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/*
* responselive.h: VDR on Smart TV plugin
*
* Copyright (C) 2013 T. Lohmar
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
*/
#ifndef __RESPONSE_LIVE_H__
#define __RESPONSE_LIVE_H__
#include "responsebase.h"
#include <cstdio>
#include <string>
#include <sys/time.h>
#include <vdr/ringbuffer.h>
#include <vdr/receiver.h>
//class cHttpResource;
using namespace std;
#if VDRVERSNUM < 10732
#define PCRFACTOR 300 // conversion from 27MHz PCR extension to 90kHz PCR base
inline int64_t TsGetPcr(const uchar *p)
{
if (TsHasAdaptationField(p)) {
if (p[4] >= 7 && (p[5] & TS_ADAPT_PCR)) {
return ((((int64_t)p[ 6]) << 25) |
(((int64_t)p[ 7]) << 17) |
(((int64_t)p[ 8]) << 9) |
(((int64_t)p[ 9]) << 1) |
(((int64_t)p[10]) >> 7)) * PCRFACTOR +
(((((int)p[10]) & 0x01) << 8) |
( ((int)p[11])));
}
}
return -1;
}
#endif
//class SmartTvServer;
class cPatPmtGenerator;
class cLiveRelay : public cReceiver {
public:
cLiveRelay(cChannel* channel, cDevice* device, string chan_id, int req_id, cHttpResource*);
~cLiveRelay();
// static cLiveRelay *create(string channel_id, int req_id, cHttpResource*);
// void addClient();
// int removeClient();
void setNotifRequired() { mNotifRequired = true; };
string mChannelId;
cRingBufferLinear *mRingBuffer;
pthread_mutex_t processedRingLock;
protected:
virtual void Activate(bool On);
virtual void Receive(uchar *Data, int Length);
void detachLiveRelay();
// cThread
// virtual void Action(void);
Log* mLog;
private:
// SmartTvServer *mFactory;
int mReqId;
cHttpResource* mRequest;
// int mNumClients;
// timeval mStartTime;
int mNotifFd;
bool mNotifRequired;
};
class cResponseLive : public cResponseBase {
public:
cResponseLive(cHttpResource*, string chan_id );
virtual ~cResponseLive();
int fillDataBlk();
int fillDataBlk_straight();
// int fillDataBlk_pcr();
// int fillDataBlk_iframe();
int fillDataBlk_duration();
int fillDataBlk_iPlusDuration();
bool findIFrame(char *b, int r);
bool bufferData(char *b, int r);
bool setLowerOffset(char *b, int r);
void justFillDataBlk(char *b, int r);
private:
bool InitRelay(string chan_id);
void WritePatPmt();
string mChannelId;
cLiveRelay* mRelay;
cPatPmtGenerator* mPatPmtGen;
bool mInStartPhase;
cFrameDetector* mFrameDetector;
int mVpid;
int mVtype;
int mPpid;
int mStartThreshold;
// Mode 4
int mCurOffset;
int mTuneInState;
int64_t mFirstPcr;
int mFirstPcrOffset;
int64_t mCurPcr;
int mCurPcrOffset;
int mNoFrames;
int mIFrameOffset;
int mLowerOffset;
};
#endif
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