Surface Flinger

References:
http://tjc411.wordpress.com/android/surfaceflinger/
http://kcchao.wikidot.com/surfaceflinger
http://blog.csdn.net/maxleng/article/details/5671271
http://www.cnitblog.com/luofuchong/archive/2011/10/13/76022.html
http://www.cnblogs.com/xl19862005/archive/2011/11/17/2215363.html
http://developer.mips.com/2012/04/11/learning-about-android-graphics-subsystem/
http://stackoverflow.com/questions/3076529/surfaceflinger-test-program
http://blog.csdn.net/yili_xie/article/details/4803548