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-rw-r--r--channels.c316
1 files changed, 26 insertions, 290 deletions
diff --git a/channels.c b/channels.c
index c14df19..a694d54 100644
--- a/channels.c
+++ b/channels.c
@@ -4,11 +4,10 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: channels.c 2.12 2010/01/02 17:38:40 kls Exp $
+ * $Id: channels.c 2.13 2010/02/21 13:36:04 kls Exp $
*/
#include "channels.h"
-#include <linux/dvb/frontend.h>
#include <ctype.h>
#include "device.h"
#include "epg.h"
@@ -18,133 +17,6 @@
// format characters in order to allow any number of blanks after a numeric
// value!
-// --- Channel Parameter Maps ------------------------------------------------
-
-const tChannelParameterMap InversionValues[] = {
- { 0, INVERSION_OFF, trNOOP("off") },
- { 1, INVERSION_ON, trNOOP("on") },
- { 999, INVERSION_AUTO, trNOOP("auto") },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap BandwidthValues[] = {
- { 6, 6000000, "6 MHz" },
- { 7, 7000000, "7 MHz" },
- { 8, 8000000, "8 MHz" },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap CoderateValues[] = {
- { 0, FEC_NONE, trNOOP("none") },
- { 12, FEC_1_2, "1/2" },
- { 23, FEC_2_3, "2/3" },
- { 34, FEC_3_4, "3/4" },
- { 35, FEC_3_5, "3/5" },
- { 45, FEC_4_5, "4/5" },
- { 56, FEC_5_6, "5/6" },
- { 67, FEC_6_7, "6/7" },
- { 78, FEC_7_8, "7/8" },
- { 89, FEC_8_9, "8/9" },
- { 910, FEC_9_10, "9/10" },
- { 999, FEC_AUTO, trNOOP("auto") },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap ModulationValues[] = {
- { 16, QAM_16, "QAM16" },
- { 32, QAM_32, "QAM32" },
- { 64, QAM_64, "QAM64" },
- { 128, QAM_128, "QAM128" },
- { 256, QAM_256, "QAM256" },
- { 2, QPSK, "QPSK" },
- { 5, PSK_8, "8PSK" },
- { 6, APSK_16, "16APSK" },
- { 10, VSB_8, "VSB8" },
- { 11, VSB_16, "VSB16" },
- { 998, QAM_AUTO, "QAMAUTO" },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap SystemValues[] = {
- { 0, SYS_DVBS, "DVB-S" },
- { 1, SYS_DVBS2, "DVB-S2" },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap TransmissionValues[] = {
- { 2, TRANSMISSION_MODE_2K, "2K" },
- { 8, TRANSMISSION_MODE_8K, "8K" },
- { 999, TRANSMISSION_MODE_AUTO, trNOOP("auto") },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap GuardValues[] = {
- { 4, GUARD_INTERVAL_1_4, "1/4" },
- { 8, GUARD_INTERVAL_1_8, "1/8" },
- { 16, GUARD_INTERVAL_1_16, "1/16" },
- { 32, GUARD_INTERVAL_1_32, "1/32" },
- { 999, GUARD_INTERVAL_AUTO, trNOOP("auto") },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap HierarchyValues[] = {
- { 0, HIERARCHY_NONE, trNOOP("none") },
- { 1, HIERARCHY_1, "1" },
- { 2, HIERARCHY_2, "2" },
- { 4, HIERARCHY_4, "4" },
- { 999, HIERARCHY_AUTO, trNOOP("auto") },
- { -1, 0, NULL }
- };
-
-const tChannelParameterMap RollOffValues[] = {
- { 0, ROLLOFF_AUTO, trNOOP("auto") },
- { 20, ROLLOFF_20, "0.20" },
- { 25, ROLLOFF_25, "0.25" },
- { 35, ROLLOFF_35, "0.35" },
- { -1, 0, NULL }
- };
-
-int UserIndex(int Value, const tChannelParameterMap *Map)
-{
- const tChannelParameterMap *map = Map;
- while (map && map->userValue != -1) {
- if (map->userValue == Value)
- return map - Map;
- map++;
- }
- return -1;
-}
-
-int DriverIndex(int Value, const tChannelParameterMap *Map)
-{
- const tChannelParameterMap *map = Map;
- while (map && map->userValue != -1) {
- if (map->driverValue == Value)
- return map - Map;
- map++;
- }
- return -1;
-}
-
-int MapToUser(int Value, const tChannelParameterMap *Map, const char **String)
-{
- int n = DriverIndex(Value, Map);
- if (n >= 0) {
- if (String)
- *String = tr(Map[n].userString);
- return Map[n].userValue;
- }
- return -1;
-}
-
-int MapToDriver(int Value, const tChannelParameterMap *Map)
-{
- int n = UserIndex(Value, Map);
- if (n >= 0)
- return Map[n].driverValue;
- return -1;
-}
-
// --- tChannelID ------------------------------------------------------------
const tChannelID tChannelID::InvalidID;
@@ -189,16 +61,6 @@ cChannel::cChannel(void)
provider = strdup("");
portalName = strdup("");
memset(&__BeginData__, 0, (char *)&__EndData__ - (char *)&__BeginData__);
- inversion = INVERSION_AUTO;
- bandwidth = 8000000;
- coderateH = FEC_AUTO;
- coderateL = FEC_AUTO;
- modulation = QPSK;
- system = SYS_DVBS;
- transmission = TRANSMISSION_MODE_AUTO;
- guard = GUARD_INTERVAL_AUTO;
- hierarchy = HIERARCHY_AUTO;
- rollOff = ROLLOFF_AUTO;
modification = CHANNELMOD_NONE;
schedule = NULL;
linkChannels = NULL;
@@ -248,17 +110,18 @@ cChannel& cChannel::operator= (const cChannel &Channel)
provider = strcpyrealloc(provider, Channel.provider);
portalName = strcpyrealloc(portalName, Channel.portalName);
memcpy(&__BeginData__, &Channel.__BeginData__, (char *)&Channel.__EndData__ - (char *)&Channel.__BeginData__);
+ parameters = Channel.parameters;
return *this;
}
int cChannel::Transponder(int Frequency, char Polarization)
{
// some satellites have transponders at the same frequency, just with different polarization:
- switch (tolower(Polarization)) {
- case 'h': Frequency += 100000; break;
- case 'v': Frequency += 200000; break;
- case 'l': Frequency += 300000; break;
- case 'r': Frequency += 400000; break;
+ switch (toupper(Polarization)) {
+ case 'H': Frequency += 100000; break;
+ case 'V': Frequency += 200000; break;
+ case 'L': Frequency += 300000; break;
+ case 'R': Frequency += 400000; break;
default: esyslog("ERROR: invalid value for Polarization '%c'", Polarization);
}
return Frequency;
@@ -269,8 +132,11 @@ int cChannel::Transponder(void) const
int tf = frequency;
while (tf > 20000)
tf /= 1000;
- if (IsSat())
- tf = Transponder(tf, polarization);
+ if (IsSat()) {
+ const char *p = strpbrk(parameters, "HVLRhvlr"); // lowercase for backwards compatibility
+ if (p)
+ tf = Transponder(tf, *p);
+ }
return tf;
}
@@ -296,22 +162,16 @@ void cChannel::CopyTransponderData(const cChannel *Channel)
frequency = Channel->frequency;
source = Channel->source;
srate = Channel->srate;
- polarization = Channel->polarization;
- inversion = Channel->inversion;
- bandwidth = Channel->bandwidth;
- coderateH = Channel->coderateH;
- coderateL = Channel->coderateL;
- modulation = Channel->modulation;
- system = Channel->system;
- transmission = Channel->transmission;
- guard = Channel->guard;
- hierarchy = Channel->hierarchy;
- rollOff = Channel->rollOff;
+ parameters = Channel->parameters;
}
}
-bool cChannel::SetSatTransponderData(int Source, int Frequency, char Polarization, int Srate, int CoderateH, int Modulation, int System, int RollOff)
+bool cChannel::SetTransponderData(int Source, int Frequency, int Srate, const char *Parameters, bool Quiet)
{
+ if (strchr(Parameters, ':')) {
+ esyslog("ERROR: parameter string '%s' contains ':'", Parameters);
+ return false;
+ }
// Workarounds for broadcaster stupidity:
// Some providers broadcast the transponder frequency of their channels with two different
// values (like 12551 and 12552), so we need to allow for a little tolerance here
@@ -324,60 +184,14 @@ bool cChannel::SetSatTransponderData(int Source, int Frequency, char Polarizatio
if (abs(srate - Srate) <= 1)
Srate = srate;
- if (source != Source || frequency != Frequency || polarization != Polarization || srate != Srate || coderateH != CoderateH || modulation != Modulation || system != System || rollOff != RollOff) {
- cString OldTransponderData = TransponderDataToString();
- source = Source;
- frequency = Frequency;
- polarization = Polarization;
- srate = Srate;
- coderateH = CoderateH;
- modulation = Modulation;
- system = System;
- rollOff = RollOff;
- schedule = NULL;
- if (Number()) {
- dsyslog("changing transponder data of channel %d from %s to %s", Number(), *OldTransponderData, *TransponderDataToString());
- modification |= CHANNELMOD_TRANSP;
- Channels.SetModified();
- }
- }
- return true;
-}
-
-bool cChannel::SetCableTransponderData(int Source, int Frequency, int Modulation, int Srate, int CoderateH)
-{
- if (source != Source || frequency != Frequency || modulation != Modulation || srate != Srate || coderateH != CoderateH) {
+ if (source != Source || frequency != Frequency || srate != Srate || strcmp(parameters, Parameters)) {
cString OldTransponderData = TransponderDataToString();
source = Source;
frequency = Frequency;
- modulation = Modulation;
srate = Srate;
- coderateH = CoderateH;
+ parameters = Parameters;
schedule = NULL;
- if (Number()) {
- dsyslog("changing transponder data of channel %d from %s to %s", Number(), *OldTransponderData, *TransponderDataToString());
- modification |= CHANNELMOD_TRANSP;
- Channels.SetModified();
- }
- }
- return true;
-}
-
-bool cChannel::SetTerrTransponderData(int Source, int Frequency, int Bandwidth, int Modulation, int Hierarchy, int CoderateH, int CoderateL, int Guard, int Transmission)
-{
- if (source != Source || frequency != Frequency || bandwidth != Bandwidth || modulation != Modulation || hierarchy != Hierarchy || coderateH != CoderateH || coderateL != CoderateL || guard != Guard || transmission != Transmission) {
- cString OldTransponderData = TransponderDataToString();
- source = Source;
- frequency = Frequency;
- bandwidth = Bandwidth;
- modulation = Modulation;
- hierarchy = Hierarchy;
- coderateH = CoderateH;
- coderateL = CoderateL;
- guard = Guard;
- transmission = Transmission;
- schedule = NULL;
- if (Number()) {
+ if (Number() && !Quiet) {
dsyslog("changing transponder data of channel %d from %s to %s", Number(), *OldTransponderData, *TransponderDataToString());
modification |= CHANNELMOD_TRANSP;
Channels.SetModified();
@@ -634,90 +448,11 @@ void cChannel::SetRefChannel(cChannel *RefChannel)
refChannel = RefChannel;
}
-static int PrintParameter(char *p, char Name, int Value)
-{
- return Value >= 0 && Value != 999 ? sprintf(p, "%c%d", Name, Value) : 0;
-}
-
cString cChannel::TransponderDataToString(void) const
{
if (cSource::IsTerr(source))
- return cString::sprintf("%d:%s:%s", frequency, *ParametersToString(), *cSource::ToString(source));
- return cString::sprintf("%d:%s:%s:%d", frequency, *ParametersToString(), *cSource::ToString(source), srate);
-}
-
-cString cChannel::ParametersToString(void) const
-{
- char type = **cSource::ToString(source);
- if (isdigit(type))
- type = 'S';
-#define ST(s) if (strchr(s, type))
- char buffer[64];
- char *q = buffer;
- *q = 0;
- ST(" S ") q += sprintf(q, "%c", polarization);
- ST(" T") q += PrintParameter(q, 'B', MapToUser(bandwidth, BandwidthValues));
- ST("CST") q += PrintParameter(q, 'C', MapToUser(coderateH, CoderateValues));
- ST(" T") q += PrintParameter(q, 'D', MapToUser(coderateL, CoderateValues));
- ST(" T") q += PrintParameter(q, 'G', MapToUser(guard, GuardValues));
- ST("CST") q += PrintParameter(q, 'I', MapToUser(inversion, InversionValues));
- ST("CST") q += PrintParameter(q, 'M', MapToUser(modulation, ModulationValues));
- ST(" S ") q += PrintParameter(q, 'O', MapToUser(rollOff, RollOffValues));
- ST(" S ") q += PrintParameter(q, 'S', MapToUser(system, SystemValues));
- ST(" T") q += PrintParameter(q, 'T', MapToUser(transmission, TransmissionValues));
- ST(" T") q += PrintParameter(q, 'Y', MapToUser(hierarchy, HierarchyValues));
- return buffer;
-}
-
-static const char *ParseParameter(const char *s, int &Value, const tChannelParameterMap *Map)
-{
- if (*++s) {
- char *p = NULL;
- errno = 0;
- int n = strtol(s, &p, 10);
- if (!errno && p != s) {
- Value = MapToDriver(n, Map);
- if (Value >= 0)
- return p;
- }
- }
- esyslog("ERROR: invalid value for parameter '%c'", *(s - 1));
- return NULL;
-}
-
-static const char *SkipDigits(const char *s)
-{
- while (*++s && isdigit(*s))
- ;
- return s;
-}
-
-bool cChannel::StringToParameters(const char *s)
-{
- while (s && *s) {
- switch (toupper(*s)) {
- case 'A': s = SkipDigits(s); break; // for compatibility with the "multiproto" approach - may be removed in future versions
- case 'B': s = ParseParameter(s, bandwidth, BandwidthValues); break;
- case 'C': s = ParseParameter(s, coderateH, CoderateValues); break;
- case 'D': s = ParseParameter(s, coderateL, CoderateValues); break;
- case 'G': s = ParseParameter(s, guard, GuardValues); break;
- case 'H': polarization = *s++; break;
- case 'I': s = ParseParameter(s, inversion, InversionValues); break;
- case 'L': polarization = *s++; break;
- case 'M': s = ParseParameter(s, modulation, ModulationValues); break;
- case 'O': s = ParseParameter(s, rollOff, RollOffValues); break;
- case 'P': s = SkipDigits(s); break; // for compatibility with the "multiproto" approach - may be removed in future versions
- case 'R': polarization = *s++; break;
- case 'S': s = ParseParameter(s, system, SystemValues); break;
- case 'T': s = ParseParameter(s, transmission, TransmissionValues); break;
- case 'V': polarization = *s++; break;
- case 'Y': s = ParseParameter(s, hierarchy, HierarchyValues); break;
- case 'Z': s = SkipDigits(s); break; // for compatibility with the original DVB-S2 patch - may be removed in future versions
- default: esyslog("ERROR: unknown parameter key '%c'", *s);
- return false;
- }
- }
- return true;
+ return cString::sprintf("%d:%s:%s", frequency, *parameters, *cSource::ToString(source));
+ return cString::sprintf("%d:%s:%s:%d", frequency, *parameters, *cSource::ToString(source), srate);
}
cString cChannel::ToText(const cChannel *Channel)
@@ -762,7 +497,7 @@ cString cChannel::ToText(const cChannel *Channel)
q = caidbuf;
q += IntArrayToString(q, Channel->caids, 16);
*q = 0;
- buffer = cString::sprintf("%s:%d:%s:%s:%d:%s:%s:%d:%s:%d:%d:%d:%d\n", FullName, Channel->frequency, *Channel->ParametersToString(), *cSource::ToString(Channel->source), Channel->srate, vpidbuf, apidbuf, Channel->tpid, caidbuf, Channel->sid, Channel->nid, Channel->tid, Channel->rid);
+ buffer = cString::sprintf("%s:%d:%s:%s:%d:%s:%s:%d:%s:%d:%d:%d:%d\n", FullName, Channel->frequency, *Channel->parameters, *cSource::ToString(Channel->source), Channel->srate, vpidbuf, apidbuf, Channel->tpid, caidbuf, Channel->sid, Channel->nid, Channel->tid, Channel->rid);
}
return buffer;
}
@@ -814,7 +549,8 @@ bool cChannel::Parse(const char *s)
dpids[0] = 0;
ok = false;
if (parambuf && sourcebuf && vpidbuf && apidbuf) {
- ok = StringToParameters(parambuf) && (source = cSource::FromString(sourcebuf)) >= 0;
+ parameters = parambuf;
+ ok = (source = cSource::FromString(sourcebuf)) >= 0;
char *p;
if ((p = strchr(vpidbuf, '=')) != NULL) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 11:32:58 +0000