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vdr-plugin-satip/tuner.h
2015-01-20 00:35:46 +02:00

164 lines
3.9 KiB
C++

/*
* 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/config.h> // APIVERSNUM
#include <vdr/thread.h>
#include <vdr/tools.h>
#include "deviceif.h"
#include "rtp.h"
#include "rtcp.h"
#include "rtsp.h"
#include "server.h"
#include "statistics.h"
class cSatipPid : public cVector<int> {
private:
static int PidCompare(const void *aPidP, const void *bPidP)
{
return (*(int*)aPidP - *(int*)bPidP);
}
public:
#if defined(APIVERSNUM) && APIVERSNUM < 20107
int IndexOf(const int &pidP)
{
for (int i = 0; i < Size(); ++i) {
if (pidP == At(i))
return i;
}
return -1;
}
bool RemoveElement(const int &pidP)
{
int i = IndexOf(pidP);
if (i >= 0) {
Remove(i);
return true;
}
return false;
}
bool AppendUnique(int pidP)
{
if (IndexOf(pidP) < 0) {
Append(pidP);
return true;
}
return false;
}
#endif
void RemovePid(const int &pidP)
{
if (RemoveElement(pidP))
Sort(PidCompare);
}
void AddPid(int pidP)
{
if (AppendUnique(pidP))
Sort(PidCompare);
}
cString ListPids(void)
{
cString list = "";
if (Size()) {
for (int i = 0; i < Size(); ++i)
list = cString::sprintf("%s%d,", *list, At(i));
list = list.Truncate(-1);
}
return list;
}
};
class cSatipTuner : public cThread, public cSatipTunerStatistics, public cSatipTunerIf
{
private:
enum {
eDummyPid = 100,
eDefaultSignalStrength = 15,
eDefaultSignalQuality = 224,
eSleepTimeoutMs = 250, // in milliseconds
eStatusUpdateTimeoutMs = 1000, // in milliseconds
ePidUpdateIntervalMs = 250, // in milliseconds
eConnectTimeoutMs = 5000, // in milliseconds
eMinKeepAliveIntervalMs = 30000 // in milliseconds
};
enum eTunerState { tsIdle, tsRelease, tsSet, tsTuned, tsLocked };
enum eStateMode { smInternal, smExternal };
cCondWait sleepM;
cSatipDeviceIf* deviceM;
int deviceIdM;
cSatipRtsp rtspM;
cSatipRtp rtpM;
cSatipRtcp rtcpM;
cString streamAddrM;
cString streamParamM;
cSatipServer *currentServerM;
cSatipServer *nextServerM;
cMutex mutexM;
cTimeMs reConnectM;
cTimeMs keepAliveM;
cTimeMs statusUpdateM;
cTimeMs pidUpdateCacheM;
cString sessionM;
eTunerState currentStateM;
cVector<eTunerState> internalStateM;
cVector<eTunerState> externalStateM;
int timeoutM;
bool hasLockM;
int signalStrengthM;
int signalQualityM;
int frontendIdM;
int streamIdM;
int pmtPidM;
cSatipPid addPidsM;
cSatipPid delPidsM;
cSatipPid pidsM;
bool Connect(void);
bool Disconnect(void);
bool KeepAlive(bool forceP = false);
bool ReadReceptionStatus(bool forceP = false);
bool UpdatePids(bool forceP = false);
void UpdateCurrentState(void);
bool StateRequested(void);
bool RequestState(eTunerState stateP, eStateMode modeP);
const char *StateModeString(eStateMode modeP);
const char *TunerStateString(eTunerState stateP);
protected:
virtual void Action(void);
public:
cSatipTuner(cSatipDeviceIf &deviceP, unsigned int packetLenP);
virtual ~cSatipTuner();
bool IsTuned(void) const { return (currentStateM >= tsTuned); }
bool SetSource(cSatipServer *serverP, const char *parameterP, const int indexP);
bool SetPid(int pidP, int typeP, bool onP);
bool Open(void);
bool Close(void);
int FrontendId(void);
int SignalStrength(void);
int SignalQuality(void);
bool HasLock(void);
cString GetSignalStatus(void);
cString GetInformation(void);
// for internal tuner interface
public:
virtual void ProcessVideoData(u_char *bufferP, int lengthP);
virtual void ProcessApplicationData(u_char *bufferP, int lengthP);
virtual void SetStreamId(int streamIdP);
virtual void SetSessionTimeout(const char *sessionP, int timeoutP);
virtual int GetId(void);
};
#endif // __SATIP_TUNER_H