Buyisela ubukhulu JPG

Isibonisi sesimo esivulekile JPG

Khetha amafayela akho

*Amafayela asusiwe ngemva kwamahora angu-24

Ukuguqula ubukhulu bezinto ezikhethwayo:

Ububanzi (px)

Ubude (px)

Gcina isilinganiso sesimo

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

Ukulayisha

Indlela yokuguqula ubukhulu JPG

1 Layisha phezulu i-JPG 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 esisodwa.

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

Buyisela ubukhulu JPG Imibuzo Evame Ukubuzwa

Ingabe ngigcina isilinganiso sesimo, noma ngicindezele izilinganiso ezifanele?

Zonke ezimbili. Khusela isilinganiso futhi ubukhulu olunye luvela kwezinye, okuwukuthi ofunayo cishe njalo. Khusela futhi uthola inani elifanele obhalelayo, ngezindleko zokuziqinisa — okudingekayo ku-slot eqinile, okungalungile ku-photo.

Ingabe ifomethi yomsuka ithinta imiphumela yokuguqula ubukhulu?

Isebenza. I-JPG igcina i-8-bit RGB nge-DCT elahlekile nge-4:2:0 chroma subsampling ngokuzenzakalela, ngakho umbhalo obomvu oqinile kanye nama-edge anzima yizinto zokuqala zokuncibilikisa. Lokhu kusho ukuthi ngabe ukuncipha kwehele kuyisimangalo se-pixels noma simangalo sokuphinde ubhale kabusha.

Yini iphutha elivame kakhulu uma ushintsha ubukhulu JPG 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 endaweni yesigaba.

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.

Ingabe Buyisela ubukhulu JPG izonciphisa ukhwalithi ye JPG images yami?

Umsuka olahlekelwayo usuke umphumela wesikhathi sokungena esingu-1, futhi noma yisiphi isenzo esidinga ukuphinde sikhombise sifaka isithupha. lapho umsebenzi ungakwenziwa khona ngaphandle kokuchofoza i-pixel data sizokwenza lokho endaweni, futhi lapho kungasakwazi khona ukhetha i-quality factor wena ngokwakho ngaphezu kokuthola iphutha eliqinile.

Yini ekwenzeke ku-EXIF nedatha yeprofayili yombala?

Ikhamera EXIF (ISO, i-shutter, i-lens, GPS) neprofayili efakwe ngaphakathi ye-ICC idluliselwa ngokuzenzakalela, ngoba ukushiya iprofayili kwenza umbala ushintshe uma ufaka kabusha. Sebenzisa ukhetho lokufihla ukususa i-metadata ngaphambi kokulayisha uma uhlela ukushicilela ifayela.

Ingabe Buyisela ubukhulu JPG ibiza noma yini?

No. Buyisela ubukhulu JPG ikhululekile ngaphandle kwe-akhawunti, akukho uphawu lwamanzi ku-output futhi akukho mnyango wokubhalisa phambi kokulanda. Ukulayisha kususwa ngokuzenzakalela isikhathi esincane ngemuva komsebenzi ophelile.

Yini engikwazi ukuyifaka ku Buyisela ubukhulu JPG?

Noma yini emndenini we-lossy raster — JPG, JPEG, JFIF ne-WebP — kanye nefomethi engalahleki (PNG, BMP, TIFF) uma ufuna ukuzixhuma ndawonye. Ifomethi ifundwa kusuka kuhele lombhalo ophezulu, hhayi isiqephu, ngakho isithombe esigcinwe nge-suffix engalungile sizoqhubeka sihamba.

Kungani i PDF site i host Buyisela ubukhulu JPG?

PDF.to ikhona ngoba i-PDF iyilapho amadokhumende ehamba khona ukuze ahlukaniswe khona futhi indawo ebuhlungu kakhulu yokuzigcina lapho zisebenza khona, ngakho-ke cishe yonke imisebenzi lapha ikhuluma ngokuthola into ngaphakathi noma ngaphandle kwalolu hlelo ngokuzimela. Idokhumende lihlala lifika ezweni elidinga ukushiya kulo: likhulu kakhulu, linomkhawulo ongalunganga, livaliwe, noma i-scan engenambhalo kulo. Buyisela ubukhulu JPG ihlala ku-upload efanayo ne-akhawunti efanayo njenge-conversions ngoba lezi misebenzi zivela ndawonye.

Yini okufanele ngiyenze ngemiphumela uma i Buyisela ubukhulu JPG iqediwe?

Umguquli kule ndawo uhambisa amadokhumende phakathi kwe-PDF, i-Word, izithombe, umbhalo ojwayelekile kanye ne-eBook formats nganoma yisiphi isiqondiso, ngakho konke okuphuma kuthuluzi lapha kunendawo yokuya phambili ngaphandle kokufaka okulandelayo. Ukusebenzisa lokhu ngemuva kwe Buyisela ubukhulu JPG ngaphezu kokungaphambili kugcina isakhiwo sedokhumende sihle ngokuya ngenyathelo engahle ifane nokuyihlaza.

Ingabe Buyisela ubukhulu JPG lapha ithuluzi elifanayo lezindawo ezifanayo ezisebenza?

Ama-engine ahlukaniswe - i-document toolchain efanayo, abasebenzi abafanayo, ama-limits afanayo. Okunye okushiwo yi PDF site kukhombisa lapho ifayela lihlala khona i-document futhi lapho lifuna khona ukuba yisona sinye, okuwusinqumo esiningi sezinto ezisebenza ngokucophelela ukwenza kuwe. Kuqala futhi kusuka kuqiniso elinye mayelana nefomethi le site ibizwa ngemuva: i-PDF iyi-graph yento, hhayi isithombe sekhasi, ngakho umbhalo uhlala ukhethwa futhi ama-vectors ahlala aqinile kungakhathaliseki ukuthi kwenzekani ku-raster content ngaphakathi kwayo.

Ngidinga i-akhawunti, futhi yini egcinwa?

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