FGFS-4.1/OpenSceneGraph
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Added support for <image "start=10"> property that tells a video to start specificied number of sections into a video.

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This commit is contained in:
Robert Osfield
2013-01-10 14:37:52 +00:00
parent c367e0771a
commit e569671d13
4 changed files with 45 additions and 6 deletions
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18
src/osgPresentation/SlideEventHandler.cpp
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@@ -176,18 +176,19 @@ struct ImageStreamOperator : public ObjectOperator
virtual void enter(SlideEventHandler* seh)
{
OSG_INFO<<"enter() : _imageStream->rewind() + play"<<std::endl;
OSG_NOTICE<<"enter() : _imageStream->rewind() + play"<<std::endl;
reset(seh);
}
virtual void maintain(SlideEventHandler*)
{
OSG_NOTICE<<"ImageStreamOperator::maintain()"<<std::endl;
}
virtual void leave(SlideEventHandler*)
{
OSG_INFO<<"leave() : _imageStream->pause()"<<std::endl;
OSG_NOTICE<<"leave() : _imageStream->pause()"<<std::endl;
_imageStream->pause();
}
@@ -202,10 +203,19 @@ struct ImageStreamOperator : public ObjectOperator
virtual void reset(SlideEventHandler*)
{
OSG_NOTICE<<"ImageStreamOperator::reset()"<<std::endl;
osg::ImageStream::StreamStatus previousStatus = _imageStream->getStatus();
_imageStream->rewind();
double startTime;
if (_imageStream->getUserValue("start",startTime))
{
_imageStream->seek(startTime);
}
else
{
_imageStream->rewind();
}
//_imageStream->setVolume(previousVolume);