Kumvetsetsa Kusintha mu Kujambula

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kumvetsa Chigamulo mu Zithunzi

Phunziroli ndi lachiwiri pamndandanda wazinthu zingapo Magawo Owonetsera, Kusintha, ndi Kubzala vs Kukulitsa.

Kusintha ndi chimodzi mwazinthu zopanda nzeru zomwe ojambula onse ama digito amayenera kudziwa pamapeto pake. Chifukwa chiyani? Chifukwa chisankho chimakhudza kwambiri zithunzi zanu zosindikizidwa.

Kusintha ndi kuchuluka kwa mapikseli omwe chithunzi cha digito chili nawo. Nambala iyi imayesedwa mu megapixels. Ngati mugula kamera ya megapixel 17, izi zikutanthauza kuti chithunzi chapamwamba kwambiri chomwe kamera ikhoza kupanga chidzakhala ndi 17 mapikiselo miliyoni. Ganizirani za 4 × 6 okhala ndi pixels miliyoni 17 - ma pixels amenewo azikhala ocheperako kotero kuti simutha kuwawona, ndipo chithunzi chanu chiziwoneka ngati chachilengedwe komanso chowonadi.

Nenani, komabe kuti 4 × 6 yomweyi imangokhala ndi pixels 100. Gawani chithunzicho m'mabokosi 100, ndipo lembani bokosi lililonse ndi utoto. Chithunzi chanu chiziwoneka ngati mabwalo angapo ndipo sichikhala chofanana kwenikweni ndi phunziro lanu. Izi ndi zomwe timatcha chithunzi cha pixelated.

pixelated Kumvetsetsa Kusintha kwa Malangizo Ojambula Zithunzi Malangizo a Photoshop

Tikamanena za zithunzi zosindikizidwa, timakambirana za mayankho pamadontho inchi (kapena DPI). DPI imatanthawuza kuchuluka kwa madontho amtundu womwe chosindikiza chanu chimayika mu inchi iliyonse yazithunzi zanu.

Tikamalankhula za zithunzi pa intaneti, zowonetsera makompyuta, ma TV, ndi zina, timakambirana zosankha malinga ndi pixels pa inchi (kapena PPI).

Pali mafunso angapo ofunika kwa ife monga ojambula digito.

Choyamba, ndingapange bwanji chithunzi changa chisanakhale chowoneka ngati pixel-y? Mwanjira ina, kodi fayilo yanga ya digito ili ndi mapikiseli okwanira omwe amatha kutambasula chithunzi chachikulu osawoneka ndi diso? Kukula kwakukulu kwa chithunzi chanu kumachepetsedwa ndi kuchuluka kwa mapikseli omwe kamera yanu imayikamo. (Tsopano, pali njira zowonjezera ma pixels atsopano mu Photoshop kuti muthe kukulitsa chithunzi chanu mopitilira, koma ndiye kukambirana kuti wina atsogolere!)

Tiyeni tibwerere ku chitsanzo cha 4 × 6. Nenani kuti chithunzichi ndi mapikiselo 2400. 2400 ogawanika ndi mainchesi 6 = pixels 400 pa inchi. Izi ndizokwanira kutulutsa kusindikiza kwabwino.

Komabe, tinene kuti tikufuna kukulitsa 4 × 6 mpaka 40 x 60. Tsopano tiyenera kugawa mapikiselo 2400 ndi mainchesi 60, kutipatsa ma pixel 40 pa inchi iliyonse. Sichikhala chosindikiza chabwino.

Malinga ndi DPI yoyenera kuti musindikize, zimatengera chosindikiza. Ma labs azithunzi kapena chosindikizira kunyumba ayenera kukhala ndi malingaliro anu. Ndikasindikiza, ndimafuna kukonza 240 DPI.

Funso lachiwiri kwa ojambula zithunzi ndi, "Kodi kukula kwanga ndikuwonetsa zithunzi zanga pa intaneti kapena kutumizira imelo?" Phukusi la PPI lomwe ma TV, ndi zowonetsera zina zitha kuwonetsa ndi 72 PPI. Ngati chithunzi chanu chili ndi PPI chokulirapo kuposa 72, ma pixels owonjezera amenewo amangowononga malo. Ili ndi vuto chifukwa achepetsanso nthawi yanu yotsitsa ndi kutsitsa pa intaneti, ndikukhala ndi malo ofunikira.

Mwaukadaulo, chithunzi chomwe chimatumizidwa kuchokera kamera sichikhala ndi DPI / kapena PPI. Koma mapulogalamu athu olowetsa kunja nthawi zambiri amatipatsa imodzi, ndipo nthawi zina makamera amakhala ndi nambala yosinthira mu data ya EXIF ​​ya fano. Kuti musindikize bwino, mungafunike kusintha kusintha kwa chithunzi chanu cha SOOC, kapena mwina simungatero.

Kuti muwone kusanja / PPI kwazithunzi zanu, lembani + alt + i (command + opt + i pa Mac) mu Photoshop kapena Photoshop Elements. Imeneyo ndi njira yosankhira + pa Mac.

chisankho Kumvetsetsa Kusintha kwa Malangizo Ojambula Zithunzi Malangizo a Photoshop

Dziwani kuti chigamulochi ndi 72 PPI yokha, koma m'lifupi mwake ndi mainchesi 24. Ngati ndikadasindikiza pakadali pano, ngati kakang'ono, tinene kuti 4 × 6 tikadakhala bwino. Ngati ndingayesere kusindikiza ngati 24 × 36 wokhala ndi mapikiselo 72 pa inchi, ikadakhala pixelated kwambiri. Kuonjezera chisankho:

  1. Onetsetsani kuti Constrain Proportions yayambika
  2. Zimitsani Zitsanzo
  3. Sinthani kusinthaku kukhala koyenera kusindikiza

Tsopano mutha kuona kuti m'lifupi mwake chithunzicho chasintha kukhala mainchesi 7.2 m'lifupi. Dziwani kuti kukula kwa pixel sikunasinthe - sitinawonjezere kapena kuchotsera mapikseli chifukwa Model Model idazimitsidwa.

res-2 Kumvetsetsa Kusintha kwa Malangizo Ojambula Zithunzi Malangizo a Photoshop

Kodi nditha kusindikiza chithunzichi kukula motani? Zimatengera kusanja kocheperako komanso ngati ndimakhulupirira Photoshop kuti "Iwonetsetse" chithunzicho popanga mapikiselo atsopano ndikuyesera kulingalira momwe angawonekere. (Nthawi zambiri sindimatero!) Nditha kukankhira chithunzichi pamalingaliro pafupifupi 200 kapena kupatula kuti ndipeze kusindikiza kokulirapo komwe kukuwoneka bwino. Onaninso labu yanu yazithunzi mukasindikiza zojambula zazikulu kuti mutsimikizire kuti muli ndi chidziwitso chokwanira.

Tatsala pang'ono kumaliza ulendo wathu kuti tisinthe magawo, kusamvana, kudula ndi kusinthanso kukula. Mafunso aliwonse?

Mukufuna zambiri ngati izi? Tengani chimodzi cha Jodi makalasi a Photoshop pa intaneti kapena a Erin makalasi apaintaneti zoperekedwa ndi Zochita za MCP. Erin amathanso kupezeka pa Texas Chick Blogs ndi Zithunzi, komwe amalemba zaulendo wake wojambula zithunzi ndikupereka mwayi kwa gulu la Photoshop Elements.

pixy3 Kumvetsetsa Kusintha kwa Malangizo Ojambula Zithunzi Malangizo a Photoshop

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  1. Marta pa May 4, 2011 pa 9: 13 am

    Tsopano kuti facebook ili ndi njira yotsitsa pazithunzi, mumayikulitsa motani kuti anthu sangasindikize zithunzi zawo kuchokera pa facebook. Ndayika logo yanga pansi, koma imatha kugwedezeka mosavuta. Kodi njira yokhayo yotetezera zithunzi zanga kudzera pa watermarking? Ndikungoganiza kuti zimachotsa pazithunzi.

    • Erin Peloquin pa May 5, 2011 pa 3: 25 pm

      Marta, pitani ku bokosi la kukula kwazithunzi monga tafotokozera pamwambapa, ndipo ndi Model yoyesedwa, muchepetse chisankho mpaka 72 ppi ndi m'lifupi mwa mapikseli kuti musapitirire 1000. Anthu azitha kutsitsa zithunzizo, koma zidzakhala zotsika .

  2. christina pa May 4, 2011 pa 3: 46 pm

    ndikudabwa ngati mungayankhe funso lokhudza "slurping" blogs -Ndinawerenga kanthawi pang'ono kuti 72ppi ikukweza pa intaneti izikhala yokongola ngati blog yanu yasindikizidwa m'buku lazithunzi, zomwe ndikufuna (pamapeto pake) kuchita. Kodi mukudziwa ngati izi ndi zoona?

    • Erin Peloquin pa May 5, 2011 pa 3: 22 pm

      Christina, sindinamvepo za kutsetsereka. Ndikungodula pix padera m'buku lazithunzi, m'malo mongowjambula kuchokera kubulogu.

  3. Lillian Hoyt pa May 4, 2011 pa 8: 49 pm

    Ndikuyamikira kwambiri positiyi komanso positi yomaliza yokhudza kuchuluka kwake. Izi ndi zinthu zomwe sindinawerengepo kwina kulikonse, koma ndizofunikira kuzimvetsa. Zikomo chifukwa chokhala ndi nthawi yogawana izi. Ponena za ndemanga iyi: "(Tsopano, pali njira zowonjezera ma pixels atsopano mu Photoshop kuti muthe kukulitsa chithunzi chanu mopitilira, koma kukambirana kuti wina atsogolere!)" Ndakhala ndikudabwa momwe izi zimagwirira ntchito kwakanthawi ndipo ndimakonda zolemba pa izi (kapena positi pomwe nditha kudziwa zambiri za izi!) Zikomo kwambiri. Ndimakonda Zochita za MCP!

  4. Joshua pa May 6, 2011 pa 4: 31 pm

    Kuwona mtunda ndi chinthu chinanso choyenera kuganizira: Mwachitsanzo, ndinali ndi chithunzi ichi (mapikiselo a 2592 × 3888) chosindikizidwa pazenera 24 × 36 zomwe zimangotanthauzira 108 DPI yokha. Ndi pokhapo mukayang'ana pafupi kuposa kutalika kwa mkono m'pamene mungayambe kuzindikira kuti ndi digito.

  5. Leslie Nicole pa May 15, 2011 pa 1: 07 pm

    Mwangozi, ndikulemba zolemba pamutu womwewo. Find Ndimawona kuti anthu amapachikidwa pamalamulo a 300 dpi kuti asindikizidwe osamvetsetsa.

  6. Alireza Talischi pa May 18, 2011 pa 4: 10 am

    Zambiri. Muthanso kugwiritsa ntchito njira yosungira pakusankha kwa intaneti mu Photoshop kuti musinthe kukula kwa chithunzi ...

  7. Alireza Talischi pa May 18, 2011 pa 4: 12 am

    Ndimagwiritsanso ntchito chida chotchedwa GenuneFractals. Ndikudalira izi kuposa momwe ndimachitira chida cha PS

  8. Caylena, PA pa September 6, 2011 ku 9: 46 pm

    Zikomo chifukwa cholemba izi. Ndakhala ndikumvetsetsa ppi / dpi ndikudziwa 72ppi ndi 300dpi ngati malangizo - koma nthawi zonse ndimasokonezedwa ndi ma megapixels komanso momwe zimakhalira mu chisokonezo. DSLR yanga imapanga zithunzi ndi 10.1 mp ndi pomwe ine tsegulani mafayilo a RAW ku Photoshop ili ndi 240 dpi / ppi. Kuchokera positi yanu, ndimapeza kuti zifanizo zanga zili ndi ma pixel 10,100 ndipo zimakhala ndi 2: 3 factor ratio. Izi zikuwonekeratu kwa ine. Pakadali pano, ndili ndi vuto kumvetsetsa choti ndichite ndi manambala ndipo kukula kwa chithunzichi kumayamba kuchepa / kupikisanso. Komanso, nchiyani chomwe chingawonjezere chisankho - kuyambira 240 mpaka 300 dpi - kusindikiza kuchitire chithunzicho khalidwe?

    • Erin pa September 7, 2011 ku 8: 10 pm

      Wawa Caylena, dpi yocheperako imadalira mtundu wa wosindikiza. Kuchokera pa 240 mpaka 300 mwina simungachite chilichonse - kachiwiri, zimangotengera chosindikiza. Kodi chithunzi chanu ndi mapikiselo angati? Gawani pofika 240. Ndiwo kukula komwe imasindikiza ndi lingaliro la 240. Sindikizani kokulirapo, ndipo mtundu uyamba kutsika. Zingati? Zimadalira chithunzi, chosindikiza, ndi mtunda wowonera. Kodi izi zimathandiza?

  9. Tina pa January 27, 2012 pa 10: 43 am

    Nditawerenga izi ndikuzipeza bwino.Kotero ndikhulupilira kuti ndili ndi ufulu kotero 10,400 / 300 = zomwe nditha kusindikiza? Ndikudziwa kuti Photoshop yanga imatenga FOREVER kuti isunge ndikusintha zithunzizi.

  10. Irena pa August 23, 2012 pa 5: 19 pm

    Kodi ndi mfundo yanji yosinthira chisankho cha facebook kapena flickr - chimakuchitirani chimodzimodzi? Ndasindikiza chithunzi chomwecho mumitundu yosiyana siyana kuti ndione zomwe zimachitika ndipo zimachitanso chimodzimodzi kwa onse. Kukula kungakhale kosiyana (koma kocheperako kuposa koyambirira), koma kukonza ndi 96 dpi pa facebook ndi 72 dpi mu flickr.

    • Erin pa August 28, 2012 pa 6: 04 am

      Wawa Irena, ngati usintha ndondomekoyi iwe, uli ndi mphamvu zambiri. Muthanso kusintha mutasintha, kuti muwonetsetse kuti kukulitsa kuli koyenera kukula kwa fayilo. Chiyembekezo ndikuti FB ipondereze zithunzi zanu zochepa (motero musakhale ndiukadaulo) ngati mwasintha kale chithunzicho.

  11. Amanda pa December 10, 2012 pa 10: 19 am

    Zikomo kwambiri chifukwa cha izi. Zothandiza kwambiri. Ndikuyesetsanso kudziwa momwe ndingagwiritsire ntchito chithunzi kwambiri ndikusungabe ma pixels okwanira pachithunzichi kuti musindikize pulogalamu ya photobook, zipsera, ndi chinsalu. Zikomo

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