Gwero: Sina Technology Synthesis
Kugwiritsa ntchito kamera imodzi kuti mukwaniritse kujambula kosawoneka bwino sikuli kwachilendo, m'mbuyomuiPhone XRndi kaleGoogle Pixel 2akhala ndi zoyesayesa zofanana.
IPhone SE yatsopano ya Apple ndiyomweyi, koma zakekamerachinthu ndi chakale kwambiri, ngongole yaikulu ikadali mu algorithm.
Kuchokera ku lipoti la disassembly la iFixit, titha kuwona kuti mbali zina mu iPhone SE yatsopano zimagwirizana kwathunthu ndiiPhone 8, ngakhale mpaka momwe angagwiritsidwe ntchito mosinthana-kuphatikizapo 12-megapixel wide-anglekamera .
Mchitidwe wa 'vinyo watsopano m'mabotolo akale' sizachilendo kwa iPhone SE.Kubwerera zaka zinayi zapitazo, m'badwo woyamba wa iPhone SE unagwiritsanso ntchito maonekedwe a 5s ndi hardware zambiri, kotero Apple ikhoza kupereka mtengo wotsika.
Mwachidziwitso, pokopera zida za kamera zomwezo, makameramakhalidwe awiriwa sayenera kukhala osiyana kwambiri.Mwachitsanzo,iPhone 8sichigwirizana ndi kujambula zithunzi zakuya pang'ono ndi mutu womveka bwino komanso maziko osawoneka bwino, zomwe nthawi zambiri timazitcha "portrait mode".
Koma mukayang'ana patsamba lothandizira la Apple, mupeza kuti mawonekedwe azithunzi omwe samathandizidwa ndiiPhone 8imathandizidwa ndi iPhone SE yatsopano-ngakhale magalasi akumbuyo a awiriwa ali ofanana ndendende.
Nthawi zambiri, kujambula zithunzi zosawoneka bwino pafoni yam'manja nthawi zambiri kumafunika kuchitidwa ndi makamera apawiri-monga maso amunthu, foni yam'manja imafunikanso kupeza zithunzi ziwiri pamakona osiyanasiyana kudzera m'magalasi awiri pamalo osiyanasiyana, kenako ndikuphatikiza ma angles amitundu iwiri. view Kusiyanaku kumayerekeza kuya kwa gawo kuti mukwaniritse kusamveka bwino ndikusunga mutuwo momveka bwino.
Mndandanda wa Plus pamndandanda, kapena X, XS, ndi 11 m'zaka zaposachedwa, makamaka amadalira makina amakamera ambiri kuti amalize kujambula kosawoneka bwino.
Ndiye kodi kamera yakutsogolo ya iPhone imatha bwanji?Pakatikati pamakhala purojekitala ya madontho a infrared mu Face ID system, yomwe ingathenso kupeza deta yolondola yokwanira, yomwe ili yofanana ndi 'lens wothandizira'.
Kuchokera pamalingaliro awa, iPhone SE ikhoza kutenga zithunzi zamawonekedwe azithunzi ndizopadera kwambiri: choyamba, sichitenga kuwombera kangapo, chachiwiri, ilibe Face ID, palibe kuthekera kwa chithandizo cha hardware.
Zikuwoneka kuti Apple yasintha zina zomwe sitingathe kuziwona pamlingo wa mapulogalamu.
Posachedwa, Ben Sandofsky, wopanga kamera yachitatu ya Halide, adawulula mfundo zaukadaulo, kufotokoza chifukwa chake iPhone SE yatsopano imagwiritsa ntchito mawonekedwe a lens limodzi mongaiPhone 8, koma imatha kukwaniritsa mawonekedwe azithunzi zomwe omaliza sangathe .
Ananenanso kuti iPhone SE yatsopano ikuyenera kukhala 'iPhone yoyamba yomwe imatha kupanga chithunzithunzi pogwiritsa ntchito chithunzi chimodzi cha 2D'.
Inu mukhoza kunena kutiiPhone XRsikulinso mdima wa kamera imodzi.Kodi SE simangoyikopera?
Komabe, kuwonongeka kwa zinthu zatsimikizira kutimakameraya iPhone SE ndiiPhone XRsagwirizana, zomwe zimabweretsanso kusiyana kwa luso la kukhazikitsa awiriwa.
▲Samsung Galaxy S7series ndiye chida choyamba chomwe chimagwiritsa ntchito ukadaulo wa DPAF pa smartphonekamera
Mfundo yofunika kwambiri ndi yakutikamerachaiPhone XRikhoza kugwiritsa ntchito ukadaulo wapawiri wa pixel autofocus (DPAF), womwe umalola kuti ipeze zambiri zakuya kutengera zida.
Mwachidule, ukadaulo wa DPAF ndi wofanana ndi kugawa ma pixel pakamerasensor mu ma pixel ang'onoang'ono ang'onoang'ono mbali ndi mbali kuti mujambule zithunzi ziwiri zokhala ndi makona osiyanasiyana, monga maso athu akumanzere ndi kumanja.
Ngakhale kusiyana kwa ngodya komwe kumapangidwa ndi izi sikukuwonekeratu ngati kwapawirikamera, ikadali yabwino kwa algorithm kuti apange deta yakuya.
▲Google Pixel 2, 3Mapu awiri osiyanitsa omwe amapezeka pogwiritsa ntchito ukadaulo wa DPAF ndi ovuta kuwawona
kuzindikira, koma angathandizebe magawo azithunzi algorithm kupanga zigamulo
M'mbuyomu,Googleadagwiritsanso ntchito ukadaulo uwuPixel 2, 3kuti akwaniritse kuwombera kamodzi.PaPixel4, chifukwa kamera imasinthidwa ndi mawonekedwe a makamera angapo, kuzindikira kwa parallax ndikolondola kwambiri kuposa kamera imodzi.
▲ Tiyeni tiwone zomwe Pixel 4 idapeza pogwiritsa ntchito makamera awiri.
Ponena za iPhone SE yatsopano, chifukwa masensa ake ndi akale kwambiri, Halide akunena kuti sangadalire masensa kuti apeze mapu osagwirizana, ndipo makamaka akhoza kudalira makina ophunzirira makina operekedwa ndi A13 Bionic chip kuti ayese ndi kupanga deta yakuya. mapu.
Kufotokozera kwachiganizo chimodzi ndikuti kujambula kwazithunzi za iPhone SE kumatheka ndi mapulogalamu ndi ma algorithms.
▲ Tengani chithunzichi mwachindunjiiPhone XRndi iPhone SE yatsopano
Halide adagwiritsa ntchitoiPhone XRndi iPhone SE yatsopano kutenga chithunzi cha mwana wagalu (osati kuwombera kwenikweni, kungojambula chithunzi cha 'chithunzi chimodzi'), ndiyeno ndikufanizira deta yakuya ya zithunzi ziwirizo.
Iwo anapeza kutiiPhone XRadangopanga gawo losavuta lachifaniziro kuti atulutse mbali yayikulu, koma sanazindikire khutu la mwana wagalu molondola.
▲ Chithunzi chakuya cha data,iPhone XRkumanzere, iPhone SE yatsopano kumanja
Koma pa iPhone SE yatsopano, ndi algorithm yatsopano yoperekedwa ndi A13 chip, tili ndi mapu akuya omwe ndi osiyana kwambiri ndiXR.Imazindikira bwino makutu a galuyo ndi ndondomeko yake yonse, komanso imapanganso kusanjikiza kwamitundu yosiyanasiyana.
Mapu akuya amtunduwu siwolondola 100%.Halide adanena kuti kulondola kwa kudula ndi kusokoneza kwa iPhone SE yatsopano pojambula zithunzi zosawoneka ndi nkhope sizolondola monga pojambula zithunzi.
Makamaka pamene nkhani zina ndi zithunzi zakumbuyo ndizosamveka bwino, ubwino wa makamera angapo udzakhala wowonekera kwambiri panthawiyi.
▲ Mumutu wamtundu uwu wopanda nkhope, ndipo mutu ndi maziko ake sizimalekanitsidwa momveka bwino, kusamveka bwino kwa iPhone SE yatsopano.
ndikosavuta kulakwitsa
Monga mukuonera pachithunzichi, aiPhone 11 Prookonzeka ndi Mipikisano kamera dongosolo sangakhoze kufotokoza kwathunthu zomera zazing'ono pa chipika, komanso akhoza kuzindikira mtunda wa maziko ndi kupanga wosanjikiza processing.
▲ Chithunzi chakuya cha data,iPhone 11 Prokumanzere, iPhone SE yatsopano kumanja
Pa iPhone SE yatsopano, ngakhale zotsatira zofananira za kusanjikiza kosanjikiza, mutu ndi maziko aphatikizidwa kwathunthu.Mwachidziwitso, ndondomeko ya post-blurring mwachibadwa idzakhala yoipa kwambiri kuposaiPhone 11 Pro.
▲ Umboni weniweni wosawoneka bwino,iPhone 11 Prokumanzere ndi iPhone SE yatsopano kumanja
Ichi ndichifukwa chake, pomwe iPhone SE yatsopano imagwiritsa ntchito ya iOSkameraapp, pokhapo ngati nkhope ya munthu yadziwika, "Portrait Mode" imatha kuthandizidwa kujambula zithunzi zosawoneka bwino.Nthawi zina, cholakwika chidzawoneka.
Chifukwa chake chikugwirizanabe ndi algorithm ya Apple.Halide anatchula njira yotchedwa 'Portrait Effects Matte' (Portrait Effects Matte), yomwe imagwiritsidwa ntchito makamaka pofufuza ndondomeko yeniyeni ya anthu muzithunzi zazithunzi, kuphatikizapo tsatanetsatane wa tsitsi m'mphepete, magalasi chimango, ndi zina zotero. Mutu ndi maziko agawika.
Koma pakadali pano, ukadaulo wogawikanawu wotengera kuphunzira kwamakina ndi wokonzeka kwambiri "kuwombera anthu", zitha kupanganso kusowa kwa data ya parallax pa single.kameramafoni mongaiPhone XRndi iPhone SE, koma ngati mutu The aligorivimu adzapanganso cholakwika chiweruzo pamene kusintha zilembo ku zinthu zina.
Ponena za mafoni amakamera ambiri ngatiiPhone 11 Pro, mutha kupeza data ya parallax mwachindunji kudzera pakamerahardware, kotero amatha kugwiritsanso ntchito mawonekedwe azithunzi muzithunzi zopanda nkhope akamagwiritsa ntchito zawokamera.
▲ Lens yakutsogolo ya iPhone SE yatsopano imathandiziranso mawonekedwe azithunzi, ndipo kulondola kwa nkhope ndikokwera kwambiri,
ndipo kusiyana kwa zithunzi kumangokhala mu zotsatira za bokeh
Zachidziwikire, opanga chipani chachitatu amatha kugwiritsabe ntchito zinthu zomwe sizimathandizidwa.Tsopano pulogalamu ya Halide ikhoza kuthandiziraiPhone XR, SE kutenga zithunzi zosaoneka bwino za nyama zazing'ono kapena zinthu zina.M'malo mwake, imagwiritsanso ntchito ukadaulo wa chigoba cha Apple kuti ipeze mamapu akuya, ndikuwonjezeranso kukhathamiritsa kwake kumbuyo kuti mukwaniritse.
▲ Pogwiritsa ntchito mapulogalamu a chipani chachitatu monga Halide, mutha kugwiritsa ntchito iPhone SE yatsopano kuti mujambule zithunzi zosagwirizana ndi nkhope
Nthawi zambiri, kusawoneka bwino kwazithunzi komwe iPhone SE yatsopanoyi ndi malire omwe angapezeke mwa kukhathamiritsa kwa mapulogalamu a mafoni a kamera imodzi.Kunena zowona, izi ndichifukwa cha chipangizo cha A13.Ngati sichinabweretse ma aligorivimu atsopano ophunzirira makina, thekamerazinachitikira yekha, SE kuwombera zinachitikira mwachionekere ayenera kukhala theka.
Chifukwa chake, ndizofunikirabe kuti mafoni azitha kupanga makina amakamera ambiri.Titha kugwiritsa ntchito ngodya yayikulu kwambiri kuti tikulitse mawonekedwe, ndipo titha kudalira magalasi a telephoto kuti tipeze zithunzi zosawononga zoom.Thandizo lozindikira zenizeni zenizeni, izi sizimangokwaniritsidwa ndi kukweza kwa OTA, kapena kugaya ma aligorivimu.
Inde, kudzitamandira mwachimbulimbuli ndi kupikisana ndi kuchuluka kwa makamera kumakwiyitsanso.Ngati hardware imangopanga malire apansi a kujambula, ndiye kuti ma algorithms abwino kwambiri amatha kukweza malire apamwamba a kujambula, komanso kufotokozeranso mtengo ndi mtengo wa hardware yakale.kuthekera.
Sindikudziwa ngati tingadikire zaka zina zinayi.M'badwo wotsatira wa iPhone SE ukatuluka, udzakhala wosakwatiwakameramukadali ndi malo pamakampani opanga mafoni?
Nthawi yotumiza: May-06-2020