rtpaudiosink.h

rtp在linux下的实现

// RTPAudioSink.h: interface for the RTPAudioSink class.
//
//////////////////////////////////////////////////////////////////////

#ifndef AFX_RTPAUDIOSINK_H__D14DA56A_E37A_4BF0_9746_6A803873E24E__INCLUDED_
#define AFX_RTPAUDIOSINK_H__D14DA56A_E37A_4BF0_9746_6A803873E24E__INCLUDED_

#include <string>
#include <vector>
#ifdef WIN32
#include <Winsock.h>
#else
#include "linTypes.h"
#endif

#include "AudioSink.h"
#include "TraceUser.h"
#include "Parameters.h"

class RTPAudioSink : public AudioSink
{
public:
	RTPAudioSink();
	virtual ~RTPAudioSink();
	int SetDestination(std::string ipAddress, unsigned short udpPort);
	int SetTOS(unsigned char tosByte);
	int SetLocalPort(unsigned short port);
	virtual int StartSink();
	virtual int StopSink();
#ifdef WIN32
	virtual int SinkThreadStarted(HANDLE sinkThreadHandle, DWORD sinkThreadID);
	virtual int SinkThreadStopped(HANDLE sinkThreadHandle, DWORD sinkThreadID);
#else
	virtual int SinkThreadStarted(vthread_t sinkThreadHandle, DWORD sinkThreadID);
	virtual int SinkThreadStopped(vthread_t sinkThreadHandle, DWORD sinkThreadID);
#endif
protected:
	virtual int RenderAudioSamples(std::vector<std::pair<AudioSample *, AudioSource *> > &data);
	int SetTraceLevel();
private:
	int CreateSocket();
	int CloseSocket();
	int PrepareSink();
	int UnprepareSink();
private:
	unsigned long destinationIP;
	std::string destinationIPString;
	unsigned short destinationPort;
#ifdef WIN32
	SOCKET rtpSocket;
#else
	int rtpSocket;
#endif
	unsigned short localPort;
	unsigned char tos;
	unsigned long timestamp;
	unsigned long ssrc;
	unsigned short seqno;
	unsigned char sendBuffer[512];
	bool bRunning;
	bool silenceInterval;
	CRITICAL_SECTION filterMutex;
};

#endif // !defined(AFX_RTPAUDIOSINK_H__D14DA56A_E37A_4BF0_9746_6A803873E24E__INCLUDED_)