mistserver/lib/ts_stream.h
2021-10-19 22:29:40 +02:00

113 lines
3.3 KiB
C++

#include "adts.h"
#include "h265.h"
#include "tinythread.h"
#include "ts_packet.h"
#include <deque>
#include <map>
#include <set>
#include "shared_memory.h"
#define TS_PTS_ROLLOVER 95443718
namespace TS{
enum codecType{
H264 = 0x1B,
AAC = 0x0F,
AC3 = 0x81,
MP3 = 0x03,
H265 = 0x24,
ID3 = 0x15,
MPEG2 = 0x02,
MP2 = 0x03,
META = 0x06
};
class ADTSRemainder{
private:
char *data;
uint64_t max;
uint64_t now;
uint64_t len;
uint64_t bpos;
public:
void setRemainder(const aac::adts &p, const void *source, uint32_t avail, uint64_t bPos);
ADTSRemainder();
~ADTSRemainder();
uint64_t getLength();
uint64_t getBpos();
uint64_t getTodo();
char *getData();
void append(const char *p, uint32_t pLen);
bool isComplete();
void clear();
};
class Stream{
public:
Stream(bool _threaded = false);
~Stream();
void add(char *newPack, uint64_t bytePos = 0);
void add(Packet &newPack, uint64_t bytePos = 0);
void parse(Packet &newPack, uint64_t bytePos);
void parse(char *newPack, uint64_t bytePos);
void parse(size_t tid);
void parseNal(size_t tid, const char *pesPayload, const char *packetPtr, bool &isKeyFrame);
bool hasPacketOnEachTrack() const;
bool hasPacket(size_t tid) const;
bool hasPacket() const;
void getPacket(size_t tid, DTSC::Packet &pack, size_t mappedAs = INVALID_TRACK_ID);
uint32_t getEarliestPID();
void getEarliestPacket(DTSC::Packet &pack);
void initializeMetadata(DTSC::Meta &meta, size_t tid = INVALID_TRACK_ID, size_t mappingId = INVALID_TRACK_ID);
void partialClear();
void clear();
void finish();
void eraseTrack(size_t tid);
bool isDataTrack(size_t tid) const;
void parseBitstream(size_t tid, const char *pesPayload, uint64_t realPayloadSize,
uint64_t timeStamp, int64_t timeOffset, uint64_t bPos, bool alignment);
std::set<size_t> getActiveTracks();
void setLastms(size_t tid, uint64_t timestamp);
private:
uint64_t lastPAT;
ProgramAssociationTable associationTable;
std::map<size_t, ADTSRemainder> remainders;
std::map<size_t, uint64_t> lastPMT;
std::map<size_t, ProgramMappingTable> mappingTable;
std::map<size_t, std::deque<Packet> > pesStreams;
std::deque<Packet> *psCache; /// Used only for internal speed optimizes.
uint32_t psCacheTid; /// Used only for internal speed optimizes.
std::map<size_t, std::deque<uint64_t> > pesPositions;
std::map<size_t, std::deque<DTSC::Packet> > outPackets;
std::map<size_t, DTSC::Packet> buildPacket;
std::map<size_t, uint32_t> pidToCodec;
std::map<size_t, aac::adts> adtsInfo;
std::map<size_t, std::string> spsInfo;
std::map<size_t, std::string> ppsInfo;
std::map<size_t, h265::initData> hevcInfo;
std::map<size_t, std::string> metaInit;
std::map<size_t, std::string> descriptors;
std::map<size_t, uint32_t> seenUnitStart;
std::map<size_t, std::string> mpeg2SeqHdr;
std::map<size_t, std::string> mpeg2SeqExt;
std::map<size_t, std::string> mp2Hdr;
std::map<size_t, size_t> rolloverCount;
std::map<size_t, unsigned long long> lastms;
mutable tthread::recursive_mutex tMutex;
bool threaded;
std::set<size_t> pmtTracks;
void parsePES(size_t tid, bool finished = false);
};
}// namespace TS