m_fd=-1;
else
eWarning("couldnt close frontend %d", m_dvbid);
- m_data[CSW] = m_data[UCSW] = m_data[TONEBURST] = -1;
}
#if HAVE_DVB_API_VERSION < 3
if (m_secfd >= 0)
}
}
+#define INRANGE(X,Y,Z) (((X<=Y) && (Y<=Z))||((Z<=Y) && (Y<=X)) ? 1 : 0)
+
int eDVBFrontend::readFrontendData(int type)
{
switch(type)
return (int)(snr_in_db * 100.0);
}
+ else if (strstr(m_description, "Alps BSBE1 C01A") ||
+ !strcmp(m_description, "Alps -S(STV0288)"))
+ {
+ if (snr == 0)
+ return 0;
+ else if (snr == 0xFFFF) // i think this should not happen
+ return 100*100;
+ else
+ {
+ enum { REALVAL, REGVAL };
+ const long CN_lookup[31][2] = {
+ {20,8900}, {25,8680}, {30,8420}, {35,8217}, {40,7897},
+ {50,7333}, {60,6747}, {70,6162}, {80,5580}, {90,5029},
+ {100,4529}, {110,4080}, {120,3685}, {130,3316}, {140,2982},
+ {150,2688}, {160,2418}, {170,2188}, {180,1982}, {190,1802},
+ {200,1663}, {210,1520}, {220,1400}, {230,1295}, {240,1201},
+ {250,1123}, {260,1058}, {270,1004}, {280,957}, {290,920},
+ {300,890}
+ };
+ long regval = 0xFFFF - ((snr / 3) + 0xA100), // revert some dvb api calulations to get the real register value
+ Imin=0,
+ Imax=30,
+ i;
+ if(INRANGE(CN_lookup[Imin][REGVAL],regval,CN_lookup[Imax][REGVAL]))
+ {
+ long val;
+ while((Imax-Imin)>1)
+ {
+ i=(Imax+Imin)/2;
+ if(INRANGE(CN_lookup[Imin][REGVAL],regval,CN_lookup[i][REGVAL]))
+ Imax = i;
+ else
+ Imin = i;
+ }
+ return (((regval - CN_lookup[Imin][REGVAL])
+ * (CN_lookup[Imax][REALVAL] - CN_lookup[Imin][REALVAL])
+ / (CN_lookup[Imax][REGVAL] - CN_lookup[Imin][REGVAL]))
+ + CN_lookup[Imin][REALVAL]) * 10;
+ }
+ return 100;
+ }
+ return 0;
+ }
else if (!strcmp(m_description, "Alps BSBE1 702A") || // some frontends with STV0299
!strcmp(m_description, "Alps -S") ||
!strcmp(m_description, "Philips -S") ||
else
++m_sec_sequence.current();
break;
+ case eSecCommand::INVALIDATE_CURRENT_SWITCHPARMS:
+ eDebug("[SEC] invalidate current switch params");
+ sec_fe_data[CSW] = -1;
+ sec_fe_data[UCSW] = -1;
+ sec_fe_data[TONEBURST] = -1;
+ ++m_sec_sequence.current();
+ break;
+ case eSecCommand::UPDATE_CURRENT_SWITCHPARMS:
+ sec_fe_data[CSW] = sec_fe_data[NEW_CSW];
+ sec_fe_data[UCSW] = sec_fe_data[NEW_UCSW];
+ sec_fe_data[TONEBURST] = sec_fe_data[NEW_TONEBURST];
+ eDebug("[SEC] update current switch params");
+ ++m_sec_sequence.current();
+ break;
case eSecCommand::INVALIDATE_CURRENT_ROTORPARMS:
eDebug("[SEC] invalidate current rotorparams");
sec_fe_data[ROTOR_CMD] = -1;