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 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
15 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
16 | * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
17 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
18 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
19 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
20 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
22 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
23 | */ |
24 | |
25 | #include "config.h" |
26 | |
27 | #if ENABLE(WEB_AUDIO) |
28 | |
29 | #include "DelayProcessor.h" |
30 | |
31 | #include "DelayDSPKernel.h" |
32 | |
33 | namespace WebCore { |
34 | |
35 | DelayProcessor::DelayProcessor(AudioContext& context, float sampleRate, unsigned numberOfChannels, double maxDelayTime) |
36 | : AudioDSPKernelProcessor(sampleRate, numberOfChannels) |
37 | , m_maxDelayTime(maxDelayTime) |
38 | { |
39 | m_delayTime = AudioParam::create(context, "delayTime" , 0.0, 0.0, maxDelayTime); |
40 | } |
41 | |
42 | DelayProcessor::~DelayProcessor() |
43 | { |
44 | if (isInitialized()) |
45 | uninitialize(); |
46 | } |
47 | |
48 | std::unique_ptr<AudioDSPKernel> DelayProcessor::createKernel() |
49 | { |
50 | return std::make_unique<DelayDSPKernel>(this); |
51 | } |
52 | |
53 | } // namespace WebCore |
54 | |
55 | #endif // ENABLE(WEB_AUDIO) |
56 | |