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mirror of https://github.com/rofafor/vdr-plugin-iptv.git synced 2023-10-10 13:37:03 +02:00
vdr-plugin-iptv/sidscanner.c
2010-03-04 17:34:21 +02:00

66 lines
1.8 KiB
C

/*
* sidscanner.c: IPTV plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#include <libsi/section.h>
#include "common.h"
#include "sidscanner.h"
cSidScanner::cSidScanner(void)
{
debug("cSidScanner::cSidScanner()\n");
channel = cChannel();
Set(0x00, 0x00); // PAT
}
void cSidScanner::SetStatus(bool On)
{
debug("cSidScanner::SetStatus(): %d\n", On);
cFilter::SetStatus(On);
}
void cSidScanner::SetChannel(const cChannel *Channel)
{
if (Channel) {
debug("cSidScanner::SetChannel(): %s\n", Channel->Parameters());
channel = *Channel;
}
else {
debug("cSidScanner::SetChannel()\n");
channel = cChannel();
}
}
void cSidScanner::Process(u_short Pid, u_char Tid, const u_char *Data, int Length)
{
//debug("cSidScanner::Process()\n");
if ((Pid == 0x00) && (Tid == 0x00) && channel.GetChannelID().Valid()) {
debug("cSidScanner::Process(): Pid=%d Tid=%02X\n", Pid, Tid);
SI::PAT pat(Data, false);
if (!pat.CheckCRCAndParse())
return;
SI::PAT::Association assoc;
for (SI::Loop::Iterator it; pat.associationLoop.getNext(assoc, it); ) {
if (!assoc.isNITPid()) {
if (assoc.getServiceId() != channel.Sid()) {
debug("cSidScanner::Process(): Sid=%d\n", assoc.getServiceId());
if (!Channels.Lock(true, 10))
return;
cChannel *IptvChannel = Channels.GetByChannelID(channel.GetChannelID());
if (IptvChannel)
IptvChannel->SetId(IptvChannel->Nid(), IptvChannel->Tid(),
assoc.getServiceId(), IptvChannel->Rid());
Channels.Unlock();
}
SetChannel(NULL);
SetStatus(false);
return;
}
}
}
}