mirror of
https://projects.vdr-developer.org/git/vdr-plugin-streamdev.git
synced 2023-10-10 19:16:51 +02:00
726 lines
20 KiB
C
726 lines
20 KiB
C
#include <assert.h>
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#include <libsi/section.h>
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#include <libsi/descriptor.h>
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#include <vdr/ringbuffer.h>
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#include "server/livestreamer.h"
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#include "server/livefilter.h"
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#include "remux/ts2ps.h"
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#include "remux/ts2es.h"
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#include "remux/extern.h"
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#include "common.h"
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#define TSPATREPACKER
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// --- cStreamdevLiveReceiver -------------------------------------------------
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class cStreamdevLiveReceiver: public cReceiver {
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friend class cStreamdevStreamer;
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private:
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cStreamdevStreamer *m_Streamer;
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protected:
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virtual void Activate(bool On);
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virtual void Receive(uchar *Data, int Length);
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public:
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#if VDRVERSNUM < 10500
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cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, int Ca, int Priority, const int *Pids);
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#else
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cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, tChannelID ChannelID, int Priority, const int *Pids);
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#endif
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virtual ~cStreamdevLiveReceiver();
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};
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#if VDRVERSNUM < 10500
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cStreamdevLiveReceiver::cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, int Ca,
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int Priority, const int *Pids):
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cReceiver(Ca, Priority, 0, Pids),
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#else
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cStreamdevLiveReceiver::cStreamdevLiveReceiver(cStreamdevStreamer *Streamer, tChannelID ChannelID,
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int Priority, const int *Pids):
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cReceiver(ChannelID, Priority, 0, Pids),
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#endif
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m_Streamer(Streamer)
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{
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}
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cStreamdevLiveReceiver::~cStreamdevLiveReceiver()
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{
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Dprintf("Killing live receiver\n");
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Detach();
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}
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void cStreamdevLiveReceiver::Receive(uchar *Data, int Length) {
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int p = m_Streamer->Receive(Data, Length);
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if (p != Length)
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m_Streamer->ReportOverflow(Length - p);
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}
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inline void cStreamdevLiveReceiver::Activate(bool On)
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{
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Dprintf("LiveReceiver->Activate(%d)\n", On);
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m_Streamer->Activate(On);
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}
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// --- cStreamdevPatFilter ----------------------------------------------------
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class cStreamdevPatFilter : public cFilter {
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private:
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int pmtPid;
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int pmtSid;
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int pmtVersion;
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const cChannel *m_Channel;
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cStreamdevLiveStreamer *m_Streamer;
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virtual void Process(u_short Pid, u_char Tid, const u_char *Data, int Length);
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int GetPid(SI::PMT::Stream& stream);
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public:
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cStreamdevPatFilter(cStreamdevLiveStreamer *Streamer, const cChannel *Channel);
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};
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cStreamdevPatFilter::cStreamdevPatFilter(cStreamdevLiveStreamer *Streamer, const cChannel *Channel)
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{
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Dprintf("cStreamdevPatFilter(\"%s\")\n", Channel->Name());
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assert(Streamer);
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m_Channel = Channel;
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m_Streamer = Streamer;
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pmtPid = 0;
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pmtSid = 0;
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pmtVersion = -1;
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Set(0x00, 0x00); // PAT
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}
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static const char * const psStreamTypes[] = {
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"UNKNOWN",
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"ISO/IEC 11172 Video",
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"ISO/IEC 13818-2 Video",
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"ISO/IEC 11172 Audio",
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"ISO/IEC 13818-3 Audio",
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"ISO/IEC 13818-1 Privete sections",
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"ISO/IEC 13818-1 Private PES data",
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"ISO/IEC 13512 MHEG",
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"ISO/IEC 13818-1 Annex A DSM CC",
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"0x09",
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"ISO/IEC 13818-6 Multiprotocol encapsulation",
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"ISO/IEC 13818-6 DSM-CC U-N Messages",
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"ISO/IEC 13818-6 Stream Descriptors",
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"ISO/IEC 13818-6 Sections (any type, including private data)",
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"ISO/IEC 13818-1 auxiliary",
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"ISO/IEC 13818-7 Audio with ADTS transport sytax",
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"ISO/IEC 14496-2 Visual (MPEG-4)",
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"ISO/IEC 14496-3 Audio with LATM transport syntax",
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"0x12", "0x13", "0x14", "0x15", "0x16", "0x17", "0x18", "0x19", "0x1a",
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"ISO/IEC 14496-10 Video (MPEG-4 part 10/AVC, aka H.264)",
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"",
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};
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int cStreamdevPatFilter::GetPid(SI::PMT::Stream& stream)
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{
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SI::Descriptor *d;
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if (!stream.getPid())
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return 0;
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switch (stream.getStreamType()) {
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case 0x01: // ISO/IEC 11172 Video
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case 0x02: // ISO/IEC 13818-2 Video
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case 0x03: // ISO/IEC 11172 Audio
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case 0x04: // ISO/IEC 13818-3 Audio
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#if 0
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case 0x07: // ISO/IEC 13512 MHEG
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case 0x08: // ISO/IEC 13818-1 Annex A DSM CC
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case 0x0a: // ISO/IEC 13818-6 Multiprotocol encapsulation
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case 0x0b: // ISO/IEC 13818-6 DSM-CC U-N Messages
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case 0x0c: // ISO/IEC 13818-6 Stream Descriptors
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case 0x0d: // ISO/IEC 13818-6 Sections (any type, including private data)
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case 0x0e: // ISO/IEC 13818-1 auxiliary
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#endif
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case 0x0f: // ISO/IEC 13818-7 Audio with ADTS transport syntax
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case 0x10: // ISO/IEC 14496-2 Visual (MPEG-4)
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case 0x11: // ISO/IEC 14496-3 Audio with LATM transport syntax
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case 0x1b: // ISO/IEC 14496-10 Video (MPEG-4 part 10/AVC, aka H.264)
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Dprintf("cStreamdevPatFilter PMT scanner adding PID %d (%s)\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()]);
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return stream.getPid();
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case 0x05: // ISO/IEC 13818-1 private sections
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case 0x06: // ISO/IEC 13818-1 PES packets containing private data
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for (SI::Loop::Iterator it; (d = stream.streamDescriptors.getNext(it)); ) {
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switch (d->getDescriptorTag()) {
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case SI::AC3DescriptorTag:
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Dprintf("cStreamdevPatFilter PMT scanner: adding PID %d (%s) %s\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()], "AC3");
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return stream.getPid();
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case SI::TeletextDescriptorTag:
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Dprintf("cStreamdevPatFilter PMT scanner: adding PID %d (%s) %s\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()], "Teletext");
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return stream.getPid();
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case SI::SubtitlingDescriptorTag:
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Dprintf("cStreamdevPatFilter PMT scanner: adding PID %d (%s) %s\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()], "DVBSUB");
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return stream.getPid();
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default:
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Dprintf("cStreamdevPatFilter PMT scanner: NOT adding PID %d (%s) %s\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()], "UNKNOWN");
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break;
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}
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delete d;
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}
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break;
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default:
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/* This following section handles all the cases where the audio track
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* info is stored in PMT user info with stream id >= 0x80
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* we check the registration format identifier to see if it
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* holds "AC-3"
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*/
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if (stream.getStreamType() >= 0x80) {
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bool found = false;
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for (SI::Loop::Iterator it; (d = stream.streamDescriptors.getNext(it)); ) {
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switch (d->getDescriptorTag()) {
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case SI::RegistrationDescriptorTag:
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/* unfortunately libsi does not implement RegistrationDescriptor */
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if (d->getLength() >= 4) {
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found = true;
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SI::CharArray rawdata = d->getData();
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if (/*rawdata[0] == 5 && rawdata[1] >= 4 && */
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rawdata[2] == 'A' && rawdata[3] == 'C' &&
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rawdata[4] == '-' && rawdata[5] == '3') {
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isyslog("cStreamdevPatFilter PMT scanner:"
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"Adding pid %d (type 0x%x) RegDesc len %d (%c%c%c%c)",
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stream.getPid(), stream.getStreamType(),
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d->getLength(), rawdata[2], rawdata[3],
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rawdata[4], rawdata[5]);
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return stream.getPid();
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}
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}
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break;
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default:
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break;
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}
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delete d;
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}
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if(!found) {
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isyslog("Adding pid %d (type 0x%x) RegDesc not found -> assume AC-3",
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stream.getPid(), stream.getStreamType());
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return stream.getPid();
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}
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}
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Dprintf("cStreamdevPatFilter PMT scanner: NOT adding PID %d (%s) %s\n",
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stream.getPid(), psStreamTypes[stream.getStreamType()<0x1c?stream.getStreamType():0], "UNKNOWN");
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break;
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}
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return 0;
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}
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void cStreamdevPatFilter::Process(u_short Pid, u_char Tid, const u_char *Data, int Length)
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{
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if (Pid == 0x00) {
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if (Tid == 0x00 && !pmtPid) {
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SI::PAT pat(Data, false);
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if (!pat.CheckCRCAndParse())
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return;
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SI::PAT::Association assoc;
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for (SI::Loop::Iterator it; pat.associationLoop.getNext(assoc, it); ) {
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if (!assoc.isNITPid()) {
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const cChannel *Channel = Channels.GetByServiceID(Source(), Transponder(), assoc.getServiceId());
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if (Channel && (Channel == m_Channel)) {
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if (0 != (pmtPid = assoc.getPid())) {
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Dprintf("cStreamdevPatFilter: PMT pid for channel %s: %d\n", Channel->Name(), pmtPid);
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pmtSid = assoc.getServiceId();
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if (Length < TS_SIZE-5) {
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// repack PAT to TS frame and send to client
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#ifndef TSPATREPACKER
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uint8_t pat_ts[TS_SIZE] = {TS_SYNC_BYTE, 0x40 /* pusi=1 */, 0 /* pid=0 */, 0x10 /* adaption=1 */, 0 /* pointer */};
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memcpy(pat_ts + 5, Data, Length);
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m_Streamer->Put(pat_ts, TS_SIZE);
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#else
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int ts_id;
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unsigned int crc, i, len;
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uint8_t *tmp, tspat_buf[TS_SIZE];
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memset(tspat_buf, 0xff, TS_SIZE);
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memset(tspat_buf, 0x0, 4 + 12 + 5); // TS_HDR_LEN + PAT_TABLE_LEN + 5
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ts_id = Channel->Tid(); // Get transport stream id of the channel
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tspat_buf[0] = TS_SYNC_BYTE; // Transport packet header sunchronization byte (1000011 = 0x47h)
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tspat_buf[1] = 0x40; // Set payload unit start indicator bit
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tspat_buf[2] = 0x0; // PID
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tspat_buf[3] = 0x10; // Set payload flag to indicate precence of payload data
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tspat_buf[4] = 0x0; // PSI
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tspat_buf[5] = 0x0; // PAT table id
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tspat_buf[6] = 0xb0; // Section syntax indicator bit and reserved bits set
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tspat_buf[7] = 12 + 1; // Section length (12 bit): PAT_TABLE_LEN + 1
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tspat_buf[8] = (ts_id >> 8) & 0xff; // Transport stream ID (bits 8-15)
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tspat_buf[9] = (ts_id & 0xff); // Transport stream ID (bits 0-7)
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tspat_buf[10] = 0x01; // Version number 0, Current next indicator bit set
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tspat_buf[11] = 0x0; // Section number
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tspat_buf[12] = 0x0; // Last section number
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tspat_buf[13] = (pmtSid >> 8) & 0xff; // Program number (bits 8-15)
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tspat_buf[14] = (pmtSid & 0xff); // Program number (bits 0-7)
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tspat_buf[15] = (pmtPid >> 8) & 0xff; // Network ID (bits 8-12)
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tspat_buf[16] = (pmtPid & 0xff); // Network ID (bits 0-7)
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crc = 0xffffffff;
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len = 12; // PAT_TABLE_LEN
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tmp = &tspat_buf[4 + 1]; // TS_HDR_LEN + 1
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while (len--) {
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crc ^= *tmp++ << 24;
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for (i = 0; i < 8; i++)
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crc = (crc << 1) ^ ((crc & 0x80000000) ? 0x04c11db7 : 0); // CRC32POLY
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}
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tspat_buf[17] = crc >> 24 & 0xff; // Checksum
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tspat_buf[18] = crc >> 16 & 0xff; // Checksum
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tspat_buf[19] = crc >> 8 & 0xff; // Checksum
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tspat_buf[20] = crc & 0xff; // Checksum
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m_Streamer->Put(tspat_buf, TS_SIZE);
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#endif
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} else
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isyslog("cStreamdevPatFilter: PAT size %d too large to fit in one TS", Length);
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m_Streamer->SetPids(pmtPid);
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Add(pmtPid, 0x02);
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pmtVersion = -1;
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return;
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}
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}
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}
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}
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}
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} else if (Pid == pmtPid && Tid == SI::TableIdPMT && Source() && Transponder()) {
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SI::PMT pmt(Data, false);
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if (!pmt.CheckCRCAndParse())
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return;
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if (pmt.getServiceId() != pmtSid)
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return; // skip broken PMT records
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if (pmtVersion != -1) {
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if (pmtVersion != pmt.getVersionNumber()) {
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Dprintf("cStreamdevPatFilter: PMT version changed, detaching all pids\n");
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Del(pmtPid, 0x02);
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pmtPid = 0; // this triggers PAT scan
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}
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return;
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}
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pmtVersion = pmt.getVersionNumber();
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SI::PMT::Stream stream;
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int pids[MAXRECEIVEPIDS + 1], npids = 0;
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pids[npids++] = pmtPid;
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#if 0
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pids[npids++] = 0x10; // pid 0x10, tid 0x40: NIT
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pids[npids++] = 0x11; // pid 0x11, tid 0x42: SDT
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pids[npids++] = 0x14; // pid 0x14, tid 0x70: TDT
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#endif
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pids[npids++] = 0x12; // pid 0x12, tid 0x4E...0x6F: EIT
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for (SI::Loop::Iterator it; pmt.streamLoop.getNext(stream, it); )
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if (0 != (pids[npids] = GetPid(stream)) && npids < MAXRECEIVEPIDS)
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npids++;
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pids[npids] = 0;
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m_Streamer->SetPids(pmt.getPCRPid(), pids);
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}
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}
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// --- cStreamdevLiveStreamer -------------------------------------------------
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cStreamdevLiveStreamer::cStreamdevLiveStreamer(int Priority, std::string Parameter):
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cStreamdevStreamer("streamdev-livestreaming"),
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m_Priority(Priority),
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m_Parameter(Parameter),
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m_NumPids(0),
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m_StreamType(stTSPIDS),
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m_Channel(NULL),
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m_Device(NULL),
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m_Receiver(NULL),
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m_PatFilter(NULL),
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m_PESRemux(NULL),
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m_ESRemux(NULL),
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m_PSRemux(NULL),
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m_ExtRemux(NULL)
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{
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}
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cStreamdevLiveStreamer::~cStreamdevLiveStreamer()
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{
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Dprintf("Desctructing Live streamer\n");
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Stop();
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if(m_PatFilter) {
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Detach();
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DELETENULL(m_PatFilter);
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}
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DELETENULL(m_Receiver);
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delete m_PESRemux;
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delete m_ESRemux;
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delete m_PSRemux;
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delete m_ExtRemux;
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}
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bool cStreamdevLiveStreamer::HasPid(int Pid)
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{
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int idx;
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for (idx = 0; idx < m_NumPids; ++idx)
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if (m_Pids[idx] == Pid)
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return true;
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return false;
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}
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bool cStreamdevLiveStreamer::SetPid(int Pid, bool On)
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{
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int idx;
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if (Pid == 0)
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return true;
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if (On) {
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for (idx = 0; idx < m_NumPids; ++idx) {
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if (m_Pids[idx] == Pid)
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return true; // No change needed
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}
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if (m_NumPids == MAXRECEIVEPIDS) {
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esyslog("ERROR: Streamdev: No free slot to receive pid %d\n", Pid);
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return false;
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}
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m_Pids[m_NumPids++] = Pid;
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m_Pids[m_NumPids] = 0;
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} else {
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for (idx = 0; idx < m_NumPids; ++idx) {
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if (m_Pids[idx] == Pid) {
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--m_NumPids;
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memmove(&m_Pids[idx], &m_Pids[idx + 1], sizeof(int) * (m_NumPids - idx));
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}
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}
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}
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StartReceiver();
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return true;
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}
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bool cStreamdevLiveStreamer::SetPids(int Pid, const int *Pids1, const int *Pids2, const int *Pids3)
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{
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m_NumPids = 0;
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if (Pid)
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m_Pids[m_NumPids++] = Pid;
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if (Pids1)
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for ( ; *Pids1 && m_NumPids < MAXRECEIVEPIDS; Pids1++)
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if (!HasPid(*Pids1))
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m_Pids[m_NumPids++] = *Pids1;
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if (Pids2)
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for ( ; *Pids2 && m_NumPids < MAXRECEIVEPIDS; Pids2++)
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if (!HasPid(*Pids2))
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m_Pids[m_NumPids++] = *Pids2;
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if (Pids3)
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for ( ; *Pids3 && m_NumPids < MAXRECEIVEPIDS; Pids3++)
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if (!HasPid(*Pids3))
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m_Pids[m_NumPids++] = *Pids3;
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if (m_NumPids >= MAXRECEIVEPIDS) {
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esyslog("ERROR: Streamdev: No free slot to receive pid %d\n", Pid);
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return false;
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}
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m_Pids[m_NumPids] = 0;
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StartReceiver();
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return true;
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}
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void cStreamdevLiveStreamer::StartReceiver(void)
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{
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DELETENULL(m_Receiver);
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if (m_NumPids > 0) {
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Dprintf("Creating Receiver to respect changed pids\n");
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#if VDRVERSNUM < 10500
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m_Receiver = new cStreamdevLiveReceiver(this, m_Channel->Ca(), m_Priority, m_Pids);
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#else
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m_Receiver = new cStreamdevLiveReceiver(this, m_Channel->GetChannelID(), m_Priority, m_Pids);
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#endif
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if (IsRunning() && m_Device != NULL) {
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Dprintf("Attaching new receiver\n");
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Attach();
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}
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}
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}
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bool cStreamdevLiveStreamer::SetChannel(const cChannel *Channel, eStreamType StreamType, int Apid)
|
|
{
|
|
Dprintf("Initializing Remuxer for full channel transfer\n");
|
|
//printf("ca pid: %d\n", Channel->Ca());
|
|
m_Channel = Channel;
|
|
m_StreamType = StreamType;
|
|
|
|
int apid[2] = { Apid, 0 };
|
|
const int *Apids = Apid ? apid : m_Channel->Apids();
|
|
const int *Dpids = Apid ? NULL : m_Channel->Dpids();
|
|
|
|
switch (m_StreamType) {
|
|
case stES:
|
|
{
|
|
int pid = ISRADIO(m_Channel) ? m_Channel->Apid(0) : m_Channel->Vpid();
|
|
if (Apid != 0)
|
|
pid = Apid;
|
|
m_ESRemux = new cTS2ESRemux(pid);
|
|
return SetPids(pid);
|
|
}
|
|
|
|
case stPES:
|
|
m_PESRemux = new cRemux(m_Channel->Vpid(), m_Channel->Apids(), m_Channel->Dpids(),
|
|
m_Channel->Spids(), false);
|
|
return SetPids(m_Channel->Vpid(), Apids, Dpids, m_Channel->Spids());
|
|
|
|
case stPS:
|
|
m_PSRemux = new cTS2PSRemux(m_Channel->Vpid(), m_Channel->Apids(), m_Channel->Dpids(),
|
|
m_Channel->Spids());
|
|
return SetPids(m_Channel->Vpid(), Apids, Dpids, m_Channel->Spids());
|
|
|
|
case stTS:
|
|
// This should never happen, but ...
|
|
if (m_PatFilter) {
|
|
Detach();
|
|
DELETENULL(m_PatFilter);
|
|
}
|
|
// Set pids from cChannel
|
|
SetPids(m_Channel->Vpid(), Apids, Dpids, m_Channel->Spids());
|
|
if (m_Channel->Vpid() != m_Channel->Ppid())
|
|
SetPid(m_Channel->Ppid(), true);
|
|
// Set pids from PMT
|
|
m_PatFilter = new cStreamdevPatFilter(this, m_Channel);
|
|
return true;
|
|
|
|
case stExtern:
|
|
m_ExtRemux = new cExternRemux(m_Channel->Vpid(), m_Channel->Apids(), m_Channel->Dpids(),
|
|
m_Channel->Spids(), m_Parameter);
|
|
return SetPids(m_Channel->Vpid(), Apids, Dpids, m_Channel->Spids());
|
|
|
|
case stTSPIDS:
|
|
Dprintf("pid streaming mode\n");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
int cStreamdevLiveStreamer::Put(const uchar *Data, int Count)
|
|
{
|
|
switch (m_StreamType) {
|
|
case stTS:
|
|
case stTSPIDS:
|
|
return cStreamdevStreamer::Put(Data, Count);
|
|
|
|
case stPES:
|
|
return m_PESRemux->Put(Data, Count);
|
|
|
|
case stES:
|
|
return m_ESRemux->Put(Data, Count);
|
|
|
|
case stPS:
|
|
return m_PSRemux->Put(Data, Count);
|
|
|
|
case stExtern:
|
|
return m_ExtRemux->Put(Data, Count);
|
|
|
|
default: // shouldn't happen???
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
uchar *cStreamdevLiveStreamer::Get(int &Count)
|
|
{
|
|
switch (m_StreamType) {
|
|
case stTS:
|
|
case stTSPIDS:
|
|
return cStreamdevStreamer::Get(Count);
|
|
|
|
case stPES:
|
|
return m_PESRemux->Get(Count);
|
|
|
|
case stES:
|
|
return m_ESRemux->Get(Count);
|
|
|
|
case stPS:
|
|
return m_PSRemux->Get(Count);
|
|
|
|
case stExtern:
|
|
return m_ExtRemux->Get(Count);
|
|
|
|
default: // shouldn't happen???
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
void cStreamdevLiveStreamer::Del(int Count)
|
|
{
|
|
switch (m_StreamType) {
|
|
case stTS:
|
|
case stTSPIDS:
|
|
cStreamdevStreamer::Del(Count);
|
|
break;
|
|
|
|
case stPES:
|
|
m_PESRemux->Del(Count);
|
|
break;
|
|
|
|
case stES:
|
|
m_ESRemux->Del(Count);
|
|
break;
|
|
|
|
case stPS:
|
|
m_PSRemux->Del(Count);
|
|
break;
|
|
|
|
case stExtern:
|
|
m_ExtRemux->Del(Count);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void cStreamdevLiveStreamer::Attach(void)
|
|
{
|
|
Dprintf("cStreamdevLiveStreamer::Attach()\n");
|
|
if (m_Device) {
|
|
if (m_Receiver) {
|
|
m_Device->Detach(m_Receiver);
|
|
m_Device->AttachReceiver(m_Receiver);
|
|
}
|
|
if (m_PatFilter) {
|
|
m_Device->Detach(m_PatFilter);
|
|
m_Device->AttachFilter(m_PatFilter);
|
|
}
|
|
}
|
|
}
|
|
|
|
void cStreamdevLiveStreamer::Detach(void)
|
|
{
|
|
Dprintf("cStreamdevLiveStreamer::Detach()\n");
|
|
if (m_Device) {
|
|
if (m_Receiver)
|
|
m_Device->Detach(m_Receiver);
|
|
if (m_PatFilter)
|
|
m_Device->Detach(m_PatFilter);
|
|
}
|
|
}
|
|
|
|
std::string cStreamdevLiveStreamer::Report(void)
|
|
{
|
|
std::string result;
|
|
|
|
if (m_Device != NULL)
|
|
result += (std::string)"+- Device is " + (const char*)itoa(m_Device->CardIndex()) + "\n";
|
|
if (m_Receiver != NULL)
|
|
result += "+- Receiver is allocated\n";
|
|
|
|
result += "+- Pids are ";
|
|
for (int i = 0; i < MAXRECEIVEPIDS; ++i)
|
|
if (m_Pids[i] != 0)
|
|
result += (std::string)(const char*)itoa(m_Pids[i]) + ", ";
|
|
result += "\n";
|
|
return result;
|
|
}
|
|
|
|
// --- cStreamdevFilterStreamer -------------------------------------------------
|
|
|
|
cStreamdevFilterStreamer::cStreamdevFilterStreamer():
|
|
cStreamdevStreamer("streamdev-filterstreaming"),
|
|
m_Device(NULL),
|
|
m_Filter(NULL)/*,
|
|
m_Channel(NULL)*/
|
|
{
|
|
}
|
|
|
|
cStreamdevFilterStreamer::~cStreamdevFilterStreamer()
|
|
{
|
|
Dprintf("Desctructing Filter streamer\n");
|
|
Detach();
|
|
m_Device = NULL;
|
|
DELETENULL(m_Filter);
|
|
Stop();
|
|
}
|
|
|
|
void cStreamdevFilterStreamer::Attach(void)
|
|
{
|
|
Dprintf("cStreamdevFilterStreamer::Attach()\n");
|
|
LOCK_THREAD;
|
|
if(m_Device && m_Filter)
|
|
m_Device->AttachFilter(m_Filter);
|
|
}
|
|
|
|
void cStreamdevFilterStreamer::Detach(void)
|
|
{
|
|
Dprintf("cStreamdevFilterStreamer::Detach()\n");
|
|
LOCK_THREAD;
|
|
if(m_Device && m_Filter)
|
|
m_Device->Detach(m_Filter);
|
|
}
|
|
|
|
#if 0
|
|
void cStreamdevFilterStreamer::SetChannel(const cChannel *Channel)
|
|
{
|
|
LOCK_THREAD;
|
|
Dprintf("cStreamdevFilterStreamer::SetChannel(%s : %s)", Channel?Channel->Name():"<null>",
|
|
Channel ? *Channel->GetChannelID().ToString() : "");
|
|
m_Channel = Channel;
|
|
}
|
|
#endif
|
|
|
|
void cStreamdevFilterStreamer::SetDevice(cDevice *Device)
|
|
{
|
|
Dprintf("cStreamdevFilterStreamer::SetDevice()\n");
|
|
LOCK_THREAD;
|
|
if(Device != m_Device) {
|
|
Detach();
|
|
m_Device = Device;
|
|
//m_Channel = NULL;
|
|
Attach();
|
|
}
|
|
}
|
|
|
|
bool cStreamdevFilterStreamer::SetFilter(u_short Pid, u_char Tid, u_char Mask, bool On)
|
|
{
|
|
Dprintf("cStreamdevFilterStreamer::SetFilter(%u,0x%x,0x%x,%s)\n", Pid, Tid, Mask, On?"On":"Off");
|
|
|
|
if(!m_Device)
|
|
return false;
|
|
|
|
if (On) {
|
|
if (m_Filter == NULL) {
|
|
m_Filter = new cStreamdevLiveFilter(this);
|
|
Dprintf("attaching filter to device\n");
|
|
Attach();
|
|
}
|
|
m_Filter->Set(Pid, Tid, Mask);
|
|
} else if (m_Filter != NULL)
|
|
m_Filter->Del(Pid, Tid, Mask);
|
|
|
|
return true;
|
|
}
|
|
|
|
#if 0
|
|
void cStreamdevFilterStreamer::ChannelSwitch(const cDevice *Device, int ChannelNumber) {
|
|
LOCK_THREAD;
|
|
if(Device == m_Device) {
|
|
if(ChannelNumber > 0) {
|
|
cChannel *ch = Channels.GetByNumber(ChannelNumber);
|
|
if(ch != NULL) {
|
|
if(m_Filter != NULL &&
|
|
m_Channel != NULL &&
|
|
(! TRANSPONDER(ch, m_Channel))) {
|
|
|
|
isyslog("***** LiveFilterStreamer: transponder changed ! %s",
|
|
*ch->GetChannelID().ToString());
|
|
|
|
uchar buffer[TS_SIZE] = {TS_SYNC_BYTE, 0xff, 0xff, 0xff, 0x7f, 0};
|
|
strcpy((char*)(buffer + 5), ch->GetChannelID().ToString());
|
|
int p = Put(buffer, TS_SIZE);
|
|
if (p != TS_SIZE)
|
|
ReportOverflow(TS_SIZE - p);
|
|
}
|
|
m_Channel = ch;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#endif
|