mirror of
https://github.com/vdr-projects/vdr.git
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Added a Status parameter to the interface of cDevice::SignalStats() and cDvbDevice::SignalStats()
This commit is contained in:
Klaus Schmidinger
@@ -1199,6 +1199,8 @@ Rolf Ahrenberg <Rolf.Ahrenberg@sci.fi>
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for the "binary skip" patch
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for adding support for LCN (Logical Channel Numbers)
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for suggesting to change the naming of "binary skip mode" to "adaptive skip mode"
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for adding a Status parameter to the interface of cDevice::SignalStats() and
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cDvbDevice::SignalStats()
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Ralf Klueber <ralf.klueber@vodafone.com>
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for reporting a bug in cutting a recording if there is only a single editing mark
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2
HISTORY
2
HISTORY
@@ -9019,3 +9019,5 @@ Video Disk Recorder Revision History
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Jessich).
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- Changed the legacy delivery system name "DMBTH" to "DTMB", and added names for
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DVBC_ANNEX_C and DVBC2.
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- Added a Status parameter to the interface of cDevice::SignalStats() and
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cDvbDevice::SignalStats() (thanks to Rolf Ahrenberg).
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4
device.c
4
device.c
@@ -4,7 +4,7 @@
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: device.c 4.18 2017/05/09 09:03:14 kls Exp $
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* $Id: device.c 4.19 2017/05/09 11:24:47 kls Exp $
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*/
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#include "device.h"
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@@ -750,7 +750,7 @@ const cPositioner *cDevice::Positioner(void) const
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return NULL;
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}
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bool cDevice::SignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per) const
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bool cDevice::SignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per, int *Status) const
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{
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return false;
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}
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13
device.h
13
device.h
@@ -4,7 +4,7 @@
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: device.h 4.8 2017/04/17 14:46:57 kls Exp $
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* $Id: device.h 4.9 2017/05/09 11:24:47 kls Exp $
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*/
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#ifndef __DEVICE_H
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@@ -112,6 +112,14 @@ public:
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#define DTV_STAT_VALID_BERPRE 0x0004
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#define DTV_STAT_VALID_BERPOST 0x0008
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#define DTV_STAT_VALID_PER 0x0010
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#define DTV_STAT_VALID_STATUS 0x0020
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#define DTV_STAT_HAS_NONE 0x0000
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#define DTV_STAT_HAS_SIGNAL 0x0001
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#define DTV_STAT_HAS_CARRIER 0x0002
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#define DTV_STAT_HAS_VITERBI 0x0004
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#define DTV_STAT_HAS_SYNC 0x0008
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#define DTV_STAT_HAS_LOCK 0x0010
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class cDevice : public cThread {
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friend class cLiveSubtitle;
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@@ -291,13 +299,14 @@ public:
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///< move the satellite dish to the requested position (only applies to DVB-S
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///< devices). If no positioner is involved, or this is not a DVB-S device,
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///< NULL will be returned.
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virtual bool SignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL) const;
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virtual bool SignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL, int *Status = NULL) const;
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///< Returns statistics about the currently received signal (if available).
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///< Strength is the signal strength in dBm (typical range -100dBm...0dBm).
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///< Cnr is the carrier to noise ratio in dB (typical range 0dB...40dB).
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///< BerPre is the bit error rate before the forward error correction (FEC).
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///< BerPost is the bit error rate after the forward error correction (FEC).
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///< Per is the block error rate after the forward error correction (FEC).
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///< Status is the masked frontend status (signal/carrier/viterbi/sync/lock).
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///< Typical range for BerPre, BerPost and Per is 0...1.
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///< If any of the given pointers is not NULL, the value of the respective signal
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///< statistic is returned in it. Upon return, Valid holds a combination of
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27
dvbdevice.c
27
dvbdevice.c
@@ -4,7 +4,7 @@
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: dvbdevice.c 4.12 2017/05/09 09:44:10 kls Exp $
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* $Id: dvbdevice.c 4.13 2017/05/09 11:50:38 kls Exp $
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*/
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#include "dvbdevice.h"
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@@ -349,7 +349,7 @@ public:
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void SetChannel(const cChannel *Channel);
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bool Locked(int TimeoutMs = 0);
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const cPositioner *Positioner(void) const { return positioner; }
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bool GetSignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL) const;
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bool GetSignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL, int *Status = NULL) const;
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int GetSignalStrength(void) const;
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int GetSignalQuality(void) const;
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};
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@@ -574,14 +574,29 @@ bool cDvbTuner::GetFrontendStatus(fe_status_t &Status) const
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}\
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}
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bool cDvbTuner::GetSignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per) const
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bool cDvbTuner::GetSignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per, int *Status) const
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{
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ClearEventQueue();
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fe_status_t FeStatus;
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dtv_property Props[MAXFRONTENDCMDS];
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dtv_properties CmdSeq;
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memset(&Props, 0, sizeof(Props));
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memset(&CmdSeq, 0, sizeof(CmdSeq));
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CmdSeq.props = Props;
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Valid = DTV_STAT_VALID_NONE;
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if (ioctl(fd_frontend, FE_READ_STATUS, &FeStatus) != 0) {
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esyslog("ERROR: frontend %d/%d: %m", adapter, frontend);
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return false;
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}
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if (Status) {
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*Status = DTV_STAT_HAS_NONE;
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if (FeStatus & FE_HAS_SIGNAL) *Status |= DTV_STAT_HAS_SIGNAL;
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if (FeStatus & FE_HAS_CARRIER) *Status |= DTV_STAT_HAS_CARRIER;
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if (FeStatus & FE_HAS_VITERBI) *Status |= DTV_STAT_HAS_VITERBI;
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if (FeStatus & FE_HAS_SYNC) *Status |= DTV_STAT_HAS_SYNC;
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if (FeStatus & FE_HAS_LOCK) *Status |= DTV_STAT_HAS_LOCK;
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Valid |= DTV_STAT_VALID_STATUS;
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}
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if (Strength) SETCMD(DTV_STAT_SIGNAL_STRENGTH, 0);
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if (Cnr) SETCMD(DTV_STAT_CNR, 0);
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if (BerPre) { SETCMD(DTV_STAT_PRE_ERROR_BIT_COUNT, 0);
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@@ -594,7 +609,6 @@ bool cDvbTuner::GetSignalStats(int &Valid, double *Strength, double *Cnr, double
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esyslog("ERROR: frontend %d/%d: %m", adapter, frontend);
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return false;
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}
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Valid = DTV_STAT_VALID_NONE;
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int i = 0;
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if (Strength) {
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if (Props[i].u.st.len > 0) {
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@@ -659,6 +673,7 @@ bool cDvbTuner::GetSignalStats(int &Valid, double *Strength, double *Cnr, double
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}
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#ifdef DEBUG_SIGNALSTATS
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fprintf(stderr, "FE %d/%d: API5 %04X", adapter, frontend, Valid);
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if ((Valid & DTV_STAT_VALID_STATUS) != 0) fprintf(stderr, " STAT=%04X", *Status);
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if ((Valid & DTV_STAT_VALID_STRENGTH) != 0) fprintf(stderr, " STR=%1.1fdBm", *Strength);
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if ((Valid & DTV_STAT_VALID_CNR) != 0) fprintf(stderr, " CNR=%1.1fdB", *Cnr);
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if ((Valid & DTV_STAT_VALID_BERPRE) != 0) fprintf(stderr, " BERPRE=%1.1e", *BerPre);
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@@ -1841,9 +1856,9 @@ const cPositioner *cDvbDevice::Positioner(void) const
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return dvbTuner ? dvbTuner->Positioner() : NULL;
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}
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bool cDvbDevice::SignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per) const
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bool cDvbDevice::SignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per, int *Status) const
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{
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return dvbTuner ? dvbTuner->GetSignalStats(Valid, Strength, Cnr, BerPre, BerPost, Per) : false;
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return dvbTuner ? dvbTuner->GetSignalStats(Valid, Strength, Cnr, BerPre, BerPost, Per, Status) : false;
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}
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int cDvbDevice::SignalStrength(void) const
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@@ -4,7 +4,7 @@
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* See the main source file 'vdr.c' for copyright information and
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* how to reach the author.
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*
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* $Id: dvbdevice.h 4.3 2017/04/17 14:44:43 kls Exp $
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* $Id: dvbdevice.h 4.4 2017/05/09 11:24:47 kls Exp $
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*/
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#ifndef __DVBDEVICE_H
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@@ -244,7 +244,7 @@ public:
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virtual bool ProvidesEIT(void) const;
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virtual int NumProvidedSystems(void) const;
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virtual const cPositioner *Positioner(void) const;
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virtual bool SignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL) const;
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virtual bool SignalStats(int &Valid, double *Strength = NULL, double *Cnr = NULL, double *BerPre = NULL, double *BerPost = NULL, double *Per = NULL, int *Status = NULL) const;
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virtual int SignalStrength(void) const;
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virtual int SignalQuality(void) const;
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virtual const cChannel *GetCurrentlyTunedTransponder(void) const;
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