KwamfutocinKayan aiki

Mene ne a pixel?

A pixel ne mai naúrar na ji na allo na wani zamani duba, zama da shi a kwamfuta, kwamfutar tafi-da-gidanka, wayar hannu, kewayawa da sauransu. A wasu kalmomin, da amsa tambaya na abin da yake a pixel, za a iya amsa ya ce, shi ne kawai da wani abu. Wannan shi ne, idan suka ce cewa hoto size ne 100 x 30 pixels, don haka da cewa image kunshi 100 x 30 pixels. Saboda haka, pixel size ne daya batu a kan kwamfutarka duba ko wasu na'urar. A pixels iya zama baki da fari ko launi. Godiya a gare su, ta hanyar sabawa haske, za ka iya zana, Paint, gina wani iri-iri na graphics, gyara images, duba ka fi so fina-finai.

Pixels ana amfani da su kimanta da ƙuduri na duba. A mafi girma da yawan pixels iya nuna saka idanu da na'ura, da sharper kuma mafi image zai yi kama. A yanar gizo zane, suna amfani da su nuna girman images, ko hotuna, wani guda abu, tebur Kwayoyin. A saboda wannan dalili sigogi kamar tsawo da nisa daga cikin image.

Yanzu kana da wani janar ra'ayin abin da pixel ne. Amma yanzu muna so a gudanar da bincike da wannan ra'ayi a cikin mafi daki-daki.

Abubuwa na pixel bayanai

Kowane pixel hada da biyar bayanai abubuwa. Biyu daga cikinsu akwai alhakin da lura na pixel, wato, ta wurin duka biyu tsaye da kuma horizontally. A wasu uku ne ke da alhakin launi. Su sanin da kwarjinin da ja, blue da kuma kore launuka. Wadannan biyar abubuwa hada ba mai karatu wata damar kawo ƙarshen da ake so location a kan allon kuma sanin da daidai launi. Tare da suke samar da pixels a kan allo firam.

Megapixel - shi ne miliyan daya pixels cewa halitta dukan image. Kamar yadda mai mulkin, Megapixels ana amfani da su auna da size da photo, image, video.

Mene ne pixel "karye" da "makale"?

Lalle ne, da ka ji kalmar nan "karye" pixels. Mu yi kokarin gane abin da ake nufi. Don fara da za mu fahimta, abin da ya ƙunshi LCDs. A matrix na duba na da manyan yawan lu'ulu'u kowanne daga abin da iko da bakin ciki fim transistor. A wannan yanayin, idan bakin ciki fim transistor daina aiki yadda ya kamata, da cewa shi ne daga oda, a shafin da hoton ba za a nuna. Kamar haka akwai "karye" pixels a kan wayar, a duba kamara, a kwamfutar tafi-da-gidanka, ko a kwamfuta. Wannan irin pixel ne mafi wuya ga gyara da kuma kawo hadari ga kayan aiki.

Ya kamata a ce wannan ba ko da yaushe wani maras aiki pixel ne baki, kamar yadda pixel - shi ne mai sa na 3 sub-pixels - blue, kore da ja. A launi canji da aka samu ta hanyar juyawa da crystal. Idan wannan crystal ne makale, shi zai nuna maka kawai launi da canza image cewa shi "makale". Sau da yawa "makale" pixels kawai ba su lura. Don kawar da wannan matsala shi ne zai yiwu, ta hanyar wani na musamman shirin da wani tasiri, ko a gida.

Akwai kuma sauran iri pixels, kamar "dogara da" da "mai zafi". A gaskiya, wannan bambancin na karye pixels, wanda zai bayyana kanta a karkashin wani yanayi. A fina-finai, wasanni, da yin aiki tare da hotuna wannan lokacin, shi ne wata ila don zama elusive wa ido.

Yanzu ka san abin da a pixel ne da kuma yadda shi ayyuka. Kuma ku tuna cewa, a cikin taron na rashin cin nasara, ma'ana "karye" ko "makale" pixels, shi ne mafi kyau don tafiya kai tsaye zuwa na musamman kamfanin a gyara, idan zai yiwu, to your na'urar tsawanta rayuwa. Bayan duk, babu daya likes a dubi baki dige a maimakon na kyau hotuna.

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