mirror of
https://github.com/VDR4Arch/vdr.git
synced 2023-10-10 13:36:52 +02:00
Rearranged some code for clarity - no functional changes
This commit is contained in:
Klaus Schmidinger
parent
cbc77f1f25
commit
5300077109
287
dvbdevice.c
287
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 4.17 2018/10/29 10:40:34 kls Exp $
|
||||
* $Id: dvbdevice.c 4.18 2018/10/29 12:22:11 kls Exp $
|
||||
*/
|
||||
|
||||
#include "dvbdevice.h"
|
||||
@ -295,6 +295,48 @@ bool cDvbTransponderParameters::Parse(const char *s)
|
||||
|
||||
// --- cDvbFrontend ----------------------------------------------------------
|
||||
|
||||
const char *DeliverySystemNames[] = {
|
||||
"???",
|
||||
"DVB-C",
|
||||
"DVB-C",
|
||||
"DVB-T",
|
||||
"DSS",
|
||||
"DVB-S",
|
||||
"DVB-S2",
|
||||
"DVB-H",
|
||||
"ISDBT",
|
||||
"ISDBS",
|
||||
"ISDBC",
|
||||
"ATSC",
|
||||
"ATSCMH",
|
||||
"DTMB",
|
||||
"CMMB",
|
||||
"DAB",
|
||||
"DVB-T2",
|
||||
"TURBO",
|
||||
"DVB-C",
|
||||
"DVB-C2",
|
||||
NULL
|
||||
};
|
||||
|
||||
static const int DeliverySystemNamesMax = sizeof(DeliverySystemNames) / sizeof(DeliverySystemNames[0]) - 2; // -1 to get the maximum allowed index & -1 for the NULL => -2
|
||||
|
||||
static const char *GetDeliverySystemName(int Index)
|
||||
{
|
||||
if (Index > DeliverySystemNamesMax)
|
||||
Index = 0;
|
||||
return DeliverySystemNames[Index];
|
||||
};
|
||||
|
||||
#define MAXFRONTENDCMDS 16
|
||||
#define SETCMD(c, d) { Props[CmdSeq.num].cmd = (c);\
|
||||
Props[CmdSeq.num].u.data = (d);\
|
||||
if (CmdSeq.num++ > MAXFRONTENDCMDS) {\
|
||||
esyslog("ERROR: too many tuning commands on frontend %d/%d", adapter, frontend);\
|
||||
return false;\
|
||||
}\
|
||||
}
|
||||
|
||||
class cDvbFrontend {
|
||||
private:
|
||||
int adapter, frontend;
|
||||
@ -377,10 +419,109 @@ bool cDvbFrontend::ProvidesModulation(int System, int StreamId, int Modulation)
|
||||
return true;
|
||||
}
|
||||
|
||||
bool cDvbFrontend::QueryDeliverySystems(void)
|
||||
{
|
||||
deliverySystems.Clear();
|
||||
numModulations = 0;
|
||||
if (ioctl(fd_frontend, FE_GET_INFO, &frontendInfo) < 0) {
|
||||
LOG_ERROR;
|
||||
return false;
|
||||
}
|
||||
dtv_property Props[1];
|
||||
dtv_properties CmdSeq;
|
||||
// Determine the version of the running DVB API:
|
||||
if (!DvbApiVersion) {
|
||||
memset(&Props, 0, sizeof(Props));
|
||||
memset(&CmdSeq, 0, sizeof(CmdSeq));
|
||||
CmdSeq.props = Props;
|
||||
SETCMD(DTV_API_VERSION, 0);
|
||||
if (ioctl(fd_frontend, FE_GET_PROPERTY, &CmdSeq) != 0) {
|
||||
LOG_ERROR;
|
||||
return false;
|
||||
}
|
||||
DvbApiVersion = Props[0].u.data;
|
||||
isyslog("DVB API version is 0x%04X (VDR was built with 0x%04X)", DvbApiVersion, DVBAPIVERSION);
|
||||
}
|
||||
// Determine the types of delivery systems this device provides:
|
||||
bool LegacyMode = true;
|
||||
if (DvbApiVersion >= 0x0505) {
|
||||
memset(&Props, 0, sizeof(Props));
|
||||
memset(&CmdSeq, 0, sizeof(CmdSeq));
|
||||
CmdSeq.props = Props;
|
||||
SETCMD(DTV_ENUM_DELSYS, 0);
|
||||
int Result = ioctl(fd_frontend, FE_GET_PROPERTY, &CmdSeq);
|
||||
if (Result == 0) {
|
||||
for (uint i = 0; i < Props[0].u.buffer.len; i++) {
|
||||
// activate this line to simulate a multi-frontend device if you only have a single-frontend device with DVB-S and DVB-S2:
|
||||
//if (frontend == 0 && Props[0].u.buffer.data[i] != SYS_DVBS || frontend == 1 && Props[0].u.buffer.data[i] != SYS_DVBS2)
|
||||
deliverySystems.Append(Props[0].u.buffer.data[i]);
|
||||
}
|
||||
LegacyMode = false;
|
||||
}
|
||||
else {
|
||||
esyslog("ERROR: can't query delivery systems on frontend %d/%d - falling back to legacy mode", adapter, frontend);
|
||||
}
|
||||
}
|
||||
if (LegacyMode) {
|
||||
// Legacy mode (DVB-API < 5.5):
|
||||
switch (frontendInfo.type) {
|
||||
case FE_QPSK: deliverySystems.Append(SYS_DVBS);
|
||||
if (frontendInfo.caps & FE_CAN_2G_MODULATION)
|
||||
deliverySystems.Append(SYS_DVBS2);
|
||||
break;
|
||||
case FE_OFDM: deliverySystems.Append(SYS_DVBT);
|
||||
if (frontendInfo.caps & FE_CAN_2G_MODULATION)
|
||||
deliverySystems.Append(SYS_DVBT2);
|
||||
break;
|
||||
case FE_QAM: deliverySystems.Append(SYS_DVBC_ANNEX_AC); break;
|
||||
case FE_ATSC: deliverySystems.Append(SYS_ATSC); break;
|
||||
default: esyslog("ERROR: unknown frontend type %d on frontend %d/%d", frontendInfo.type, adapter, frontend);
|
||||
}
|
||||
}
|
||||
if (deliverySystems.Size() > 0) {
|
||||
cString ds("");
|
||||
for (int i = 0; i < deliverySystems.Size(); i++)
|
||||
ds = cString::sprintf("%s%s%s", *ds, i ? "," : "", GetDeliverySystemName(deliverySystems[i]));
|
||||
cString ms("");
|
||||
if (frontendInfo.caps & FE_CAN_QPSK) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QPSK, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_16) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_16, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_32) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_32, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_64) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_64, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_128) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_128, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_256) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_256, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_8VSB) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(VSB_8, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_16VSB) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(VSB_16, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_TURBO_FEC) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", "TURBO_FEC"); }
|
||||
if (!**ms)
|
||||
ms = "unknown modulations";
|
||||
isyslog("frontend %d/%d provides %s with %s (\"%s\")", adapter, frontend, *ds, *ms, frontendInfo.name);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
esyslog("ERROR: frontend %d/%d doesn't provide any delivery systems", adapter, frontend);
|
||||
return false;
|
||||
}
|
||||
|
||||
// --- cDvbTuner -------------------------------------------------------------
|
||||
|
||||
#define TUNER_POLL_TIMEOUT 10 // ms
|
||||
|
||||
static int GetRequiredDeliverySystem(const cChannel *Channel, const cDvbTransponderParameters *Dtp)
|
||||
{
|
||||
int ds = SYS_UNDEFINED;
|
||||
if (Channel->IsAtsc())
|
||||
ds = SYS_ATSC;
|
||||
else if (Channel->IsCable())
|
||||
ds = SYS_DVBC_ANNEX_AC;
|
||||
else if (Channel->IsSat())
|
||||
ds = Dtp->System() == DVB_SYSTEM_1 ? SYS_DVBS : SYS_DVBS2;
|
||||
else if (Channel->IsTerr())
|
||||
ds = Dtp->System() == DVB_SYSTEM_1 ? SYS_DVBT : SYS_DVBT2;
|
||||
else
|
||||
esyslog("ERROR: can't determine frontend type for channel %d (%s)", Channel->Number(), Channel->Name());
|
||||
return ds;
|
||||
}
|
||||
|
||||
class cDvbTuner : public cThread {
|
||||
private:
|
||||
static cMutex bondMutex;
|
||||
@ -535,8 +676,6 @@ bool cDvbTuner::ProvidesModulation(int System, int StreamId, int Modulation) con
|
||||
return false;
|
||||
}
|
||||
|
||||
static int GetRequiredDeliverySystem(const cChannel *Channel, const cDvbTransponderParameters *Dtp);//TODO
|
||||
|
||||
bool cDvbTuner::ProvidesFrontend(const cChannel *Channel, bool Activate) const
|
||||
{
|
||||
cDvbTransponderParameters dtp(Channel->Parameters());
|
||||
@ -727,15 +866,6 @@ bool cDvbTuner::GetFrontendStatus(fe_status_t &Status) const
|
||||
//#define DEBUG_SIGNALSTRENGTH
|
||||
//#define DEBUG_SIGNALQUALITY
|
||||
|
||||
#define MAXFRONTENDCMDS 16
|
||||
#define SETCMD(c, d) { Props[CmdSeq.num].cmd = (c);\
|
||||
Props[CmdSeq.num].u.data = (d);\
|
||||
if (CmdSeq.num++ > MAXFRONTENDCMDS) {\
|
||||
esyslog("ERROR: too many tuning commands on frontend %d/%d", adapter, frontend);\
|
||||
return false;\
|
||||
}\
|
||||
}
|
||||
|
||||
bool cDvbTuner::GetSignalStats(int &Valid, double *Strength, double *Cnr, double *BerPre, double *BerPost, double *Per, int *Status) const
|
||||
{
|
||||
ClearEventQueue();
|
||||
@ -1402,22 +1532,6 @@ void cDvbTuner::ResetToneAndVoltage(void)
|
||||
CHECK(ioctl(fd_frontend, FE_SET_TONE, SEC_TONE_OFF));
|
||||
}
|
||||
|
||||
static int GetRequiredDeliverySystem(const cChannel *Channel, const cDvbTransponderParameters *Dtp)
|
||||
{
|
||||
int ds = SYS_UNDEFINED;
|
||||
if (Channel->IsAtsc())
|
||||
ds = SYS_ATSC;
|
||||
else if (Channel->IsCable())
|
||||
ds = SYS_DVBC_ANNEX_AC;
|
||||
else if (Channel->IsSat())
|
||||
ds = Dtp->System() == DVB_SYSTEM_1 ? SYS_DVBS : SYS_DVBS2;
|
||||
else if (Channel->IsTerr())
|
||||
ds = Dtp->System() == DVB_SYSTEM_1 ? SYS_DVBT : SYS_DVBT2;
|
||||
else
|
||||
esyslog("ERROR: can't determine frontend type for channel %d (%s)", Channel->Number(), Channel->Name());
|
||||
return ds;
|
||||
}
|
||||
|
||||
bool cDvbTuner::SetFrontend(void)
|
||||
{
|
||||
dtv_property Props[MAXFRONTENDCMDS];
|
||||
@ -1703,39 +1817,6 @@ bool cDvbDevice::useDvbDevices = true;
|
||||
int cDvbDevice::setTransferModeForDolbyDigital = 1;
|
||||
cMutex cDvbDevice::bondMutex;
|
||||
|
||||
const char *DeliverySystemNames[] = {
|
||||
"???",
|
||||
"DVB-C",
|
||||
"DVB-C",
|
||||
"DVB-T",
|
||||
"DSS",
|
||||
"DVB-S",
|
||||
"DVB-S2",
|
||||
"DVB-H",
|
||||
"ISDBT",
|
||||
"ISDBS",
|
||||
"ISDBC",
|
||||
"ATSC",
|
||||
"ATSCMH",
|
||||
"DTMB",
|
||||
"CMMB",
|
||||
"DAB",
|
||||
"DVB-T2",
|
||||
"TURBO",
|
||||
"DVB-C",
|
||||
"DVB-C2",
|
||||
NULL
|
||||
};
|
||||
|
||||
static const int DeliverySystemNamesMax = sizeof(DeliverySystemNames) / sizeof(DeliverySystemNames[0]) - 2; // -1 to get the maximum allowed index & -1 for the NULL => -2
|
||||
|
||||
static const char *GetDeliverySystemName(int Index)
|
||||
{
|
||||
if (Index > DeliverySystemNamesMax)
|
||||
Index = 0;
|
||||
return DeliverySystemNames[Index];
|
||||
};
|
||||
|
||||
cDvbDevice::cDvbDevice(int Adapter, int Frontend)
|
||||
{
|
||||
adapter = Adapter;
|
||||
@ -1891,90 +1972,6 @@ bool cDvbDevice::Initialize(void)
|
||||
return Found > 0;
|
||||
}
|
||||
|
||||
//TODO move this up to cDvbFrontend later (leaving it here for now to keep the diff small)
|
||||
bool cDvbFrontend::QueryDeliverySystems(void)
|
||||
{
|
||||
deliverySystems.Clear();
|
||||
numModulations = 0;
|
||||
if (ioctl(fd_frontend, FE_GET_INFO, &frontendInfo) < 0) {
|
||||
LOG_ERROR;
|
||||
return false;
|
||||
}
|
||||
dtv_property Props[1];
|
||||
dtv_properties CmdSeq;
|
||||
// Determine the version of the running DVB API:
|
||||
if (!DvbApiVersion) {
|
||||
memset(&Props, 0, sizeof(Props));
|
||||
memset(&CmdSeq, 0, sizeof(CmdSeq));
|
||||
CmdSeq.props = Props;
|
||||
SETCMD(DTV_API_VERSION, 0);
|
||||
if (ioctl(fd_frontend, FE_GET_PROPERTY, &CmdSeq) != 0) {
|
||||
LOG_ERROR;
|
||||
return false;
|
||||
}
|
||||
DvbApiVersion = Props[0].u.data;
|
||||
isyslog("DVB API version is 0x%04X (VDR was built with 0x%04X)", DvbApiVersion, DVBAPIVERSION);
|
||||
}
|
||||
// Determine the types of delivery systems this device provides:
|
||||
bool LegacyMode = true;
|
||||
if (DvbApiVersion >= 0x0505) {
|
||||
memset(&Props, 0, sizeof(Props));
|
||||
memset(&CmdSeq, 0, sizeof(CmdSeq));
|
||||
CmdSeq.props = Props;
|
||||
SETCMD(DTV_ENUM_DELSYS, 0);
|
||||
int Result = ioctl(fd_frontend, FE_GET_PROPERTY, &CmdSeq);
|
||||
if (Result == 0) {
|
||||
for (uint i = 0; i < Props[0].u.buffer.len; i++) {
|
||||
// activate this line to simulate a multi-frontend device if you only have a single-frontend device with DVB-S and DVB-S2:
|
||||
//if (frontend == 0 && Props[0].u.buffer.data[i] != SYS_DVBS || frontend == 1 && Props[0].u.buffer.data[i] != SYS_DVBS2)
|
||||
deliverySystems.Append(Props[0].u.buffer.data[i]);
|
||||
}
|
||||
LegacyMode = false;
|
||||
}
|
||||
else {
|
||||
esyslog("ERROR: can't query delivery systems on frontend %d/%d - falling back to legacy mode", adapter, frontend);
|
||||
}
|
||||
}
|
||||
if (LegacyMode) {
|
||||
// Legacy mode (DVB-API < 5.5):
|
||||
switch (frontendInfo.type) {
|
||||
case FE_QPSK: deliverySystems.Append(SYS_DVBS);
|
||||
if (frontendInfo.caps & FE_CAN_2G_MODULATION)
|
||||
deliverySystems.Append(SYS_DVBS2);
|
||||
break;
|
||||
case FE_OFDM: deliverySystems.Append(SYS_DVBT);
|
||||
if (frontendInfo.caps & FE_CAN_2G_MODULATION)
|
||||
deliverySystems.Append(SYS_DVBT2);
|
||||
break;
|
||||
case FE_QAM: deliverySystems.Append(SYS_DVBC_ANNEX_AC); break;
|
||||
case FE_ATSC: deliverySystems.Append(SYS_ATSC); break;
|
||||
default: esyslog("ERROR: unknown frontend type %d on frontend %d/%d", frontendInfo.type, adapter, frontend);
|
||||
}
|
||||
}
|
||||
if (deliverySystems.Size() > 0) {
|
||||
cString ds("");
|
||||
for (int i = 0; i < deliverySystems.Size(); i++)
|
||||
ds = cString::sprintf("%s%s%s", *ds, i ? "," : "", GetDeliverySystemName(deliverySystems[i]));
|
||||
cString ms("");
|
||||
if (frontendInfo.caps & FE_CAN_QPSK) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QPSK, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_16) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_16, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_32) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_32, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_64) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_64, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_128) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_128, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_QAM_256) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(QAM_256, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_8VSB) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(VSB_8, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_16VSB) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", MapToUserString(VSB_16, ModulationValues)); }
|
||||
if (frontendInfo.caps & FE_CAN_TURBO_FEC) { numModulations++; ms = cString::sprintf("%s%s%s", *ms, **ms ? "," : "", "TURBO_FEC"); }
|
||||
if (!**ms)
|
||||
ms = "unknown modulations";
|
||||
isyslog("frontend %d/%d provides %s with %s (\"%s\")", adapter, frontend, *ds, *ms, frontendInfo.name);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
esyslog("ERROR: frontend %d/%d doesn't provide any delivery systems", adapter, frontend);
|
||||
return false;
|
||||
}
|
||||
|
||||
bool cDvbDevice::BondDevices(const char *Bondings)
|
||||
{
|
||||
UnBondDevices();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user