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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 | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND |
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE | 16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE |
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | 19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH | 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH |
23 * DAMAGE. | 23 * DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "modules/webaudio/OfflineAudioDestinationNode.h" | 26 #include "modules/webaudio/OfflineAudioDestinationNode.h" |
27 | 27 |
28 #include "core/dom/ExecutionContextTask.h" | 28 #include "core/dom/ExecutionContextTask.h" |
| 29 #include "core/dom/TaskRunnerHelper.h" |
29 #include "modules/webaudio/AudioNodeInput.h" | 30 #include "modules/webaudio/AudioNodeInput.h" |
30 #include "modules/webaudio/AudioNodeOutput.h" | 31 #include "modules/webaudio/AudioNodeOutput.h" |
31 #include "modules/webaudio/BaseAudioContext.h" | 32 #include "modules/webaudio/BaseAudioContext.h" |
32 #include "modules/webaudio/OfflineAudioContext.h" | 33 #include "modules/webaudio/OfflineAudioContext.h" |
33 #include "platform/audio/AudioBus.h" | 34 #include "platform/audio/AudioBus.h" |
34 #include "platform/audio/AudioUtilities.h" | 35 #include "platform/audio/AudioUtilities.h" |
35 #include "platform/audio/DenormalDisabler.h" | 36 #include "platform/audio/DenormalDisabler.h" |
36 #include "platform/audio/HRTFDatabaseLoader.h" | 37 #include "platform/audio/HRTFDatabaseLoader.h" |
37 #include "public/platform/Platform.h" | 38 #include "public/platform/Platform.h" |
38 #include "wtf/PtrUtil.h" | 39 #include "wtf/PtrUtil.h" |
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209 if (!m_framesToProcess) | 210 if (!m_framesToProcess) |
210 finishOfflineRendering(); | 211 finishOfflineRendering(); |
211 } | 212 } |
212 | 213 |
213 void OfflineAudioDestinationHandler::suspendOfflineRendering() { | 214 void OfflineAudioDestinationHandler::suspendOfflineRendering() { |
214 DCHECK(!isMainThread()); | 215 DCHECK(!isMainThread()); |
215 | 216 |
216 // The actual rendering has been suspended. Notify the context. | 217 // The actual rendering has been suspended. Notify the context. |
217 if (context()->getExecutionContext()) { | 218 if (context()->getExecutionContext()) { |
218 context()->getExecutionContext()->postTask( | 219 context()->getExecutionContext()->postTask( |
219 BLINK_FROM_HERE, | 220 TaskType::MediaElementEvent, BLINK_FROM_HERE, |
220 createCrossThreadTask(&OfflineAudioDestinationHandler::notifySuspend, | 221 createCrossThreadTask(&OfflineAudioDestinationHandler::notifySuspend, |
221 PassRefPtr<OfflineAudioDestinationHandler>(this), | 222 PassRefPtr<OfflineAudioDestinationHandler>(this), |
222 context()->currentSampleFrame())); | 223 context()->currentSampleFrame())); |
223 } | 224 } |
224 } | 225 } |
225 | 226 |
226 void OfflineAudioDestinationHandler::finishOfflineRendering() { | 227 void OfflineAudioDestinationHandler::finishOfflineRendering() { |
227 DCHECK(!isMainThread()); | 228 DCHECK(!isMainThread()); |
228 | 229 |
229 // The actual rendering has been completed. Notify the context. | 230 // The actual rendering has been completed. Notify the context. |
230 if (context()->getExecutionContext()) { | 231 if (context()->getExecutionContext()) { |
231 context()->getExecutionContext()->postTask( | 232 context()->getExecutionContext()->postTask( |
232 BLINK_FROM_HERE, createCrossThreadTask( | 233 TaskType::MediaElementEvent, BLINK_FROM_HERE, |
233 &OfflineAudioDestinationHandler::notifyComplete, | 234 createCrossThreadTask(&OfflineAudioDestinationHandler::notifyComplete, |
234 PassRefPtr<OfflineAudioDestinationHandler>(this))); | 235 wrapPassRefPtr(this))); |
235 } | 236 } |
236 } | 237 } |
237 | 238 |
238 void OfflineAudioDestinationHandler::notifySuspend(size_t frame) { | 239 void OfflineAudioDestinationHandler::notifySuspend(size_t frame) { |
239 DCHECK(isMainThread()); | 240 DCHECK(isMainThread()); |
240 | 241 |
241 if (context()) | 242 if (context()) |
242 context()->resolveSuspendOnMainThread(frame); | 243 context()->resolveSuspendOnMainThread(frame); |
243 } | 244 } |
244 | 245 |
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330 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); | 331 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); |
331 } | 332 } |
332 | 333 |
333 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create( | 334 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create( |
334 BaseAudioContext* context, | 335 BaseAudioContext* context, |
335 AudioBuffer* renderTarget) { | 336 AudioBuffer* renderTarget) { |
336 return new OfflineAudioDestinationNode(*context, renderTarget); | 337 return new OfflineAudioDestinationNode(*context, renderTarget); |
337 } | 338 } |
338 | 339 |
339 } // namespace blink | 340 } // namespace blink |
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