90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
/*
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LILBGAVL.hpp - facade for integrating the GAVL media handling library
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Copyright (C) Lumiera.org
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2008, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef LIB_EXTERN_LIBGAVL_H
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#define LIB_EXTERN_LIBGAVL_H
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#include "proc/control/mediaimpllib.hpp"
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namespace lib {
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namespace external {
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using lib::Symbol;
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using lumiera::StreamType;
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typedef StreamType::ImplFacade ImplFacade;
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typedef StreamType::ImplFacade::TypeTag TypeTag;
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class LibGavl;
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/**
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* Concrete media lib implementation facade
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* allowing to work with GAVL data frames and types
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* in an implementation agnostic way.
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* @note GAVL types are automagically registered into the
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* control::STypeManager on reset and thus are always available.
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*/
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class ImplFacadeGAVL
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: public ImplFacade
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{
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protected:
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ImplFacadeGAVL()
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: ImplFacade("GAVL")
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{ }
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friend class LibGavl;
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public:
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virtual bool operator== (ImplFacade const& other) const;
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virtual bool operator== (StreamType const& other) const;
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virtual bool canConvert (ImplFacade const& other) const;
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virtual bool canConvert (StreamType const& other) const;
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virtual StreamType::MediaKind getKind() const;
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virtual DataBuffer* createFrame () const;
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};
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class LibGavl
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: public control::MediaImplLib
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{
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protected:
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public:
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virtual Symbol getLibID() const { return "GAVL"; }
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virtual ImplFacadeGAVL const& getImplFacade (TypeTag&);
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};
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} // namespace external
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} // namespace lib
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#endif
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