vdr-plugin-streamdev/server/streamer.h
2014-08-10 15:57:16 +02:00

110 lines
2.6 KiB
C++

/*
* $Id: streamer.h,v 1.12 2010/07/19 13:49:32 schmirl Exp $
*/
#ifndef VDR_STREAMDEV_STREAMER_H
#define VDR_STREAMDEV_STREAMER_H
#include <vdr/thread.h>
#include <vdr/ringbuffer.h>
#include <vdr/tools.h>
#include "remux/tsremux.h"
class cTBSocket;
class cStreamdevStreamer;
class cServerConnection;
#ifndef TS_SIZE
#define TS_SIZE 188
#endif
#define WRITERBUFSIZE (20000 * TS_SIZE)
// --- cStreamdevBuffer -------------------------------------------------------
class cStreamdevBuffer: public cRingBufferLinear {
public:
// make public
void WaitForPut(void) { cRingBuffer::WaitForPut(); }
// Always write complete TS packets
// (assumes Count is a multiple of TS_SIZE)
int PutTS(const uchar *Data, int Count);
cStreamdevBuffer(int Size, int Margin = 0, bool Statistics = false, const char *Description = NULL);
};
inline int cStreamdevBuffer::PutTS(const uchar *Data, int Count)
{
int free = Free();
if (free < Count)
Count = free;
Count -= Count % TS_SIZE;
if (Count)
Count = Put(Data, Count);
else
WaitForPut();
return Count;
}
// --- cStreamdevWriter -------------------------------------------------------
class cStreamdevWriter: public cThread {
private:
cStreamdevStreamer *m_Streamer;
cTBSocket *m_Socket;
protected:
virtual void Action(void);
public:
cStreamdevWriter(cTBSocket *Socket, cStreamdevStreamer *Streamer);
virtual ~cStreamdevWriter();
};
// --- cStreamdevStreamer -----------------------------------------------------
class cStreamdevStreamer: public cThread {
private:
const cServerConnection *m_Connection;
Streamdev::cTSRemux *m_Remux;
cStreamdevWriter *m_Writer;
cStreamdevBuffer *m_SendBuffer;
protected:
virtual uchar* GetFromReceiver(int &Count) = 0;
virtual void DelFromReceiver(int Count) = 0;
virtual int Put(const uchar *Data, int Count);
virtual void Action(void);
bool IsRunning(void) const { return m_Writer; }
void SetRemux(Streamdev::cTSRemux *Remux) { delete m_Remux; m_Remux = Remux; }
public:
cStreamdevStreamer(const char *Name, const cServerConnection *Connection = NULL);
virtual ~cStreamdevStreamer();
const cServerConnection* Connection(void) const { return m_Connection; }
virtual void Start(cTBSocket *Socket);
virtual void Stop(void);
virtual bool IsReceiving(void) const = 0;
bool Abort(void);
uchar *Get(int &Count) { return m_Remux->Get(Count); }
void Del(int Count) { m_Remux->Del(Count); }
virtual void Detach(void) {}
virtual void Attach(void) {}
virtual cString ToText() const { return ""; };
};
inline bool cStreamdevStreamer::Abort(void)
{
return Active() && !m_Writer->Active();
}
#endif // VDR_STREAMDEV_STREAMER_H