Nrhiav Qhov Chaw Zoo Tshaj Plaws rau Txhua Qhov Teeb Meem Pom Zoo
Thaum nws tawm los kho qhov chaw rau koj lub koob yees duab ua kom tau qhov zoo tshaj plaws tau cov dluab, ib qho kev pom tias ntau tus kws yees duab nco txog qhov teeb duab zoo thiab cov duab loj rau qhov zoo tau ntau ntau. Feem ntau, tua ntawm qhov kev daws teeb meem siab tshaj plaws yog qhov kev xaiv zoo tshaj plaws. Tab sis qee zaus, ib lub koob yees duab me me yees duab me me yog qhov zoo tshaj plaws rau qhov tshwj xeeb shooting shooting.
Txiav txim siab txog qhov zoo tshaj plaws yog tsis yoojyim. Piv txwv, yog tias koj daim npav nco tau pib, koj yuav xav tua cov duab qis dua los sis qhov zoo tshaj plaws kom txuag tau ntau qhov chaw cia. Los yog, yog tias koj paub tias koj tsuas yog siv cov txheej ntawm cov duab hauv e-ntawv lossis ntawm lub network, koj tuaj yeem tua ntawm ib qho kev daws teeb meem thiab ib qho duab zoo dua qub, yog li cov duab tsis txhob siv sijhawm ntev li upload.
Siv cov tswv yim no los pab koj nrhiav txoj kev zoo rau koj kev xav tau kev yees duab hauv ib qho teeb meem tshwj xeeb.
Txhua tus megapixel isn 't tau tsim muaj sib npaug
Ib cheeb tsam ruam rau cov kws yees duab los ntawm taw tes thiab tua lub koob yees duab rau ib lub DSLR yog siv los tsuas siv cov duab hu ua Megapixels los ntsuas cov duab zoo. DSLR koob yees duab thiab cov koob yees duab ceev tshaj plaws siv cov duab loj dua tus duab sensor dua point thiab tua cov koob yees duab, uas tso cai rau lawv los tsim ib qho zoo duab zoo thaum siv tib lub xov tooj ntawm megapixels. Li ntawd, teem caij rau DSLR lub koob yees duab los tua ib tug 10 megapixel duab yuav tsum tsim ib qho zoo tshwm sim ntau dua qhov chaw taw tes thiab tua lub koob yees duab tua 10 megapixel duab.
Siv cov khawm Info rau koj qhov kom zoo dua
Pom cov duab zoo nkauj tam sim no nrog koj lub koob yees duab, nias lub khawm Info rau koj lub koob yees duab, thiab koj yuav tsum pom cov chaw nyob ntawm LCD. Vim tias cov khawm Info feem ntau txwv rau DSLR koob yees duab, yog tias koj lub koob yees duab tsis muaj khawm Info, koj yuav tsum tau ua haujlwm los ntawm lub koob yees duab cov khoom noj uas yog siv cov duab zoo. Ntau zaus nrog cov koob yees duab newer, ho, koj yuav pom cov xov tooj ntawm megapixels uas koj nyob nraum tam sim no yuav tshwm nyob rau hauv ces kaum ntawm lub LCD npo.
Xav txog RAW duab zoo ntaub ntawv
Feem ntau cov koob yees duab DSLR tuaj yeem tua cov ntaub ntawv RAW lossis JPEG . Rau cov neeg uas nyiam ua tus txheej txheem ntawm lawv cov duab lawv tus kheej, RAW ntaub ntawv hom yog dua vim hais tias tsis muaj compression tshwm sim. Txawm li cas los xij, nws tseem ceeb heev kom nco ntsoov tias cov ntaub ntawv RAW yuav mus nyob tau ntau qhov chaw cia ntau dua li cov ntaub ntawv JPEG. Tsis tas li ntawd, qee qhov software siv tsis tau cov ntaub ntawv RAW kom pom tau tias yog cov ntaub ntawv JPEG.
Los yog siv ob leeg RAW thiab JPEG ua ke
Muaj ntau lub koob yees duab DSLR, koj tuaj yeem txuag cov duab hauv ob qho tib si JPEG thiab RAW ntaub ntawv tawm tswv yim tib lub sij hawm, uas tuaj yeem siv tau rau koj kom paub tseeb tias koj xaus nrog cov duab zoo tshaj. Ntxiv dua thiab, qhov no yuav ua rau koj xav tau ntau qhov chaw ntxiv rau ib qho yees duab dua hauv JPEG nkaus xwb, yog li ua kom paub tseeb tias koj muaj chaw seem ntau. Rau kev pib kev pib, shooting hauv RAW yog tej zaum tsis tsim nyog, li tsuas yog kev pab txog uas npaj siv duab editing software rau lawv cov duab xav thab nrog shooting RAW.
JPEG compression ratios teeb meem
Muaj hom ntaub ntawv JPEG, koj qee zaum muaj kev xaiv ntawm ob lossis peb qho kev xaiv JPEG. JPEG Fine qhia tau hais tias muaj 4: 1 compression ratio; JPEG Yam siv tus lej 8: 1 compression ; thiab JPEG Basic siv ib qho kev sib piv 16: 1. Ib qho piv txwv qis dua txhais tau hais tias muaj ntaub ntawv loj thiab zoo dua.
Nkag siab qhov txawv ntawm qhov zoo thiab qhov loj
Nco ntsoov tias cov duab loj yog txawv ntawm cov duab zoo hauv cov koob yees duab . Image loj hais txog qhov tseeb pes tsawg tus pixels lub koob yees duab txuag nrog txhua tus yees duab, thaum duab zoo yog hais tias tsuas yog npaum li cas los yog qhov luaj li cas cov pixels. Cov duab zoo feem ntau yog "ib txwm," "nplua," lossis "superfine," thiab cov teeb meem no xa mus rau qhov tseeb ntawm pixels. Ntau leej pixels yuav ua rau tag nrho cov duab zoo dua, tab sis lawv kuj yuav tsum muaj chaw cia ntau dua ntawm daim npav nco, uas ua rau muaj cov ntawv loj dua.
Tawm loj, nruab nrab, lossis me me
Qee cov koob yees duab pib tsis qhia koj cov duab pes tsawg ntawm megapixels hauv kev daws teeb meem ntawm txhua daim duab, es tsis txhob hu rau cov duab "loj", "nruab nrab," thiab "me me," uas yuav muaj kev ntxhov siab. Kev xaiv loj raws li daim duab loj yuav ua rau muaj yees duab nrog 12-14 megapixels, thaum xaiv me me li cov duab loj yuav ua rau 3-5 megapixels. Qee cov koob yees duab theem pib tsuas teev cov xov tooj ntawm megapixels raws li ib feem ntawm daim duab cov duab me me.
Koj tuaj yeem tswj cov ntaub ntawv video ntau dhau
Nws tseem tsim nyog nco ntsoov tias thaum shooting video, ntau ntawm cov txheej txheem tib cov txheej txheem siv raws li kev yees duab thiab kev yees duab zoo. Koj tuaj yeem txhim kho cov chaw no los ntawm lub koob thaij duab, cia koj mus tua cov kev yees duab zoo raws li koj cov kev xav tau.