/**
* get the plugin by id. vermaj and vermin can be specified. if they are not it will
* pick the highest found version.
*/
OfxhPlugin* OfxhPluginCache::getPluginById( const std::string& id, int vermaj, int vermin )
{
if( vermaj == -1 && vermin == -1 )
return _pluginsByID[id];
// return the highest version one, which fits the pattern provided
OfxhPlugin* sofar = 0;
for( std::list<OfxhPlugin*>::iterator i = _plugins.begin(); i != _plugins.end(); ++i )
{
OfxhPlugin* p = *i;
if( p->getIdentifier() != id )
{
continue;
}
if( vermaj != -1 && p->getVersionMajor() != vermaj )
{
continue;
}
if( vermin != -1 && p->getVersionMinor() != vermin )
{
continue;
}
if( !sofar || p->trumps( *sofar ) )
{
sofar = p;
}
}
return sofar;
}
OfxhImageEffectNodeDescriptor::OfxhImageEffectNodeDescriptor( const OfxhImageEffectNodeDescriptor& other, OfxhPlugin& plug )
: OfxhImageEffectNodeBase( other._properties )
, _plugin( &plug )
{
_properties.setStringProperty( kOfxPluginPropFilePath, plug.getBinary().getBundlePath() );
tuttle::host::Core::instance().getHost().initDescriptor( *this );
}
bool trumps(OfxhPlugin& other)
{
int myMajor = getVersionMajor();
int theirMajor = other.getVersionMajor();
int myMinor = getVersionMinor();
int theirMinor = other.getVersionMinor();
if(myMajor > theirMajor)
{
return true;
}
if(myMajor == theirMajor && myMinor > theirMinor)
{
return true;
}
return false;
}
OfxhPluginLoadGuard::OfxhPluginLoadGuard( OfxhPlugin& plugin, OfxhHost& host )
: _plugin( &plugin )
, _pluginBinary( &plugin.getBinary() )
, _rawOfxPlugin( 0 )
{
_pluginBinary->_binary.ref();
OfxGetPluginType getPlugin_func = (OfxGetPluginType)_pluginBinary->_binary.findSymbol( "OfxGetPlugin" );
_rawOfxPlugin = getPlugin_func( _plugin->getIndex() );
if( !_rawOfxPlugin )
{
// We throw inside the constructor, so the destructor will not be called.
_pluginBinary->_binary.unref();
BOOST_THROW_EXCEPTION( exception::Data()
<< exception::user( "Loading plugin failed." )
<< exception::dev() + "OfxGetPlugin call failed at index " + _plugin->getIndex() + "."
<< exception::filename( _pluginBinary->getBundlePath() ) );
}
_rawOfxPlugin->setHost( host.getHandle() );
}
OfxhMajorPlugin( OfxhPlugin& iep ) : _id( iep.getIdentifier() )
, _major( iep.getVersionMajor() )
{}
