Guqula JPEG kuya JPG

Guqula Eyakho JPEG kuya JPG amafayela kalula

Khetha amafayela akho

*Amafayela asusiwe ngemva kwamahora angu-24

Guqula amafayela afinyelela ku-1 GB mahhala, abasebenzisi be-Pro bangaguqula amafayela afinyelela ku-100 GB; Bhalisa manje

Ukulayisha

Indlela yokuguqula JPEG kuya JPG

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

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

Isinyathelo 3: Landa i-version yakho JPG amafayela

JPEG kuya JPG Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiguqula kanjani i-JPEG ibe yi-JPG ngaphandle kokulahlekelwa ubuhle besithombe?

Layisha phezulu ihele lakho JPEG, bese isiguquli sethu sifaka ukulungisa umgangatho okwaziyo ifomethi ye-JPG. Ifomethi engalahleki (PNG, TIFF, BMP) sigcina wonke ama-pixel; ifomethi elahlekile (JPG, WebP) ungahlela umphumela womgangatho ngaphambi kokufaka. I-JPG iyisimo se-JPEG esijwayelekile kusukela ngo-1992, esisetshenziswa ngaphansi kwe-.jpg,.jpeg ne-.jfif izixhumanisi, futhi ngemuva kweminyaka emithathu ihlala ifomu elisetshenziswa amakhamera amaningi ne-web site eminingi ukuthwebula izithombe.

Ingabe ukuguqulwa JPEG kuya ku JPG kugcina ukubukeka okucacile?

Ukubukeka okucacile kuhlala lapho uhamba ku-PNG, WebP, TIFF, GIF noma SVG. Ukushintsha ku-JPG kuhlanganiswa isixhumi se-alpha esibhekene nesizinda esimhlophe — uma ufuna ukubukeka okucacile, bheka ifomu elikwaziyo ukubukeka okucacile endaweni ye-JPG.

Yini mayelana ne-EXIF metadata uma uguqula JPEG usuka ku-JPG?

Kuzo zonke izishintsho, ama-EXIF ama-camera afana nemodeli ye-camera nendawo ye-GPS afakwanga ku-JPG. Akukho sinqumo kule khasi sokugcina noma ukususa i-metadata, ngakho hlola imiphumela ngombonisi we-metadata uma kubaluleke.

Ingabe ngingenza ukuguqulwa kwekhulu le JPEG amafayela ku JPG ngasikhathi sinye?

Amafayela amaningi emisebenzini eyodwa adinga iphrojekthi ekhokhelwa. Ukusetshenziswa okumahhala kuyisifayela esisodwa ngasinye sokuguqulwa, ukuguqulwa okufanayo ngehora. Kuphrojekthi ekhokhelwa ungangeza amafayela amaningi kumsebenzi owodwa, bese ulanda impendulo ngayinye yayo noma zonke ku-ZIP eyodwa.

Yini isixazululo kanye nezici zehele lami JPG?

Ukuziphatha okuzenzakalelayo yi-1:1 — i-JPG yakho yesokudla inezici ezifanayo ze-pixel njenge-JPEG. Uma ufuna ukushintsha ubukhulu njengengxenye yokuguqulwa, sebenzisa i-/resize-image/ tool ngemuva kokuguqulwa, noma uyibeke nge-/image-resize/ utility.

Ingabe ihele JPG lincane uma kungabonakali izinto ezibonakalayo?

I-JPG / WebP, ikhwalithi engu-75-85 ithola ihele elincincane ngama-60-80% kunalokho okusuka ku-JPEG ngaphandle koshintsho olubonakalayo emgwaqweni wokubuka ojwayelekile. Inhloso engalahleki (PNG, TIFF), cabanga ukulondoloza okuncane — ngokuvamile 5-30% nge-deflate / LZW yokucindezela okungcono.

Ingabe amafayela ami JPEG afihlakele ngesikhathi sokuguqulwa?

Yebo. Amafayela JPEG alayishwe phezulu aphathwa kumaseva ethu okuguqula, akukho muntu obhekana nawo, futhi angeke ahlukaniswe. Ukulayishwa kanye nokuguqulwa kwe JPG kususwa ngokuzenzakalela cishe amahora angu-24 ngemuva kokuguqulwa, okushiya isikhathi sokulanda imiphumela. Bona /privacy/ ukufinyelela kunqubomgomo egcwele.

Kungani ihele lami eliguqulwe JPG likhulu / lincane kunalokho engilindele?

Ihele JPEG elinamandla okucindezeleka (isibonelo, iJPG enamandla okucindezeleka) livame ukukhula uma liphinde likhodwe ku JPG (PNG, TIFF) elingasebenzisi amandla, futhi i-bitrate ephezulu engenamsebenzi JPEG livame ukuncipha kakhulu uma liya ku-JPG/WebP. Ukulingana kuxhomekeka kusithombe esiqukethwe (izithombe zicindezeleka ngendlela eyahlukileyo kunaleyo ye-line art).

Ingabe ngisebenzisa ifayela eliguqulwe JPG ngebhizinisi?

Yebo. Ukuguquka kuyisimo soshintsho - ilungelo lokushicilela kusithombe sihlala kuwe (noma umuntu ophethe isithombe kumthombo JPEG). Sifaka i-watermark, i-metadata stamp, futhi sicela ilayisense ngaphezulu kwe-output.

JPEG

I-JPEG isebenzisa ukucindezela okulahlekile okwenzelwe izithombe, ikhwalithi yokulinganisela kanye nosayizi wefayela.

JPG

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