diff options
Diffstat (limited to 'dvbdevice.c')
| -rw-r--r-- | dvbdevice.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/dvbdevice.c b/dvbdevice.c index 97628b21..eaee29c6 100644 --- a/dvbdevice.c +++ b/dvbdevice.c @@ -4,7 +4,7 @@ * See the main source file 'vdr.c' for copyright information and * how to reach the author. * - * $Id: dvbdevice.c 2.81 2013/02/19 10:24:39 kls Exp $ + * $Id: dvbdevice.c 2.82 2013/02/19 11:55:00 kls Exp $ */ #include "dvbdevice.h" @@ -621,15 +621,22 @@ int cDvbTuner::GetSignalQuality(void) const break; } } + uint16_t MinSnr = 0x0000; uint16_t MaxSnr = 0xFFFF; // Let's assume the default is using the entire range. // Use the subsystemId to identify individual devices in case they need // special treatment to map their Snr value into the range 0...0xFFFF. switch (subsystemId) { - case 0x13C21019: MaxSnr = 200; break; // TT-budget S2-3200 (DVB-S/DVB-S2) + case 0x13C21019: if (frontendType == SYS_DVBS2) { // TT-budget S2-3200 (DVB-S/DVB-S2) + MinSnr = 10; + MaxSnr = 70; + } + else + MaxSnr = 200; + break; case 0x20130245: // PCTV Systems PCTV 73ESE case 0x2013024F: MaxSnr = 255; break; // PCTV Systems nanoStick T2 290e } - int a = int(Snr) * 100 / MaxSnr; + int a = int(constrain(Snr, MinSnr, MaxSnr)) * 100 / (MaxSnr - MinSnr); int b = 100 - (Unc * 10 + (Ber / 256) * 5); if (b < 0) b = 0; |