Hi Liusheng, 2008/7/31 Liusheng <liu_sx2006 at hotmail.com>: > > I modified the mem_player and mem_capture port into c++ class and want to > get the buffer and send buffer to the port. I can't see any advantage of porting them into C++ class if the functionality remains the same. > > But it seems that the call back function call get_frame and put_frame again > and again and buffer should be rewritten again. Sorry, I couldn't get it. It seems to be as expected, ports deal with continuous frames (as audio stream). > > Do someone can tell me how can write the buffer then it can get the > buffer data and send to other SIP phone, also how can I get the buffer and > send it so my interface? > > I just want to media_port can send and receive voice from other network > interface and can communicate with SIP phone. Why didn't you use PJSUA for this? Regards, nanang