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46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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* pat.h: PAT section filter
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*
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: pat.h 2.1 2009/08/15 22:16:00 kls Exp $
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*/
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#ifndef __PAT_H
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#define __PAT_H
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#include <stdint.h>
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#include "filter.h"
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#define MAXPMTENTRIES 64
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class cPatFilter : public cFilter {
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private:
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time_t lastPmtScan;
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int pmtIndex;
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int pmtPid;
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int pmtSid;
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uint64_t pmtVersion[MAXPMTENTRIES];
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int numPmtEntries;
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bool PmtVersionChanged(int PmtPid, int Sid, int Version);
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protected:
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virtual void Process(u_short Pid, u_char Tid, const u_char *Data, int Length);
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public:
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cPatFilter(void);
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virtual void SetStatus(bool On);
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void Trigger(void);
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};
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int GetCaDescriptors(int Source, int Transponder, int ServiceId, const int *CaSystemIds, int BufSize, uchar *Data, int EsPid);
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///< Gets all CA descriptors for a given channel.
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///< Copies all available CA descriptors for the given Source, Transponder and ServiceId
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///< into the provided buffer at Data (at most BufSize bytes). Only those CA descriptors
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///< are copied that match one of the given CA system IDs.
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///< \return Returns the number of bytes copied into Data (0 if no CA descriptors are
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///< available), or -1 if BufSize was too small to hold all CA descriptors.
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///< The return value in StreamFlag tells whether these CA descriptors are to be used
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///< for the individual streams.
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#endif //__PAT_H
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