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Ukusika JPG

I-Free Online JPG Cropper

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Ukulayisha

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Indlela yokucima JPG

1 Layisha phezulu i-JPG images yakho bese ulinde ukubukeka.
2 Dlulisa ingxenye oyifunayo, noma cindezela ukukhethwa ku-1:1, 4:3 noma 16:9 bese udlulisa ngokukhululekile ngaphakathi kwesilinganiso.
3 Qinisekisa ukugoqa - i-rectangle efanayo isetshenziswa kuhele ngalunye olayishe, okuwukuthi indlela esethelwe ngayo iphele ngokuhambisana.
4 Layisha phezulu ifayela elitholwe JPG, nganoma yini engaphandle kwefremu elahliwe.

Ukusika JPG Imibuzo Evame Ukubuzwa

Indlela i Ukusika JPG ekhetha ngayo futhi ihlehlise indawo?
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Ngokucacile, imbewu isetshenziswa kusithombe esiqokiwe futhi imiphumela iphinde ikhodwe, ngakho ibiza isizukulwane esisodwa; lapho imbewu iqala khona ukuwela kuma-8-pixel MCU amaphesenti okungenani umqokeli angagcina amabhuzu angaphambilini futhi izindleko zihamba. Uzosusa indawo oyifunayo ngokuqondile kumboniso, noma ubhale ngokucacile ama-pixels axhumene uma uwazi.
Yebo. Chofoza okukhethiwe ku-1:1, 4:3, 16:9 noma noma yisiphi isibalo esijwayelekile bese ushaya ngokukhululekile ngaphakathi kwesimo esicindezelayo - lokhu kuyindlela othola ngayo isithombe esiphelele esilungele isikhala sohlelo olufanayo ngaphandle kokulinganisela noma yini.
Ingaba. 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 kuchaza ukuthi ngabe ukuvuna kuyisisebenziso se-pixel esicacile noma ngabe ifayela kumele liphinde liphinde lithuthukiswe.
Yebo — ngayinye igcina iphinde iqhube i-quantiser, ngakho ukuhlela futhi ugcine kabusha i-JPG kuholela ekulahleni kokukhiqizwa noma ngabe awukhuphuli i-slider yekhwalithi. Lolu uhlobo lwemininingwane ebonisa kuphela ngemuva kokubhala ngaphezulu okujwayelekile.
Ukunquma ngaphambi kokuguqula ubukhulu. Ukwenza okuncane kuqala kusuka ku-full-resolution original, bese uguqula ubukhulu bemiphumela - ukwenza lokhu ngendlela ehlukile isho ukuthi indawo ogcina yona idlulele esigabeni esincane esingadingeki ukuthi sidlulele.
Yebo, futhi lokhu kuyinkinga efanele ukuyenza lapha ngaphezu kokwenza ku-editor: i-rectangle efanayo isetshenziswa ngaphesheya kwe-batch, okuwukuthi indlela isethulo semikhiqizo eshoyo ephelela ngokuhambisana ngokuqinile endaweni yokuhambisana ngokulinganisela.
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 isizukulwane, ngakho isithombe esigcinwe nge-suffix engalungile sizoqhubeka sihamba.
Yebo: ama-akhawunti amahhala asebenza ngezithombe kuze kube yi-25 MB ngayinye, ehlanganisa ngokuyinhloko yonke ikhamera JPG nesithombe sefoni; umsebenzi ukwenziwa yi-libjpeg-turbo ne-libwebp, ama-library afanayo umhleli wedesktop uxhumana nawo. Amafayela amakhulu yizinto ezincane ezizokuvimbela ukungena ku-free level, futhi umkhawulo uhele ngalinye hhayi iqembu ngalinye.
Umsuka olahlekelwayo usuke umphumela wesikhathi sokungena esingu-1, futhi noma yisiphi isenzo esidinga ukuphinde sikhombise sifaka isithathu. 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.
Yebo. Thola isethulo esigcwele endaweni yokulayisha bese zihamba ngokufanayo nezilungiselelo ezifanayo - lokhu kuyisizathu esiyinhloko sokwenza lokhu kubrowser ngaphezu kwefayela elilodwa ngasikhathi sinye kumhleli. Ama-akhawunti amahhala aqhuba ifayela elilodwa ngasikhathi sinye; i-pass lifts that.
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.
No. Ukusika JPG ikhululekile ngaphandle kwe-akhawunti, akukho uphawu lwamanzi ku-output futhi akukho mnyango wokubhalisa phambi kokulanda. Ukulayisha kususwa ngokuzenzakalela isikhathi esincane ngemuva komsebenzi ophelile.

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