Cov duab Photoshop feem ntau yog siv los teev tus duab.
Cov kev xaiv no yog li nrov tias txawm tias cov neeg siv uas tsis tshua sib txawv nrog rau qhov kev zov me nyuam cov kev ua haujlwm muaj peev xwm yooj yim tiv nrog resizing ib daim duab.
Tus essence ntawm qhov tsab xov xwm no yog los resize cov duab hauv Photoshop CS6, txo qhov poob qis kom tsawg. Cov kev hloov ntawm qhov loj ntawm daim tseem yuav cuam tshuam rau qhov zoo, tiam sis koj tuaj yeem ua raws cov cai yooj yim kom ceev tau qhov tseeb ntawm daim duab thiab tsis txhob "qhov muag plooj".
Ib qho piv txwv raug muab tso rau hauv Photoshop CS6, hauv lwm cov qauv hauv CS qhov algorithm ntawm cov kev ua yuav zoo sib xws.
Image Size menu
Piv txwv, siv daim duab no:
Thawj tus nqi ntawm ib daim duab uas muaj lub koob yees duab digital tau ntau dua li cov duab uas tau nthuav tawm ntawm no. Tab sis nyob rau hauv qhov kev piv txwv no, daim duab yog compressed thiaj li hais tias nws yog yooj yim tso nws nyob rau hauv tsab xov xwm.
Txo qhov loj hauv cov editor no yuav tsis ua rau muaj teeb meem. Nws muaj cov zaub mov rau qhov kev xaiv no hauv Photoshop "Duab Loj" (Image loj).
Yog xav paub no hais kom ua, nias lub ntsiab lus qhia tab. "Duab - Duab Loj" (Image - Duab Loj). Koj tseem tuaj yeem siv cov hotkeys. ALT + CTRL + Kuv
Ntawm no yog ib qho screenshot ntawm cov ntawv qhia zaub mov, tam sim ntawd tom qab qhib cov duab hauv cov editor. Tsis muaj kev hloov ntxiv lawm, ua rau kom dim.
Lub thawv no muaj ob lub blocks - Dimension (Pixel qhov ntev) thiab Sau loj (Daim Ntawv Loj).
Hauv qab thaiv tsis txaus siab rau peb, vim nws tsis txheeb rau lub ntsiab lus ntawm zaj lus qhia. Xa mus rau sab saum toj ntawm lub thawv ntawv, uas qhia tau hais tias muaj pes tsawg daim ntawv pixels. Tus cwj pwm no yog lub luag hauj lwm rau qhov loj ntawm daim duab. Hauv qhov no, cov duab ntawm cov duab yog pixels.
Qhov siab, Qhov dav thiab qhov dav
Wb mus rau txoj kev tshawb no ntawm cov zaub mov no hauv kev nthuav dav.
Rau sab xis ntawm cov khoom "Dimension" (Pixel qhov ntev) Qhia tias muaj nqi ntau npaum li cas hauv cov naj npawb. Lawv qhia qhov loj ntawm cov ntaub ntawv tam sim no. Nws pom tau tias daim duab yuav siv 60.2 M. Tsab ntawv M sawv rau megabyte:
Kom totaub txog qhov luaj li cas ntawm cov duab ua tiav yog qhov tseem ceeb yog tias koj xav muab piv nrog cov duab qub. Cia peb hais tias yog tias peb muaj cov txheej xwm rau qhov siab tshaj plaws ntawm ib daim duab.
Txawm li cas los xij, qhov no tsis cuam tshuam li cas. Los txiav txim siab no yam ntxwv, peb yuav siv qhov dav thiab qhov siab ntsuas. Qhov tseem ceeb ntawm ob yam tsis muaj kev cuam tshuam rau hauv pixels.
Qhov siab (Qhov siab) cov duab peb siv yog 3744 pixelsthiab Dav (Dav) - 5616 pixels.
Ua kom tiav txoj hauj lwm thiab muab cov ntaub ntawv nraaj tso rau hauv lub vev xaib, koj yuav tsum txo nws qhov loj me. Qhov no yog ua los ntawm kev hloov cov lus qhia txog zauv nyob hauv daim duab "Dav" thiab "Qhov siab".
Sau tus nqi ncaj ncees rau qhov dav ntawm daim duab, piv txwv 800 pixels. Thaum peb nkag mus rau cov lej, peb yuav pom tias tus yam ntxwv thib ob ntawm daim duab kuj tau hloov thiab tam sim no 1200 pixels. Yog xav hloov cov kev hloov no, nyem qhov tseem ceeb "OK".
Lwm txoj hauv kev nkag mus rau cov ntaub ntawv hais txog qhov loj ntawm daim duab yog siv qhov feem pua ntawm daim duab loj loj.
Nyob rau hauv tib lub zaub mov, mus rau sab xis ntawm lub tswv yim teb "Dav" thiab "Qhov siab", muaj cov ntawv tso npe tawm rau cov pawg hauv kev ntsuas. Pib lawv sawv hauv pixels (pixels), qhov kev xaiv thib ob yog paj.
Hloov mus rau feem pua ntawm kev suav, tsuas xaiv lwm txoj hauv kev xaiv cov khoom siv hauv tshuab raj.
Nkag mus rau yam xov tooj hauv thaj chaw "Paj" thiab paub meej tias yog nias "OK". Qhov kev zov me nyuam pauv qhov loj ntawm daim duab raws li qhov ntaus nqi ntawm qhov ntaus nqi.
Qhov siab thiab dav ntawm daim duab yuav txawm yuav suav tau cais - ib yam ntxwv hauv feem pua, ob qhov pixels. Ua li no, puag tus yuam sij UA HAUJ LWM thiab nyem rau hauv qhov kev xav tau ntawm hom kev ntsuas kev ntsuas. Tom qab ntawd peb qhia txog cov yam ntxwv tsim nyog nyob hauv thaj tsam - feem pua thiab pixels, feem.
Proportions thiab ncab ntawm daim duab
Yog vim li cas, cov ntawv qhia zaub mov raug teeb tsa kom pom tseeb tias thaum koj nkag mus rau cov ntaub ntawv qhov dav lossis qhov siab, lwm tus yam ntxwv yuav raug xaiv. Qhov no txhais tau hais tias qhov kev hloov hauv tus nqi zauv rau qhov dav kuj tseem yuav hloov qhov siab hauv qhov siab.
Qhov no yog ua kom txuag cov thawj cov duab ntawm daim duab. Nws to taub tias feem ntau koj yuav xav tau ib qho yooj yim resizing ntawm cov duab tsis muaj distortion.
Ncab cov duab yuav tshwm sim yog tias koj pauv qhov dav ntawm daim duab, thiab qhov siab tseem zoo tib yam, los yog koj tuaj yeem hloov cov ntaub ntawv numeric cia li. Qhov kev zov me nyuam pom zoo tias qhov siab thiab dav yog nyob thiab hloov proportionally - qhov no yog qhia los ntawm lub logo ntawm txoj hlua txuas mus rau sab xis ntawm lub qhov rais nrog pixels thiab feem pua:
Kev sib raug zoo ntawm qhov siab thiab dav yog neeg xiam oob qhab hauv txoj hlua "Khaws cia ua ntej" (Kev Tiv Thaiv). Thaum xub thawj, kos lub checkbox, yog tias koj xav hloov tus yam ntxwv ntawm nws tus kheej, nws txaus txaus rau qhov chaw tawm.
Poob tsis zoo thaum scaling
Hloov qhov loj ntawm cov duab hauv Photoshop yog qhov haujlwm tsis tseem ceeb. Txawm li cas los xij, muaj cov nuances uas tseem ceeb rau kev paub txog thiaj li tsis poob qhov zoo ntawm cov ntaub ntawv ua tiav.
Yog xav paub ntxiv txog qhov point no, peb yuav siv tus piv txwv yooj yim.
Xav hais tias koj xav hloov qhov loj ntawm daim duab thawj - hla nws. Vim li no, nyob rau hauv cov duab Daj Pop-up kuv nkag mus 50%:
Thaum lees tias qhov kev txiav txim nrog tus yuam sij "OK" nyob rau hauv lub qhov rais "Duab Loj" (Image loj), qhov kev zov me nyuam kaw qhov rais qhib qhov rais thiab siv cov chaw kho tshiab rau cov ntaub ntawv. Hauv qhov no, nws txo cov duab los ntawm ib nrab ntawm qhov loj me hauv dav thiab qhov siab.
Daim duab, raws li nws muaj peev xwm pom, tau tsawg ho, tab sis nws zoo tau tsis yog raug kev txom nyem.
Tam sim no peb yuav ua hauj lwm nrog cov duab no, lub sij hawm no peb yuav nce nws mus rau nws tus me me qub. Rov ua dua, qhib qhov Loj Duab Dialog sib tham. Sau cov kev ntsuas qhov feem pua, thiab nyob rau cov teb uas nyob ib sab uas peb tsav hauv tus naj npawb 200 - los muab thawj qhov loj me me:
Peb rov muaj duab nrog tib yam ntxwv. Txawm li cas los, tam sim no qhov zoo yog pluag. Ntau cov ntsiab lus tau ploj mus, daim duab zoo li "zamylenny" thiab zoo heev hauv kev ua yuam kev. Raws li qhov nce ntxiv, cov kev piam sij yuav nce, txhua zaus ntxub qhov zoo dua ntau dua.
Photoshop Algorithms Thaum Scaling
Kev poob ntawm kev tshwm sim rau ib qho laj thawj yooj yim. Thaum txo qhov luaj li cas ntawm daim duab uas siv qhov kev xaiv "Duab Loj", Photoshop tsuas yog txo cov yees duab, tshem tawm tsis tseem ceeb pixels.
Lub algorithm tso cai rau qhov kev zov me nyuam los ntsuam xyuas thiab tshem tawm pixels los ntawm ib daim duab, tsis tas yuav zoo. Yog li ntawd, txo cov dluab, raws li txoj cai, tsis txhob poob lawv cov lus thiab qhov sib txawv ntawm txhua tus.
Lwm yam yog qhov nce, ntawm no peb ntsib teeb meem. Nyob rau hauv cov ntaub ntawv ntawm ib tug txo, qhov kev pab cuam tsis xav kom txua tau txhua yam - cia li tshem tawm cov excess. Tab sis thaum twg yuav tsum tau nce, nws yuav tsum paub seb Photoshop yuav siv cov pixels uas tsim nyog rau qhov ntim ntawm daim duab? Qhov kev pab cuam yog yuam kom nws tus kheej kev txiav txim siab txog kev koom tes ntawm cov pixels tshiab, tsuas ua rau lawv mus ua ib qho kawg duab.
Qhov nyuaj yog tias thaum tsa ib daim duab, qhov kev zov me nyuam yuav tsum tsim cov pixels tshiab uas tsis tau ua yav dhau los hauv daim ntawv no. Ntxiv thiab, yog tsis muaj cov ntaub ntawv qhia txog qhov tseeb thaum kawg cov duab yuav tsum tau saib, ces Photoshop tsuas yog coj los ntawm nws tus qauv algorithms thaum ntxiv cov pixels tshiab rau cov duab, thiab tsis muaj dab tsi ntxiv.
Tsis muaj kev txhawj xeeb, cov neeg tsim khoom tau ua haujlwm los coj qhov kev xav no mus rau qhov zoo tagnrho. Txawm li cas los xij, ua tib zoo xav txog ntau hom duab, tus qauv ntawm kev tsim duab yog ib qho nruab nrab uas tsuas pub me me ntxiv rau hauv daim duab uas tsis muaj qhov tsis zoo. Feem ntau, txoj kev no yuav ua rau muaj kev puas tsuaj loj heev hauv kev sib tw thiab sib txawv.
Nco ntsoov - resize dluab hauv Photoshop, yuav luag tsis txhawj txog cov nyiaj poob haujlwm. Txawm li cas los xij, koj yuav tsum tsis txhob ua qhov loj ntawm cov duab, yog tias peb tham txog kev khaws cov duab duab zoo.
