Changed the cDevice class to allow plugins to implement their own devices

dvbdevice.h

@@ -0,0 +1,97 @@
+/*
+ * 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 1.1 2002/08/04 12:19:10 kls Exp $
+ */
+
+#ifndef __DVBDEVICE_H
+#define __DVBDEVICE_H
+
+#include <stdlib.h> // FIXME: this is apparently necessary for the ost/... header files
+                    // FIXME: shouldn't every header file include ALL the other header
+                    // FIXME: files it depends on? The sequence in which header files
+                    // FIXME: are included here should not matter - and it should NOT
+                    // FIXME: be necessary to include <stdlib.h> here!
+#include <ost/frontend.h>
+#include "device.h"
+#include "eit.h"
+
+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:
+  FrontendType frontendType;
+  int fd_osd, fd_frontend, fd_sec, 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 CanBeReUsed(int Frequency, int Vpid);
+  virtual bool HasDecoder(void) const;
+
+// Channel facilities
+
+private:
+  int frequency;
+public:
+  virtual bool SetChannelDevice(const cChannel *Channel);
+
+// 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);
+
+// Volume facilities
+
+protected:
+  virtual void SetVolumeDevice(int Volume);
+
+// EIT facilities
+
+private:
+  cSIProcessor *siProcessor;
+
+// Player facilities
+
+protected:
+  virtual int SetPlayMode(bool On);
+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 int PlayVideo(const uchar *Data, int Length);
+  virtual int PlayAudio(const uchar *Data, int Length);
+
+// Receiver facilities
+
+protected:
+  virtual bool OpenDvr(void);
+  virtual void CloseDvr(void);
+  virtual int GetTSPacket(uchar *Data);
+  };
+
+#endif //__DVBDEVICE_H