Resolution Hoto: Menene Shi & Me yasa yake da Muhimmanci?

da kim An sabunta: Yuli 9, 2022

Ƙaddamar hoto shine adadin dalla-dalla da hoto ya ƙunshi. An auna shi a ciki pixels (ko dige) a duka tsayi da faɗi, kuma yana ƙayyade girman hoton da ingancinsa. 

Ƙaddamar hoto yana da mahimmanci saboda yana rinjayar yadda hotunan ku suke da kuma yadda suke iya isar da saƙonku. 

A cikin wannan jagorar, zan bayyana menene ƙudurin hoto, yadda yake shafar hotunanku, da yadda zaku zaɓi ƙudurin da ya dace don buƙatunku.

Menene Ƙaddamar Hoto?

Ƙaddamar hoto ainihin ma'auni ne na adadin pixels da aka cuɗe cikin hoto. Yawancin lokaci ana bayyana shi a cikin PPI, wanda ke tsaye ga pixels kowace inch. Ƙarin pixels a kowace inch, mafi girman ƙuduri, kuma mafi kaifi da ƙwanƙwasa hoton zai duba.

Me ke faruwa Lokacin da kuka Canja Ƙaddamarwa?

Lokacin da kuka canza ƙudurin hoto, kuna faɗin ainihin pixels nawa kuke son dacewa da kowane inch na hoton. Misali, idan kana da hoto mai ƙudurin 600ppi, yana nufin cewa pixels 600 za a cushe cikin kowane inci na hoton. Shi ya sa hotunan 600ppi yayi kama da kaifi da dalla-dalla. A gefe guda, idan kuna da hoto mai ƙudurin 72ppi, yana nufin cewa akwai ƙarancin pixels a kowane inch, don haka hoton ba zai yi kama da kintsattse ba.

Ƙa'idar Ƙaddamarwa na Babban Yatsa

Idan ya zo ga yin bincike ko ɗaukar hotuna, koyaushe ƙoƙarin ɗaukar hoton a mafi girman ƙuduri/mafi inganci mai yiwuwa. Yana da kyau a sami bayanai da yawa fiye da rashin isa! Yana da sauƙi ga aikace-aikacen gyaran hoto, kamar Photoshop, don watsar da duk wani bayanin hoto maras so (kamar rage girman hoto) fiye da ƙirƙirar sabbin bayanan pixel (kamar ƙara hoto).

Menene Bambanci Tsakanin PPI da DPI?

Menene PPI & DPI?

Shin kun taɓa samun ruɗani lokacin da mutane ke magana game da PPI da DPI? Kada ku damu, ba kai kaɗai ba! Ana amfani da waɗannan gajarce iri biyu sau da yawa, amma a zahiri suna da ma'anoni daban-daban.

PPI (Pixels per inch)

PPI tana tsaye ga Pixels Per Inch, kuma komai game da shi ne nuni ƙuduri. A wasu kalmomi, adadin pixels ɗaya ne waɗanda aka nuna a cikin inci ɗaya na a digital image.

DPI (digi a cikin Inci)

DPI tana nufin ɗigo ɗaya a cikin Inci, kuma komai game da ƙudurin firinta ne. Wannan yana nufin adadin ɗigon tawada ne da aka buga akan hoto.

Rufe shi

Don haka, lokaci na gaba wani yayi magana game da PPI da DPI, zaku san bambanci! Za mu yi magana ne kawai game da PPI (Pixels Per Inch) idan ya zo ga ƙuduri, don haka kuna iya mantawa game da DPI.

Menene Bambanci Tsakanin Girman Jiki da Ƙwaƙwalwa?

Girman Jiki

Lokacin da yazo ga hotuna, girman jiki duk game da ma'auni ne. Ko girman hoton da aka buga ko pixels na hoton da aka nuna akan yanar gizo, girman jiki shine hanyar da za a bi.

• Hotunan da aka buga: 8.5" x 11"
• Hotunan yanar gizo: 600 pixels x 800 pixels

Girman ƙwaƙwalwa

Girman ƙwaƙwalwar ajiya wani labari ne daban. Duk game da adadin sarari da fayil ɗin hoto ke ɗauka akan rumbun kwamfutarka. Misali, hoton JPG zai iya zama 2 MB (megabyte), wanda ke nufin zai bukaci 2MB na sarari akan tuki don adana wannan hoton.

Don haka, a gaba lokacin da kake kallon hoto, yi tunani game da girman jiki da girman ƙwaƙwalwar ajiya. Ta wannan hanyar, za ku san ainihin adadin sararin da kuke buƙatar adana shi!

Samun Mafi Ingantattun Bugawa tare da Tsarin Hoto

Yadda Ake Samun Hotuna Mai Girma

Na zamani dijital kyamarori suna da kyau don ƙirƙirar hotuna masu mahimmanci waɗanda suka dace don bugawa. Don tabbatar da cewa kun sami mafi kyawun inganci, adana hotonku a cikakke kuma kada ku rage girmansa ko auna shi.

Gujewa blurness ko Pixelation

Wani lokaci, blur motsi ko kasancewa ba a mayar da hankali ba na iya sa hoton ya zama mara nauyi. Don guje wa wannan, tabbatar da mayar da hankali kan abin da kuke so kuma kada ku motsa yayin ɗaukar hoto. Ta wannan hanyar, zaku sami mafi kyawun kwafi mai yuwuwa!

Inganta Ingantattun Hoto don Yanar Gizo

Me yasa Tsarin Hoto ya bambanta don Yanar Gizo?

Lokacin da yazo kan hotuna don gidan yanar gizo, ba kwa buƙatar damuwa game da samun mafi girman ƙuduri mai yiwuwa. Wannan shi ne saboda yanar gizo duk game da sauri ne, kuma hotuna masu tsayi suna ɗaukar tsayin daka don ɗauka. Don haka, daidaitaccen ƙuduri don hotunan gidan yanar gizo shine 72 ppi (pixels kowane inch). Wannan ya isa ya sa hoton ya yi kyau, amma har yanzu ƙarami ne don ɗauka da sauri.

Yadda ake Inganta Hotuna don Yanar Gizo

Haɓaka hotuna don gidan yanar gizo duk game da raguwa ne. Ba kwa son sanya hotunanku su yi girma sosai, saboda hakan zai rage jinkirin gidan yanar gizon ku. Ga yadda ake yin shi daidai:

• Yi amfani da Photoshop ko kayan aikin gyara hoto don tabbatar da girman hotunan ku daidai.
• Kada ku ji tsoron rage girman hotunanku. Ba za ku rasa inganci mai yawa ba, kuma zai taimaka aikin gidan yanar gizon ku.
• Yi ƙoƙarin kiyaye hotunanku ƙasa da 100KB. Wannan yana da ƙananan isa don ɗauka da sauri, amma har yanzu yana da girma isa ya yi kyau.

Girman Pixel vs. Ƙidumar: Abin da kuke Bukatar Sanin

Hotunan Bugawa

Idan ya zo ga hotuna da aka buga, duk game da ƙuduri ne. Idan kuna son bugu mai inganci, ya kamata ku kula da ƙudurin.

Hotunan Yanar Gizo

Lokacin da yazo ga hotunan yanar gizo, komai game da girman pixel ne. Anan ga ƙarancin ƙasa:

• Ƙaddamarwa ba ta da mahimmanci kamar girman pixels.
• Hotuna biyu masu girman pixel iri ɗaya za su nuna a girman iri ɗaya, ko da ƙudurinsu ya bambanta.
• Don haka, idan kuna son hotunan gidan yanar gizon ku su yi kyau, ku mai da hankali kan girman pixel.

Samun Madaidaicin Matsayin Hoton ku

Ƙwararrun Wallafa

Idan kuna neman buga hotunanku da fasaha, kuna buƙatar tabbatar da cewa sun kai ga shaƙuwa. Manyan firinta na iya buƙatar hotuna su kai 600 ppi, don haka koyaushe bincika firinta kafin ƙaddamarwa. Don kwafin marasa sana'a kamar inkjet da Laser, kuna son tabbatar da hotunan ku aƙalla 200-300 ppi don mafi kyawun inganci. Kwafin hoto ya kamata ya zama aƙalla ppi 300. Don babban bugu na fosta, zaku iya tafiya tare da 150-300ppi dangane da kusancin da za'a duba.

Screen Resolution

Lokacin da yazo ga hotuna don fuska, komai game da girman pixel ne, ba PPI ba. Shekaru, an yi tunanin cewa ya kamata a adana hotuna tare da ƙuduri na 72 PPI, amma wannan ba shine ainihin abin da ke yanke shawarar ingancin hoto ba. Daban-daban masu saka idanu suna da ƙuduri daban-daban, don haka yana iya zama da wahala don tsara gidan yanar gizon da ke da kyau akan duk nuni. Abubuwan nunin retina na Apple sune na baya-bayan nan kuma mafi girma, don haka idan kai mai haɓaka gidan yanar gizo ne, za ka so ka tabbatar da hotunanka sun yi kyau a kan waɗannan.

Projector/Powerpoint

Idan kuna amfani da hotuna don majigi ko gabatarwar Powerpoint, kuna so ku tabbatar cewa girman pixel ɗin ya dace da na'urar. Yawancin majigi na 4: 3 suna da nuni na 1024 x 768 pixels, don haka hoton da yake 1024 x768 pixels tare da ƙuduri 72 PPI zai yi kyau.

Yadda Ake Duba Ƙarfin Hoto

Gwajin Sauƙi da Sauƙi

Idan kuna cikin tsunkule kuma kuna buƙatar sanin ƙudurin hoto cikin sauri, zaku iya yin gwaji mai sauri da idanunku. Ba daidai ba ne, amma zai ba ku cikakken ra'ayi na ko hoton yana da ƙaranci ko mafi girma.

Kawai buɗe hoton akan kwamfutarka kuma duba shi a girmansa (100%). Idan hoton ya yi kama da ƙarami kuma blush, yana da yuwuwar ƙaramin ƙuduri. Idan ya bayyana babba da kaifi, to tabbas yana da ƙuduri mafi girma.

Madaidaicin Hanya

Idan kana da Adobe Photoshop, zaka iya samun ainihin ƙudurin hoto. Kawai buɗe hoton kuma je zuwa Hoto> Girman hoto a saman menu na kayan aiki. Akwatin maganganu zai gaya muku girman hoton da ƙuduri.

Misali, idan hoton yana da ƙuduri na 72 pixels/inch, yana da kyau don aikace-aikacen yanar gizo.

Wane Shawara Ina Bukata?

Ƙaddamar da kuke buƙata ya dogara da aikin da kuke amfani da hoton. Ingancin ƙudurin da ake buƙata don hoton da aka buga akan takarda ya bambanta da ingancin da ake buƙata don hoton da aka gani akan allo.

Ga wasu shawarwari da ya kamata ku kiyaye:

• Don bugu, nufin 300 pixels/inch ko sama da haka.
• Don aikace-aikacen yanar gizo, 72 pixels/inch yawanci ya isa.
• Don nunin dijital, nufin 72-100 Pixels/inch.
• Don aikace-aikacen hannu, nufin 72 pixels/inch.

Fahimtar Tsarin Hoto

The Basics

Lokacin da ake batun sake girman hotuna, koyaushe kuna iya sanya su ƙarami, amma ba za ku taɓa yin girma ba. Yana kama da titin hanya ɗaya - da zarar kun sanya hoton ƙarami, ba za ku koma baya ba. Don haka, idan kuna aiki da hoto kuma kuna son kiyaye asalin, ku tabbata kun adana shi azaman kwafi kuma kar ku sake rubutawa.

Don Yanar gizo

Idan kuna amfani da hotuna don gidan yanar gizon, yana da kyau a sami hoton ƙuduri mafi girma don ku iya daidaita shi zuwa 72 dpi (ƙudurin allo). Wannan zai kiyaye babban ƙuduri, amma rage girman fayil ɗin don kada ya rage shafinku. Amma idan kuna aiki tare da ƙaramin ƙuduri fiye da yadda kuke buƙata, kada kuyi ƙoƙarin haɓaka shi - zai sa hoton ya zama pixelated da/ko blurry kuma ya sanya girman fayil ɗin ya fi girma fiye da yadda ake buƙata.

Buga vs. Yanar Gizo

Lokacin adana hotuna, tabbatar kun ajiye su a cikin bayanin martabar launi daidai. A matsayin jagora mai sauri don tunawa:

• CMYK = Buga = 300 dpi ƙuduri
• RGB = Yanar Gizo/Dijital = 72 ppi ƙuduri

Menene Pixels?

The Basics

Shin kun taɓa yin mamakin abin da ke haɗa hoto na dijital? To, an yi shi da ƙananan ƙananan murabba'ai da ake kira pixels! Lokacin da kuka zuƙowa kan hoton da aka ɗauka tare da kyamarar dijital, za ku ga grid ɗin waɗannan pixels. Yana kama da ƙato mai wuyar warwarewa, tare da kowane yanki kasancewar pixel.

Binciken Mafi Girma

Bari mu kalli abin da pixels suke. Ga abin dubawa:

• Pixels sune tubalan ginin hotunan dijital.
• Ƙananan murabba'i ne waɗanda ke haɗa hoton lokacin da kake zuƙowa.
• Kowane pixel kamar ƙaramin ɗan wasa ne wanda ya dace tare da sauran don ƙirƙirar duka hoton.

Don haka Menene?

Don haka me yasa ya kamata ku damu da pixels? To, yawancin pixels akwai, mafi kyawun ƙudurin hoton. Wannan yana nufin cewa idan kana son bayyananne, tsantsan hoto, kana buƙatar tabbatar da cewa akwai ɗimbin pixels a ciki.

Don haka lokaci na gaba da kuke kallon hoto na dijital, duba kusa ku gani ko zaku iya tabo pixels!

bambance-bambancen

Tsarin Hoto Vs Girma

Idan ya zo ga hotuna, ƙuduri da girma abubuwa biyu ne mabambanta. Ƙaddamarwa yana nufin girman pixels waɗanda suka haɗa hoto, yayin da girma shine ainihin girman hoton. Misali, idan kana da hoton pixel 10 × 10, ba zai yi kyau sosai ba, amma idan ka ninka ƙuduri zuwa 20 × 20, zai yi kyau sosai. A gefe guda kuma, idan kuna son yin girma, kuna buƙatar ƙara girmansa, ba ƙudurinsa ba. Don haka, idan kuna son yin girma sau biyu, kuna buƙatar ninka faɗinsa da tsayinsa.

A takaice, ƙuduri shine duka game da pixels, yayin da girma ya kasance kusan girman. Idan kuna son sanya wani abu ya fi kyau, ƙara ƙuduri. Idan kuna son yin wani abu mafi girma, ƙara girma. Yana da sauƙi kamar wancan!

Tsarin Hoto Vs Girman Pixel

Girman Pixel da ƙudurin hoto sharuɗɗa biyu ne waɗanda za a iya ruɗe su cikin sauƙi, amma a zahiri sun bambanta. Girman pixel shine girman hoto, wanda aka auna shi da pixels, inci, da sauransu. Tubalan ginin ne suka haɗa hoton, kamar ƙaramin pixel kore a cikin misali. Ƙaddamar hoto, a daya bangaren, shine adadin dige-dige kowane inci murabba'in hoto lokacin da aka buga shi. Yana kama da ƙara ƙarin pixels cikin sarari iri ɗaya, sa hoton ya yi kyau kuma mafi fayyace. Don haka, idan kuna son buga hoto, kuna buƙatar tabbatar da cewa yana da babban ƙuduri, amma idan kuna kallo kawai akan allo, girman pixel shine komai.

FAQ

Me yasa ake kiransa ƙuduri a ƙudurin hoto?

Ƙaddamarwa wani muhimmin ra'ayi ne idan ya zo ga hotuna saboda yana ƙayyade yawan daki-daki da za a iya gani a cikin hoton. Ƙaddamarwa ita ce ma'aunin yadda layin kusa za su kasance da juna kuma har yanzu ana iya warware su. A wasu kalmomi, mafi girman ƙuduri, ƙarin daki-daki da za ku iya gani a cikin hoton. Ka yi la'akari da shi kamar haka: idan kana da ƙananan hoto, yana kama da kallon duniya ta hanyar binoculars wanda ba a mayar da hankali ba. Har yanzu kuna iya yin sifofi da launuka, amma cikakkun bayanai ba su da kyau. A daya hannun, idan kana da babban ƙuduri hoto, kamar duba ta cikin biyu na binoculars cewa su ne daidai a mayar da hankali. Kuna iya ganin kowane ɗan daki-daki, tun daga nau'in masana'anta zuwa gashin kansu a kan mutum. Don haka, ƙuduri shine ainihin bambanci tsakanin hoto mara kyau, ƙarancin inganci da ƙwanƙwasa, hoto mai inganci.

Menene bambancin girman ƙudurin hoto?

Lokacin da yazo ga ƙudurin hoto, mafi girma shine mafi kyau! Amma ta yaya za ku san girman girman isa? To, duk ya dogara da abin da kuke amfani da hoton. Ana iya auna ƙudurin hoto ta hanyoyi daban-daban, amma mafi yawanci shine ta fuskar pixels. Pixel ƙaramin murabba'in launi ne, kuma yawancin su da kuke da su, ƙarin cikakkun bayanan hotonku zai kasance.

Misali, hoton da ke da fadin pixels 2048 da tsayin pixels 1536 yana da ƙudurin megapixels 3.1. Wannan pixels da yawa! Amma idan kuna son buga shi, kuna buƙatar tabbatar da cewa kuna da isassun pixels don girman bugun. Hoton 3.1-megapixel zai yi kama da kyawawan hatsi idan kun buga shi a faɗin inci 28.5, amma zai yi kyau idan kun buga shi a faɗin inci 7. Don haka, idan aka zo batun ƙudurin hoto, komai game da nemo daidaitattun daidaito tsakanin girma da daki-daki.

Yadda ake lissafin ƙudurin hoto?

Ƙididdigar ƙudurin hoto na iya zama kasuwanci mai wahala, amma ba dole ba ne ya zama! Duk abin da kuke buƙatar sani shine girman hoton ku a cikin pixels, kuma kuna da kyau ku tafi. Don ƙididdige ƙudurin hoto, kawai ninka adadin pixels a cikin faɗi da tsayin hoton kuma raba shi da miliyan ɗaya. Misali, idan hotonka yana da pixels 3264 x 2448, ƙudurin zai zama megapixels 3.3. Kuma idan kana son sanin girman girman hotonka, kawai raba adadin pixels da dpi da ake so (dige-dige a kowane inch). Don haka idan kuna son buga fosta a 300 dpi, raba 3264 ta 300 da 2448 ta 300 kuma zaku sami girman inci. Sauƙin peasy!

Nawa ƙuduri ne 1080p?

1080p ƙuduri shine ainihin buɗaɗɗen ido! Yana da pixels sama da miliyan biyu, wanda ya isa ya sa idanunku su fita daga kan ku. Wannan pixels da yawa! Don haka idan kuna neman babban hoto, 2p shine hanyar da zaku bi. Yana da pixels 1080 a kwance da kuma 1920 a tsaye, yana ba ku ƙwaƙƙwaran hoto mai haske wanda zai yi kyau a kowane allo. Don haka idan kuna son burge abokanku tare da hoto mai ban sha'awa, 1080p shine hanyar da za ku bi!

Ta yaya kuke canza pixels zuwa ƙuduri?

Mayar da pixels zuwa ƙuduri abu ne mai sauƙi! Duk abin da kuke buƙatar yi shine ninka adadin pixels na tsayi da faɗi, sannan raba su da miliyan ɗaya. Wannan zai ba ku ƙuduri a cikin megapixels. Misali, idan kana da hoton da ke fadin pixels 1000 da tsayin pixels 800, za ka ninka 1000 da 800 don samun 800,000. Sannan, raba 800,000 da miliyan daya don samun 0.8 megapixels. Voila! Yanzu kun canza pixels zuwa ƙuduri.

Kammalawa

A ƙarshe, ƙudurin hoto muhimmin abu ne da za a yi la'akari da shi lokacin ƙirƙira ko amfani da hotunan dijital. Ko kai ƙwararren mai ɗaukar hoto ne ko mai amfani na yau da kullun, fahimtar tushen ƙudurin hoto zai taimaka maka samun mafi kyawun hotunanka. Ka tuna, ƙuduri mafi girma yana nufin ƙarin pixels a kowace inch, yana haifar da mafi girma, hoto mai inganci. Kuma kar a manta, PPI tana nufin 'Pixels Per Inch' - ba 'Pizza Per Inch' ba! Don haka, kada ku ji tsoro don gwaji tare da kudurori daban-daban kuma ku sami ƙirƙira tare da hotunanku.

Barka dai, Ni Kim, mahaifiya ce kuma mai sha'awar tsayawa motsi tare da kwarewa a ƙirƙirar kafofin watsa labarai da haɓaka yanar gizo. Ina da sha'awar zane da raye-raye, kuma yanzu na fara nutsewa a cikin duniyar tasha-motsi. Tare da bulogi na, Ina raba abubuwan da na koya tare da ku mutane.