mirror of https://github.com/VDR4Arch/vdr.git
155 lines
4.1 KiB
C++
155 lines
4.1 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 1.42 2007/01/07 14:39:52 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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#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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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, fd_stc, fd_ca;
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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 Ready(void);
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virtual bool HasDecoder(void) const;
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// Common Interface facilities:
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private:
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cCiAdapter *ciAdapter;
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// SPU facilities
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private:
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cDvbSpuDecoder *spuDecoder;
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public:
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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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void TurnOffLiveMode(bool LiveView);
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public:
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virtual bool ProvidesSource(int Source) const;
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virtual bool ProvidesTransponder(const cChannel *Channel) const;
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virtual bool ProvidesChannel(const cChannel *Channel, int Priority = -1, bool *NeedsDetachReceivers = NULL) const;
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virtual bool IsTunedToTransponder(const cChannel *Channel);
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protected:
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virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView);
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public:
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virtual bool HasLock(int TimeoutMs = 0);
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// PID handle facilities
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private:
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bool SetAudioBypass(bool On);
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protected:
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virtual bool SetPid(cPidHandle *Handle, int Type, bool On);
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// Section filter facilities
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protected:
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virtual int OpenFilter(u_short Pid, u_char Tid, u_char Mask);
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// Image Grab facilities
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private:
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static int devVideoOffset;
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int devVideoIndex;
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public:
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virtual uchar *GrabImage(int &Size, 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 SetVideoDisplayFormat(eVideoDisplayFormat VideoDisplayFormat);
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virtual void SetVideoFormat(bool VideoFormat16_9);
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virtual eVideoSystem GetVideoSystem(void);
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// Track facilities
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protected:
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virtual void SetAudioTrackDevice(eTrackType Type);
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// Audio facilities
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private:
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bool digitalAudio;
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static int setTransferModeForDolbyDigital;
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protected:
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virtual int GetAudioChannelDevice(void);
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virtual void SetAudioChannelDevice(int AudioChannel);
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virtual void SetVolumeDevice(int Volume);
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virtual void SetDigitalAudioDevice(bool On);
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public:
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static void SetTransferModeForDolbyDigital(int Mode);
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///< Controls how the DVB device handles Transfer Mode when replaying
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///< Dolby Digital audio.
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///< 0 = don't set "audio bypass" in driver/firmware, don't force Transfer Mode
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///< 1 = set "audio bypass" in driver/firmware, force Transfer Mode (default)
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///< 2 = don't set "audio bypass" in driver/firmware, force Transfer Mode
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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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virtual int PlayVideo(const uchar *Data, int Length);
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virtual int PlayAudio(const uchar *Data, int Length, uchar Id);
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public:
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virtual int64_t GetSTC(void);
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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 bool Flush(int TimeoutMs = 0);
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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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