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Code Issues Releases Wiki Activity

Avoiding some duplicate code and unnecessary work in nit.c

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This commit is contained in:
Klaus Schmidinger 2016-12-23 14:25:27 +01:00
parent 68acf8815c
commit bac0ca39ba
3 changed files with 11 additions and 8 deletions
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1
CONTRIBUTORS
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@ -2065,6 +2065,7 @@ Ville Skytt
for reporting a superfluous assignment in cPipe::Open()
for avoiding unnecessary pkg-config warnings in plugin Makefiles
for fixing building VDR with systemd >= 230
for avoiding some duplicate code and unnecessary work in nit.c
Steffen Beyer <cpunk@reactor.de>
for fixing setting the colored button help after deleting a recording in case the next

2
HISTORY
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@ -8876,3 +8876,5 @@ Video Disk Recorder Revision History
Hanisch).
- Fixed a possible buffer overflow in handling CA descriptors (suggested by
Lars Hanisch).
- Avoiding some duplicate code and unnecessary work in nit.c (thanks to Ville
Skyttä).

12
nit.c
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: nit.c 4.3 2015/07/26 09:24:36 kls Exp $
* $Id: nit.c 4.4 2016/12/23 14:16:59 kls Exp $
*/
#include "nit.h"
@ -114,7 +114,7 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
static int RollOffs[] = { ROLLOFF_35, ROLLOFF_25, ROLLOFF_20, ROLLOFF_AUTO };
dtp.SetRollOff(sd->getModulationSystem() ? RollOffs[sd->getRollOff()] : ROLLOFF_AUTO);
int SymbolRate = BCD2INT(sd->getSymbolRate()) / 10;
dbgnit(" %s %d %c %d %d\n", *cSource::ToString(Source), Frequency, Polarizations[sd->getPolarization()], SymbolRate, cChannel::Transponder(Frequency, Polarizations[sd->getPolarization()]));
dbgnit(" %s %d %c %d %d\n", *cSource::ToString(Source), Frequency, dtp.Polarization(), SymbolRate, cChannel::Transponder(Frequency, dtp.Polarization()));
if (Setup.UpdateChannels >= 5) {
bool found = false;
bool forceTransponderUpdate = false;
@ -177,7 +177,7 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
static int Modulations[] = { QPSK, QAM_16, QAM_32, QAM_64, QAM_128, QAM_256, QAM_AUTO };
dtp.SetModulation(Modulations[min(sd->getModulation(), 6)]);
int SymbolRate = BCD2INT(sd->getSymbolRate()) / 10;
dbgnit(" %s %d %d %d %d\n", *cSource::ToString(Source), Frequency, CodeRates[sd->getFecInner()], Modulations[min(sd->getModulation(), 6)], SymbolRate);
dbgnit(" %s %d %d %d %d\n", *cSource::ToString(Source), Frequency, dtp.CoderateH(), dtp.Modulation(), SymbolRate);
if (Setup.UpdateChannels >= 5) {
bool found = false;
bool forceTransponderUpdate = false;
@ -233,7 +233,7 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
dtp.SetGuard(GuardIntervals[sd->getGuardInterval()]);
static int TransmissionModes[] = { TRANSMISSION_MODE_2K, TRANSMISSION_MODE_8K, TRANSMISSION_MODE_4K, TRANSMISSION_MODE_AUTO };
dtp.SetTransmission(TransmissionModes[sd->getTransmissionMode()]);
dbgnit(" %s %d %d %d %d %d %d %d %d\n", *cSource::ToString(Source), Frequency, Bandwidths[sd->getBandwidth()], Constellations[sd->getConstellation()], Hierarchies[sd->getHierarchy()], CodeRates[sd->getCodeRateHP()], CodeRates[sd->getCodeRateLP()], GuardIntervals[sd->getGuardInterval()], TransmissionModes[sd->getTransmissionMode()]);
dbgnit(" %s %d %d %d %d %d %d %d %d\n", *cSource::ToString(Source), Frequency, dtp.Bandwidth(), dtp.Modulation(), dtp.Hierarchy(), dtp.CoderateH(), dtp.CoderateL(), dtp.Guard(), dtp.Transmission());
if (Setup.UpdateChannels >= 5) {
bool found = false;
bool forceTransponderUpdate = false;
@ -310,9 +310,9 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
SI::LogicalChannelDescriptor *lcd = (SI::LogicalChannelDescriptor *)d;
SI::LogicalChannelDescriptor::LogicalChannel LogicalChannel;
for (SI::Loop::Iterator it4; lcd->logicalChannelLoop.getNext(LogicalChannel, it4); ) {
if (LogicalChannel.getVisibleServiceFlag()) {
int lcn = LogicalChannel.getLogicalChannelNumber();
int sid = LogicalChannel.getServiceId();
if (LogicalChannel.getVisibleServiceFlag()) {
for (cChannel *Channel = Channels->First(); Channel; Channel = Channels->Next(Channel)) {
if (!Channel->GroupSep() && Channel->Sid() == sid && Channel->Nid() == ts.getOriginalNetworkId() && Channel->Tid() == ts.getTransportStreamId()) {
ChannelsModified |= Channel->SetLcn(lcn);
@ -328,9 +328,9 @@ void cNitFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length
SI::HdSimulcastLogicalChannelDescriptor *lcd = (SI::HdSimulcastLogicalChannelDescriptor *)d;
SI::HdSimulcastLogicalChannelDescriptor::HdSimulcastLogicalChannel HdSimulcastLogicalChannel;
for (SI::Loop::Iterator it4; lcd->hdSimulcastLogicalChannelLoop.getNext(HdSimulcastLogicalChannel, it4); ) {
if (HdSimulcastLogicalChannel.getVisibleServiceFlag()) {
int lcn = HdSimulcastLogicalChannel.getLogicalChannelNumber();
int sid = HdSimulcastLogicalChannel.getServiceId();
if (HdSimulcastLogicalChannel.getVisibleServiceFlag()) {
for (cChannel *Channel = Channels->First(); Channel; Channel = Channels->Next(Channel)) {
if (!Channel->GroupSep() && Channel->Sid() == sid && Channel->Nid() == ts.getOriginalNetworkId() && Channel->Tid() == ts.getTransportStreamId()) {
ChannelsModified |= Channel->SetLcn(lcn);