Xim nchuav thiab fringing ntawm cutouts
Kev txiav tawm tuaj yeem saib “feem ntau ua tiav” thiab tseem ua tsis tiav hauv kev siv tiag tiag vim tias muaj teeb meem nyias ntawm ntug: ** fringing **, ** halos **, lossis ** xim nchuav **.
Cov no muaj feem cuam tshuam tab sis tsis zoo ib yam:
- Fringe / halo: sab laug ib ncig ntawm qhov kev kawm, feem ntau daj los yog ci
- ** Xim nchuav **: xim tom qab kis kab mob ntawm ntug kev kawm
- Huab clip: ntug hlais dhau aggressively thiab zoo li unnatural
Yog tias koj muab cov ntsiab lus tso rau hauv keeb kwm yav dhau los tshiab thiab cov qauv zoo li qias neeg, nplooj ntawv no yog rau koj.
Vim li cas cov ntug mus yuam kev
Feem ntau ua rau:
- xim xim yog ze rau qhov qub backdrop
- compression softens tus ciam teb
- reflections khaws cov xim backdrop
- cov ntaub ntawv mos (cov plaub hau, ntaub) tsim ib nrab-pixel sib xyaw
- refine tshem tawm cov backdrop tab sis tawm tinted ntug pixels
Tsis muaj qhov no txhais tau tias tag nrho cov kev txiav tawm ua tsis tiav. Nws txhais tau hais tias lub cheeb tsam xav tau kev saib xyuas.
Kev kuaj mob sai npaum li cas
- Muab qhov txiav tawm ntawm ** tsaus nti ** tom qab.
- Muab tso rau ntawm ib tug saturated xim.
- Muab nws tso rau ntawm lub teeb tom qab.
- Sib piv nrog tus thawj siv ua ntej / tom qab.
Artifacts uas nkaum ntawm dawb feem ntau tshwm rau ntawm daim npav tsaus. Tias yog vim li cas ib qho keeb kwm QA tsis ntseeg tau.
Yuav kho dab tsi ua ntej
Ua ntej pom rims tshaj microscopic perfection:
- kaj halo tiv thaiv qhov tsaus nti backdrops
- ntsuab lossis xiav tint los ntawm cov phab ntsa qub / cov ntxaij vab tshaus
- cov thaj tsam seem nyob ze ntawm tes thiab cov ces kaum
- dhau-thinned plaub hau los yog khoom ntug tom qab txhoj puab heev erase
Kho cov kev cuam tshuam uas muaj sia nyob ntawm qhov siv tiag tiag.
Kev ua kom huv huv hauv Easy Background Remover
- Khiav qhov kev txiav tawm thawj zaug.
- Tshawb xyuas thaj tsam ntawm qhov zoom thiab ntawm qhov chaw loj.
- Siv Erase rau cov khoom seem rov qab.
- Siv Ntxiv thaum cov ntsiab lus raug txiav ntau dhau.
- Nyiam luv luv luv hla dhau kev nruj heev.
- Rov txheeb xyuas cov keeb kwm sib txawv ua ntej xa tawm.
Lub hom phiaj yog ib qho kev ntseeg tau zoo, tsis yog qhov siab tshaj plaws.
Softness vs contamination
Qee qhov ntug softness yog qhov zoo. Cov xim tsis huv tsis yog.
Nug:
- Puas yog ntug muag no zoo li ntuj rau cov plaub hau / ntaub?
- Los yog nws cov xim sab hauv qab ntawm qhov silhouette?
Yog tias muaj kab mob, ntxuav nws. Yog hais tias nws yog natural transition, cia nws.
Thaum lub hauv paus duab yog qhov txwv
Tsis muaj cov cuab yeej refine invents uas ploj lawm cov ntsiab lus. Yog hais tias tus thawj yog qhov muag plooj, tsis muaj suab nrov, lossis qhov sib txawv me me, lub ntug yuav nyob tsis zoo.
Hauv qhov no:
- txhim kho kev ntes lwm zaus thaum ua tau
- khaws cov kev cia siab tiag tiag rau cov ntaub ntawv tam sim no
- siv sijhawm kho kom zoo tsuas yog qhov nws tseem pab tau
Kev ua yuam kev
yuam kev 1: txiav txim rau dawb xwb
Dawb hides ntau halos.
yuam kev 2: txhuam tag nrho ib puag ncig ib yam nkaus
Cov ntug sib txawv xav tau kev sib txawv.
yuam kev 3: tshaj-erasing kom txog rau thaum cov ntsiab lus zoo li carved
Cov npoo tawv tawv tuaj yeem saib phem dua li qhov muag me me.
yuam kev 4: xa tawm ua ntej kev kuaj xyuas ntau qhov keeb kwm yav dhau
Nco ntsoov validate ntawm ntau tshaj ib phaj.
Quick fix rooj
| Cov tsos mob | Yam yuav ua tom ntej |
|---|---|
| Pleev ntug ntawm tsaus bg | Ntxuav fringe / tshem tawm kab mob ntug |
| Yam zoo li tom | Ntxiv nthuav dav rov qab |
| Xim tint ntawm contour | Lub zos refine ib ncig ntawm thaj chaw muaj kab mob |
| Zoo saib dawb xwb | Rov kuaj dua ntawm cov xim tsaus thiab hom xim |
Txuas ntxiv nrog Refine cutout edges with brushes thiab Soft edges for hair and fur. Rau qhov pom pom ntawm ntug tus cwj pwm, saib Alpha channel piav qhia.