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vdr-plugin-satip/tuner.h

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/*
* tuner.h: SAT>IP plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#ifndef __SATIP_TUNER_H
#define __SATIP_TUNER_H
#include <vdr/thread.h>
#include <vdr/tools.h>
#include "deviceif.h"
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#include "rtsp.h"
#include "server.h"
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#include "statistics.h"
#include "socket.h"
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class cSatipPid : public cVector<int> {
private:
int PidIndex(const int &pidP)
{
for (int i = 0; i < this->Size(); ++i) {
if (pidP == this->At(i))
return i;
}
return -1;
}
public:
void RemovePid(const int &pidP)
{
int i = PidIndex(pidP);
if (i >= 0)
this->Remove(i);
}
void AddPid(int pidP)
{
if (PidIndex(pidP) < 0)
this->Append(pidP);
}
};
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class cSatipTuner : public cThread, public cSatipTunerStatistics, public cSatipTunerIf {
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private:
enum {
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eMaxFileDescriptors = 2, // RTP + RTCP
eDummyPid = 100,
eDefaultSignalStrength = 15,
eDefaultSignalQuality = 224,
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eReadTimeoutMs = 500, // in milliseconds
eStatusUpdateTimeoutMs = 1000, // in milliseconds
ePidUpdateIntervalMs = 250, // in milliseconds
eConnectTimeoutMs = 5000, // in milliseconds
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eMinKeepAliveIntervalMs = 30000 // in milliseconds
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};
enum eTunerStatus { tsIdle, tsRelease, tsSet, tsTuned, tsLocked };
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cCondWait sleepM;
cSatipDeviceIf* deviceM;
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int deviceIdM;
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unsigned char* packetBufferM;
unsigned int packetBufferLenM;
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cSatipRtsp *rtspM;
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cSatipSocket *rtpSocketM;
cSatipSocket *rtcpSocketM;
cString streamAddrM;
cString streamParamM;
cSatipServer *currentServerM;
cSatipServer *nextServerM;
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cMutex mutexM;
cTimeMs keepAliveM;
cTimeMs statusUpdateM;
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cTimeMs pidUpdateCacheM;
cString sessionM;
eTunerStatus tunerStatusM;
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int fdM;
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int timeoutM;
bool hasLockM;
int signalStrengthM;
int signalQualityM;
int streamIdM;
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cSatipPid addPidsM;
cSatipPid delPidsM;
cSatipPid pidsM;
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bool Connect(void);
bool Disconnect(void);
bool KeepAlive(bool forceP = false);
bool ReadReceptionStatus(bool forceP = false);
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bool UpdatePids(bool forceP = false);
const char *TunerStatusString(eTunerStatus statusP);
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protected:
virtual void Action(void);
public:
cSatipTuner(cSatipDeviceIf &deviceP, unsigned int packetLenP);
virtual ~cSatipTuner();
bool IsTuned(void) const { return tunerStatusM > tsIdle; }
bool SetSource(cSatipServer *serverP, const char *parameterP, const int indexP);
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bool SetPid(int pidP, int typeP, bool onP);
bool Open(void);
bool Close(void);
int SignalStrength(void);
int SignalQuality(void);
bool HasLock(void);
cString GetSignalStatus(void);
cString GetInformation(void);
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// for internal tuner interface
public:
virtual void ParseReceptionParameters(const char *paramP);
virtual void SetStreamId(int streamIdP);
virtual void SetSessionTimeout(const char *sessionP, int timeoutP);
virtual int GetId(void);
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};
#endif // __SATIP_TUNER_H