summaryrefslogtreecommitdiff
path: root/p2pvr/lib/tuner.h
blob: 670a17da1c52e48c6af4391e76a3e18348a8d50d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
#ifndef P2PVR_TUNER_H
#define P2PVR_TUNER_H

#include <dvb.h>
#include <boost/filesystem/path.hpp>
#include "frontend.h"
#include <map>
#include <thread>
#include <mutex>
#include <boost/bind.hpp>
#include <boost/function.hpp>
#include <boost/tuple/tuple.hpp>
#include <options.h>

class Tuner : public P2PVR::PrivateTuner {
	public:
		class IDataSender {
			public:
				IDataSender(const P2PVR::RawDataClientPrx &);
				virtual ~IDataSender() = 0;

				virtual void NewData(const P2PVR::Data &) = 0;
				virtual bool IsFinished() = 0;
				uint64_t PacketsSent() const;

			protected:
				uint64_t _packetsSent;
				const P2PVR::RawDataClientPrx client;
		};
		typedef boost::shared_ptr<IDataSender> BackgroundClient;
		typedef std::map<int, BackgroundClient> BackgroundClients;

		Tuner(const boost::filesystem::path & deviceFrontend);
		~Tuner();

		void TuneTo(const DVBSI::DeliveryPtr &, const Ice::Current&);
		int GetStatus(const Ice::Current&);
		std::string Device() const;

		void ScanAndSendNetworkInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendNetworkInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendBouquetAssociations(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendServiceDescriptions(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendProgramMap(Ice::Int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendProgramAssociationTable(const P2PVR::RawDataClientPrx & client, const Ice::Current&);
		void SendEventInformation(const P2PVR::RawDataClientPrx & client, const Ice::Current&);

		int StartSendingTS(const P2PVR::PacketIds & pids, const P2PVR::RawDataClientPrx & client, const Ice::Current &);
		int StartSendingSection(Ice::Int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current &);
		void StopSending(int handle, const Ice::Current &);

		Ice::Long GetLastUsedTime(const Ice::Current&);

		INITOPTIONS;

	private:
		int OpenDemux() const;
		uint64_t SendPID(int pid, const P2PVR::RawDataClientPrx & client, const Ice::Current &) const;
		static void RequestPID(int pid, int fd);
		uint64_t ReadDemuxAndSend(int fd, const P2PVR::RawDataClientPrx & client) const;
		void startSenderThread();
		void senderThread();
		static void setBufferSize(int fd, unsigned long bytes);

		const boost::filesystem::path deviceFrontend;
		const boost::filesystem::path deviceRoot;
		BackgroundClients backgroundClients;
		std::thread * backgroundThread;
		std::mutex lock;

		mutable time_t lastUsedTime;
		FrontendPtr frontend;

	public:
		static int TuningTimeout;
		static int LockTimeout;
		static int DemuxReadTimeout;
		static int DemuxTableBufferSize;
		static int DemuxStreamBufferSize;
};

#endif