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vdr/dvbdevice.h
2002-11-01 10:26:45 +01:00

119 lines
2.8 KiB
C++

/*
* 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 1.16 2002/11/01 10:05:41 kls Exp $
*/
#ifndef __DVBDEVICE_H
#define __DVBDEVICE_H
#include <linux/dvb/frontend.h>
#include "device.h"
#include "dvbspu.h"
#include "eit.h"
#define MAXDVBDEVICES 4
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.
private:
fe_type_t frontendType;
int fd_osd, fd_frontend, fd_audio, fd_video, fd_dvr;
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:
int source;
int frequency;
const char *diseqcCommands;
bool IsTunedTo(const cChannel *Channel) const;
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
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);
// 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 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 int 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