This good website has many very close-to-DemandArticle:
Http://www.android100.org/html/201302/18/1624.html
Using mediarecorder in Android for video recording (video recording)
Http://blog.csdn.net/peijiangping1989/article/details/7049991
Stagefright + OMX Summary
Http://blog.csdn.net/andro_wei/article/details/6555807
OMX Implementation of stagefright
Http://disanji.net/2011/03/07/stagefright-openmax0realization/
Multimedia Framework series (pretty good)
Http://blog.csdn.net/tjy1985/article/category/1109458? Viewmode = List
The mp4v2 library of mpeg4ip is transplanted to Android to implement h264 encapsulation into MP4 container
Http://hi.baidu.com/xuehai_ SC /item/8bd268ceb7066112c710b2c7
Use mp4v2 to synthesize h264 + AAC into MP4 files
Http://www.cnblogs.com/chutianyao/archive/2012/04/13/2446140.html
Android camera subsystem architecture (Binder Mechanism) and Display Analysis (excellent article)
Http://blog.csdn.net/myzhzygh/article/details/6622419