void OverlayCategory::update()
{
if ( getOverlay().isVisible() )
{
OverlayRendererSPtr renderer = getOverlay().getEngine()->getOverlayCache().getRenderer();
if ( renderer )
{
if ( isPositionChanged() || renderer->isSizeChanged() )
{
doUpdatePosition();
}
if ( isSizeChanged() || renderer->isSizeChanged() )
{
doUpdateSize();
}
if ( isChanged() || isSizeChanged() || renderer->isSizeChanged() )
{
doUpdate();
doUpdateBuffer( renderer->getSize() );
}
m_positionChanged = false;
m_sizeChanged = false;
}
}
}
int GstPlayer::play()
{
QLOG_TRACE() << this << "GstPlayer::play";
//if(!isLoaded){
GstState state, pending;
gst_element_get_state(pipeline,&state,&pending,0);
if(GST_STATE_PAUSED != state){
QLOG_TRACE() << "Player not ready - can't play. Queueing request.";
playingRequested = true;
return 0;
}
playingRequested = false;
if(mustSeek)
this->seekStart();
GstStateChangeReturn ret = gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_PLAYING);
if(GST_STATE_CHANGE_SUCCESS == ret || GST_STATE_CHANGE_NO_PREROLL == ret ){
QLOG_TRACE() << "Set to play successful.";
}else if(GST_STATE_CHANGE_ASYNC == ret){ // this is what usually happens when file exists and is being loaded.
QLOG_TRACE() << "Setting to play asynchronously. Probably all right.";
}else if(GST_STATE_CHANGE_FAILURE == ret){
QLOG_TRACE() << "Failed to change state to PLAY.";
}
// start querying position:
positionQueryTimer->setInterval(500);
positionQueryTimer->setSingleShot(false);
connect(positionQueryTimer,SIGNAL(timeout()),this,SLOT(doUpdatePosition()));
positionQueryTimer->start();
return 0;
}
