1 /*****************************************************************************
2 * downmixsse.c : accelerated SSE AC3 downmix module
3 *****************************************************************************
4 * Copyright (C) 1999-2001 VideoLAN
5 * $Id: downmixsse.c,v 1.10 2002/06/01 12:31:58 sam Exp $
7 * Authors: Renaud Dartus <reno@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include "ac3_downmix.h"
33 #include "ac3_downmix_common.h"
35 /*****************************************************************************
36 * Local and extern prototypes.
37 *****************************************************************************/
38 static void downmix_getfunctions( function_list_t * p_function_list );
40 /*****************************************************************************
41 * Build configuration tree.
42 *****************************************************************************/
47 SET_DESCRIPTION( _("SSE AC3 downmix module") )
48 ADD_CAPABILITY( DOWNMIX, 200 )
49 ADD_REQUIREMENT( SSE )
54 downmix_getfunctions( &p_module->p_functions->downmix );
57 MODULE_DEACTIVATE_START
58 MODULE_DEACTIVATE_STOP
60 /* Following functions are local */
62 /*****************************************************************************
63 * Functions exported as capabilities. They are declared as static so that
64 * we don't pollute the namespace too much.
65 *****************************************************************************/
66 static void downmix_getfunctions( function_list_t * p_function_list )
68 #define F p_function_list->functions.downmix
69 F.pf_downmix_3f_2r_to_2ch = _M( downmix_3f_2r_to_2ch );
70 F.pf_downmix_3f_1r_to_2ch = _M( downmix_3f_1r_to_2ch );
71 F.pf_downmix_2f_2r_to_2ch = _M( downmix_2f_2r_to_2ch );
72 F.pf_downmix_2f_1r_to_2ch = _M( downmix_2f_1r_to_2ch );
73 F.pf_downmix_3f_0r_to_2ch = _M( downmix_3f_0r_to_2ch );
74 F.pf_stream_sample_2ch_to_s16 = _M( stream_sample_2ch_to_s16 );
75 F.pf_stream_sample_1ch_to_s16 = _M( stream_sample_1ch_to_s16 );