1 /*****************************************************************************
2 * imdct.c : IMDCT module
3 *****************************************************************************
4 * Copyright (C) 1999, 2000 VideoLAN
5 * $Id: imdct.c,v 1.6 2001/12/09 17:01:36 sam Exp $
7 * Authors: Gaƫl Hendryckx <jimmy@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 #define MODULE_NAME imdct
25 #include "modules_inner.h"
27 /*****************************************************************************
29 *****************************************************************************/
41 #include "ac3_imdct.h"
42 #include "ac3_imdct_common.h"
45 #include "modules_export.h"
47 /*****************************************************************************
48 * Local and extern prototypes.
49 *****************************************************************************/
50 static void imdct_getfunctions( function_list_t * p_function_list );
51 static int imdct_Probe ( probedata_t *p_data );
53 /*****************************************************************************
54 * Build configuration tree.
55 *****************************************************************************/
57 ADD_WINDOW( "Configuration for IMDCT module" )
58 ADD_COMMENT( "Ha, ha -- nothing to configure yet" )
62 p_module->i_capabilities = MODULE_CAPABILITY_NULL
63 | MODULE_CAPABILITY_IMDCT;
64 p_module->psz_longname = "AC3 IMDCT module";
68 imdct_getfunctions( &p_module->p_functions->imdct );
71 MODULE_DEACTIVATE_START
72 MODULE_DEACTIVATE_STOP
74 /* Following functions are local */
76 /*****************************************************************************
77 * Functions exported as capabilities. They are declared as static so that
78 * we don't pollute the namespace too much.
79 *****************************************************************************/
80 static void imdct_getfunctions( function_list_t * p_function_list )
82 p_function_list->pf_probe = imdct_Probe;
83 #define F p_function_list->functions.imdct
84 F.pf_imdct_init = _M( imdct_init );
85 F.pf_imdct_256 = _M( imdct_do_256 );
86 F.pf_imdct_256_nol = _M( imdct_do_256_nol );
87 F.pf_imdct_512 = _M( imdct_do_512 );
88 F.pf_imdct_512_nol = _M( imdct_do_512_nol );
92 /*****************************************************************************
93 * imdct_Probe: returns a preference score
94 *****************************************************************************/
95 static int imdct_Probe( probedata_t *p_data )
97 if( TestMethod( IMDCT_METHOD_VAR, "imdct" )
98 || TestMethod( IMDCT_METHOD_VAR, "c" ) )
103 /* This plugin always works */