1 /*****************************************************************************
2 * VLCAudio.m: VLCKit.framework VLCAudio implementation
3 *****************************************************************************
4 * Copyright (C) 2007 Faustino E. Osuna
5 * Copyright (C) 2007 the VideoLAN team
8 * Authors: Faustino E. Osuna <enrique.osuna # gmail.com>
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 *****************************************************************************/
26 #import "VLCLibVLCBridging.h"
29 #define VOLUME_MAX 200
32 /* Notification Messages */
33 NSString * VLCMediaPlayerVolumeChanged = @"VLCMediaPlayerVolumeChanged";
35 /* libvlc event callback */
38 @implementation VLCAudio
45 - (id)initWithLibrary:(VLCLibrary *)aLibrary
47 if (![library audio] && (self = [super init]))
50 [library setAudio:self];
55 - (void)setMute:(BOOL)value
57 libvlc_audio_set_mute([library instance], value);
62 return libvlc_audio_get_mute([library instance]);
65 - (void)setVolume:(NSUInteger)value
67 if (value < VOLUME_MIN)
69 else if (value > VOLUME_MAX)
71 libvlc_audio_set_volume([library instance], value, NULL);
76 NSUInteger tempVolume = [self volume] + VOLUME_STEP;
77 if (tempVolume > VOLUME_MAX)
78 tempVolume = VOLUME_MAX;
79 else if (tempVolume < VOLUME_MIN)
80 tempVolume = VOLUME_MIN;
81 [self setVolume: tempVolume];
86 NSUInteger tempVolume = [self volume] - VOLUME_STEP;
87 if (tempVolume > VOLUME_MAX)
88 tempVolume = VOLUME_MAX;
89 else if (tempVolume < VOLUME_MIN)
90 tempVolume = VOLUME_MIN;
91 [self setVolume: tempVolume];
96 return libvlc_audio_get_volume([library instance]);