摘要:
以下介绍的是camera api1,camera hal1的流程 1.java调用frameworks/base/core/java/android/hardware/Camera.java+open(int cameraId)+Camera(int cameraId) //new Camera() 阅读全文
摘要:
handler的作用:1 处理计划任务,2.线程通信 1.frameworks/base/core/java/android/os/Looper.java +prepare() //调用prepare(fasle)方法 +prepare(boolean quitAllowed) //将new Loo 阅读全文