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iTOP4412 SurfaceFlinger(4.4.4_r1)
2022-04-23 06:06:00 【OneSea】
0 前言
由《iTOP4412 SurfaceFlinger(4.0.3_r1)》可知,android-4.0.3_r1尚未引入VSYNC机制,SurfaceFlinger主要继承Thread来实现循环等待INVALIDATE事件以触发合成流程,那么android-4.4.4_r1情况又如何呢?本文对此进行重点分析。
Tips:不同于 《iTOP4412 HWC(4.0.3_r1)》,SurfaceFlinger的源码目录已经迁移到frameworks/native/services/surfaceflinger,该路径一直沿用至最新的Android版本。
1 合成方式
版权声明
本文为[OneSea]所创,转载请带上原文链接,感谢
https://blog.csdn.net/Q1302182594/article/details/124241027
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