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    图形显示官方介绍

    Ubuntu
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    • 大法师
      大法师 last edited by 大法师

      913e1036-b74a-42c1-8e71-6a49f21f2cc1-image.png

      https://opensource.rock-chips.com/wiki_Graphics

      如下链接文章写的比较好,值得研究。
      https://blog.csdn.net/xgbing/article/details/79969640

      摘一部分:

      简单的理解
      drm里有crtc,plane,connector这三个东西,可以理解
      
      connector就是屏幕,比如一个hdmi一个connector num, 一个dsi一个connector num
      crtc表示vop, 一个屏幕一般对应一个crtc
      plane就是图层,比如视频层在plane2,UI在plane1, 视频在UI上面
      

      jack@cool-pi.com

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