Kombiyuutarada, Barnaamijyada
The midab kala duwan RGB?
Fogaato ama, qof kasta la kulmay user computer celcelis ahaan waxaa loo baahan yahay in ay fahmaan waxa model midabka. Warbixintani waxa kale oo waxtar leh si loo ballaariyo jahooyinka.
Waa in la ogaadaa in maanta waxaa jira kala duwanaansho badan oo lagu daydo midabka, laakiin in this article waxaan ka fiirsan doonaa oo kaliya midabka RGB ah.
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In 1861, Maxwell ka dhigay soo jeedinta xiiso leh si ay u isticmaalaan oo dhan hab saarka image a midabka caadiga ah, taasi oo markii dambe noqday shirokoizvesten sida "isuga daro ah midabo kala." Waxa loo qaaday macnaheedu midabada isuga caadiga ah nidaamka midab daro ay ku daray kasta si madow. nidaamka daro waxaa keeneysa la qaybsan garasho iyo hardware-tiirsane ah.
First of dhan, waxaan la soco in midabada ee model RGB waa mid ka mid ah kuwa ugu caansan xilligan. In model this, midabada RGB waxaa lagu arkay iyada oo loo marayo soo askunmay saddex midabada aasaasiga ah: cas (Red), iyo buluug (Blue) oo cagaaran (Green). Si kastaba ha ahaatee, waxaa jira laba nooc oo kala duwan oo ah model this: model sideed-bit, kaas oo ku qeexan yihiin tirada mid ah midabo kala duwan ka bilaabmaysa 0 ilaa 256, iyo shestnadtsatibitnaya meesha midabka RGB dhigay tiro kasta, laakiin ka bilaabmaysa 0 ilaa FF.
Ugu weyn ee kala duwan yihiin daydo xogta waa in kiiska hore, waayo saldhig midab kasta (ugu weyn) kala duwan ka kale ee loo isticmaalo qiyaasta gaar ah, iyo in version labaad - cado si toos ah soo bandhigay.
Waxaa muhiim ah in la ogaado in model this waxaa badanaa loo isticmaalaa foomka tiro, laakiin ma aha aragga. Waxaa intaa dheer, search muuqda adoo isticmaalaya dhowr daydo midabka kala duwan. Waxa ugu waa in model midabka RGB muuqaal waa saaraayo yar oo sadex dhinac, taas oo aan ku haboon oo ku filan si ay u isticmaalaan shaqada, tusaale ahaan, barnaamijyada ama naqshadeeye.
Dabcan, ee model this, RGB waxay leedahay cillado ay. Ugu muhiimsan - tiirsanaanta ee hadda hardware user ah. Waxa ugu waa in image isla on kormeerayaasha kala duwan u ekaan karaan kala duwan (oo tayo leh oo kala duwan). monitor kasta isticmaalaa phosphor waxa loogu yeero - waa wax gaar ah oo kuweeda tamarta nuugo in warshadu hawada iftiin caadiga ah, sidaas darteed, in tayada maalkii iyo ku xirnaan doontaa image ee danbe soo bandhigay.
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