91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
/*
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* sectionfilter.h: SAT>IP plugin for the Video Disk Recorder
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*
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* See the README file for copyright information and how to reach the author.
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*
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*/
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#ifndef __SATIP_SECTIONFILTER_H
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#define __SATIP_SECTIONFILTER_H
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#include <poll.h>
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#include <vdr/device.h>
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#include "common.h"
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#include "statistics.h"
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class cSatipSectionFilter : public cSatipSectionStatistics {
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private:
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enum {
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eDmxMaxFilterSize = 18,
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eDmxMaxSectionCount = 64,
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eDmxMaxSectionSize = 4096,
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eDmxMaxSectionFeedSize = (eDmxMaxSectionSize + TS_SIZE)
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};
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int pusiSeenM;
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int feedCcM;
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int doneqM;
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uint8_t *secBufM;
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uint8_t secBufBaseM[eDmxMaxSectionFeedSize];
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uint16_t secBufpM;
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uint16_t secLenM;
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uint16_t tsFeedpM;
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uint16_t pidM;
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uint8_t tidM;
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uint8_t maskM;
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cRingBufferFrame *ringBufferM;
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int deviceIndexM;
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int socketM[2];
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inline uint16_t GetLength(const uint8_t *dataP);
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void New(void);
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int Filter(void);
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inline int Feed(void);
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int CopyDump(const uint8_t *bufP, uint8_t lenP);
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public:
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// constructor & destructor
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cSatipSectionFilter(int deviceIndexP, uint16_t pidP, uint8_t tidP, uint8_t maskP);
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virtual ~cSatipSectionFilter();
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void Process(const uint8_t* dataP);
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void Send(void);
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int GetFd(void) { return socketM[0]; }
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uint16_t GetPid(void) const { return pidM; }
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int Available(void) const;
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};
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class cSatipSectionFilterHandler : public cThread {
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private:
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enum {
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eMaxSecFilterCount = 32,
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eSecFilterSendTimeoutMs = 10
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};
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cRingBufferLinear *ringBufferM;
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cMutex mutexM;
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int deviceIndexM;
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cSatipSectionFilter *filtersM[eMaxSecFilterCount];
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struct pollfd pollFdsM[eMaxSecFilterCount];
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bool Delete(unsigned int indexP);
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bool IsBlackListed(u_short pidP, u_char tidP, u_char maskP) const;
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void SendAll(void);
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protected:
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virtual void Action(void);
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public:
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cSatipSectionFilterHandler(int deviceIndexP, unsigned int bufferLenP);
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virtual ~cSatipSectionFilterHandler();
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cString GetInformation(void);
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bool Exists(u_short pidP);
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int Open(u_short pidP, u_char tidP, u_char maskP);
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void Close(int handleP);
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int GetPid(int handleP);
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void Write(u_char *bufferP, int lengthP);
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};
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#endif // __SATIP_SECTIONFILTER_H
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