Photoshop Dzidziso: Gadzirira Mifananidzo yekushandisa Webhu

web-mufananidzo-optimization

Zvichienderana nechinangwa che mifananidzo yedu inoda imwe kurapwa kana imwe. Izvo hazvina kufanana kumisikidza pikicha iyo ichadhindwa, kuratidzwa padhijitari purojekita kana kuoneka pane peji rewebhu. Svikiro rega rega rine kushomeka kwakasiyana, hunhu kana zvido. Nechikonzero ichi, zvakafanira kuti isu titarise zvakanyanya kune aya mhando yezvinhu, zvikasadaro isu tinogona kudzora mhando yezvinyorwa zvedu zvisina kunangana uye tisingazvizive.

Mune ino kesi, isu tichaona mune inotevera dzidziso masetings ayo Adobe Photoshop anotipa isu ekuchengetedza mapikicha edu nenzira yekuti ivo vane yakakwana kurapwa kuti ibudiswe patsva pamapeji ewebhu uye neInternet. Nenzira iyi isu tichaedza kutsvaga yakachipa pashiri sarudzo uchifunga nezvezvinhu zvakaita sehunhu (kucheka uye pikisheni) uye kune rimwe divi saizi refaira, unotoziva kuti kana tichaisa mifananidzo kana mafaera kuwebsite yedu vanofanirwa kuyera zvishoma sezvinobvira kuitira kuti mashandiro yewebhusaiti yedu yakawanda kukunda. Zvinonakidza kuti iwe unofunga nezve izvi zvakakosha sarudzo, iwe unotoziva kuti isu tinofanirwa kuyedza kutarisira zvese zvakadzama zviri patiri.

JPEG yemufananidzo optimization

Kutanga isu tichatanga kunyorera uye kupinza iyo foto yatinozoshanda nayo, mune ino chimiro yepakati mufananidzo uye mune JPEG fomati.

optimization-1

Kuti tichengete pikicha ine hunhu hwakakodzera pakushanda pawebhu, tichafanirwa kuenda kuFaira menyu> Sevha yeWebhu… (tinogona zvakare kuwana iyi sarudzo kuburikidza neAlt + Shift + Ctrl + S).

optimization-2

Tichadzvanya pane iyo tabu inonzi "makopi mana" kumusoro kweSave for Web dialog box. Nekutarisa mana mana marongero ari mufaira, tinogona kuwana zano rakanaka rekuti ndeapi marongero anoenderana zvakanyanya nezvinangwa zvedu. Uchishandisa iwo mana emakopi maonero, akawanda maBhaibheri emufananidzo anogona kuratidzwa mune imwechete mufananidzo hwindo. Tichaita izvozvo, isu tinoshandisa mafomati akasiyana uye tichaona kuti ndeupi wavo anokodzera zvikumbiro zvedu. Iwe unogona ipapo kugadzirisa iyo yekumisikidza miganho yeimwe neimwe vhezheni yemufananidzo kuti usarudze akanakisa musanganiswa wezvikamu.

optimization-3

Tichishandisa iyo Zoom level yekudonhedza-menyu pasi kuruboshwe kwebhokisi rebhokisi, isu tinoshandura kukudzwa kuita 200% kana kupfuura kuti tikwanise kuongorora foto yedu zvakanaka uye nekukoshesa ruzivo rwemufananidzo.

optimization-4

Isu tichaisa mbeva mbeva pamusoro peiyo yepamusoro kurudyi vhezheni yemufananidzo (inova iyo inoshanda vhezheni seyakasviba muganho iri kuratidza). Iyo inotora inotora chimiro cheruoko, izvo zvinoratidza kuti tinogona kuidhonza kuti tifambise mufananidzo. Tichadhonza kuti tishandure chinzvimbo chemufananidzo kuitira kuti tiwane nzvimbo yakakodzera kwazvo yemufananidzo, iyo iyo kwatinoona huwandu hukuru hwemipimo nemisiyano.

optimization-5

Kubva ku Preset yekudonhedza-pasi menyu mune Yakagadziriswa pani, isu tinosarudza GIF 128 neDither. Tarisa uone kuti pakarepo mushanduro yemufananidzo watakasarudza (mune ino kurudyi kumusoro) pakave neshanduko dzichiita kuti nzvimbo dzine rima dziwedzere kuoneka. Tevere isu tichaenderera mberi nekuona iyo JPEG uye PNG marongero mune anotevera mapaneru.

optimization-6

Isu tinodzvanya pane yepazasi vhezheni vhezheni yemufananidzo kuti uisarudze. Tichasarudza iyo yakaderera JPEG vhezheni mumeset presets. Mufananidzo wacho unozoonekwa sepikisheni uye mhando yacho haigamuchirwe, kunyanya munzvimbo yemavara inoonekwa zvakanyanya. Tichaedza kuwedzera mhando yemufananidzo tisina kuwana saizi isingagamuchirike saizi.

optimization-7

Tichasarudza JPEG Yakakwirira kubva kumenyu yekudonhedza-pasi menyu zvakare. Izvi zvinonyanya kugadzirisa mhando yemifananidzo, asi zvakare zvinokonzeresa kuwedzera kwakakura mukukura kwefaira.

optimization-8

Pakupedzisira, sarudzo yakabudirira ichave yepakati nzvimbo. Tichasarudza JPEG Media kubva ku Preset inodonhedza menyu zvakare. Hunhu hwemufananidzo hwave kugamuchirwa, nepo saizi yefaira iri diki zvakanyanya kupfuura iyo JPEG High vhezheni kana iyo GIF vhezheni.

optimization-9

Pakupedzisira isu tinosarudza yepazasi kurudyi pani. Tichasarudza PNG-8 128 ine dithering kubva pakudonhedza menyu kamwe zvakare. Kunyangwe iyi sarudzo ichipa diki saizi saizi pane iyo yekutanga chifananidzo, mhando yemufananidzo haina kunaka seiyo JPEG Medium vhezheni, iyo ichave zvakare iine diki saizi saizi.

optimization-10

Pakupedzisira isu tinobaya pane iyo JPEG vhezheni, ndiko kuti, iyo iri muzasi kuruboshwe. Mune Optimized Panel (kurudyi kwebhokisi) ita shuwa kuti Progressive inogoneswa (izvi zvinokonzeresa kuti mufananidzo utore mumipase yakawanda, imwe neimwe inowedzera mhando yemufananidzo) uye tinya Ok.

optimization-11

Chekupedzisira, muSave Optimized As dialog box, isu tinoshandisa iro zita rekutanga uye tinya paSave. Nenzira iyi isu tinochengeta iyo JPEG vhezheni yeiyo yekutanga faira mune yaunoda folda. Pakupedzisira tichavhara chirongwa ichi pasina kuchengetedza shanduko.


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  1. Inotarisira iyo data: Miguel Ángel Gatón
  2. Chinangwa cheiyo data: Kudzora SPAM, manejimendi manejimendi.
  3. Legitimation: Kubvuma kwako
  4. Kutaurirana kwedata
  5. Dhata yekuchengetedza: Dhatabhesi inobatwa neOccentus Networks (EU)
  6. Kodzero: Panguva ipi neipi iwe unogona kudzora, kupora uye kudzima ruzivo rwako