vdr  2.4.7
dvbhdffdevice.h
Go to the documentation of this file.
1 /*
2  * dvbhdffdevice.h: The DVB HD Full Featured device interface
3  *
4  * See the README file for copyright information and how to reach the author.
5  */
6 
7 #ifndef AUDIO_GET_PTS
8 #define AUDIO_GET_PTS _IOR('o', 19, __u64)
9 #endif
10 #ifndef __DVBHDFFDEVICE_H
11 #define __DVBHDFFDEVICE_H
12 
13 #include "hdffcmd.h"
14 #include <vdr/dvbdevice.h>
15 #include <vdr/dvbspu.h>
16 
18 
19 class cDvbHdFfDevice : public cDvbDevice {
20 private:
22  bool outputOnly;
23 protected:
24  virtual void MakePrimaryDevice(bool On);
25 public:
26  static bool Probe(int Adapter, int Frontend);
27  cDvbHdFfDevice(int Adapter, int Frontend, bool OutputOnly);
28  virtual ~cDvbHdFfDevice();
29  virtual bool HasDecoder(void) const;
30 
31 // SPU facilities
32 
33 private:
35 public:
36  virtual cSpuDecoder *GetSpuDecoder(void);
37 
38 // Channel facilities
39 
40 public:
41  virtual bool ProvidesSource(int Source) const;
42  virtual int NumProvidedSystems(void) const;
43 private:
44  void TurnOffLiveMode(bool LiveView);
45 protected:
46  virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView);
47 
48 // PID handle facilities
49 
50 protected:
51  virtual bool SetPid(cPidHandle *Handle, int Type, bool On);
52 
53 // Image Grab facilities
54 
55 public:
56  virtual uchar *GrabImage(int &Size, bool Jpeg = true, int Quality = -1, int SizeX = -1, int SizeY = -1);
57 
58 // Video format facilities
59 
60 public:
61  virtual void SetVideoDisplayFormat(eVideoDisplayFormat VideoDisplayFormat);
62  virtual void GetVideoSize(int &Width, int &Height, double &VideoAspect);
63  virtual void GetOsdSize(int &Width, int &Height, double &PixelAspect);
64 
65 // Track facilities
66 
67 protected:
68  virtual void SetAudioTrackDevice(eTrackType Type);
69 
70 // Audio facilities
71 
72 private:
74 protected:
75  virtual int GetAudioChannelDevice(void);
76  virtual void SetAudioChannelDevice(int AudioChannel);
77  virtual void SetVolumeDevice(int Volume);
78 
79 // Player facilities
80 
81 private:
85  bool freezed;
86  bool trickMode;
90 
91  // Pes2Ts conversion stuff
92  uint8_t videoCounter;
93  uint8_t audioCounter;
94  void BuildTsPacket(uint8_t * TsBuffer, bool PusiSet, uint16_t Pid, uint8_t Counter, const uint8_t * Data, uint32_t Length);
95  uint32_t PesToTs(uint8_t * TsBuffer, uint16_t Pid, uint8_t & Counter, const uint8_t * Data, uint32_t Length);
96 
97 protected:
99  virtual bool CanReplay(void) const;
100  virtual bool SetPlayMode(ePlayMode PlayMode);
101  virtual int PlayVideo(const uchar *Data, int Length);
102  virtual int PlayAudio(const uchar *Data, int Length, uchar Id);
103  virtual int PlayTsVideo(const uchar *Data, int Length);
104  virtual int PlayTsAudio(const uchar *Data, int Length);
105 public:
106  virtual int64_t GetSTC(void);
107  virtual cRect CanScaleVideo(const cRect &Rect, int Alignment = taCenter);
108  virtual void ScaleVideo(const cRect &Rect = cRect::Null);
109 #if (APIVERSNUM >= 20103)
110  virtual void TrickSpeed(int Speed, bool Forward);
111 #else
112  virtual void TrickSpeed(int Speed);
113 #endif
114  virtual void Clear(void);
115  virtual void Play(void);
116  virtual void Freeze(void);
117  virtual void Mute(void);
118  virtual void StillPicture(const uchar *Data, int Length);
119  virtual bool Poll(cPoller &Poller, int TimeoutMs = 0);
120  virtual bool Flush(int TimeoutMs = 0);
121 
122 // HDFF specific things
123 
124 public:
125  static HDFF::cHdffCmdIf *GetHdffCmdHandler(void);
126 private:
127  static int devHdffOffset;//TODO
128  bool isHdffPrimary;//TODO implicit!
130 };
131 
133 private:
135 public:
136  cDvbHdFfDeviceProbe(void);
137  virtual bool Probe(int Adapter, int Frontend);
138  void SetOutputOnly(bool On) { outputOnly = On; }
139  };
140 
141 #endif //__DVBHDFFDEVICE_H
The cDvbDevice implements a DVB device which can be accessed through the Linux DVB driver API.
Definition: dvbdevice.h:171
int Frontend(void) const
Definition: dvbdevice.c:1891
int Adapter(void) const
Definition: dvbdevice.h:195
virtual bool Probe(int Adapter, int Frontend)
Probes for a DVB device at the given Adapter and creates the appropriate object derived from cDvbDevi...
void SetOutputOnly(bool On)
The cDvbHdFfDevice implements a DVB device which can be accessed through the Linux DVB driver API.
Definition: dvbhdffdevice.h:19
virtual void SetAudioTrackDevice(eTrackType Type)
Sets the current audio track to the given value.
virtual cRect CanScaleVideo(const cRect &Rect, int Alignment=taCenter)
Asks the output device whether it can scale the currently shown video in such a way that it fits into...
bool supportsPcrInTransferMode
Definition: dvbhdffdevice.h:89
virtual cSpuDecoder * GetSpuDecoder(void)
Returns a pointer to the device's SPU decoder (or NULL, if this device doesn't have an SPU decoder).
virtual int NumProvidedSystems(void) const
Returns the number of individual "delivery systems" this device provides.
virtual int GetAudioChannelDevice(void)
Gets the current audio channel, which is stereo (0), mono left (1) or mono right (2).
virtual void GetOsdSize(int &Width, int &Height, double &PixelAspect)
Returns the Width, Height and PixelAspect ratio the OSD should use to best fit the resolution of the ...
ePlayMode playMode
Definition: dvbhdffdevice.h:98
virtual void ScaleVideo(const cRect &Rect=cRect::Null)
Scales the currently shown video in such a way that it fits into the given Rect.
virtual void StillPicture(const uchar *Data, int Length)
Displays the given I-frame as a still picture.
static bool Probe(int Adapter, int Frontend)
virtual bool Flush(int TimeoutMs=0)
Returns true if the device's output buffers are empty, i.
virtual bool SetChannelDevice(const cChannel *Channel, bool LiveView)
Sets the device to the given channel (actual physical setup).
uint8_t audioCounter
Definition: dvbhdffdevice.h:93
virtual void SetAudioChannelDevice(int AudioChannel)
Sets the audio channel to stereo (0), mono left (1) or mono right (2).
void BuildTsPacket(uint8_t *TsBuffer, bool PusiSet, uint16_t Pid, uint8_t Counter, const uint8_t *Data, uint32_t Length)
virtual bool Poll(cPoller &Poller, int TimeoutMs=0)
Returns true if the device itself or any of the file handles in Poller is ready for further action.
uint32_t PesToTs(uint8_t *TsBuffer, uint16_t Pid, uint8_t &Counter, const uint8_t *Data, uint32_t Length)
virtual int PlayTsAudio(const uchar *Data, int Length)
Plays the given data block as audio.
virtual bool SetPlayMode(ePlayMode PlayMode)
Sets the device into the given play mode.
virtual int PlayAudio(const uchar *Data, int Length, uchar Id)
Plays the given data block as audio.
static HDFF::cHdffCmdIf * GetHdffCmdHandler(void)
virtual void Clear(void)
Clears all video and audio data from the device.
cDvbHdFfDevice(int Adapter, int Frontend, bool OutputOnly)
Definition: dvbhdffdevice.c:32
virtual void Mute(void)
Turns off audio while replaying.
virtual bool SetPid(cPidHandle *Handle, int Type, bool On)
Does the actual PID setting on this device.
virtual bool CanReplay(void) const
Returns true if this device can currently start a replay session.
HDFF::cHdffCmdIf * mHdffCmdIf
virtual ~cDvbHdFfDevice()
virtual int PlayTsVideo(const uchar *Data, int Length)
Plays the given data block as video.
virtual void Play(void)
Sets the device into play mode (after a previous trick mode).
cDvbSpuDecoder * spuDecoder
Definition: dvbhdffdevice.h:34
static int devHdffOffset
virtual uchar * GrabImage(int &Size, bool Jpeg=true, int Quality=-1, int SizeX=-1, int SizeY=-1)
Grabs the currently visible screen image.
void TurnOffLiveMode(bool LiveView)
virtual void SetVideoDisplayFormat(eVideoDisplayFormat VideoDisplayFormat)
Sets the video display format to the given one (only useful if this device has an MPEG decoder).
virtual int64_t GetSTC(void)
Gets the current System Time Counter, which can be used to synchronize audio, video and subtitles.
virtual void SetVolumeDevice(int Volume)
Sets the audio volume on this device (Volume = 0...255).
virtual void GetVideoSize(int &Width, int &Height, double &VideoAspect)
Returns the Width, Height and VideoAspect ratio of the currently displayed video material.
virtual bool HasDecoder(void) const
Tells whether this device has an MPEG decoder.
virtual int PlayVideo(const uchar *Data, int Length)
Plays the given data block as video.
virtual void MakePrimaryDevice(bool On)
Informs a device that it will be the primary device.
virtual void TrickSpeed(int Speed)
uint8_t videoCounter
Definition: dvbhdffdevice.h:92
virtual bool ProvidesSource(int Source) const
Returns true if this device can provide the given source.
virtual void Freeze(void)
Puts the device into "freeze frame" mode.
Definition: tools.h:397
Definition: osd.h:352
static const cRect Null
Definition: osd.h:357
eVideoDisplayFormat
Definition: device.h:58
ePlayMode
Definition: device.h:39
eTrackType
Definition: device.h:63
@ taCenter
Definition: osd.h:158
unsigned char uchar
Definition: tools.h:31