mirror of
https://projects.vdr-developer.org/git/vdr-plugin-streamdev.git
synced 2023-10-10 19:16:51 +02:00
255 lines
5.9 KiB
C
255 lines
5.9 KiB
C
#include <vdr/ringbuffer.h>
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#include "server/livestreamer.h"
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#include "remux/ts2ps.h"
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#include "remux/ts2es.h"
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#include "common.h"
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cStreamdevLiveReceiver::cStreamdevLiveReceiver(cStreamdevLiveStreamer *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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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::Activate(bool On)
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{
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m_Streamer->Activate(On);
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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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cStreamdevLiveStreamer::cStreamdevLiveStreamer(int Priority):
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cStreamdevStreamer("streamdev-livestreaming") {
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m_Priority = Priority;
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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_Remux = NULL;
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m_PESRemux = NULL;
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}
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cStreamdevLiveStreamer::~cStreamdevLiveStreamer() {
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Dprintf("Desctructing Live streamer\n");
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delete m_Receiver;
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delete m_Remux;
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#if VDRVERSNUM >= 10300
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//delete m_Filter; TODO
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#endif
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}
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void cStreamdevLiveStreamer::Detach(void) {
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m_Device->Detach(m_Receiver);
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}
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void cStreamdevLiveStreamer::Attach(void) {
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m_Device->AttachReceiver(m_Receiver);
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}
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void cStreamdevLiveStreamer::Start(cTBSocket *Socket) {
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Dprintf("LIVESTREAMER START\n");
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cStreamdevStreamer::Start(Socket);
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}
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bool cStreamdevLiveStreamer::SetPid(int Pid, bool On) {
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int idx;
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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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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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m_Receiver = new cStreamdevLiveReceiver(this, m_Channel->Ca(), m_Priority, m_Pids);
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if (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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return true;
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}
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bool cStreamdevLiveStreamer::SetChannel(const cChannel *Channel, eStreamType StreamType)
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{
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Dprintf("Initializing Remuxer for full channel transfer\n");
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printf("ca pid: %d\n", Channel->Ca());
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m_Channel = Channel;
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m_StreamType = StreamType;
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switch (m_StreamType) {
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case stES:
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{
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int pid = ISRADIO(Channel) ? Channel->Apid(0) : Channel->Vpid();
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m_Remux = new cTS2ESRemux(pid);
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return SetPid(pid, true);
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}
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case stPES:
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m_PESRemux = new cRemux(Channel->Vpid(), Channel->Apids(), Channel->Dpids(),
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Channel->Spids(), false);
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return SetPid(Channel->Vpid(), true)
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&& SetPid(Channel->Apid(0), true)
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&& SetPid(Channel->Apid(1), true)
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&& SetPid(Channel->Dpid(0), true);
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case stPS:
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m_Remux = new cTS2PSRemux(Channel->Vpid(), Channel->Apid(0), 0, 0, 0, true);
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return SetPid(Channel->Vpid(), true)
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&& SetPid(Channel->Apid(0), true);
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case stTS:
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return SetPid(Channel->Vpid(), true)
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&& SetPid(Channel->Apid(0), true)
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&& SetPid(Channel->Apid(1), true)
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&& SetPid(Channel->Dpid(0), true);
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case stTSPIDS:
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Dprintf("pid streaming mode\n");
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return true;
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}
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return false;
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}
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bool cStreamdevLiveStreamer::SetFilter(u_short Pid, u_char Tid, u_char Mask,
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bool On) {
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#if 0
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Dprintf("setting filter\n");
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if (On) {
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if (m_Filter == NULL) {
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m_Filter = new cStreamdevLiveFilter(this);
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Dprintf("attaching filter to device\n");
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m_Device->AttachFilter(m_Filter);
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}
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m_Filter->Set(Pid, Tid, Mask);
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} else if (m_Filter != NULL)
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m_Filter->Del(Pid, Tid, Mask);
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return true;
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#else
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return false;
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#endif
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}
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int cStreamdevLiveStreamer::Put(const uchar *Data, int Count)
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{
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switch (m_StreamType) {
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case stTS:
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case stTSPIDS:
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return cStreamdevStreamer::Put(Data, Count);
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case stPES:
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return m_PESRemux->Put(Data, Count);
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default:
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abort();
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}
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}
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uchar *cStreamdevLiveStreamer::Get(int &Count)
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{
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switch (m_StreamType) {
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case stTS:
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case stTSPIDS:
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return cStreamdevStreamer::Get(Count);
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case stPES:
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return m_PESRemux->Get(Count);
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default:
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abort();
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}
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}
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void cStreamdevLiveStreamer::Del(int Count)
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{
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switch (m_StreamType) {
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case stTS:
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case stTSPIDS:
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cStreamdevStreamer::Del(Count);
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case stPES:
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m_PESRemux->Del(Count);
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default:
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abort();
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}
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}
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// TODO: Remuxer einbinden
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#if 0
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uchar *cStreamdevLiveStreamer::Process(const uchar *Data, int &Count, int &Result) {
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uchar *remuxed = m_Remux != NULL ? m_Remux->Process(Data, Count, Result)
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: cStreamdevStreamer::Process(Data, Count, Result);
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if (remuxed) {
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/*if (Socket()->Type() == SOCK_DGRAM) {
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free(m_Buffer);
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Result += 12;
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m_Buffer = MALLOC(uchar, Result);
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m_Buffer[0] = 0x01;
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m_Buffer[1] = 0x02;
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m_Buffer[2] = 0x03;
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m_Buffer[3] = 0x04;
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m_Buffer[4] = (Result & 0xff000000) >> 24;
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m_Buffer[5] = (Result & 0xff0000) >> 16;
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m_Buffer[6] = (Result & 0xff00) >> 8;
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m_Buffer[7] = (Result & 0xff);
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m_Buffer[8] = (m_Sequence & 0xff000000) >> 24;
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m_Buffer[9] = (m_Sequence & 0xff0000) >> 16;
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m_Buffer[10] = (m_Sequence & 0xff00) >> 8;
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m_Buffer[11] = (m_Sequence & 0xff);
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memcpy(m_Buffer + 12, Data, Result - 12);
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if (m_Sequence++ == 0x7fffffff)
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m_Sequence = 0;
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return m_Buffer;
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}*/
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return remuxed;
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}
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return NULL;
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}
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#endif
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std::string cStreamdevLiveStreamer::Report(void) {
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std::string result;
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if (m_Device != NULL)
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result += (std::string)"+- Device is " + (const char*)itoa(m_Device->CardIndex()) + "\n";
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if (m_Receiver != NULL)
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result += "+- Receiver is allocated\n";
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result += "+- Pids are ";
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for (int i = 0; i < MAXRECEIVEPIDS; ++i)
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if (m_Pids[i] != 0)
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result += (std::string)(const char*)itoa(m_Pids[i]) + ", ";
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result += "\n";
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return result;
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}
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