Ref<MediaSource> MediaSource::create(ScriptExecutionContext& context)
{
Ref<MediaSource> mediaSource(adoptRef(*new MediaSource(context)));
mediaSource->suspendIfNeeded();
return mediaSource;
}
MediaSource* MediaSource::create(ExecutionContext* context)
{
MediaSource* mediaSource(adoptRefCountedGarbageCollected(new MediaSource(context)));
mediaSource->suspendIfNeeded();
return mediaSource;
}
PassRefPtr<MediaSource> MediaSource::create(ScriptExecutionContext* context)
{
RefPtr<MediaSource> mediaSource(adoptRef(new MediaSource(context)));
mediaSource->suspendIfNeeded();
return mediaSource.release();
}
void MediaObjectPrivate::_k_stateChanged(Phonon::State newstate, Phonon::State oldstate)
{
Q_Q(MediaObject);
if (mediaSource.type() != MediaSource::Url) {
// special handling only necessary for URLs because of the fallback
emit q->stateChanged(newstate, oldstate);
return;
}
if (errorOverride) {
errorOverride = false;
if (newstate == ErrorState) {
return;
}
oldstate = ErrorState;
}
// backend MediaObject reached ErrorState, try a KioMediaSource
if (newstate == Phonon::ErrorState && !kiofallback) {
kiofallback = Platform::createMediaStream(mediaSource.url(), q);
if (!kiofallback) {
pDebug() << "backend MediaObject reached ErrorState, no KIO fallback available";
emit q->stateChanged(newstate, oldstate);
return;
}
pDebug() << "backend MediaObject reached ErrorState, trying Platform::createMediaStream now";
ignoreLoadingToBufferingStateChange = false;
ignoreErrorToLoadingStateChange = false;
switch (oldstate) {
case Phonon::BufferingState:
// play() has already been called, we need to make sure it is called
// on the backend with the KioMediaStream MediaSource now, too
ignoreLoadingToBufferingStateChange = true;
break;
case Phonon::LoadingState:
ignoreErrorToLoadingStateChange = true;
// no extras
break;
default:
pError() << "backend MediaObject reached ErrorState after " << oldstate
<< ". It seems a KioMediaStream will not help here, trying anyway.";
emit q->stateChanged(Phonon::LoadingState, oldstate);
break;
}
kiofallback->d_func()->setMediaObjectPrivate(this);
MediaSource mediaSource(kiofallback);
mediaSource.setAutoDelete(true);
pINTERFACE_CALL(setSource(mediaSource));
if (oldstate == Phonon::BufferingState) {
q->play();
}
return;
} else if (ignoreLoadingToBufferingStateChange &&
kiofallback &&
oldstate == Phonon::LoadingState) {
if (newstate != Phonon::BufferingState) {
emit q->stateChanged(newstate, Phonon::BufferingState);
}
return;
} else if (ignoreErrorToLoadingStateChange && kiofallback && oldstate == ErrorState) {
if (newstate != LoadingState) {
emit q->stateChanged(newstate, Phonon::LoadingState);
}
return;
}
emit q->stateChanged(newstate, oldstate);
}
