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vdr-plugin-femon/femontools.h

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/*
* Frontend Status Monitor plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#ifndef __FEMONTOOLS_H
#define __FEMONTOOLS_H
#include <stdint.h>
#include <vdr/channels.h>
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#include <vdr/remux.h>
#include <vdr/tools.h>
#ifdef DEBUG
#define Dprintf(x...) printf(x);
#else
#define Dprintf(x...) ;
#endif
#define ELEMENTS(x) (sizeof(x) / sizeof(x[0]))
#define FRONTEND_DEVICE "/dev/dvb/adapter%d/frontend%d"
cString getFrontendInfo(int cardIndex = 0);
cString getFrontendName(int cardIndex = 0);
cString getFrontendStatus(int cardIndex = 0);
uint16_t getSNR(int cardIndex = 0);
uint16_t getSignal(int cardIndex = 0);
uint32_t getBER(int cardIndex = 0);
uint32_t getUNC(int cardIndex = 0);
cString getApids(const cChannel *channel);
cString getDpids(const cChannel *channel);
cString getSpids(const cChannel *channel);
cString getCAids(const cChannel *channel);
cString getVideoStream(int value);
cString getVideoCodec(int value);
cString getAudioStream(int value, const cChannel *channel);
cString getAudioCodec(int value);
cString getAudioChannelMode(int value);
cString getCoderate(int value);
cString getTransmission(int value);
cString getBandwidth(int value);
cString getInversion(int value);
cString getHierarchy(int value);
cString getGuard(int value);
cString getModulation(int value);
cString getSystem(int value);
cString getRollOff(int value);
cString getResolution(int width, int height, int scan);
cString getAspectRatio(int value);
cString getVideoFormat(int value);
cString getFrameRate(double value);
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cString getAC3Stream(int value, const cChannel *channel);
cString getAC3BitStreamMode(int value, int coding);
cString getAC3AudioCodingMode(int value, int stream);
cString getAC3CenterMixLevel(int value);
cString getAC3SurroundMixLevel(int value);
cString getAC3DolbySurroundMode(int value);
cString getAC3DialogLevel(int value);
cString getFrequencyMHz(int value);
cString getAudioSamplingFreq(int value);
cString getAudioBitrate(double value, double stream);
cString getVideoBitrate(double value, double stream);
cString getBitrateMbits(double value);
cString getBitrateKbits(double value);
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class cBitStream {
private:
const uint8_t *data;
int count; // in bits
int index; // in bits
public:
cBitStream(const uint8_t *buf, const int len);
~cBitStream();
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int getBit();
uint32_t getBits(uint32_t n);
void skipBits(uint32_t n);
uint32_t getUeGolomb();
int32_t getSeGolomb();
void skipGolomb();
void skipUeGolomb();
void skipSeGolomb();
void byteAlign();
void skipBit() { skipBits(1); }
uint32_t getU8() { return getBits(8); }
uint32_t getU16() { return ((getBits(8) << 8) | getBits(8)); }
uint32_t getU24() { return ((getBits(8) << 16) | (getBits(8) << 8) | getBits(8)); }
uint32_t getU32() { return ((getBits(8) << 24) | (getBits(8) << 16) | (getBits(8) << 8) | getBits(8)); }
bool isEOF() { return (index >= count); }
void reset() { index = 0; }
int getIndex() { return (isEOF() ? count : index); }
const uint8_t *getData() { return (isEOF() ? NULL : data + (index / 8)); }
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};
#endif // __FEMONTOOLS_H