Yadda zaka daidaita launi a cikin GIMP

Yadda zaka daidaita launi a cikin GIMP

Lokacin da muke tattaunawa game da yiwuwar GIMP, a cikin batun GIMP ... inda eh kuma a wani lokaci, a matsayin kayan aiki mai amfani don zane-zane, wani abu da dukkanmu muka yarda dashi shine don yin gyaran launi a cikin yanayi RGB yana da kyau sosai. Don haka, zan yi ƙoƙarin haɓaka wannan batun ba tare da wata niyya ba face ƙirƙirar jagora wanda zai iya zama da amfani ga waɗanda sababbi ne ga waɗannan fasahohin launuka na dijital.

I.-Me yasa dole zan daidaita launi?

Da kyau, da farko dole ne mu fahimci menene launi kuma, mafi mahimmanci, yadda muke hango shi, don sanin dalilin da yasa dole ne a samar da jerin abubuwan biyan diyya don na'urar -mai saka idanu PC ko firintar zamani- wakiltar shi kusa da gaskiya.

Menene launi? Launi sifa ce da muke fahimtar abubuwa lokacin da haske yake. Haske yana dauke ne da raƙuman lantarki wanda ke tafiyar kimanin kilomita 300.000 a sakan ɗaya. Wannan yana nufin cewa idanunmu suna amsawa ga abin da ya faru na kuzari ba ga batun kansa ba.

Menene ma'anar wannan? A bayyane kalmomi:

1. Launuka ba halaye bane na abubuwa amma na haske.
2. Ba tare da haske -duka duhu- babu tsinkayen launi
3. Muna tsinkayar launuka saboda abubuwa suna da mallakin mamaye wani bangare na hasken da kuma nuna wani bangare.

Yanzu, dole ne a bayyana cewa ɗan adam zai iya tsinkayar wani ɓangare na waɗannan raƙuman ruwan wutan lantarki ne kawai, muna kiran wannan sashi mai fahimta "Bakan gani" kuma sune wadanda tsayinsu yakai tsakanin 380 da 770 nanometers.

Me yasa RGB?  Na dogon lokaci, mutum ya nemi hanyar kamawa da haifar da launi, yana ƙoƙarin kusantowa yadda yake ganin ta a yanayi, hanyoyi biyu "Injin" ko na roba don yin haka sune kira Ara y Rage. Kalmar RGB ya zo daga Ja, Gren y Blue -Red Koreda kuma bluel- kuma yayi dace da hanyar Ara don haifar da launi.

 

Modelara samfuri na launin ja, kore, launuka shuɗi.

Yadda ake sake yin hoton a cikin tsarin RGB

A yanzu ba za mu yi nazari ba, na ɗan lokaci kuma don ƙirƙirar rikicewa, tsarin Rage kuma zamu maida hankali ne musamman RGB (Ƙari), wanda shine wanda zamuyi amfani dashi GIMP, tunda wannan shine tsarin da ake amfani dashi don sake fitar da launi a cikin masu sa ido kuma shine hanyar da kyamarori ke kama shi.

"Da kyau TinaDuk wannan choro yana da kyau matuka, amma me yasa yakamata ku daidaita launi? ", masu karatu na biyu zasu ce.

Zan yi ƙoƙari in bayyana ta ta hanyar da kowa zai iya fahimta: idan muka je shagon kayan masarufi na gida abu ne da ya zama ruwan dare gama gari muna ganin sauye-sauyen TV an kunna su kuma, duk da cewa ana musu tashoshi iri ɗaya, launuka suna da banbanci. Wannan saboda yanayin abin da ake kira na jiki ne Dynamic Color Range wanda ba komai bane face damar kowace na’ura don wakiltar wani yanki na launuka mai ganuwa.

Don haka, alal misali, kyamarori biyu na iya ɗaukar jeri launuka daban-daban ba tare da la'akari da ƙudurinsu a cikin pixels a cikin inch ba.

Wannan hoton yana nuna yadda na'urori biyu -A da E-

suna da launuka daban-daban masu ƙarfi RGB

Za a ci gaba…