Buyisela ubukhulu PNG

Isikali PNG images kuze kube yisiphi isilinganiso

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Ukuguqula ubukhulu bezinto ezikhethwayo:

Ububanzi (px)

Ubude (px)

Gcina isilinganiso sesimo

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

Ukulayisha

Indlela yokuguqula ubukhulu PNG

1 Layisha phezulu i-PNG images oyifunayo ukuguqulwa isilinganiso - sebenze kusuka ku-original enkulu onayo endaweni yokukopela okwenze wancipha kabili.

2 Ngenisa ububanzi obufunayo, ubude obufunayo noma iphesenti, futhi ushiye ukuvala isilinganiso sesimo esivulekile ngaphandle kokuthi ufuna ukudlulisa ngokuzimela.

3 Sebenzisa ukuguqula ubukhulu; yonke ihele eqenjini lithathwa kulapho lifuna khona ngesinqumo esifanayo.

4 Layisha phezulu ihele eliguqulwe isilinganisi PNG, noma ihele lonke lihlanganise njengehele elilodwa.

Buyisela ubukhulu PNG Imibuzo Evame Ukubuzwa

Yini izilinganiso okufanele ngizibeke njengenjongo?

Uzofana nesiteshi esizohlala kuso. Umdlali wewebhu ogcwele ububanzi angeke afune okungaphezu kuka-1920 pixels ububanzi, isithombe sezinto ezingaphakathi 1200, ithumbnail 400, futhi ukudubula lezi nombolo kuzoba ne-high-DPI screens. Noma yini engaphezu kwalokhu yi-bytes akukho muntu obona.

Indlela i Buyisela ubukhulu PNG eshintsha ngayo izilinganiso?

Ngokucacile, ama-pixels aphinde athathwe nge-Lancos filter futhi abhalwe emuva ngaphandle kokulahleka, ngakho-ke into eyodwa olahlekelwa yiyo yimingwane engeke ifike kuma-pixels ambalwa; akukho okushiwo yi-encoder ephezulu. Unikeza isinqumo sobubanzi, isisinqumo sobude noma isiphesenti, futhi isebenza kusuka ku-original ngaphezu kokukopiwe okuncane ngaphambili.

Ingabe kukhona okuthile okukhethekile ku PNG okufanele ngibhekane nalo?

Yebo — Akukho sinqumo esisezingeni eliphakeme esizotholakale silungile — i-PNG ihamba ngezinyawo ngokugcwele, ngakho-ke into eyodwa kuphela eguqula izindleko zakho yisayizi yefayela. Kufanele ukuhlola ngaphambi kokuguqula ubukhulu behele, ngeke ukwazi ukulivuselela.

Yini iphutha elivame kakhulu uma ushintsha ubukhulu PNG images?

Ukuphakama. Ukukhululwa akukwazi ukusungula imingwane engakaze ithathwe, ngakho-ke imiphumela iyisiguqulo esilula sokuqala esingubukhulu obukhulu. Qaphela ushintsho lwesayizi ngezansi kusuka kumthombo omkhulu onawo, futhi ushintshe isayizi kabili ngaphezu kokwehla.

Yini engikwazi ukuyifaka ku Buyisela ubukhulu PNG?

PNG, BMP ne TIFF yifomethi ye-raster engalahlekelwa yisimo esiphatha ngokuqondile, futhi ama-lossesy sources (JPG, WebP, GIF) asebenza futhi uma ufuna ukuba kulowo mhlangano. I-TIFF enekhasi elilodwa noma eliningi itholakale futhi iphathwa ikhasi ngekhasi.

Ingabe kunesilinganiselo sobukhulu behele ku Buyisela ubukhulu PNG?

Yebo: ama-akhawunti amahhala asebenza izithombe kuze kube yi-5 MB ngayinye; ama-sources angeke alahlekelwa yilutho afinyelela esiphethweni ngokushesha kunama-photographs, ngoba akukho okuthunyelwe okwamanje. Uma ungaphezu kwayo, ukushintshana ku-PNG kuqala kuvame ukunethezeka ngokwayo — i-BMP ivame ukube yiminyaka eyisithupha kuya kweziyishumi ubukhulu besithombe esifanayo njenge-PNG.

Ingabe Buyisela ubukhulu PNG izonciphisa ukhwalithi ye PNG images yami?

Akukho. Umsuka ongenalutho ujikeleza-uhambe nge-bit-efanele, ngakho-ke uma ungacela ngokucacile ifomu lokukhishwa elinalutho ama-pixels abuyela emuva yi-pixels asuka ngaphakathi. Lokhu kuyisizathu esiphelele sokuqhubeka nokusebenza kulolu mndeni ngenkathi uqhubeka nokulungisa.

Ingabe ngizosebenzisa Buyisela ubukhulu PNG ku PNG images amaningi ngasikhathi sinye?

Yebo — thumela iset futhi iqhubekele phambili ngokufanayo ngaphansi kweset eyodwa yezinhlelo. Amafayela angekho emthethweni akhulu, ngakho-ke iqembu elikhulu liboshwe yijubane lakho lokulayisha ngaphezu kokuqhubekela phambili.

Kungani i EPUB site i host Buyisela ubukhulu PNG?

EPUB.to ifakwe evulekile eBook format - XHTML e zip, reflowable ngokudweba, futhi efundeka ku hardware akukho umuntu ocabanga mayelana layout for. Incwadi iyi-zip egcwele i-markup, izithombe nefonti, ngakho-ke cishe yonke imisebenzi abantu abaletha kuwebhusayithi ye-eBook isebenza kakhulu kusinye sezizinto. Buyisela ubukhulu PNG isebenza ku-upload efanayo ne-akhawunti efanayo njenge-conversions ngoba lapho idingeka khona.

Yini okufanele ngiyenze ngemiphumela uma i Buyisela ubukhulu PNG iqediwe?

Isiguquli kule ndawo sihamba namabhuku phakathi kwe-EPUB, MOBI, AZW3, PDF ne-DOCX, ngakho-ke isihloko siphele kunoma yisiphi isisetshenziswa esizofunda. Ukwenza lokhu ngemuva kwe Buyisela ubukhulu PNG kusho ukuthi ukuguqulwa kwenziwa kusuka kuhlobo olusetshenziswe, hhayi kusuka kulowo ongeke uphinde ulungise.

Ingabe Buyisela ubukhulu PNG lapha ithuluzi elifanayo lezindawo ezifanayo ezisebenza?

Ama-engine ahlukaniswe - i-toolchain efanayo, abasebenzi abafanayo, ama-limits afanayo. Okuthi EPUB site ikhuphule yimbono yokubuyela emuva: iyiphi yalezi misebenzi incwadi ebuyela emuva eqinisweni ixhasa, nokuthi iyiphi kuphela eyenza umbono ku-fixed-layout media ngaphakathi kwayo. Iqala futhi kusuka kuqiniso elinye mayelana nefomethi le site ibizwa ngemuva: incwadi iyi-zip ye-XHTML ene-manifest, ngakho-ke umbhalo ubiza cishe akukho futhi wonke umzamo obalulekile ukhuluma ngezithombe ezifakwe ngaphakathi nefonti eziseduze.

Ngidinga i-akhawunti, futhi yini egcinwa?

Akukho akhawunti, futhi akukho okugcinwa: ukuthunyelwa kususwa abasebenzayo ngemuva komsebenzi oqediwe, akukho okufundwayo futhi akukho okuhlobene. Ama-akhawunti amahhala akhona ngembali nenani leqembu, hhayi ukufinyelela.