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https://projects.vdr-developer.org/git/vdr-plugin-streamdev.git
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107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
/*
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* $Id: streamer.h,v 1.12 2010/07/19 13:49:32 schmirl Exp $
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*/
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#ifndef VDR_STREAMDEV_STREAMER_H
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#define VDR_STREAMDEV_STREAMER_H
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#include <vdr/thread.h>
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#include <vdr/ringbuffer.h>
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#include <vdr/tools.h>
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class cTBSocket;
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class cStreamdevStreamer;
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class cServerConnection;
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#ifndef TS_SIZE
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#define TS_SIZE 188
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#endif
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#define STREAMERBUFSIZE (20000 * TS_SIZE)
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#define WRITERBUFSIZE (5000 * TS_SIZE)
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// --- cStreamdevBuffer -------------------------------------------------------
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class cStreamdevBuffer: public cRingBufferLinear {
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public:
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// make public
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void WaitForPut(void) { cRingBuffer::WaitForPut(); }
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// Always write complete TS packets
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// (assumes Count is a multiple of TS_SIZE)
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int PutTS(const uchar *Data, int Count);
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cStreamdevBuffer(int Size, int Margin = 0, bool Statistics = false, const char *Description = NULL);
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};
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inline int cStreamdevBuffer::PutTS(const uchar *Data, int Count)
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{
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int free = Free();
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if (free < Count)
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Count = free;
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Count -= Count % TS_SIZE;
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if (Count)
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Count = Put(Data, Count);
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else
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WaitForPut();
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return Count;
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}
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// --- cStreamdevWriter -------------------------------------------------------
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class cStreamdevWriter: public cThread {
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private:
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cStreamdevStreamer *m_Streamer;
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cTBSocket *m_Socket;
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protected:
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virtual void Action(void);
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public:
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cStreamdevWriter(cTBSocket *Socket, cStreamdevStreamer *Streamer);
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virtual ~cStreamdevWriter();
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};
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// --- cStreamdevStreamer -----------------------------------------------------
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class cStreamdevStreamer: public cThread {
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private:
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const cServerConnection *m_Connection;
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cStreamdevWriter *m_Writer;
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cStreamdevBuffer *m_RingBuffer;
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cStreamdevBuffer *m_SendBuffer;
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protected:
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virtual void Action(void);
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bool IsRunning(void) const { return m_Writer; }
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public:
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cStreamdevStreamer(const char *Name, const cServerConnection *Connection = NULL);
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virtual ~cStreamdevStreamer();
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const cServerConnection* Connection(void) const { return m_Connection; }
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virtual void Start(cTBSocket *Socket);
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virtual void Stop(void);
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bool Abort(void);
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void Activate(bool On);
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int Receive(uchar *Data, int Length) { return m_RingBuffer->PutTS(Data, Length); }
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void ReportOverflow(int Bytes) { m_RingBuffer->ReportOverflow(Bytes); }
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virtual int Put(const uchar *Data, int Count) { return m_SendBuffer->PutTS(Data, Count); }
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virtual uchar *Get(int &Count) { return m_SendBuffer->Get(Count); }
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virtual void Del(int Count) { m_SendBuffer->Del(Count); }
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virtual void Detach(void) {}
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virtual void Attach(void) {}
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};
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inline bool cStreamdevStreamer::Abort(void)
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{
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return Active() && !m_Writer->Active();
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}
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#endif // VDR_STREAMDEV_STREAMER_H
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