1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "config.h"
30
31 #if ENABLE(WEB_AUDIO)
32
33 #include "Panner.h"
34
35 #include "EqualPowerPanner.h"
36 #include "HRTFPanner.h"
37 #include <wtf/OwnPtr.h>
38
39 namespace WebCore {
40
create(PanningModel model,double sampleRate)41 PassOwnPtr<Panner> Panner::create(PanningModel model, double sampleRate)
42 {
43 OwnPtr<Panner> panner;
44
45 switch (model) {
46 case PanningModelEqualPower:
47 panner = adoptPtr(new EqualPowerPanner(sampleRate));
48 break;
49
50 case PanningModelHRTF:
51 panner = adoptPtr(new HRTFPanner(sampleRate));
52 break;
53
54 // FIXME: sound field panning is not yet implemented...
55 case PanningModelSoundField:
56 default:
57 ASSERT_NOT_REACHED();
58 return 0;
59 }
60
61 return panner.release();
62 }
63
64 } // namespace WebCore
65
66 #endif // ENABLE(WEB_AUDIO)
67