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Implemented the TerrestrialDeliverySystemDescriptor in libdtv

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This commit is contained in:
Klaus Schmidinger
2003-05-11 15:14:22 +02:00
parent 848e79eec8
commit 7b9f3dc568
6 changed files with 133 additions and 10 deletions
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44
libdtv/libsi/include/libsi.h
View File

@@ -1037,18 +1037,20 @@ struct SatelliteDeliverySystemDescriptor {
unsigned short Tag;
long Frequency;
short OrbitalPosition;
short Modulation;
char Polarization;
long SymbolRate;
char FEC;
};
#define CreateSatelliteDeliverySystemDescriptor(descr, freq, orb, polar, sr, fec) \
#define CreateSatelliteDeliverySystemDescriptor(descr, freq, orb, mod, polar, sr, fec) \
do \
{ \
xCreateNode (((struct SatelliteDeliverySystemDescriptor *)descr), NULL); \
((struct SatelliteDeliverySystemDescriptor *)descr)->Tag = DESCR_SAT_DEL_SYS; \
((struct SatelliteDeliverySystemDescriptor *)descr)->Frequency = freq; \
((struct SatelliteDeliverySystemDescriptor *)descr)->OrbitalPosition = orb; \
((struct SatelliteDeliverySystemDescriptor *)descr)->Modulation = mod; \
((struct SatelliteDeliverySystemDescriptor *)descr)->Polarization = polar; \
((struct SatelliteDeliverySystemDescriptor *)descr)->SymbolRate = sr; \
((struct SatelliteDeliverySystemDescriptor *)descr)->FEC = fec; \
@@ -1061,21 +1063,55 @@ struct CableDeliverySystemDescriptor {
unsigned short Tag;
long Frequency;
long SymbolRate;
char FEC;
char FECouter;
char FECinner;
char Modulation;
};
#define CreateCableDeliverySystemDescriptor(descr, freq, sr, fec, mod) \
#define CreateCableDeliverySystemDescriptor(descr, freq, sr, fec_o, fec_i, mod) \
do \
{ \
xCreateNode (((struct CableDeliverySystemDescriptor *)descr), NULL); \
((struct CableDeliverySystemDescriptor *)descr)->Tag = DESCR_CABLE_DEL_SYS; \
((struct CableDeliverySystemDescriptor *)descr)->Frequency = freq; \
((struct CableDeliverySystemDescriptor *)descr)->SymbolRate = sr; \
((struct CableDeliverySystemDescriptor *)descr)->FEC = fec; \
((struct CableDeliverySystemDescriptor *)descr)->FECouter = fec_o; \
((struct CableDeliverySystemDescriptor *)descr)->FECinner = fec_i; \
((struct CableDeliverySystemDescriptor *)descr)->Modulation = mod; \
} while (0)
/* TerrestrialDeliverySystemDescriptor */
struct TerrestrialDeliverySystemDescriptor {
struct NODE Node;
unsigned short Tag;
long Frequency;
char Bandwidth;
char Constellation;
char Hierarchy;
char CodeRateHP;
char CodeRateLP;
char GuardInterval;
char TransmissionMode;
char OtherFrequencyFlag;
};
#define CreateTerrestrialDeliverySystemDescriptor(descr, freq, bw, cst, hr, crh, crl, gi, tm, ofm) \
do \
{ \
xCreateNode (((struct CableDeliverySystemDescriptor *)descr), NULL); \
((struct TerrestrialDeliverySystemDescriptor *)descr)->Tag = DESCR_TERR_DEL_SYS; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->Frequency = freq; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->Bandwidth = bw; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->Constellation = cst; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->Hierarchy = hr; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->CodeRateHP = crh; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->CodeRateLP = crl; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->GuardInterval = gi; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->TransmissionMode = tm; \
((struct TerrestrialDeliverySystemDescriptor *)descr)->OtherFrequencyFlag = ofm; \
} while (0)
/* ServiceListDescriptor */
struct ServiceListDescriptor {

36
libdtv/libsi/include/si_tables.h
View File

@@ -1126,7 +1126,41 @@ typedef struct item_subtitling_struct {
typedef struct descr_terrestrial_delivery_struct {
u_char descriptor_tag :8;
u_char descriptor_length :8;
/* TBD */
u_char frequency1 :8;
u_char frequency2 :8;
u_char frequency3 :8;
u_char frequency4 :8;
#if BYTE_ORDER == BIG_ENDIAN
u_char bandwidth :3;
u_char reserved1 :5;
#else
u_char reserved1 :5;
u_char bandwidth :3;
#endif
#if BYTE_ORDER == BIG_ENDIAN
u_char constellation :2;
u_char hierarchy :3;
u_char code_rate_HP :3;
#else
u_char code_rate_HP :3;
u_char hierarchy :3;
u_char constellation :2;
#endif
#if BYTE_ORDER == BIG_ENDIAN
u_char code_rate_LP :3;
u_char guard_interval :2;
u_char transmission_mode :2;
u_char other_frequency_flag :1;
#else
u_char other_frequency_flag :1;
u_char transmission_mode :2;
u_char guard_interval :2;
u_char code_rate_LP :3;
#endif
u_char reserver2 :8;
u_char reserver3 :8;
u_char reserver4 :8;
u_char reserver5 :8;
} descr_terrestrial_delivery_system_t;
#define CastTerrestrialDeliverySystemDescriptor(x) ((descr_terrestrial_delivery_system_t *)(x))