mistserver/src/input/input.h

84 lines
2.4 KiB
C++

#include <set>
#include <map>
#include <cstdlib>
#include <mist/config.h>
#include <mist/json.h>
#include <mist/timing.h>
#include <mist/dtsc.h>
#include <mist/shared_memory.h>
namespace Mist {
struct DTSCPageData {
DTSCPageData() : keyNum(0), partNum(0), dataSize(0), curOffset(0), firstTime(0){}
int keyNum;///<The number of keyframes in this page.
int partNum;///<The number of parts in this page.
unsigned long long int dataSize;///<The full size this page should be.
unsigned long long int curOffset;///<The current write offset in the page.
unsigned long long int firstTime;///<The first timestamp of the page.
unsigned long lastKeyTime;///<The last key time encountered on this track.
};
struct booking {
int first;
int curKey;
int curPart;
};
class Input {
public:
Input(Util::Config * cfg);
int run();
virtual ~Input() {};
protected:
static void doNothing(char * data, size_t len, unsigned int id);
virtual bool setup() = 0;
virtual bool readHeader() = 0;
virtual bool atKeyFrame();
virtual void getNext(bool smart = true) {};
virtual void seek(int seekTime){};
void play(int until = 0);
void playOnce();
void quitPlay();
void checkHeaderTimes(std::string streamFile);
virtual void removeUnused();
virtual void trackSelect(std::string trackSpec){};
virtual void userCallback(char * data, size_t len, unsigned int id);
void parseHeader();
bool bufferFrame(int track, int keyNum);
unsigned int packTime;///Media-timestamp of the last packet.
int lastActive;///Timestamp of the last time we received or sent something.
int initialTime;
int playing;
unsigned int playUntil;
unsigned int benchMark;
std::set<int> selectedTracks;
bool isBuffer;
Util::Config * config;
JSON::Value capa;
DTSC::Meta myMeta;
DTSC::Packet lastPack;
std::map<int,std::set<int> > keyTimes;
IPC::sharedPage metaPage;
//Create server for user pages
IPC::sharedServer userPage;
//TrackIndex pages
std::map<int, IPC::sharedPage> indexPages;
std::map<int, std::map<int, IPC::sharedPage> > dataPages;
//Page Overview
std::map<int, std::map<int, DTSCPageData> > pagesByTrack;
std::map<unsigned int, std::map<unsigned int, unsigned int> > pageCounter;
static Input * singleton;
};
}