mirror of
https://github.com/VDR4Arch/vdr.git
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126 lines
3.0 KiB
C++
126 lines
3.0 KiB
C++
/*
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* dvbdevice.h: The DVB device interface
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*
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: dvbdevice.h 1.20 2002/12/15 14:45:29 kls Exp $
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*/
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#ifndef __DVBDEVICE_H
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#define __DVBDEVICE_H
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#include <linux/dvb/frontend.h>
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#include <linux/dvb/version.h>
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#include "device.h"
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#include "dvbspu.h"
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#include "eit.h"
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#if DVB_API_VERSION != 3
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#error VDR requires Linux DVB driver API version 3!
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#endif
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#define MAXDVBDEVICES 4
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class cDvbTuner;
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/// The cDvbDevice implements a DVB device which can be accessed through the Linux DVB driver API.
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class cDvbDevice : public cDevice {
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friend class cDvbOsd;
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private:
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static bool Probe(const char *FileName);
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///< Probes for existing DVB devices.
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public:
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static bool Initialize(void);
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///< Initializes the DVB devices.
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///< Must be called before accessing any DVB functions.
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///< \return True if any devices are available.
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private:
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fe_type_t frontendType;
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int fd_osd, fd_audio, fd_video, fd_dvr;
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int OsdDeviceHandle(void) const { return fd_osd; }
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protected:
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virtual void MakePrimaryDevice(bool On);
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public:
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cDvbDevice(int n);
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virtual ~cDvbDevice();
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virtual bool HasDecoder(void) const;
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// OSD facilities
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private:
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cDvbSpuDecoder *spuDecoder;
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public:
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cOsdBase *NewOsd(int x, int y);
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virtual cSpuDecoder *GetSpuDecoder(void);
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// Channel facilities
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private:
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cDvbTuner *dvbTuner;
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public:
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virtual bool ProvidesSource(int Source) const;
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virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL) const;
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protected:
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virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView);
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// PID handle facilities
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protected:
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virtual bool SetPid(cPidHandle *Handle, int Type, bool On);
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// Image Grab facilities
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public:
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virtual bool GrabImage(const char *FileName, bool Jpeg = true, int Quality = -1, int SizeX = -1, int SizeY = -1);
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// Video format facilities
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public:
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virtual void SetVideoFormat(bool VideoFormat16_9);
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// Audio facilities
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private:
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int aPid1, aPid2;
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protected:
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virtual void SetVolumeDevice(int Volume);
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virtual int NumAudioTracksDevice(void) const;
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virtual const char **GetAudioTracksDevice(int *CurrentTrack = NULL) const;
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virtual void SetAudioTrackDevice(int Index);
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// EIT facilities
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private:
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cSIProcessor *siProcessor;
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// Player facilities
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protected:
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ePlayMode playMode;
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virtual bool CanReplay(void) const;
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virtual bool SetPlayMode(ePlayMode PlayMode);
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public:
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virtual void TrickSpeed(int Speed);
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virtual void Clear(void);
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virtual void Play(void);
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virtual void Freeze(void);
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virtual void Mute(void);
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virtual void StillPicture(const uchar *Data, int Length);
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virtual bool Poll(cPoller &Poller, int TimeoutMs = 0);
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virtual int PlayVideo(const uchar *Data, int Length);
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virtual void PlayAudio(const uchar *Data, int Length);
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// Receiver facilities
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private:
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cTSBuffer *tsBuffer;
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protected:
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virtual bool OpenDvr(void);
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virtual void CloseDvr(void);
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virtual bool GetTSPacket(uchar *&Data);
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};
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#endif //__DVBDEVICE_H
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