngoko ke umfanekiso we-200-iqela ligqiba ngaphantsi kwemizuzu emibini.

I-PSD ithelekiswa njani ne-JPG kwi-Photoshop / i-GIMP kumsebenzi ofanayo?

Uguqulelo lwefomati ethe ngqo siqhuba i libpng / libjpeg- turbo / libwebp / ImageMagick imijelo yomhleli we desktop osebenzisa, ngemveliso efanayo yobunjani. Utshintsho luhamba ngaphaya kolawulo lweqela - iinkqubo ze desktop zivula ifayile enye ngexesha; siyamkela iqela.

Uphi ubungakanani obuzakubakho kwifayili yam JPG?

Okumiselweyo ku 1:1 — JPG wakho ugcina ubungakanani be-pixels yomthombo PSD. Ukuba ufuna ukuguqula ubungakanani njengenxalenye yokuguqula, sebenzisa /resize-image/ emva kokuguqula, okanye uyibeke kwi- /image-resize/ utility.

Ingaba i JPG incinane kangakanani na ukuba ingabonakali i-artifacts?

Kwi-JPG / WebP, umgangatho we-75-85 ufumana JPG 60-80% omncinane kune-PSD ngaphandle kotshintsho olubonakalayo kumgama wokujonga oqhelekileyo. Kwi-lossless JPG (PNG, TIFF), lindele ukonga okuncinci - ngokuqhelekileyo 5-30% nge-deflate / LZW uxinzelelo olungcono. I-JPG icinezela imifanekiso ebonakalayo ngokumangalisayo kwaye ifundeka ngazo zonke izixhobo, umkhangeli zincwadi nomshicileli okhoyo.

Ingaba iifayile zam PSD zifihlakeleyo ngexesha lokuguqulwa?

Ewe — iifayili ezilayishwe phezulu PSD ziqhubekekiswa kubasebenzi abakhethekileyo kwaye zicinywe ngaphakathi kwemizuzu. Asiyi kufunda, sigcine ixesha elide, okanye sinikezele i-pixel data. Ifestile yokugcina epheleleyo ibhalwe kwi /privacy/.

PSD

I-PSD (uXwebhu lwePhotoshop) yifomathi yefayile yemveli ye-Adobe Photoshop. Iifayile ze-PSD zigcina imifanekiso enamaleko, nto leyo evumela ukuhlela okungonakalisiyo nokugcina izinto zoyilo. Zibaluleke kakhulu kuyilo lwemizobo yobungcali kunye nolawulo lweefoto.