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/*
* MultimediaStream.cpp
*****************************************************************************
* Copyright (C) 2012, bitmovin Softwareentwicklung OG, All Rights Reserved
*
* Email: libdash-dev@vicky.bitmovin.net
*
* This source code and its use and distribution, is subject to the terms
* and conditions of the applicable license agreement.
*****************************************************************************/
#include "MultimediaStream.h"
using namespace viper::managers;
using namespace libdash::framework::adaptation;
using namespace libdash::framework::input;
using namespace libdash::framework::buffer;
using namespace libdash::framework::mpd;
using namespace dash::mpd;
MultimediaStream::MultimediaStream(StreamType type, MPDWrapper *mpdWrapper, uint32_t bufferSize, bool icnEnabled, double icnAlpha, bool nodecoding, float beta, float drop, std::string v6FirstWord) :
type (type),
segmentBufferSize (bufferSize),
dashManager (NULL),
mpdWrapper (mpdWrapper),
icn (icnEnabled),
icnAlpha (icnAlpha),
noDecoding (nodecoding),
beta (beta),
drop (drop),
v6FirstWord (v6FirstWord)
{
this->init();
}
MultimediaStream::~MultimediaStream ()
{
this->stop();
delete this->dashManager;
}
bool MultimediaStream::isICN()
{
return this->icn;
}
void MultimediaStream::shouldAbort()
{
this->dashManager->shouldAbort();
}
uint32_t MultimediaStream::getPosition()
{
return this->dashManager->getPosition();
}
void MultimediaStream::setLooping(bool looping)
{
this->dashManager->setLooping(looping);
}
void MultimediaStream::setPosition(uint32_t segmentNumber)
{
this->dashManager->setPosition(segmentNumber);
}
void MultimediaStream::setPositionInMsec(uint32_t milliSecs)
{
this->dashManager->setPositionInMsec(milliSecs);
}
void MultimediaStream::init()
{
this->dashManager = new DASHManager(this->type, this->segmentBufferSize, this, this->mpdWrapper, this->isICN(), this->icnAlpha, this->noDecoding, this->beta, this->drop, this->v6FirstWord);
}
bool MultimediaStream::start()
{
if(!this->startDownload())
return false;
return true;
}
bool MultimediaStream::startDownload()
{
dashManager->setAdaptationLogic(this->logic);
if(!dashManager->start())
return false;
return true;
}
void MultimediaStream::stop()
{
this->stopDownload();
}
void MultimediaStream::stopDownload()
{
this->dashManager->stop();
}
void MultimediaStream::clear()
{
this->dashManager->clear();
}
void MultimediaStream::attachStreamObserver(IStreamObserver *observer)
{
this->observers.push_back(observer);
}
void MultimediaStream::setRepresentation()
{
this->dashManager->setRepresentation();
}
void MultimediaStream::enqueueRepresentation(IPeriod *period, IAdaptationSet *adaptationSet, IRepresentation *representation)
{
this->dashManager->enqueueRepresentation(period, adaptationSet, representation);
}
void MultimediaStream::setAdaptationLogic(libdash::framework::adaptation::IAdaptationLogic *logic)
{
this->logic = logic;
}
void MultimediaStream::onSegmentBufferStateChanged(uint32_t fillstateInPercent, int maxC)
{
for (size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->onSegmentBufferStateChanged(this->type, fillstateInPercent, maxC);
}
void MultimediaStream::onBufferStateChanged(BufferType type, uint32_t fillstateInPercent, int maxC)
{
switch(type)
{
case libdash::framework::buffer::AUDIO:
for (size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->onAudioBufferStateChanged(fillstateInPercent);
break;
case libdash::framework::buffer::VIDEO:
for (size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->onVideoBufferStateChanged(fillstateInPercent);
default:
break;
}
}
void MultimediaStream::setEOS(bool value)
{
for(size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->setEOS(value);
}
void MultimediaStream::setTargetDownloadingTime(double target)
{
this->dashManager->setTargetDownloadingTime(target);
}
void MultimediaStream::notifyStatistics(int segNum, uint32_t bitrate, int fps, uint32_t quality)
{
for(size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->notifyStatistics(segNum, bitrate, fps, quality);
}
void MultimediaStream::notifyQualityDownloading(uint32_t quality)
{
for(size_t i = 0; i < observers.size(); i++)
this->observers.at(i)->notifyQualityDownloading(quality);
}
int MultimediaStream::getBufferLevel()
{
int bufferFill = 0;
for(size_t i=0; i < observers.size(); i++)
{
bufferFill = this->observers.at(i)->getBufferLevel();
}
return bufferFill;
}
bool MultimediaStream::canPush()
{
bool flag = false;
for(size_t i=0; i < observers.size(); i++)
{
flag = flag || this->observers.at(i)->canPush();
}
return flag;
}
libdash::framework::input::MediaObject* MultimediaStream::getSegment()
{
return this->dashManager->getSegment();
}
void MultimediaStream::notifyBufferChange(uint32_t bufferfill, int maxC)
{
this->dashManager->onBufferStateChanged(libdash::framework::buffer::VIDEO, bufferfill, maxC);
}
void MultimediaStream::fetchMPD()
{
for(size_t i=0; i < this->observers.size(); i++)
{
this->observers.at(i)->fetchMPD();
}
}
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