/* * dvbdevice.h: The DVB device interface * * See the main source file 'vdr.c' for copyright information and * how to reach the author. * * $Id: dvbdevice.h 1.23.1.1 2003/11/07 13:17:13 kls Exp $ */ #ifndef __DVBDEVICE_H #define __DVBDEVICE_H #include #include #include "device.h" #include "dvbspu.h" #include "eit.h" #if DVB_API_VERSION != 3 #error VDR requires Linux DVB driver API version 3! #endif #define MAXDVBDEVICES 4 class cDvbTuner; /// The cDvbDevice implements a DVB device which can be accessed through the Linux DVB driver API. class cDvbDevice : public cDevice { friend class cDvbOsd; private: static bool Probe(const char *FileName); ///< Probes for existing DVB devices. public: static bool Initialize(void); ///< Initializes the DVB devices. ///< Must be called before accessing any DVB functions. ///< \return True if any devices are available. private: fe_type_t frontendType; int fd_osd, fd_audio, fd_video, fd_dvr, fd_stc; int OsdDeviceHandle(void) const { return fd_osd; } protected: virtual void MakePrimaryDevice(bool On); public: cDvbDevice(int n); virtual ~cDvbDevice(); virtual bool HasDecoder(void) const; // OSD facilities private: cDvbSpuDecoder *spuDecoder; public: cOsdBase *NewOsd(int x, int y); virtual cSpuDecoder *GetSpuDecoder(void); // Channel facilities private: cDvbTuner *dvbTuner; void TurnOffLiveMode(void); public: virtual bool ProvidesSource(int Source) const; virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL) const; protected: virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView); // PID handle facilities protected: virtual bool SetPid(cPidHandle *Handle, int Type, bool On); // Image Grab facilities private: static int devVideoOffset; int devVideoIndex; public: virtual bool GrabImage(const char *FileName, bool Jpeg = true, int Quality = -1, int SizeX = -1, int SizeY = -1); // Video format facilities public: virtual void SetVideoFormat(bool VideoFormat16_9); virtual eVideoSystem GetVideoSystem(void); // Audio facilities private: int aPid1, aPid2; protected: virtual void SetVolumeDevice(int Volume); virtual int NumAudioTracksDevice(void) const; virtual const char **GetAudioTracksDevice(int *CurrentTrack = NULL) const; virtual void SetAudioTrackDevice(int Index); // EIT facilities private: cSIProcessor *siProcessor; // Player facilities protected: ePlayMode playMode; virtual bool CanReplay(void) const; virtual bool SetPlayMode(ePlayMode PlayMode); public: virtual int64_t GetSTC(void); virtual void TrickSpeed(int Speed); virtual void Clear(void); virtual void Play(void); virtual void Freeze(void); virtual void Mute(void); virtual void StillPicture(const uchar *Data, int Length); virtual bool Poll(cPoller &Poller, int TimeoutMs = 0); virtual int PlayVideo(const uchar *Data, int Length); virtual void PlayAudio(const uchar *Data, int Length); // Receiver facilities private: cTSBuffer *tsBuffer; protected: virtual bool OpenDvr(void); virtual void CloseDvr(void); virtual bool GetTSPacket(uchar *&Data); }; #endif //__DVBDEVICE_H