学步园

系统提供的socket缓冲区大小为8K，你可以将之设置为64K，尤其在传输实时视频时。 

//设置发送和接收缓冲区 
int rcvbuf;<br /> int rcvbufsize=sizeof(int); </p> <p>if(getsockopt(m_Socket,SOL_SOCKET,SO_RCVBUF,(char*)<br /> &rcvbuf,&rcvbufsize)!=SOCKET_ERROR)<br /> {<br /> if(rcvbuf<65536)<br /> rcvbuf=65536;<br /> setsockopt(m_Socket,SOL_SOCKET,SO_RCVBUF,(char*)<br /> &rcvbuf,rcvbufsize);<br /> } </p> <p>if(getsockopt(m_Socket,SOL_SOCKET,SO_SNDBUF,(char*)<br /> &rcvbuf,&rcvbufsize)!=SOCKET_ERROR)<br /> {<br /> if(rcvbuf<65536)<br /> rcvbuf=65536;<br /> setsockopt(m_Socket,SOL_SOCKET,SO_SNDBUF,(char*)<br /> &rcvbuf,rcvbufsize);<br /> }