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1 /* | 1 /* |
2 * Copyright (C) 2011, Google Inc. All rights reserved. | 2 * Copyright (C) 2011, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND AN
Y |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 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 AN
Y | 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 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 O
N | 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 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 | 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. | 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
23 */ | 23 */ |
24 | 24 |
| 25 #include "modules/webaudio/OfflineAudioDestinationNode.h" |
25 #include "core/dom/CrossThreadTask.h" | 26 #include "core/dom/CrossThreadTask.h" |
26 #include "modules/webaudio/AbstractAudioContext.h" | 27 #include "modules/webaudio/AbstractAudioContext.h" |
27 #include "modules/webaudio/AudioNodeInput.h" | 28 #include "modules/webaudio/AudioNodeInput.h" |
28 #include "modules/webaudio/AudioNodeOutput.h" | 29 #include "modules/webaudio/AudioNodeOutput.h" |
29 #include "modules/webaudio/OfflineAudioContext.h" | 30 #include "modules/webaudio/OfflineAudioContext.h" |
30 #include "modules/webaudio/OfflineAudioDestinationNode.h" | |
31 #include "platform/audio/AudioBus.h" | 31 #include "platform/audio/AudioBus.h" |
32 #include "platform/audio/DenormalDisabler.h" | 32 #include "platform/audio/DenormalDisabler.h" |
33 #include "platform/audio/HRTFDatabaseLoader.h" | 33 #include "platform/audio/HRTFDatabaseLoader.h" |
34 #include "public/platform/Platform.h" | 34 #include "public/platform/Platform.h" |
35 #include "wtf/PtrUtil.h" | |
36 #include <algorithm> | 35 #include <algorithm> |
37 | 36 |
38 namespace blink { | 37 namespace blink { |
39 | 38 |
40 const size_t OfflineAudioDestinationHandler::renderQuantumSize = 128; | 39 const size_t OfflineAudioDestinationHandler::renderQuantumSize = 128; |
41 | 40 |
42 OfflineAudioDestinationHandler::OfflineAudioDestinationHandler(AudioNode& node,
AudioBuffer* renderTarget) | 41 OfflineAudioDestinationHandler::OfflineAudioDestinationHandler(AudioNode& node,
AudioBuffer* renderTarget) |
43 : AudioDestinationHandler(node, renderTarget->sampleRate()) | 42 : AudioDestinationHandler(node, renderTarget->sampleRate()) |
44 , m_renderTarget(renderTarget) | 43 , m_renderTarget(renderTarget) |
45 , m_renderThread(wrapUnique(Platform::current()->createThread("offline audio
renderer"))) | 44 , m_renderThread(adoptPtr(Platform::current()->createThread("offline audio r
enderer"))) |
46 , m_framesProcessed(0) | 45 , m_framesProcessed(0) |
47 , m_framesToProcess(0) | 46 , m_framesToProcess(0) |
48 , m_isRenderingStarted(false) | 47 , m_isRenderingStarted(false) |
49 , m_shouldSuspend(false) | 48 , m_shouldSuspend(false) |
50 { | 49 { |
51 m_renderBus = AudioBus::create(renderTarget->numberOfChannels(), renderQuant
umSize); | 50 m_renderBus = AudioBus::create(renderTarget->numberOfChannels(), renderQuant
umSize); |
52 m_framesToProcess = m_renderTarget->length(); | 51 m_framesToProcess = m_renderTarget->length(); |
53 | 52 |
54 // Node-specific defaults. | 53 // Node-specific defaults. |
55 m_channelCount = m_renderTarget->numberOfChannels(); | 54 m_channelCount = m_renderTarget->numberOfChannels(); |
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319 { | 318 { |
320 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); | 319 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); |
321 } | 320 } |
322 | 321 |
323 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create(AbstractAudioCo
ntext* context, AudioBuffer* renderTarget) | 322 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create(AbstractAudioCo
ntext* context, AudioBuffer* renderTarget) |
324 { | 323 { |
325 return new OfflineAudioDestinationNode(*context, renderTarget); | 324 return new OfflineAudioDestinationNode(*context, renderTarget); |
326 } | 325 } |
327 | 326 |
328 } // namespace blink | 327 } // namespace blink |
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