ANDROID开发中通过jni实现java代码和c/c++代码互通的example，浅显易懂，适合初学者。-ANDROID development achieved through jni java code and c/c++ code in exchange for example, easy to understand for beginners.

最新的linphone 源代码，支持语音、视频、DTMF目前支持RFC2833, SIP INFO-The latest linphone source code, support for voice, video, DTMF currently supports RFC2833, SIP INFO