Menene HDR (high dynamic range)? da kuma yadda za a harba?

Shin kun taɓa lura cewa lokacin da muke ɗaukar hotuna na shimfidar wuri ko gine-gine, ba za mu taɓa iya sarrafa bambanci tsakanin mafi haske da mafi duhu na hoton ba? ainihin daukar hoto shine kama haske. idan ba za mu iya ɗaukar haske da inuwa ba, ta yaya za mu ɗauki hotuna masu kyau? don magance wannan matsalar, muna buƙatar amfani da

Menene daukar hoto na HDR?

Hdr, ana kuma kiranta babban kewayon kuzari.Mai auna firikwensin daban-daban yana da kewayon kuzari daban-daban.Dynamic range yana auna bambancin ƙarfin haske daga haskakawa zuwa inuwa a cikin hoto. babban kewayon kuzari yana nuna ƙarin cikakkun bayanai na gani da kuma sake fasalin abin da yafahimtar firikwensin.

Idanunmu, alal misali, suna da babban motsi, wanda shine dalilin da yasa muke iya ganin cikakkun bayanai a cikin inuwa da haske. Ka yi tunanin cewa lokacin da rana ta faɗi, za mu iya ganin inda rana ke haskakawa a saman dutse, kuma za mu iya ganin inuwa a gindin dutsen tare da rana a baya.

wannan shine abin da muke fatan cimmawa da kyamarorinmu. amma damar kyamarar tana da iyaka idan aka kwatanta da idon mutum, kuma a nan ne HDR ta shigo, wanda ya hada hotuna da hotuna daban-daban don samar da hoto guda daya wanda ke nuna dukkan bayanai daga haskakawa zuwa inuwa, don haka ana kuma kiransa hada hot

da kuma

yadda HDR ke shafar hotuna

idon mutum zai iya kama bayanai da yawa fiye da kyamara. kuma mafi girman yanayin kyamarar, mafi kusantar hoton da aka samu zai kasance ga abin da idon mutum zai iya gani. saboda haka, mafi girman yanayin kyamarar, mafi yawan bayanai da za a iya kamawa a cikin haskakawa da inuwa, in ba haka ba cikakken bayani a cikin

Yaya ake daukar hotuna na HDR?

Bayan fahimtar fasahar HDR, bari mu ga abin da ake bukata don ɗaukar hoto na HDR wanda ya nuna cikakken canji a haske da inuwa:
1. gyara kamara:amfani da tripod ko wasu gyara kayan aiki don tabbatar daHoton hotoAn daidaita shi, wanda shine abin da ake buƙata don ɗaukar hotuna da yawa tare da ɗaukar hoto daban-daban.
2. yawan aiki:Ka ɗauki hoto na al'ada na farko a matsayin ma'auni.
3. ba a bayyana su ba:rage saitin haskakawa kuma ɗauki hoto mai duhu don kiyaye cikakkun bayanai na ɓangaren haske na scene.
4. yawan shan magani:kara girman yanayin haskakawa kuma ya dauki hoto mai haske wanda za a yi amfani da shi don riƙe bayanai a cikin ɓangaren duhu na scene.
5. bayan aiki da kuma hadawa:shigo da wadannan daban-daban fallasa hotuna a cikin Adobe haske dakin ko wasu post-aiki software. amfani da compositing kayan aiki don hada su a cikin daya hdr image. a lokacin compositing tsari, daidaita haske, bambanci da launi na kowane photo don ƙirƙirar mafi halitta da kuma daidaita sakamako.
Bayan wannan jerin gyaran, hoton HDR tare da cikakkun bayanai da kuma haske da inuwa ya kammala.

A karshe, idan kana bukatar ka sami dama HDR kamara module for your saka hangen nesa aikace-aikace, kokarinKa nemi mafitaa sinoseen, ƙwararren mai ƙera masana'anta da mai samar da ƙirar ƙirar kyamara da samarwa, tare da ƙwarewar shekaru da yawa da ƙwararrun masana'antu da yawa, kuma bisa ga inganci da mutunci. mun yi imanin cewa za mu iya samar muku da mafita mafi dacewa a nan.