作者:壹花壹浄土 | 来源:互联网 | 2023-05-19 18:33
***thetcplistener,forflvstreamserver.*classSrsHttpFlvListener:virtualpublicSrsListen
/**
* the tcp listener, for flv stream server.
*/
class SrsHttpFlvListener : virtual public SrsListener, virtual public ISrsTcpHandler
{
private:
SrsTcpListener* listener;
SrsAppCasterFlv* caster;
public:
SrsHttpFlvListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c);
virtual ~SrsHttpFlvListener();
public:
virtual int listen(std::string i, int p);
// ISrsTcpHandler
public:
virtual int on_tcp_client(st_netfd_t stfd);
};
#endif
SrsHttpFlvListener::SrsHttpFlvListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c) : SrsListener(svr, t)
{
listener = NULL;
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerFlv);
if (type == SrsListenerFlv) {
caster = new SrsAppCasterFlv(c);
}
}
SrsHttpFlvListener::~SrsHttpFlvListener()
{
srs_freep(caster);
srs_freep(listener);
}
int SrsHttpFlvListener::listen(string i, int p)
{
int ret = ERROR_SUCCESS;
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerFlv);
ip = i;
port = p;
if ((ret = caster->initialize()) != ERROR_SUCCESS) {
return ret;
}
srs_freep(listener);
listener = new SrsTcpListener(this, ip, port);
if ((ret = listener->listen()) != ERROR_SUCCESS) {
srs_error("flv caster listen failed. ret=%d", ret);
return ret;
}
srs_info("listen thread listen at port=%d, type=%d, fd=%d started success, ep=%s:%d", port, type, listener->fd(), ip.c_str(), port);
srs_trace("%s listen at tcp://%s:%d, fd=%d", srs_listener_type2string(type).c_str(), ip.c_str(), port, listener->fd());
return ret;
}
int SrsHttpFlvListener::on_tcp_client(st_netfd_t stfd)
{
int ret = ERROR_SUCCESS;
if ((ret = caster->on_tcp_client(stfd)) != ERROR_SUCCESS) {
srs_warn("accept client error. ret=%d", ret);
return ret;
}
return ret;
}
SrsHttpFlvListener 类接收 http flv流后,由
SrsAppCasterFlv类处理这类连接
/**
* the udp listener, for udp server.
*/
class SrsUdpStreamListener : public SrsListener
{
protected:
SrsUdpListener* listener;
ISrsUdpHandler* caster;
public:
SrsUdpStreamListener(SrsServer* svr, SrsListenerType t, ISrsUdpHandler* c);
virtual ~SrsUdpStreamListener();
public:
virtual int listen(std::string i, int p);
};
/**
* the udp listener, for udp stream caster server.
*/
#ifdef SRS_AUTO_STREAM_CASTER
class SrsUdpCasterListener : public SrsUdpStreamListener
{
public:
SrsUdpCasterListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c);
virtual ~SrsUdpCasterListener();
};
#endif
SrsUdpCasterListener
通过 udp协议变换mpegts流
有类 SrsMpegtsOverUdp实现
SrsUdpCasterListener::SrsUdpCasterListener(SrsServer* svr, SrsListenerType t, SrsConfDirective* c) : SrsUdpStreamListener(svr, t, NULL)
{
// the caller already ensure the type is ok,
// we just assert here for unknown stream caster.
srs_assert(type == SrsListenerMpegTsOverUdp);
if (type == SrsListenerMpegTsOverUdp) {
caster = new SrsMpegtsOverUdp(c);
}
}