FFMPEG

http://blog.csdn.net/eastlhu/article/details/25436973

http://www.iosre.com/t/topic/3199

http://www.cnblogs.com/miaoshujiang/p/5281515.html

http://www.eefocus.com/test-measurement/367724/r0

http://blog.csdn.net/imhxl/article/details/50854146

http://blog.csdn.net/eastlhu/article/details/25436973

http://www.51itong.net/java-ffmpeg-amr-caf-mp3-7515.html

http://www.linjie.org/2015/08/06/amr%E6%A0%BC%E5%BC%8F%E8%BD%ACmp3%E6%A0%BC%E5%BC%8F-%E5%AE%8C%E7%BE%8E%E8%A7%A3%E5%86%B3Linux%E4%B8%8B%E8%BD%AC%E6%8D%A20K%E9%97%AE%E9%A2%98/