1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2007-2008 the VideoLAN team
7 * Authors: Antoine Cellerier <dionoea at videolan tod org>
8 * Pierre d'Herbemont <pdherbemont # videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
36 #include <vlc_common.h>
37 #include <vlc_plugin.h>
39 #include <vlc_charset.h>
42 #include <lua.h> /* Low level lua C API */
43 #include <lauxlib.h> /* Higher level C API */
44 #include <lualib.h> /* Lua libs */
49 /*****************************************************************************
51 *****************************************************************************/
52 static int vlclua_volume_set( lua_State *L )
54 vlc_object_t *p_this = vlclua_get_this( L );
55 int i_volume = luaL_checkint( L, 1 );
56 /* Do we need to check that i_volume is in the AOUT_VOLUME_MIN->MAX range?*/
57 return vlclua_push_ret( L, aout_VolumeSet( p_this, i_volume ) );
60 static int vlclua_volume_get( lua_State *L )
62 vlc_object_t *p_this = vlclua_get_this( L );
63 audio_volume_t i_volume;
64 if( aout_VolumeGet( p_this, &i_volume ) == VLC_SUCCESS )
65 lua_pushnumber( L, i_volume );
71 static int vlclua_volume_up( lua_State *L )
73 audio_volume_t i_volume;
74 aout_VolumeUp( vlclua_get_this( L ),
75 luaL_optint( L, 1, 1 ),
77 lua_pushnumber( L, i_volume );
81 static int vlclua_volume_down( lua_State *L )
83 audio_volume_t i_volume;
84 aout_VolumeDown( vlclua_get_this( L ),
85 luaL_optint( L, 1, 1 ),
87 lua_pushnumber( L, i_volume );
91 /*****************************************************************************
93 *****************************************************************************/
94 static const luaL_Reg vlclua_volume_reg[] = {
95 { "get", vlclua_volume_get },
96 { "set", vlclua_volume_set },
97 { "up", vlclua_volume_up },
98 { "down", vlclua_volume_down },
102 void luaopen_volume( lua_State *L )
105 luaL_register( L, NULL, vlclua_volume_reg );
106 lua_setfield( L, -2, "volume" );