Tshintsha JPG kuya PSD

Guqula Eyakho JPG kuya PSD amafayela kalula

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Tshintsha amafayela mahhala, Pro abasebenzisi bangaguqula amafayela amakhulu kakhulu; Bhala manje

Ukulayisha

Indlela yokuguqula JPG kuya PSD

Isinyathelo 1: Layisha eyakho JPG amafayela usebenzisa inkinobho engenhla noma ngokuhudula bese uphonsa.

Isinyathelo 2: Chofoza inkinobho ethi 'Guqula' ukuze uqale ukuguqulwa.

Isinyathelo 3: Landa i-version yakho PSD amafayela

JPG kuya PSD Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiyiguqula kanjani i-JPG ibe yi-PSD ngaphandle kokulahlekelwa ubuhle besithombe?

Layisha phezulu ihele lakho JPG futhi umguquli ufaka ukulungisa umgangatho okwaziyo ifomu le PSD. Ukungabi nalutho PSD (PNG, TIFF, BMP) wonke ama-pixel agcinwa; ukungabi nalutho PSD (JPG, WebP) ungalungisa umphumela womgangatho ngaphambi kokulayisha. I-JPG ilahlekelwa yisimo: isithombe siguqulwa nge-DCT, silinganiselwe, futhi sikhonjiswa nge-entropiya, nge-nobhu wobude olawula ukuthi yini elahlekile. I-PSD igcina ama-layers, ama-masks, ama-mix mode, izinto ezihlakaniphile, ama-layers wokuhlela kanye nombhalo ohlelayo njengezingxenye eziphilayo ezihlukile.

Ingabe ngizothola ukubukeka okucacile uma isithombe si PSD?

I-PSD isekela le fomethi, kodwa ukuguquka akukwazi ukuyenza. I-JPG ayinaso isixhumi se-alpha, ngakho wonke ama-pixels kufaka phakathi isizinda sifika sigcwele. Sebenzisa /removebackground/ ngemuva kokususa isithako — bese i-alpha channel PSD inikeza into egcinwa. I-PSD igcina yonke isinqumo sokuhlela esibuyiselwa emuva, ngakho-ke iyifomethi eyinhloko yomsebenzi wokudweba ozoba buyekeziwe.

Ingabe ukushintsha JPG kuya ku PSD kuzobuyisela ubunjani obulahlekile?

Akukho. Izinto ezicindezelwe ezifakwe ku JPG manje ziyidatha ye-pixel ejwayelekile, futhi PSD igcina kahle kunesisusa. Ihele livame ukukhula, ngamanye amaxesha likhula izikhathi eziningi. Kuyinto efanele ukuyenza ngaphambi kokuhlela, ngoba ukuhlela okulandelayo akuzofaka isizukulwane sesithathu sokulimala phezulu. I-JPG ayinayo ukubukeka okucacile, ihamba kancane ngaso sonke isikhathi lapho igcinwa kabusha, futhi ikhiqiza ukuvala okubonakalayo kumbala ophansi nombhalo oqinile.

Ingabe i-PSD igcina i-EXIF data kusuka ku-JPG yami?

Ngokungajwayelekile yebo, lapho injongo ikhona khona ukuze ibekwe khona - imodeli yekhamera, izilungiselelo zokuveza, ilensi kanye ne-GPS coordinates zonke zihamba phambili. I-GPS iyindawo efanele ukucabanga ngayo: uma isithombe sizoshicilelwa, sebenzisa i-strip-metadata option ukuze ungasakazi lapho isithombe sithathwe khona. I-JPG iyisimo se-JPEG esijwayelekile kusukela ngo-1992, futhi ngemuva kweminyaka emithathu ihlala iyisimo esisetshenziswa amakhamera amaningi namanye amawebhusayithi asebenzisa ama-photos.

Ingabe JPG kuya ku PSD ukuguqulwa kugcina ukubukeka okucacile?

Ukubukeka okucacile kuqhubeka uma PSD i-PNG, WebP, TIFF, GIF, noma SVG. Ukushintsha ku-JPG kwenza i-alpha channel ibe mhlophe. Uma ufuna ukubukeka okucacile esinqumweni, bheka ukubonakala okucacile okuqaphelayo PSD endaweni ye-PSD=JPG. PSD yi Adobe Photoshop ikhasi elizalwa, futhi kuyifayela esebenza kakhulu kunalokho ukuthumela ifomu.

Ingabe iprofayili yami yombala (sRGB / Adobe RGB / CMYK) izohlala JPG kuya PSD?

Amaprofayili wemibala we-ICC afakwe ngaphakathi afundeka kusuka ku-JPG futhi axhunywe kabusha ku-PSD lapho ifomu lixhasa khona (JPG, PNG, TIFF, WebP). Amafomu enza iphrofayli ayixhasi ubuyela emuva ku-sRGB, okugcina amamibala ahambisana nemboniso yamanje.

Yini mayelana ne-EXIF metadata uma uguqula JPG kuya ku PSD?

Ikhamera EXIF (ISO, i-shutter, i-lens, GPS coords) igcinwa ngokuzenzakalela ngesikhathi JPG → PSD lapho amafomethi amabili exhasa i-metadata. Sebenzisa ukhetho lokufihla ukususa i-metadata ngaphambi kokulayisha uma ufuna ukuhlanganisa izithombe ngaphandle kokubeka indawo.

Ingabe ngingakwazi ukushintsha amafayela amaningi JPG abe PSD ngasikhathi sinye?

Yebo — cindezela amafayela ahlukahlukene JPG endaweni yokulayisha bese siwafaka emgodini ngokufanayo. Abasebenzisi abamahhala bathola i-100 MB ngefayela ngalinye; iPremium ayinaso isikhala ngasinye sefayela futhi isebenza nabasebenza ngokufanayo, ngakho-ke isithombe esingu-200 siqediwe ngezansi kwemizuzu emibini.

Ingabe JPG kuya ku PSD iqhathaniswa kanjani ne-Photoshop / GIMP ngemisebenzi efanayo?

Ukuguqulwa kwefomethi eqondile sisebenzisa i-libpng / libjpeg-turbo / libwebp / ImageMagick pipes efana ne-desktop editor, ngekhwalithi yokuphuma efana. Ushintsho luyi-batch parallel handling — desktop applications open one file at a time; we accept a batch.

Yini isixazululo esizobe sikhona kuhele PSD?

Okuzenzakalelayo yi-1:1 — PSD yakho igcina ama-pixels alinganayo we-JPG. Uma ufuna ukuguqula ubukhulu njengengxenye yokuguqulwa, sebenzisa /resize-image/ ngemuva kokuguqulwa, noma uyibeke nge /image-resize/ utility.

Ingabe i PSD ingancane uma ingabonakali i-artifacts?

I-JPG / WebP, umgangatho 75-85 uvame ukuthola i-PSD 60-80% encane kune-JPG ngaphandle koshintsho olubonakalayo emgwaqweni wokubuka ojwayelekile. I-lossless PSD (PNG, TIFF), cabanga ukulondoloza okuncane - ngokuvamile 5-30% nge-deflate / LZW yokucindezela.

Ingabe amafayela ami JPG afihlakele ngesikhathi sokuguqulwa?

Yebo — amafayela alayishwe phezulu JPG aqhubekelwa emisebenzini ehlukanisiwe futhi asuswa ngaphakathi kwemizuzu. Asikwazi ukufunda, ukugcina isikhathi eside, noma ukuhlanganisa idatha ye-pixel. Ifasitela eligcwele lokugcinwa libhalwe ku /privacy/.

JPG

Amafayela e-JPG asebenzisa ukucindezela okulahlekile okwenzelwe izithombe, okunikeza osayizi abancane bamafayela ngenkathi kugcinwa ikhwalithi yokubuka.

PSD

I-PSD (Idokhumenti ye-Photoshop) ifomethi yefayela lendabuko le-Adobe Photoshop. Amafayela e-PSD agcina izithombe ezinezingqimba, okuvumela ukuhlela okungonakalisi nokulondoloza izakhi zomklamo. Zibalulekile ekuklanyweni kwezithombe kochwepheshe kanye nokuphathwa kwezithombe.