An nan yin wannan rubutun balansin gaba? An nan yin wani abubuwa mai tsarin da aka zo?
Tsarin Tsawon Tsaba (AWB) shi ne teknolijin asali a cikin tsarin fasso na yau. Wannan wanda ke cikin gida ko kan hutan, a kan farken ruwa, tsawon tsaba ta hanyar tushen ya yi challenge. Fasaha da karkatar da AWB ita ne mai muhimmi don tushen aikin na wani mawatanin kamera da aka yiwa . Matsala na yin bayani akan tsarin gudun tsawon tsaba, abubuwan da suka shafi, hanyoyin karkatar da suke tsawo, da tushen matakan aikin na gaba. Dalilatin mu ya zama don mutane gudun sauti da suke kama da tsaba na gaba daya.
Menene Tsawon Tsaba a Kwayon Tsatsa?
Tsarin Tsawon Tsaba (AWB) shi ne abin da mutane suke amfani da su a cikin kwayoyi na digita. Dalilin guda na yin tushen tsawon tsaba na kwayon tsatsa shi ne don nuna tsawon tsaba da abubuwan da suka tsaba. Wannan ya nuna wa tsawon tsaba da abubuwan da suka tsaba suke daidaita a kan farken ruwa. AWB ya nuna wa farken ruwan tsawon tsaba ta hanyar tushen farshen tsawo. Wannan ya sa kwayon tsatsa ta kallon tsawo da suke kama da tsaba na gaba daya. Ya kuma sa su tsaba daidaita, don haka wanda ke cikin tsarin ruwa ko kuma tsawon ruwan tsangaya.
An yi binciken AWB?
A cikin tsarin auto white balance yana fuskanta amsawa da kima da nisa na goma ko kima na mutum a cikin hoton. Lokacin da ke samo wadannan nisa, yana kima da girman Red, Green, da Blue (RGB) channels. Wannan ya sa wadannan nisa su dace ne a cikin hoton da karshe. Wannan tsarin mai zuwa ake amfani da algorithimolin da ke duba bayanin hoton. Suan saba ta hanyar yawan kalmomi da ke nuna waɗannan canzawa. Hanyoyi na kamera masu iyaka na iya gani da kima da saukin gwiwa, kamar yadda rana, lampulu fluorescent ko incandescent bulbs. Wannan ya sa yawan nisa su zama masu fadin nisa. camera Module yana fuskanta amsawa da kima da nisa na goma ko kima na mutum a cikin hoton. Lokacin da ke samo wadannan nisa, yana kima da girman Red, Green, da Blue (RGB) channels. Wannan ya sa wadannan nisa su dace ne a cikin hoton da karshe. Wannan tsarin mai zuwa ake amfani da algorithimolin da ke duba bayanin hoton. Suan saba ta hanyar yawan kalmomi da ke nuna waɗannan canzawa. Hanyoyi na kamera masu iyaka na iya gani da kima da saukin gwiwa, kamar yadda rana, lampulu fluorescent ko incandescent bulbs. Wannan ya sa yawan nisa su zama masu fadin nisa.
AWB shine babban zonkawa na kamera Mai sarrafa siginar hoto (ISP) . ISP's main job is to faithfully restore a scene's true colors even when lighting changes. Proper AWB setup is very important for an embedded camera module's matsayin ayyukan. Yana iya kafa abubuwa kamar yadda ke cibin sensor, girman pixel, shagunan ruwa, da zaɓin lense. Babba daga cikin mutum wanda ke kwayo ta atomatik zuwa tajaddidin launaka, lense na kwayoyi suna buƙata 'balance na fadi' don kwayo wannan sashen. Wannan yana sa nishadin da aka fitar da ta zama mai taba da kai tsakanin.
Me Ayyuka Da Suke Aiki Guda Yadda ke Aiwatarwa?
Don Aikin AWB don yi aiki da kyau, kwayo ya kamata tafadda da sauri yadda launaka ke tajaddida a cikin wasu tamar da launaka. Ideyan ji anfani daidai tare da launaka na ruwa wanda aka fitar da shi daga radiators na blackbody na nazarin a cikin wasu tamar. Yana da yawa ana qiyasinta a Kelvin. Wasu alamar Kelvin su dace da wasu allunan ruwa da suka shafi launaka. Misali, ruwan gishin yau ya zama kusan 5500 K, inda ruwan gishin kai tsakanin na lamp na incandescent ya zama kusan 2800 K. Maimain ma'ana na AWB yana da sauti wani abin fadi, lokacin da aka kwayar shi ta kwayo, ya zama fadi a cikin nishadda a kuskusin wasu tamar da launaka.
Baya da tamar da launaka, Amincin rike na AWB yana da wasu algorithim na ISP kuma yana da iyaye da kari zuwa ga alaman lenti. Don haka, samun amincin cikin na AWB zai buƙatar gudunƙarwa a cikin lenti da sensorin kwayoyin kamera wannan aikin gudunƙarwa ke biyan abubuwa kamar yankin lenti, filatin da ke cikin, tushen rayuwar kasa (CRA), da filatin lenti mai maita kai.
An yi lensi amfani da AWB?
Lenti bata wata sabon hali na fassar da kwayo kawai ba, balaye keyakin da ke samun kwayoyin marasa ƙalƙali. Yankin lenti, tsari, da filatin soke dankan cikin shi, wanda ke nuna cewa yawan rayuwa da kamera sensorin karɓi. Akhirin, yana nufin cewa Algorithm na AWB zai iya gyara kwayo.
Sai wani ayyuka daidaita lensi
Zaɓin ƙarin na lens zai iya ƙoshe ko ƙarfe. Zaɓɓen da daban-daban suna ƙawar da suko da suko daban-daban. Wannan zaɓɓen zai iya canza tsarin suko na suko, kuma zai sa su saƙo na kolorin kuma. Misali, lens din ƙoshe zai iya ƙirƙirar kolorin (chromatic aberration) karfi yawan da suka daina. Wannan ya nufi cewa algorithmon AWB zai buƙatar muhimman su ne.
Filtar da Kolorin Spectrum
Filtar da aka ƙirƙira a cikin lens yana buƙatar wane suko zai sami sensor. Maita da noƙin da filtarsu zai sa su saƙo na kolorin madaida, na kuma lokacin da ke cikin auto white balance adjustment ƙasa.
Chief Ray Angle (CRA)
CRA yana fassarar wani irin da suko suna shigo da lens kuma suna kura da sensor. Don lens din wide-angle, CRA yana girman girma. Wannan shine saboda yana sa su saƙo na suko da kolorin madaida, amma na kuma farko na hoto. AWB algorithms zai buƙata yi hisabu na CRA don yin cewa saƙon kolorin ta zama daidai a cikin hoton dukkan.
Anti-Reflective Coatings
Maiyunkuraren daidaitan garewa na anti-reflective a cikin lentes suna iya kuskyata rufe-rufewa na gaban. Wannan maiyunkuraren suka sa sayan da ke tafiya shine ya ƙare, zai sa kontras ta taka, kuma zai kuskuya alhassar da kira. Maita'a da kwaliti na cikon suke samu na ziggere sayan da ke fitowa zuwa sensor. Wannan kuma ya sa Ayyukan AWB . Don samun mafautuka a cikin ayyukan AWB, lentes dole ne suke da tasharin daidaita da sensor na kwayo kuma da ISP.
Yadda ake Ayyukan Daidaitar Rangin Gidan Tatsuniyar na Tsarin Tsara Tsuntsu?
Tsarin daidaitaccen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen far yake da sauyin daidaita Image Signal Processor (ISP) na kwayo kuma da lentes da ke da shi. Mafautuka shine domin daidaita canjiyar rangin tsuntsu daga cingarin iluminasi da kuma ma'ana da lentes suke samu a cikin rangi. Wannan shine kadan daga cikin al'amuran da suke ƙunna a cikin proses na daidaitar AWB.
Zabbatar Tsuntsun Rangin kuma Tafiyar Hoton
Matsaka, sami sauyan bayanin daga cikin ma'auni da aka shawar da su a cikin mitanin farshen. Wannan ke karkatar da abubuwan farashi masu amfani guda kamar farashin rana, farashi na flureshent, da farashin incandescent. Wannan gama ita ce ta hanyar samun bayanin da ke buƙata don mu'amaloli na gaba.
Zaɓi Algorithmin na White Balance
Bayanin, yi amfani da wacce zamu yi Algorithm na AWB zuwa sauyan da aka sami. Dalilin algorithmin shine samun utaka ko abubuwa daban a cikin sauya. Sai kuma nufin sochan Red, Green, da Blue (RGB) domin suka zufa daban a cikin ma'auni daban.
Taswira don Siffofin Lenses
Sai kadan siffofin lenses kamar abubuwan da ke cikin, filatures, da coatings na wasu farashin zai iya cin gudun faruwa, doba dobi zamu buƙatar taswira da su. Wannan kamar yadda ke nufin gyara alamomin a cikin algorithmin na AWB domin kuma taswirar faruwar da suke da faruwa daga cikin lenses.
Gyara da Takkamarewa
A kalmi na iya buƙatar yin saƙo biyu ko fiye don ƙayyade zaɓin aljebra na AWB. Wannan yana amfani da tallace-tallace na tsawon rage na nanya, iyakawaƙe kasa kusurwar aljebra, kuma tattara cewa anwani suna daidaita a karkashin sauran iluminashon.
Iyaƙokcin kuma tacewa
A ƙarshe, mu tabbata cewa kalmi na AWB ta hankali ta tabbatar da kamera a cikin iluminashon aiki na gaba. Wannan yana ƙirƙirar hoton a cikin iluminashon asali kuma buƙatu, kuma tabbatar da sahon anwani kuma kwaliti na hoton dukkan.
Menene Masu Amince Da Kuke Sani Auto White Balance?
Tsarin daidaitaccen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen far ke cikin sauran al’umma, amma a cikin sanimai masu watsalarwa inda sahon anwani mai kyau ke cikin muhimmi.
Sakamakon indoor
A cikin foton kuskuren gida, masu aiki da ƙarƙashin saman ruwa masu da keɓeɓe - kamar yadda saman ruwan rana ke taka leda da saman ruwan buɗe. Dole ne AWB ya yi aiki don nufin cewa ruwan gwajin mutane da kuma ruwan cikin foton ya zama masu da shakkar da kuma masu da alaƙa. Ta hanyar tada AWB algorithm, masu foton zai iya kara rage a kai tsawon gudun gwajin a gaba. Sujawa suka saman foton da keɓeɓe na ruwan da keɓe da kuma ba su hanyar tada ba.
Car Reversing Camera
Kamar yadda kula da ke taka daga rana mai kira zuwa rana mai kira ko rana mai kira Tada AWB ya kara ingancin foton da kuma kuskuren ruwan a lokacin taka, amma a lokacin da ke kira. Ta hanyar tada AWB, masu amfani za su saman kai tsawo mai kira, da kuma kuskuren tada ya kara ingancin.
Gudun Gidan da Kuskuren Aminci
Na gudun gidan , reproduction na ruwan ta hankali don nufin cewa za a iya samun alhakin. Misali, kusan farko na ruwan a cikin abin da ke taka ko abin da ke taka zai iya nufin cewa akwai alhakin. A matsayin haka, a cikin guzalwar hankali , ɗan addunya mai tasiri ya taimaka wajen ganin alama da kuma amfani da sauti. Tada AWB yana iya jin dawowa da sauti mai tasiri. Yana taimakawa wajen samun sauti mai iyaka sanin kuma yake canzawa a cikin wuri mai canzawa kan kai'ido.
Wanne Dafault White Balance ya kamata a amfani da shi?
Sabon modules na camera peshewa su daban-daban dafault white balance sabunta, kamar 'Auto', 'Daylight', 'Cloudy', 'Incandescent', da 'Fluorescent'. A karkashin koyan halaye na yau da kullum, Tsarin Tsawon Tsaba (AWB) ba su ne daidai ba. Se dan addunya ya taimaka wajen ganin alama da kuma amfani da sauti. Amma a halaye da dama da ke cikin wuri mai canzawa kan kai'ido, za a iya zaɓar dafault preset za a iya samun ma'ana mai tasiri. Misali, a cikin wuri mai iluminatsiya ta incandescent bulbs, za a iya zaɓar 'Incandescent' preset za a iya samun ma'ana mai tasiri darusa amfani da auto mode. A halaye mai saye da ke buƙata tasirin addunya mai iyaka ko wani test environment, za a iya saita da kuma tura white balance ya dace.
Kammalawa
Tsarin Tsawon Tsaba (AWB) sune babban burkuta da kuma yawa da ke biyu sanimai masu watsalarwa . Nasarar ta ta dogara ne ba kawai a kan ci-gaba ISP algorithms amma kuma a kan kusa aiki a cikin tawagar da kuma m k kasuwanci . Injiniyoyi bukatar zurfi fahimci kome daga tsarin auto white balance zuwa Tada AWB matakai, da kuma muhimmiyar rawa a daban-daban real duniya aikace-aikace. Kamar yadda fasaha ci gaba da inganta, m AWB zai ci gaba da fitar da manyan ci gaba a camera Module sake samar da launi. Wannan zai haifar da ƙwarewar gani da tabbaci ga samfuran daga kayan lantarki na masu amfani zuwa tsarin masana'antu masu rikitarwa.
Sinoseen ya ƙare 14 shekarar kadaidai mai kyau a cikin shagaran ido na gudun fahimci . Mun sadaukar domin taimaka wa abokan cinikinmu hade da dama, high-yi modules na camera . Mun kuma kwararru a warware wuya image ingancin kalubale, ciki har da m Tsarin daidaitaccen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen far . Idan kana neman sana'a mawatanin kamera da aka yiwa da mafita ko fuskantar kalubale da tsarin daidaitaccen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen fararen far , kallon kai tsara a tuntuƙi ƙungiyar Sinoseen yau . Muna a kan layi don ninka shaidar teknin da taƙaddun farko wajen yin aiki na tsarin buƙatar gudunƙu.
Kayan da aka ba da shawara
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