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/*
* player.h: The basic player interface
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: player.h 1.3 2002/06/23 11:20:23 kls Exp $
*/
#ifndef __PLAYER_H
#define __PLAYER_H
#include "device.h"
#include "osd.h"
class cPlayer {
friend class cDevice;
private:
cDevice *device;
int deviceFileHandle;
protected:
int DeviceFileHandle(void) { return deviceFileHandle; } //XXX+ needed for polling
void DeviceTrickSpeed(int Speed) { if (device) device->TrickSpeed(Speed); }
void DeviceClear(void) { if (device) device->Clear(); }
void DevicePlay(void) { if (device) device->Play(); }
void DeviceFreeze(void) { if (device) device->Freeze(); }
void DeviceMute(void) { if (device) device->Mute(); }
void DeviceStillPicture(const uchar *Data, int Length) { if (device) device->StillPicture(Data, Length); }
void Detach(void);
virtual void Activate(bool On) {}
// This function is called right after the cPlayer has been attached to
// (On == true) or before it gets detached from (On == false) a cDevice.
// It can be used to do things like starting/stopping a thread.
int PlayVideo(const uchar *Data, int Length);
// Sends the given Data to the video device and returns the number of
// bytes that have actually been accepted by the video device (or a
// negative value in case of an error).
int PlayAudio(const uchar *Data, int Length);
// XXX+ TODO
public:
cPlayer(void);
virtual ~cPlayer();
bool IsAttached(void) { return device != NULL; }
};
class cControl : public cOsdObject {
private:
static cControl *control;
bool attached;
protected:
cPlayer *player;
public:
cControl(cPlayer *Player);
virtual ~cControl();
virtual void Hide(void) = 0;
static void Launch(cControl *Control);
static void Attach(void);
static void Shutdown(void);
static cControl *Control(void) { return control; }
};
#endif //__PLAYER_H
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