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Copyright (C) 2009 Paul Davis
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Author: David Robillard
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(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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#ifndef __ardour_chan_mapping_h__
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#define __ardour_chan_mapping_h__
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#include "ardour/data_type.h"
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#include "ardour/chan_count.h"
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/** A mapping from one set of channels to another
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* (e.g. how to 'connect' two BufferSets).
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ChanMapping(ARDOUR::ChanCount identity);
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uint32_t get(DataType t, uint32_t from, bool* valid);
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void set(DataType t, uint32_t from, uint32_t to);
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void offset_from(DataType t, int32_t delta);
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void offset_to(DataType t, int32_t delta);
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typedef std::map<uint32_t, uint32_t> TypeMapping;
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typedef std::map<DataType, TypeMapping> Mappings;
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Mappings mappings() { return _mappings; }
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const Mappings mappings() const { return _mappings; }
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std::ostream& operator<<(std::ostream& o, const ARDOUR::ChanMapping& m);
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#endif // __ardour_chan_mapping_h__