Ntau zaus, cov neeg siv ntawm ntau lub khoos phis tawm los hla cov lus uas tsis tau piav qhia txhua qhov. Ib qho ntawm cov no yog "qoob loo" (qoob loo) - ib qho lus txib uas pops hauv qee cov duab kho kom raug.
Thawj qhov ntawm tus nqi uas twb muaj lawm yog kev cog qoob loo lossis qoob loo ib feem ntawm daim duab. Nws feem ntau tshwm sim uas thaum tua, nws tsis tuaj yeem ua txig qhov muaj pes tsawg leeg. Thiab cov ntsiab lus nkag mus rau hauv cov thav duab uas cuam tshuam cov xim ntawm lub ntsiab lus tseem ceeb. Txhawm rau tshem lawv, ua qoob loo tau thov. Yog hais tias nyob rau hauv zaj duab xis thaij duab, cropping coj qhov chaw nyob rau hauv tus txheej txheem ntawm luam ntawv thav duab, ces nyob rau hauv lub hnub nyoog ntawm digital technology no yog twb tau ntau ntawm cov duab kho. Raws li txoj cai, hauv lawv koj xaiv ib qho khoom siv nyob rau hauv daim ntawv ntawm lub thav duab, uas tso cai rau koj xaiv qhov chaw sib dhos hauv cov duab. Thiab tom qab xaiv thaj chaw no, koj tau hais kom ua cov qoob loo, uas yog, txiav tawm xaiv. Koj tuaj yeem txuag tau ntu ntawm daim duab no ua cov duab ywj pheej. Qee cov duab kho kom zoo nkauj pub koj sau qoob loo tawm tag nrho cov khoom, xws li tib neeg lossis lwm daim duab, thiab muab lawv tso rau ntawm qhov sib txawv. Txhais kev cog qoob loo yuav siv tsis tau tsuas yog txhim kho qhov muaj pes tsawg leeg thiab tshem tawm cov tsis tseem ceeb ntawm tus ncej, tab sis kuj kom txo qhov hnyav. ntawm daim duab. Duab cov ntaub ntawv loj dua 2-3 megabytes yog qhov tsis yooj yim rau siv. Tshwj xeeb, cov ntaub ntawv zoo li nyuaj rau xa mus rau lwm tus siv, vim tias lawv rub tawm tuaj yeem siv sijhawm ntev li ob peb feeb. Los ntawm kev cog qoob loo rau thav duab thiab tshem tawm cov ntaub ntawv tsis tsim nyog, koj yuav txo tau qhov loj me ntawm cov ntaub ntawv. Ib feem ntawm tus ncej yog xaiv, txiav tawm thiab ua kom txhua pixel ntawm lub vijtsam sib txuas nrog lub pixel ntawm daim duab. Hauv qhov no, koj tuaj yeem pom txhua yam tsis luv ntawm kev txhaj tshuaj. Qhov thib ob lub ntsiab lus ntawm lo lus "qoob loo" pom tsis muaj nyob rau hauv cov khoos phis tawj, tab sis nyob rau hauv cov yam ntxwv kev ntawm cov koob yees duab digital niaj hnub no. Kev cog qoob loo yog qhov txo qis uas yuav muab tau los ntawm 35 hli zaj duab xis hauv kev sib piv rau tus ncej ntawm lub koob yees duab digital. Raws li txoj cai, lub npoo ntawm qhov ua tau daim duab raug txiav ntawm cov duab digital. Rau qhov zoo li cas, cov koob yees duab sib txawv.
