/*
 *      Copyright (C) 2010-2012 Hendrik Leppkes
 *      http://www.1f0.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.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#pragma once

struct BufferDetails;

typedef int ChannelMap[8];

typedef struct ExtendedChannelMap_s {
  int idx;
  int factor;
} ExtendedChannelMap[8];

inline void ExtChMapSet(ExtendedChannelMap *map, int ch, int idx, int factor)
{
  (*map)[ch].idx = idx;
  (*map)[ch].factor = factor;
}

inline void ExtChMapClear(ExtendedChannelMap *map)
{
  for(unsigned i = 0; i < 8; ++i) {
    (*map)[i].idx = -1;
    (*map)[i].factor = 0;
  }
}

HRESULT ChannelMapping(BufferDetails *pcm, unsigned uOutChannels, const ChannelMap map);
HRESULT ExtendedChannelMapping(BufferDetails *pcm, unsigned uOutChannels, const ExtendedChannelMap extMap);