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/*
* dvbapi.h: Interface to the DVB driver
*
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: dvbapi.h 1.12 2000/07/30 15:01:01 kls Exp $
*/
#ifndef __DVBAPI_H
#define __DVBAPI_H
// FIXME: these should be defined in ../DVB/driver/dvb.h!!!
typedef unsigned int __u32;
typedef unsigned short __u16;
typedef unsigned char __u8;
#if defined(DEBUG_OSD) || defined(REMOTE_KBD)
#include <ncurses.h>
#endif
#include <stdio.h>
#include "../DVB/driver/dvb.h"
#define MenuLines 15
#define MenuColumns 40
enum eDvbColor { clrBackground,
#ifndef DEBUG_OSD
clrOBSOLETE, //FIXME apparently color '1' can't be used as FgColor with e.g. clrRed as BgColor???
clrBlack,
#else
clrBlack = clrBackground,
#endif
clrRed,
clrGreen,
clrYellow,
clrBlue,
clrMagenta,
clrCyan,
clrWhite,
};
class cDvbApi {
private:
int videoDev;
cDvbApi(const char *FileName);
public:
~cDvbApi();
#define MAXDVBAPI 2
static int NumDvbApis;
private:
static cDvbApi *dvbApi[MAXDVBAPI];
public:
static cDvbApi *PrimaryDvbApi;
static cDvbApi *GetDvbApi(int Ca = 0);
// Selects a free DVB device, starting with the highest device number.
// If Ca is nor 0, the device with the given number will be returned
// if it is not currently recording.
int Index(void);
// Returns the index of this DvbApi.
static bool Init(void);
// Initializes the DVB API and probes for existing DVB devices.
// Must be called before accessing any DVB functions.
static void Cleanup(void);
// Closes down all DVB devices.
// Must be called at the end of the program.
// On Screen Display facilities
private:
enum { charWidth = 12, // average character width
lineHeight = 27 // smallest text height
};
#ifdef DEBUG_OSD
WINDOW *window;
enum { MaxColorPairs = 16 };
int colorPairs[MaxColorPairs];
void SetColor(eDvbColor colorFg, eDvbColor colorBg = clrBackground);
#endif
int cols, rows;
void Cmd(OSD_Command cmd, int color = 0, int x0 = 0, int y0 = 0, int x1 = 0, int y1 = 0, const void *data = NULL);
public:
void Open(int w, int h);
void Close(void);
void Clear(void);
void Fill(int x, int y, int w, int h, eDvbColor color = clrBackground);
void ClrEol(int x, int y, eDvbColor color = clrBackground);
void Text(int x, int y, const char *s, eDvbColor colorFg = clrWhite, eDvbColor colorBg = clrBackground);
// Progress Display facilities
private:
int lastProgress, lastTotal;
char *replayTitle;
public:
bool ShowProgress(bool Initial = false);
// Channel facilities
bool SetChannel(int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid, int Ca, int Pnr);
// Record/Replay facilities
private:
enum { dvbStop = 1, // let's not have 0 as a command
dvbPause,
dvbPlay,
dvbForward,
dvbBackward,
dvbSkip,
dvbGetIndex,
};
pid_t pidRecord, pidReplay;
int fromRecord, toRecord;
int fromReplay, toReplay;
void SetReplayMode(int Mode);
public:
bool Recording(void);
// Returns true if we are currently recording.
bool Replaying(void);
// Returns true if we are currently replaying.
bool StartRecord(const char *FileName);
// Starts recording the current channel into the given file.
// In order to be able to record longer movies,
// a numerical suffix will be appended to the file name. The inital
// value of that suffix will be larger than any existing file under
// the given name, thus allowing an interrupted recording to continue
// gracefully.
// Returns true if recording was started successfully.
// If there is already a recording session active, false will be
// returned.
void StopRecord(void);
// Stops the current recording session (if any).
bool StartReplay(const char *FileName, const char *Title = NULL);
// Starts replaying the given file.
// If there is already a replay session active, it will be stopped
// and the new file will be played back.
// If provided Title will be used in the progress display.
void Stop(void);
// Stops the current replay session (if any).
void Pause(void);
// Pauses the current replay session, or resumes a paused session.
void Play(void);
// Resumes normal replay mode.
void Forward(void);
// Runs the current replay session forward at a higher speed.
void Backward(void);
// Runs the current replay session backwards at a higher speed.
void Skip(int Seconds);
// Skips the given number of seconds in the current replay session.
// The sign of 'Seconds' determines the direction in which to skip.
// Use a very large negative value to go all the way back to the
// beginning of the recording.
bool GetIndex(int *Current, int *Total = NULL);
};
#endif //__DVBAPI_H
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