Bincika mai karban launi na software don HSV launi
Duk mai saka idanu ya iya jin labarin wuri mai launi na RGB . Idan ka yi hulɗa da masu buga kayayyaki, ka san game da CMYK , kuma kana iya lura da HSV (Hue, Saturation, Value) a cikin mai launi mai launi na kayan software ɗinku.
Ba kamar RGB da CMYK ba, waɗanda aka bayyana dangane da launuka na farko, HSV an bayyana a hanyar da ta kama da yadda mutane suke ganin launi.
Ana kiran HSV a matsayin irin wannan don abubuwa uku: hue, saturation, da darajar.
Wannan launi mai launi ya bayyana launuka (nau'i ko tint) a cikin shafuka (saturation ko adadin launin toka) da darajar hasken su.
Lura: Wasu masu tara masu launi (kamar su a cikin Adobe Photoshop) suna amfani da HSB, wanda ya maye gurbin kalmar "Brightness" don darajar, amma HSV da HSB suna samfurin launi guda.
Yadda ake amfani da HSV Color Model
Hanya na HSV wani lokaci ana nuna shi a matsayin mazugi ko cylinder, amma koyaushe tare da waɗannan abubuwa uku:
Hue
Hue shi ne launi na launi na launi, kuma an bayyana a matsayin lambar daga 0 zuwa 360 digiri:
| Launi | Gina |
| Red | 0-60 |
| Yellow | 60-120 |
| Green | 120-180 |
| Cyan | 180-240 |
| Blue | 240-300 |
| Magenta | 300-360 |
Saturation
Saturation shine adadin launin toka a launi, daga 0 zuwa 100 bisa dari. Za a iya samun sakamako mai banƙyama daga rage saturation zuwa sifilin gabatar da karin launin toka.
Duk da haka, ana iya ganin saturation a wani fanni daga kawai 0-1, inda 0 shine launin toka kuma 1 shine launi na farko.
Darajar (ko Haske)
Darajar tana aiki tare da saturation kuma ya bayyana haske ko ƙarfin launi, daga 0-100 bisa dari, inda 0 shine baki baki kuma 100 shine mai haske kuma ya nuna mafi yawan launi.
Yadda ake amfani da HSV
Ana amfani da sararin launi na HSV a lokacin da zaɓin launuka don fenti ko tawada saboda HSV mafi kyau wakiltar yadda mutane suke danganta da launuka fiye da girman launi na RGB.
Hanyoyin HSV suna amfani dasu don samar da halayen inganci. Ko da yake ƙasa da sanannu fiye da RGB da CMYK dan uwan, HSV m yana samuwa a cikin yawa high-end image gyara software shirye-shirye.
Zaɓi wani HSV launi farawa tare da ɗaukar ɗaya daga cikin samfurori masu samuwa, wanda shine yadda yawancin mutane ke danganta da launi, sannan kuma daidaita yanayin inuwa da haske.