FFmpeg相关资料

编译：

http://www.jianshu.com/p/147c03553e63

http://www.cocoachina.com/ios/20150514/11827.html

http://cnbin.github.io/blog/2015/05/19/iospei-zhi-ffmpegkuang-jia/

http://blog.sina.com.cn/s/blog_47522f7f0102vbwp.html

使用：

http://www.cnblogs.com/moonvan/p/3244943.html

http://blog.csdn.net/sing_sing/article/details/8468798

http://www.jianshu.com/p/c33f4c96074e

http://blog.csdn.net/sukhoi27smk/article/details/18842725

裁剪：

http://www.cnblogs.com/smileEvday/archive/2013/11/21/ffmpeg.html

http://stackoverflow.com/questions/24849129/compile-ffmpeg-without-most-codecs

详细解构：

http://blog.csdn.net/leixiaohua1020/article/details/15811977