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Fahimtar da kuma yaki da amo a cikin daukar hoto: jagora mai mahimmanci

Jul 01, 2024

daukar hoto fasaha ce da ke kama lokaci a lokaci. amma hotunan hayaniya na iya lalata kammalallar hoto. wannan labarin zai bincika abin da ke haifar da hayaniya a daukar hoto, nau'ikan hayaniya, da kuma yadda masu daukar hoto zasu iya rage shi.

asalin hotuna amo

hotuna na amo suna tasowa daga manyan tushe guda biyu: amo da aka harba da amo na dijital. Sautin da aka harba shine sakamakon halayyar haske. Sautin dijital ya fito ne daga firikwensin kyamara da kayan lantarki. lokacin da haske ya yi kadan, masu daukar hoto suna kara iso don kama karin haske, amma wannan kuma yana kara hayaniya

Sautin harbi

Sautin harbi yana faruwa ne saboda hasken photons ya buga firikwensin ta hanyar bazuwar. wannan bazuwar yana haifar da bambancin haske, yana haifar da amo.

hayaniya ta dijital

Sautin dijital yana da alaƙa da na'urar lantarki ta kyamara. Saitunan ISO mafi girma suna ƙara wannan amo, yana sa ya fi bayyane.

Images of noise

nau'in hotuna amo

sautin haske

Sautin haske yana kama da ƙananan wurare a cikin hoto. yana da kyau a cikin yankunan duhu na hoto.

sautin ƙarar ƙarar ƙira

Chrome amo yana bayyana a matsayin bazuwar pixels mai launi. zai iya janye hankali da rage ingancin hoto.

hanyoyin rage hayaniya

Masu daukar hoto zasu iya amfani da hanyoyi da dama don rage hayaniya:

  • Ƙananan saitunan iso:yi amfani da mafi ƙasƙanci iso yiwu ga yanayin haske.
  • kwanciyar hankali na kyamara:amfani da wani tripod da kuma m rufe don kauce wakyamaraKa girgiza shi.
  • Tsarin raw:harbi a raw don samun ƙarin bayanai don post-aiki.

fasahar rage amo

sababbin fasahohi suna ba da rage yawan amo:

  • Hanyoyin yanki na sararin samaniya suna nazarin ginshiƙan pixel don rage hayaniya yayin kiyaye bayanai.
  • fasahar canzawa ta canza hotuna zuwa wani yanki don rage amo.
  • Koyon injina yana amfani da ƙirar ƙirar don ganowa da rage amo, kiyaye bayanan hoto.

Bayan-aiki don rage amo

Bayan-aiki yana da mahimmanci don rage amo. software kamar Adobe Photoshop yana bawa masu daukar hoto damar:

  • daidaita daƙarfinna rage hayaniya.
  • kiyaye bayanaidon kiyaye gefuna kaifi.
  • rage hayaniyar launidon kawar da bazuwar pixel launi.
  • Ƙara ƙayyadaddun bayanaidon dawo da bayyanar hoto.

nazarin yanayin

Ka yi tunanin mai daukar hoto yana daukar hoto na birni da dare tare da ISO 3200. hoton zai iya samun sauti mai ban mamaki. ta amfani da Photoshop, mai daukar hoto zai iya:

  • saita ƙarfin rage amo zuwa matsakaici don rage bambancin haske.
  • amfani da tsare details alama don kula da hoto sharpness.
  • amfani da rage launi amo don kawar da launi pixels.
  • yi amfani da bayanai masu kyau don ƙara haske a hoton.

Ƙarshe

hayaniya kalubale ne a harkar daukar hoto, amma ba abin da ba za a iya shawo kansa ba. ta hanyar amfani da fasahohi da fasahohi masu kyau, masu daukar hoto za su iya sarrafawa da rage hayaniya. ko dai daidaita saitunan kyamara ne ko kuma amfani da kayan aikin sarrafawa, akwai hanyoyin inganta ingancin hoto. yayin da fasaha

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