Isihleli sokuqhafaza se-GIMP: i-algorithm yokwenza imisebenzi eyisisekelo

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Phakathi kwabahleli bezithombe eziningi, kufanelekile ukugqamisa uhlelo lwe-GIMP. Kungukuphela kwesicelo sokuthi ekusebenzeni kwayo empeleni akuphansi kuma-analogues akhokhelwayo, ikakhulukazi i-Adobe Photoshop. Amathuba walolu hlelo lokwakha nokuhlela izithombe muhle kakhulu. Ake sibheke ukuthi singasebenza kanjani kuhlelo lokusebenza lwe-GIMP.

Landa inguqulo yakamuva ye-GIMP

Dala isithombe esisha

Okokuqala, sizofunda ukuthi ungasakha kanjani isithombe esisha ngokuphelele. Ukwakha isithombe esisha, vula ingxenye ethi "Ifayela" kumenyu enkulu bese ukhetha into ethi "Dala" ohlwini oluvulayo.

Ngemuva kwalokho, kuvulwa iwindi phambi kwethu, lapho kufanele singene khona ngamapharamitha okuqala wesithombe esenziwe. Lapha singabeka ububanzi nokuphakama kwesithombe esizayo ngamaphikseli, amayintshi, amamayela, noma kwamanye amayunithi. Ngokushesha, ungasebenzisa noma iziphi izifanekiso ezitholakalayo, ezizokonga isikhathi ekudalweni kwezithombe.

Ngaphezu kwalokho, ungavula izinketho ezithuthukile, ezibonisa ukulungiswa kwesithombe, isikhala sombala nesizinda. Uma ufuna, ngokwesibonelo, ukuthi isithombe sinemuva esobala, khona-ke entweni ethi "Gcwalisa", khetha inketho ethi "Transparent layer". Kuzilungiselelo ezithuthukile, ungenza futhi amazwana wombhalo esithombeni. Ngemuva kokuthi usuqede zonke izilungiselelo, chofoza inkinobho "Kulungile".

Ngakho-ke, isithombe silungile. Manje ungenza umsebenzi owengeziwe ukusinikeza ukubukeka kwesithombe esigcwele.

Ungasika futhi unamathisele kanjani uhlaka lwento

Manje ake sibheke ukuthi ungasinqamula kanjani uhlaka lwento kusuka esithombeni esisodwa bese unamathisela kwenye ingemuva.

Sivula isithombe esisidingayo ngokuya ngokulandelana kwinto yemenyu ethi "Ifayela", bese singena kwinto engezansi ethi "Vula".

Ewindini elivulayo, khetha isithombe.

Ngemuva kokuthi isithombe sivulekile ohlelweni, iya ohlangothini lwesobunxele lwewindi, lapho kutholakala khona amathuluzi ahlukahlukene. Khetha ithuluzi le-Smart Scissors, bese ulichofoza eduze kwezingcezu esifuna ukuzisika. Isimo esiyinhloko ukuthi ulayini wedlula uvaliwe endaweni efanayo lapho waqala khona.
Lapho nje into isizungeziwe, chofoza ngaphakathi kuyo.

Njengoba ukwazi ukubona, umugqa odayiwe wagcwaliswa, okusho ukuqeda ukulungiswa kwento yokusika.

Esigabeni esilandelayo, udinga ukuvula isiteshi se-alpha. Ukuze wenze lokhu, chofoza engxenyeni engakhethiwe yesithombe ngenkinobho yegundane elifanele, nakumenyu evulayo, iya ezintweni: "Isendlalelo" - "I-Transparency" - "Ngeza i-Alpha Channel".

Ngemuva kwalokho, iya kumenyu enkulu, bese ukhetha isigaba esithi "Ukukhetha", futhi kusuka ohlwini olwehliswayo, chofoza entweni ethi "Ngena".

Futhi, iya entweni efanayo yemenyu - "Ukukhetha". Kepha kulokhu kuhlu olwehlayo, chofoza okubhaliwe "Feather ...".

Ewindini elivelayo, singashintsha inani lamaphikseli, kodwa kulokhu akukho lokhu. Ngakho-ke, chofoza inkinobho "OK".

Okulandelayo, iya entweni "Hlela" yemenyu, nakuhlu olubonakala, chofoza entweni "Sula". Noma vele ucindezele inkinobho ethi Delete kukhibhodi.

Njengoba ubona, lonke ingemuva elizungeze into ekhethiwe liyasuswa. Manje yiya kusigaba semenyu ethi "Hlela", bese ukhetha into ethi "Kopisha".

Ngemuva kwalokho sakha ifayela elisha, njengoba kuchazwe esigabeni esedlule, noma sivule ifayela elenziwe ngomumo. Futhi, iya entweni yemenyu "Hlela", bese ukhetha okubhaliwe "Namathisela". Noma vele ucindezele isinqamuleli sekhibhodi i-Ctrl + V.

Njengoba ubona, i-contour yento ikopishwe ngempumelelo.

Dala isizinda esibonakalayo

Imvamisa, abasebenzisi futhi badinga ukudala ingemuva esobala lesithombe. Ungakwenza kanjani lokhu ngenkathi udala ifayela, esikushilo ngamafuphi engxenyeni yokuqala yokubukeza. Manje ake sixoxe ukuthi ungayishintsha kanjani ingemuva ngesibonakaliso esivele obala.

Ngemuva kokuthi sivule isithombe esisidingayo, iya engxenyeni ethi "Ungqimba" kumenyu enkulu. Kuluhlu olwehliswayo, chofoza izinto "iTransparency" ne "engeza isiteshi se-alpha".

Okulandelayo, sebenzisa ithuluzi "Khetha izindawo eziseduze" ("Magic Wand"). Sichofoza ngemuva, okufanele kwenziwe kube sobala, bese uchofoza inkinobho ethi Delete.

Njengoba ukwazi ukubona, emva kwalokho isizinda sesivele sobala. Kepha kufanele kwaziwe ukuthi ukuze ugcine isithombe esiphumile ukuze ingemuva lingalahlekelwa yimpahla yayo, kuyadingeka kuphela ngefomethi esekela ukuvela obala, ngokwesibonelo i-PNG noma i-GIF.

Ungayenza kanjani isendlalelo esobala e-Ghimp

Ungawakha kanjani umbhalo wesithombe

Inqubo yokwenza amalebula esithombeni nayo inentshisekelo kubasebenzisi abaningi. Ukuze wenze lokhu, kufanele kuqala sakhe ungqimba lombhalo. Lokhu kungatholakala ngokuchofoza isithonjana kubha yamathuluzi engakwesokunxele ngesimo sencwadi ethi "A". Ngemuva kwalokho, sichofoza kuleyo ngxenye yesithombe lapho sifuna ukubona khona okubhaliwe, bese sikubhala kusuka kukhibhodi.

Usayizi wefonti nohlobo kungashintshwa kusetshenziswa iphaneli elintantayo ngaphezulu kokubhaliwe, noma kusetshenziswa ibhokisi lamathuluzi elibekwe ngakwesokunxele sohlelo.

Amathuluzi wokudweba

Uhlelo lokusebenza lwe-Gimp lunenombolo enkulu kakhulu yamathuluzi wokudweba emithwalweni yayo. Isibonelo, ithuluzi lepensela lenzelwe ukudweba ngemivimbo ebukhali.

I-brashi, kunalokho, ihloselwe ukudweba ngemivimbo ebushelelezi.

Usebenzisa ithuluzi lokugcwalisa, ungagcwalisa zonke izindawo zesithombe ngombala.

Ukuzikhethela kombala okusetshenziswa ngamathuluzi kwenziwa ngokuchofoza inkinobho efanele kupaneli lesokunxele. Ngemuva kwalokho, kuvela iwindi lapho, usebenzisa iphalethi, ungakhetha umbala owuthandayo.

Ukusula isithombe noma ingxenye yaso, sebenzisa ithuluzi le-Eraser.

Igcina isithombe

I-GIMP inezinketho ezimbili zokulondolozwa kwezithombe. Eyokuqala yalokhu ifaka ukulondolozwa kwesithombe ngefomethi yangaphakathi yohlelo. Ngakho-ke, ngemuva kokulayishwa okulandelayo kwi-GIMP, ifayela lizobe lilungele ukuhlelwa kusigaba esifanayo lapho umsebenzi kulo waphazamiseka khona ngaphambi kokulondolozwa. Inketho yesibili ifaka ukulondolozwa kwesithombe ngamafomethi atholakalela ukubukwa kubahleli bezithombe obuvela eceleni (PNG, GIF, JPEG, njll). Kepha, kulokhu, lapho ulayisha kabusha isithombe ku-GIMP, ukuhlela izendlalelo ngeke kusasebenza. Ngakho-ke, inketho yokuqala ilungele izithombe, umsebenzi ohlelelwe ukuqhubeka ngokuzayo, nowesibili - ngezithombe eziphelele.

Ukuze ulondoloze isithombe ngendlela efinyelelekayo, vele uye engxenyeni ethi "Ifayela" yemenyu enkulu bese ukhetha u- "Gcina" ohlwini oluvelayo.

Kulokhu, iwindi livela lapho kufanele sicacise khona isikhombimsebenzisi sokulondolozwa kokusebenza, siphinde sikhethe ukuthi sifuna ukusilindisa ngasiphi isimo. Ifomethi yefayela etholakalayo longa i-XCF, kanye nokugcina umlando i-BZIP ne-GZIP. Ngemuva kokuthi sithathe isinqumo, chofoza inkinobho ethi "Gcina".

Ukulondolozwa kwesithombe ngendlela engabukwa ezinhlelweni zomuntu wesithathu kuyinkimbinkimbi kakhulu. Ukuze wenze lokhu, isithombe esiphumela kufanele siguqulwe. Vula ingxenye ethi "Ifayela" kumenyu enkulu, bese ukhetha into ethi "Export As ...".

Ngaphambi kwethu kuvula iwindi lapho kufanele sinqume ukuthi ifayili lethu lizogcinwa kuphi, futhi libuye lisethele nefomethi yalo. Ukukhetha okukhulu kakhulu kwamafomethi weqembu lesithathu kuyatholakala, kusuka kusiko le-PNG lendabuko, i-GIF, ye-JPEG kufomethi yamafayela wezinhlelo ezithile, njenge-Photoshop. Uma sesinqume endaweni yesithombe nangefomethi yaso, chofoza inkinobho ethi "Thekelisa".

Ngemuva kwalokho iwindi livela nezilungiselelo zokuthumela ngaphandle, lapho izinkomba ezinjengokucindezelwa kwesilinganiso, ukulondolozwa kombala wangemuva, bese kuvela abanye. Abasebenzisi abathuthukile, ngokuya ngezidingo zabo, kwesinye isikhathi bayashintsha lezi zilungiselelo, kepha vele sichofoza inkinobho ethi "Thumela", shiya izilungiselelo ezizenzakalelayo.

Ngemuva kwalokho, isithombe sizogcinwa ngefomethi oyidingayo endaweni enqunyelwe ngaphambili.

Njengoba ukwazi ukubona, umsebenzi kuhlelo lwe-GIMP uyinkimbinkimbi impela, futhi kudinga ukulungiswa kokuqala. Ngasikhathi sinye, ukucubungula izithombe kulolu hlelo lokusebenza kusenzima kunakwezinye izinhlelo ezifanayo, isibonelo i-Photoshop, kanye nokusebenza okubanzi kwalesi sihleli semifanekiso kumangalisa ngokumangazayo.

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