1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #import <Foundation/Foundation.h>
27 #import <AVFoundation/AVFoundation.h>
28
29 #import "AVFSoundLevelUnit.h"
30 #import "AVFAudioSpectrumUnit.h"
31 #import "AVFAudioEqualizer.h"
32
33 @class AVFMediaPlayer;
34
35 @interface AVFAudioProcessor : NSObject
36
37 @property (nonatomic,readonly) AVFSoundLevelUnit *soundLevelUnit;
38
39 // These will be set by the media player since the objects must be persistent
40 @property (nonatomic,assign) AVFAudioSpectrumUnit *audioSpectrum;
41 @property (nonatomic,assign) AVFAudioEqualizer *audioEqualizer;
42
43 // Player we'll send events to
44 @property (weak,readonly,nonatomic) AVFMediaPlayer *player; // weak to avoid retain loop
45 @property (readonly,nonatomic) AVAudioMix *mixer;
46 @property (nonatomic,assign) void *tapStorage;
47
48 // Settings from player
49 @property (nonatomic,assign) float volume;
50 @property (nonatomic,assign) float balance;
51 @property (nonatomic,assign) int64_t audioDelay;
52
53 // Asset track and mixer will be pulled from player
54 - (id) initWithPlayer:(AVFMediaPlayer*)player assetTrack:(AVAssetTrack*)assetTrack;
55
56 @end
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1 /*
2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #import <Foundation/Foundation.h>
27 #import <AVFoundation/AVFoundation.h>
28
29 #import "AVFSoundLevelUnit.h"
30 #import "AVFAudioSpectrumUnit.h"
31 #import "AVFAudioEqualizer.h"
32
33 @class AVFMediaPlayer;
34
35 @interface AVFAudioProcessor : NSObject {
36 AVAudioMix *_mixer;
37 }
38
39 @property (nonatomic,readonly) AVFSoundLevelUnitPtr soundLevelUnit;
40 @property (nonatomic,readonly) AVFAudioSpectrumUnitPtr audioSpectrum;
41 @property (nonatomic,readonly) AVFAudioEqualizerPtr audioEqualizer;
42
43 @property (nonatomic,retain) AVAssetTrack *audioTrack;
44
45 @property (nonatomic,readonly) AVAudioMix *mixer;
46
47 // Settings from player
48 @property (nonatomic,assign) float volume;
49 @property (nonatomic,assign) float balance;
50 @property (nonatomic,assign) int64_t audioDelay;
51
52 @end
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