Ib qho ntawm cov duab zoo nkauj tshaj qhov cuam tshuam nrog hloov daim duab rau xim dub thiab dawb tshwj tsis yog rau ib qho khoom uas sawv ntawm xim. Koj tuaj yeem ua tiav qhov no hauv ntau txoj hauv kev. Nov yog txoj hauv kev tsis muaj kev puas tsuaj uas siv lub npog ntsej muag hauv daim duab dawb GIMP (GNU Image Manipulation Program)
Tsim cov txheej los ua haujlwm nrog
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Qhib cov duab uas koj xav ua haujlwm nrog hauv GIMP. Qhov no ua haujlwm zoo tshaj plaws nrog cov xim zoo sib xws rau lwm cov xim hauv daim duab.
Image - Ua cov khaubncaws sab nraud povtseg pom los ntawm nias Ctrl + L.
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Right-click on the background layer, and select Duplicate Layer los ntawm cov ntawv qhia zaub mov. Koj yuav tau ib txheej tshiab hu ua ib yam li qhov qub nrog daimkawg.
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Ob-nias lub npe txheej thiab hloov " copy" nrog " grayscale." Tom qab ntawd. nias Enter txhawm rau hloov lub npe txheej.
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Mus rau Colors ntawv qhia thiab xaiv Desaturate > Xim rau Grey nrog cov txheej grey xaiv.
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Ib lub rooj sib tham tshiab ntab yuav qhib thiab muab rau koj saib ua ntej ntawm cov duab grayscale yuav zoo li cas. Yog tias nws pom lub teeb dhau, xaiv Txhim Kho Duab Ntxoo . Thaum koj txaus siab rau qhov tshwm sim, nias Ok.
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Right click on the greyscale txheej hauv cov khaubncaws sab nraud povtseg thiab xaiv Add Layer Mask los ntawm cov ntawv qhia zaub mov.
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Tsim cov kev xaiv raws li qhia ntawm no hauv qhov kev sib tham uas tshwm sim, nrog Dawb (tag nrho opacity) xaiv. Xaiv Add txhawm rau siv daim npog ntsej muag. Cov khaubncaws sab nraud povtseg tam sim no yuav pom lub thawv dawb nyob ib sab ntawm daim duab thumbnail - qhov no sawv cev rau lub npog ntsej muag.
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Cia xim qhia dhau
Ib daim npog ntsej muag cia koj tshem tawm qhov chaw ntawm ib txheej los ntawm kev pleev xim rau ntawm daim npog ntsej muag. Dawb nthuav tawm txheej, dub thaiv nws tag nrho, thiab ntxoov grey ib feem qhia nws. Vim tias tam sim no lub npog ntsej muag yog dawb tag nrho, tag nrho cov txheej grey nplai raug nthuav tawm. Koj tab tom yuav thaiv cov txheej txheem grey, thiab nthuav tawm cov xim los ntawm txheej keeb kwm yav dhau los ntawm kev pleev xim rau ntawm lub npog ntsej muag nrog dub.
Muaj ob peb txoj hauv kev los daws qhov no, tom qab ntawd. Koj tuaj yeem pleev xim koj lub npog ntsej muag ntawm lub ntsej muag grey nplai dub nrog Paintbrush Tool, lossis koj tuaj yeem siv ib qho ntawm cov cuab yeej xaiv xim ntawm cov xim hauv qab los xaiv cov cheeb tsam uas koj xav tau, thiab tshem tawm lossis pleev xim rau lawv dub los ntawm greyscale txheej.
Xaiv los ntawm Cov Cuab Yeej Xim yog qhov kev xaiv yooj yim tshaj plaws, vim nws yooj yim rau mess nrog txhuam. Txawm li cas los xij, yog tias koj daim duab tsis ua haujlwm zoo nrog qhov ntawd, koj yuav tsum siv txhuam.
- Hide lub greyscale txheej, thiab xaiv xim ib.
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Xaiv Xaiv los ntawm Xim lub cuab yeej los ntawm koj lub cuab yeej.
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Xaiv thaj chaw uas koj xav qhia dhau los.
Image - Tej zaum koj yuav tau kho qhov Threshold, thiab rov ua ob peb zaug kom tau raws nraim qhov koj xav tau. Koj tuaj yeem sim txo qhov pib, thiab tuav tus yuam sij ua haujlwm thaum xaiv ntau qhov chaw los tuav ntau yam xim.
- Thaum koj txaus siab rau qhov kev xaiv, xaiv txheej grey nplai nrog kev xaiv tseem ua haujlwm.
- Los ntawm qhov ntawd, koj tuaj yeem siv lub Bucket Fill Tool los sau rau hauv cheeb tsam xaiv nrog dub, lossis koj tuaj yeem nias lub Delete tus yuam sij txiav tawm cov cheeb tsam ntawd.
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Xaiv Xaiv > Tsis muajlos ntawm cov ntawv qhia zaub mov saum toj kom tshem tawm cov kev xaiv thiab pom qhov kawg tshwm sim.
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Siv Paintbrush Tool
Thaum lwm yam ua tsis tiav, Paintbrush Tool yog koj qhov kev xaiv zoo tshaj. Nws kuj yog ib txoj hauv kev zoo los ntxuav txhua qhov chaw uas ploj lawm los ntawm lwm lub cuab yeej.
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Zoom rau ntawm thaj chaw koj xav ua haujlwm. Nws yuav tsum nyob ze txaus kom nws yooj yim kom tau txais txhua yam.
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Ua kom lub Paintbrushcov cuab yeej, xaiv tus txhuam txhuam qhov loj me, thiab teeb qhov opacity rau 100 feem pua . Teem xim pem hauv ntej kom dub los ntawm nias D.
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Tam sim no, xaiv txheej daim npog ntsej muag thumbnail hauv cov khaubncaws sab nraud povtseg thiab pib pleev xim rau thaj tsam xim hauv daim duab. Nov yog lub sijhawm zoo los siv cov ntsiav tshuaj duab yog tias koj muaj.
Thaum koj pleev xim, siv tus yuam sij bracket kom nce lossis txo qhov loj ntawm koj txhuam:
- [ua kom txhuam me dua
- ] ua kom txhuam loj dua
- Shift + [ua kom txhuam softer
- Shift +] ua rau txhuam nyuaj
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Xav tias dawb hloov qhov pom ntawm cov txheej grey nplai rau thiab tawm thaum koj mus. Koj tuaj yeem ua haujlwm nrog cov txheej grey nplai zais, thiab nws pab koj pom cov xim zoo dua.
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Tej zaum koj tau pleev xim rau qee qhov chaw uas koj tsis xav ua. Tsis muaj kev txhawj xeeb. Tsuas yog hloov cov xim pem hauv ntej mus rau xim dawb los ntawm nias X thiab tshem tawm cov xim rov qab mus rau grey siv txhuam me me. Zoom nyob ze thiab ntxuav cov npoo uas siv cov shortcuts uas koj tau kawm.
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Tsim koj qib zoom rov qab mus rau 100 feem pua (pixels tiag tiag) thaum koj ua tiav. Koj tuaj yeem ua qhov no los ntawm nias 1 ntawm cov keyboard. Yog hais tias cov xim xim zoo li hnyav dhau, koj tuaj yeem muag lawv me ntsis los ntawm kev mus Filters > Blur > Gaussian Blurthiab teeb tsa lub vojvoog qhov muag plooj ntawm 1 txog 2 pixels Lub qhov muag plooj yog siv rau daim npog ntsej muag, tsis yog daim duab, ua rau lub ntsej muag softer.
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Kev yees duab dub thiab dawb ib txwm muaj qee cov yeeb yaj kiab. Nov yog daim duab digital yog li koj yuav tsis tau txais qhov zoo li ntawd, tab sis peb tuaj yeem ntxiv nws nrog lub suab nrov lim.
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Ua ntej, ua kom daim duab. Txhawm rau khaws cov ntaub ntawv hloov pauv tau ua ntej flattening, mus rau File > Save a Copy thiab xaiv GIMP XCFduab rau hom ntaub ntawv. Qhov no yuav tsim ib daim ntawv theej hauv GIMP's built-in file format tab sis nws yuav ua rau koj cov ntaub ntawv ua haujlwm qhib.
Flattening yuav tshem tawm lub npog ntsej muag, yog li xyuas kom koj zoo siab tag nrho nrog cov nyhuv xim ua ntej koj pib.
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Tam sim no, right-click hauv cov khaubncaws sab nraud povtseg thiab xaiv Flatten Image.
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Nrog cov keeb kwm yav dhau tau xaiv, mus rau Filters > Suab nrov > RGB Suab nrov.
Image - Uncheck lub thawv rau ob qho tib si Cov suab nrov sib xws thiab Independent RGB.
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Set the Red, Green and Blue to 0.25. Qhov no yuav txawv me ntsis raws li koj cov duab daws teeb meem, yog li yog tias tus nqi ntawd tsis ua haujlwm, ua si mus txog thaum koj nyiam qhov tshwm sim.
Image - Saib cov txiaj ntsig hauv lub qhov rais saib ua ntej thiab kho cov duab rau koj nyiam. Koj tuaj yeem sib piv qhov sib txawv nrog thiab tsis muaj lub suab nrov los ntawm kev siv cov lus tsis ua thiab rov ua dua.
Qhia thiab xa tawm daim duab
Nyob ntawm cov ntsiab lus ntawm koj daim duab, tej zaum koj yuav xav txiav cov duab los tsom qhov muaj pes tsawg leeg ntawm thaj chaw koj ua haujlwm. Siv lub Crop Tool txhawm rau txiav koj cov duab, thiab rov ua dua nws kom pom tseeb. Tom qab ntawd, xa koj cov duab nrog File > Export As los tsim koj tiav, sib koom, khoom.
