LUMIERA.clone/src/proc/mobject/session/mobjectfactory.cpp

85 lines
2.9 KiB
C++

/*
MObjectFactory - creating concrete MObject subclass instances
Copyright (C) CinelerraCV
2007, Hermann Vosseler <Ichthyostega@web.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* *****************************************************/
#include "proc/mobject/session/mobjectfactory.hpp"
#include "proc/mobject/session/clip.hpp"
#include "proc/mobject/session/track.hpp"
#include "proc/mobject/session/effect.hpp"
#include "proc/asset/clip.hpp"
#include "proc/asset/track.hpp"
#include "proc/asset/effect.hpp"
namespace mobject
{
namespace session
{
/** creating a Clip-MObject to be placed within
* the EDL, based on a clip asset, which typically
* is obtained by calling the createClip()-function
* on some asset::Media. The newly created Clip-MO is
* internally linked with this media Asset and wrapped
* into a Placement, which takes ownership. So, when the
* render engine gets across this Clip-MO, it is able to
* obtain the media information contained in the corresponding
* media asset. Note this will create a single track clip.
* @param mediaDef the actual asset::Media to be used
* created Clip could be a compound (multichannel) clip
* comprised of several SimpleClip subobjects.
*/
Placement<Clip>
MObjectFactory::operator() (const asset::Clip& clipRef, const asset::Media& mediaDef)
{
return Placement<Clip> (*new Clip (clipRef,mediaDef), &deleterFunc);
}
/** variant of the Clip-MO factory function, creating
* a multichannel (compound) clip.
* @todo work out the details of multichannel handling
*/
Placement<Clip>
MObjectFactory::operator() (const asset::Clip& clipRef, vector<const Media*> mediaTracks)
{
UNIMPLEMENTED ("build multichannel compound clip-MO");
}
/** */
Placement<Track>
MObjectFactory::operator() (PTrackAsset& trackDef)
{
TODO ("what needs to be registered when creating an Track-MO?");
return Placement<Track> (*new Track (trackDef), &deleterFunc);
}
/** */
Placement<Effect>
MObjectFactory::operator() (const asset::Effect& processorDef)
{
UNIMPLEMENTED ("fabricate effect-MO");
}
} // namespace mobject::session
} // namespace mobject