android : media recorder

http://developer.android.com/reference/android/media/MediaRecorder.html
http://geek.gfan.com/android%E7%9A%84mediarecorder%E6%9E%B6%E6%9E%84%E4%BB%8B%E7%BB%8D%EF%BC%88%E4%B8%80%EF%BC%89/
http://cooking-java.blogspot.com/2010/07/android-mediarecorder.html

MediaRecorder和MeidaPlayer使用相同的服务。