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Diffstat (limited to 'channels.h')
| -rw-r--r-- | channels.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/channels.h b/channels.h new file mode 100644 index 00000000..8a784f75 --- /dev/null +++ b/channels.h @@ -0,0 +1,124 @@ +/* + * channels.h: Channel handling + * + * See the main source file 'vdr.c' for copyright information and + * how to reach the author. + * + * $Id: channels.h 1.1 2002/10/05 13:53:15 kls Exp $ + */ + +#ifndef __CHANNELS_H +#define __CHANNELS_H + +#include "config.h" +#include "sources.h" +#include "tools.h" + +#define ISTRANSPONDER(f1, f2) (abs((f1) - (f2)) < 4) //XXX + +struct tChannelParameterMap { + int userValue; + int driverValue; + }; + +//XXX into cChannel??? +int MapToUser(int Value, const tChannelParameterMap *Map); +int MapToDriver(int Value, const tChannelParameterMap *Map); +int UserIndex(int Value, const tChannelParameterMap *Map); +int DriverIndex(int Value, const tChannelParameterMap *Map); + +extern const tChannelParameterMap InversionValues[]; +extern const tChannelParameterMap BandwidthValues[]; +extern const tChannelParameterMap CoderateValues[]; +extern const tChannelParameterMap ModulationValues[]; +extern const tChannelParameterMap TransmissionValues[]; +extern const tChannelParameterMap GuardValues[]; +extern const tChannelParameterMap HierarchyValues[]; + +class cChannel : public cListObject { + friend class cMenuEditChannel; +private: + static char *buffer; + static const char *ToText(cChannel *Channel); + enum { MaxChannelName = 32 }; // 31 chars + terminating 0! + char name[MaxChannelName]; + int frequency; // MHz + int source; + int srate; + int vpid; + int apid1, apid2; + int dpid1, dpid2; + int tpid; + int ca; + int sid; + int number; // Sequence number assigned on load + bool groupSep; + //XXX + char polarization; + int inversion; + int bandwidth; + int coderateH; + int coderateL; + int modulation; + int transmission; + int guard; + int hierarchy; + const char *ParametersToString(void); + bool StringToParameters(const char *s); +public: + cChannel(void); + cChannel(const cChannel *Channel); + const char *ToText(void); + bool Parse(const char *s); + bool Save(FILE *f); + const char *Name(void) const { return name; } + int Frequency(void) const { return frequency; } + int Source(void) const { return source; } + int Srate(void) const { return srate; } + int Vpid(void) const { return vpid; } + int Apid1(void) const { return apid1; } + int Apid2(void) const { return apid2; } + int Dpid1(void) const { return dpid1; } + int Dpid2(void) const { return dpid2; } + int Tpid(void) const { return tpid; } + int Ca(void) const { return ca; } + int Sid(void) const { return sid; } + int Number(void) const { return number; } + void SetNumber(int Number) { number = Number; } + bool GroupSep(void) const { return groupSep; } + //XXX + char Polarization(void) const { return polarization; } + int Inversion(void) const { return inversion; } + int Bandwidth(void) const { return bandwidth; } + int CoderateH(void) const { return coderateH; } + int CoderateL(void) const { return coderateL; } + int Modulation(void) const { return modulation; } + int Transmission(void) const { return transmission; } + int Guard(void) const { return guard; } + int Hierarchy(void) const { return hierarchy; } + //XXX + bool IsCable(void) { return (source & cSource::st_Mask) == cSource::stCable; } + bool IsSat(void) { return (source & cSource::st_Mask) == cSource::stSat; } + bool IsTerr(void) { return (source & cSource::st_Mask) == cSource::stTerr; } + }; + +class cChannels : public cConfig<cChannel> { +protected: + int maxNumber; +public: + cChannels(void) { maxNumber = 0; } + virtual bool Load(const char *FileName, bool AllowComments = false); + int GetNextGroup(int Idx); // Get next channel group + int GetPrevGroup(int Idx); // Get previous channel group + int GetNextNormal(int Idx); // Get next normal channel (not group) + void ReNumber(void); // Recalculate 'number' based on channel type + cChannel *GetByNumber(int Number); + cChannel *GetByServiceID(unsigned short ServiceId); + const char *GetChannelNameByNumber(int Number); + bool SwitchTo(int Number); + int MaxNumber(void) { return maxNumber; } + }; + +extern cChannels Channels; + +#endif //__CHANNELS_H |