void ossimImageSourceSequencer::initialize()
{
theInputConnection = PTR_CAST(ossimImageSource, getInput(0));
if(theInputConnection)
{
if(theTileSize.hasNans())
{
theTileSize.x = theInputConnection->getTileWidth();
theTileSize.y = theInputConnection->getTileHeight();
}
ossimDrect rect = theInputConnection->getBoundingRect();
if(rect.hasNans())
{
theAreaOfInterest.makeNan();
}
else
{
rect.stretchOut();
setAreaOfInterest(rect);
}
updateTileDimensions();
theBlankTile = ossimImageDataFactory::instance()->create(this,
this);
if(theBlankTile.valid())
{
theBlankTile->initialize();
}
}
}
bool rspfImageWriter::setViewingRect(const rspfIrect &aRect)
{
setAreaOfInterest(aRect);
return true;
}