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/*****************************************************************************
* ac3_downmix.h : AC3 downmix types
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
* $Id: ac3_downmix.h,v 1.3 2001/05/15 16:19:42 sam Exp $
*
* Authors: Michel Kaempf <maxx@via.ecp.fr>
* Renaud Dartus <reno@videolan.org>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
typedef struct dm_par_s {
float unit;
float clev;
float slev;
} dm_par_t;
typedef struct downmix_s {
/* Module used and shortcuts */
struct module_s * p_module;
void (*pf_downmix_3f_2r_to_2ch)(float *, dm_par_t * dm_par);
void (*pf_downmix_3f_1r_to_2ch)(float *, dm_par_t * dm_par);
void (*pf_downmix_2f_2r_to_2ch)(float *, dm_par_t * dm_par);
void (*pf_downmix_2f_1r_to_2ch)(float *, dm_par_t * dm_par);
void (*pf_downmix_3f_0r_to_2ch)(float *, dm_par_t * dm_par);
void (*pf_stream_sample_2ch_to_s16)(s16 *, float *left, float *right);
void (*pf_stream_sample_1ch_to_s16)(s16 *, float *center);
} downmix_t;
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