<html> <head> <style></style></head> <body class='hmmessage'><div dir='ltr'>Hi everyone<br><br>I have developed IVI product based on TizenIVI3.0.<br><br>There is a issue about screen quality because the Bitmap which is used to render screen is 24 bit,<br><br>but the display device only support 18 bit.<br><br>So i think it is necsssary to implement dither in order to convert 24 bit to 18 bit.<br><br>I use QT platform based on wayland to develop screen.<br><br>Could anyone give some advice on how to implement dither?Which module should be modified ?<br><br>Best regards,<br><br>Andy </div></body> </html>