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#include "mediaobject.h"
#include "backend.h"
#include <QtCore>
#include <QtCore/QTimer>
#include <QtCore/QVector>
#include <QtCore/QFile>
#include <QtCore/QByteRef>
#include <QtCore/QStringList>
#include <QtCore/QEvent>
#include <QApplication>
QT_BEGIN_NAMESPACE
namespace Phonon
{
namespace Dummy
{
static const char* riffId = "RIFF";
MediaObject::MediaObject(Backend *backend, QObject *parent)
: QObject(parent)
, m_resumeState(false)
, m_oldState(Phonon::LoadingState)
, m_oldPos(0)
, currentPos(0)
{
Q_UNUSED(backend)
m_error = Phonon::NoError;
m_tickInterval = 100; // 100ms
m_totalTime = 26000; // 26s
m_prefinishMark = 0;
m_transitionTime = 100; //100ms
m_hasVideo = false;
m_prefinishMarkReachedNotEmitted = true;
m_aboutToFinishEmitted = false;
m_pendingState = Phonon::LoadingState;
m_state = Phonon::LoadingState;
m_pendingState = Phonon::LoadingState;
m_tickTimer = new QTimer(this);
connect(m_tickTimer, SIGNAL(timeout()), SLOT(emitTick()));
}
MediaObject::~MediaObject()
{
delete m_tickTimer;
}
QString stateString(const Phonon::State &state)
{
switch (state) {
case Phonon::LoadingState:
return QString("LoadingState");
case Phonon::StoppedState:
return QString("StoppedState");
case Phonon::PlayingState:
return QString("PlayingState");
case Phonon::BufferingState:
return QString("BufferingState");
case Phonon::PausedState:
return QString("PausedState");
case Phonon::ErrorState:
return QString("ErrorState");
}
return QString();
}
void MediaObject::saveState()
{
if (m_resumeState)
return;
if (m_pendingState == Phonon::PlayingState || m_pendingState == Phonon::PausedState) {
m_resumeState = true;
m_oldState = m_pendingState;
m_oldPos = currentPos;
}
}
void MediaObject::resumeState()
{
if (m_resumeState)
QMetaObject::invokeMethod(this, "setState", Qt::QueuedConnection, Q_ARG(State, m_oldState));
}
/**
* !reimp
*/
State MediaObject::state() const
{
return m_state;
}
/**
* !reimp
*/
bool MediaObject::hasVideo() const
{
return m_hasVideo;
}
/**
* !reimp
*/
bool MediaObject::isSeekable() const
{
return true;
}
/**
* !reimp
*/
qint64 MediaObject::currentTime() const
{
if (m_resumeState)
return m_oldPos;
switch (state()) {
case Phonon::PausedState:
case Phonon::BufferingState:
case Phonon::PlayingState:
return currentPos;
case Phonon::StoppedState:
case Phonon::LoadingState:
return 0;
case Phonon::ErrorState:
break;
}
return -1;
}
/**
* !reimp
*/
qint32 MediaObject::tickInterval() const
{
return m_tickInterval;
}
/**
* !reimp
*/
void MediaObject::setTickInterval(qint32 newTickInterval)
{
m_tickInterval = newTickInterval;
if (m_tickInterval <= 0) {
m_tickTimer->setInterval(100);
} else
m_tickTimer->setInterval(newTickInterval);
}
/**
* !reimp
*/
void MediaObject::play()
{
if(m_state == Phonon::PlayingState)
return;
if(m_state == Phonon::ErrorState)
return;
if(m_state != Phonon::PausedState)
m_tickTimer->stop();
m_prefinishMarkReachedNotEmitted = true;
m_aboutToFinishEmitted = false;
setState(Phonon::PlayingState);
m_resumeState = false;
m_tickTimer->start();
}
/**
* !reimp
*/
QString MediaObject::errorString() const
{
return m_errorString;
}
/**
* !reimp
*/
Phonon::ErrorType MediaObject::errorType() const
{
return m_error;
}
void MediaObject::setState(State newstate)
{
if (m_state == newstate)
return;
switch (newstate) {
case Phonon::PausedState:
m_pendingState = Phonon::PausedState;
emit stateChanged(newstate, m_state);
m_state = newstate;
break;
case Phonon::StoppedState:
m_pendingState = Phonon::StoppedState;
emit stateChanged(newstate, m_state);
m_state = newstate;
break;
case Phonon::PlayingState:
m_pendingState = Phonon::PlayingState;
emit stateChanged(newstate, m_state);
m_state = newstate;
break;
case Phonon::ErrorState:
emit stateChanged(newstate, m_state);
m_state = newstate;
break;
case Phonon::BufferingState:
case Phonon::LoadingState:
emit stateChanged(newstate, m_state);
m_state = newstate;
break;
}
}
qint64 MediaObject::totalTime() const
{
return m_totalTime;
}
qint32 MediaObject::prefinishMark() const
{
return m_prefinishMark;
}
qint32 MediaObject::transitionTime() const
{
return m_transitionTime;
}
void MediaObject::setTransitionTime(qint32 time)
{
m_transitionTime = time;
}
qint64 MediaObject::remainingTime() const
{
if(currentTime() > totalTime())
return 0;
return totalTime() - currentTime();
}
MediaSource MediaObject::source() const
{
return m_source;
}
void MediaObject::setNextSource(const MediaSource &source)
{
if (source.type() == MediaSource::Invalid &&
source.type() == MediaSource::Empty)
return;
m_nextSource = source;
}
/*
* !reimp
*/
void MediaObject::setSource(const MediaSource &source)
{
QMultiMap<QString, QString> ret;
ret.insert(QLatin1String("ARTIST"), "Nokia Dude");
ret.insert(QLatin1String("ALBUM"), "Sound of silence");
ret.insert(QLatin1String("DATE"), "2009");
m_error = Phonon::NoError;
setState(Phonon::LoadingState);
m_source = source;
currentPos = 0;
if((source.fileName().contains(".avi")) ||
(source.fileName().contains(".mp4"))) {
m_hasVideo = true;
emit hasVideoChanged(m_hasVideo);
}
if(source.fileName().contains(".wav")) {
QFile file(source.fileName());
if (file.open(QIODevice::ReadOnly)) {
int len = file.read((char*)&header, sizeof(CombinedHeader));
if(len == sizeof(CombinedHeader)) {
if(memcmp(&header.riff.descriptor.id, riffId, 4) != 0) {
// Not a valid wav file, to satisfy unit test for mediaobject
m_error = Phonon::FatalError;
//m_state = Phonon::ErrorState;
m_errorString = "Invalid wav file";
setState(Phonon::ErrorState);
file.close();
return;
}
}
file.close();
}
}
emit metaDataChanged(ret);
emit currentSourceChanged(source);
emit totalTimeChanged(m_totalTime);
setState(Phonon::StoppedState);
}
void MediaObject::setPrefinishMark(qint32 newPrefinishMark)
{
m_prefinishMark = newPrefinishMark;
if (currentTime() < totalTime() - m_prefinishMark) // not about to finish
m_prefinishMarkReachedNotEmitted = true;
}
void MediaObject::pause()
{
if (state() != Phonon::PausedState)
setState(Phonon::PausedState);
m_resumeState = false;
m_tickTimer->stop();
}
void MediaObject::stop()
{
if (state() != Phonon::StoppedState) {
if(m_state != Phonon::ErrorState) {
setState(Phonon::StoppedState);
}
m_prefinishMarkReachedNotEmitted = true;
}
m_resumeState = false;
m_tickTimer->stop();
}
void MediaObject::emitTick()
{
if (m_resumeState) {
return;
}
if(m_tickInterval > 0)
currentPos += m_tickInterval;
else
currentPos += 100;
qint64 currentTime = currentPos;
qint64 totalTime = m_totalTime;
if (m_tickInterval > 0 && currentTime != m_previousTickTime) {
emit tick(currentTime);
m_previousTickTime = currentTime;
}
if (m_state == Phonon::PlayingState) {
if (currentTime >= totalTime - m_prefinishMark) {
if (m_prefinishMarkReachedNotEmitted) {
m_prefinishMarkReachedNotEmitted = false;
emit prefinishMarkReached(totalTime - currentTime);
}
}
// Prepare load of next source
if (currentTime >= totalTime - 500) {
if (!m_aboutToFinishEmitted) {
m_aboutToFinishEmitted = true; // track is about to finish
emit aboutToFinish();
}
}
if(currentTime >= totalTime) {
m_tickTimer->stop();
if(m_nextSource.type() != MediaSource::Invalid &&
m_nextSource.type() != MediaSource::Empty) {
setSource(m_nextSource);
m_nextSource = MediaSource();
m_pendingState = Phonon::PlayingState;
} else {
setState(Phonon::PausedState);
currentPos = 0;
emit finished();
}
}
}
}
void MediaObject::seek(qint64 time)
{
// We will assume no buffering in the object so this is not needed.
currentPos = time;
}
} // ns Dummy
} // ns Phonon
QT_END_NAMESPACE
#include "moc_mediaobject.cpp"
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