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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 <algorithm> |
29 #include "core/dom/TaskRunnerHelper.h" | 29 #include "core/dom/TaskRunnerHelper.h" |
30 #include "modules/webaudio/AudioNodeInput.h" | 30 #include "modules/webaudio/AudioNodeInput.h" |
31 #include "modules/webaudio/AudioNodeOutput.h" | 31 #include "modules/webaudio/AudioNodeOutput.h" |
32 #include "modules/webaudio/BaseAudioContext.h" | 32 #include "modules/webaudio/BaseAudioContext.h" |
33 #include "modules/webaudio/OfflineAudioContext.h" | 33 #include "modules/webaudio/OfflineAudioContext.h" |
| 34 #include "platform/CrossThreadFunctional.h" |
34 #include "platform/audio/AudioBus.h" | 35 #include "platform/audio/AudioBus.h" |
35 #include "platform/audio/AudioUtilities.h" | 36 #include "platform/audio/AudioUtilities.h" |
36 #include "platform/audio/DenormalDisabler.h" | 37 #include "platform/audio/DenormalDisabler.h" |
37 #include "platform/audio/HRTFDatabaseLoader.h" | 38 #include "platform/audio/HRTFDatabaseLoader.h" |
38 #include "public/platform/Platform.h" | 39 #include "public/platform/Platform.h" |
39 #include "wtf/PtrUtil.h" | 40 #include "wtf/PtrUtil.h" |
40 #include <algorithm> | |
41 | 41 |
42 namespace blink { | 42 namespace blink { |
43 | 43 |
44 OfflineAudioDestinationHandler::OfflineAudioDestinationHandler( | 44 OfflineAudioDestinationHandler::OfflineAudioDestinationHandler( |
45 AudioNode& node, | 45 AudioNode& node, |
46 AudioBuffer* renderTarget) | 46 AudioBuffer* renderTarget) |
47 : AudioDestinationHandler(node), | 47 : AudioDestinationHandler(node), |
48 m_renderTarget(renderTarget), | 48 m_renderTarget(renderTarget), |
49 m_renderThread(WTF::wrapUnique( | 49 m_renderThread(WTF::wrapUnique( |
50 Platform::current()->createThread("offline audio renderer"))), | 50 Platform::current()->createThread("offline audio renderer"))), |
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214 // Finish up the rendering loop if there is no more to process. | 214 // Finish up the rendering loop if there is no more to process. |
215 if (!m_framesToProcess) | 215 if (!m_framesToProcess) |
216 finishOfflineRendering(); | 216 finishOfflineRendering(); |
217 } | 217 } |
218 | 218 |
219 void OfflineAudioDestinationHandler::suspendOfflineRendering() { | 219 void OfflineAudioDestinationHandler::suspendOfflineRendering() { |
220 DCHECK(!isMainThread()); | 220 DCHECK(!isMainThread()); |
221 | 221 |
222 // The actual rendering has been suspended. Notify the context. | 222 // The actual rendering has been suspended. Notify the context. |
223 if (context()->getExecutionContext()) { | 223 if (context()->getExecutionContext()) { |
224 context()->getExecutionContext()->postTask( | 224 TaskRunnerHelper::get(TaskType::MediaElementEvent, |
225 TaskType::MediaElementEvent, BLINK_FROM_HERE, | 225 context()->getExecutionContext()) |
226 createCrossThreadTask(&OfflineAudioDestinationHandler::notifySuspend, | 226 ->postTask(BLINK_FROM_HERE, |
227 PassRefPtr<OfflineAudioDestinationHandler>(this), | 227 crossThreadBind( |
228 context()->currentSampleFrame())); | 228 &OfflineAudioDestinationHandler::notifySuspend, |
| 229 wrapPassRefPtr(this), context()->currentSampleFrame())); |
229 } | 230 } |
230 } | 231 } |
231 | 232 |
232 void OfflineAudioDestinationHandler::finishOfflineRendering() { | 233 void OfflineAudioDestinationHandler::finishOfflineRendering() { |
233 DCHECK(!isMainThread()); | 234 DCHECK(!isMainThread()); |
234 | 235 |
235 // The actual rendering has been completed. Notify the context. | 236 // The actual rendering has been completed. Notify the context. |
236 if (context()->getExecutionContext()) { | 237 if (context()->getExecutionContext()) { |
237 context()->getExecutionContext()->postTask( | 238 TaskRunnerHelper::get(TaskType::MediaElementEvent, |
238 TaskType::MediaElementEvent, BLINK_FROM_HERE, | 239 context()->getExecutionContext()) |
239 createCrossThreadTask(&OfflineAudioDestinationHandler::notifyComplete, | 240 ->postTask( |
240 wrapPassRefPtr(this))); | 241 BLINK_FROM_HERE, |
| 242 crossThreadBind(&OfflineAudioDestinationHandler::notifyComplete, |
| 243 wrapPassRefPtr(this))); |
241 } | 244 } |
242 } | 245 } |
243 | 246 |
244 void OfflineAudioDestinationHandler::notifySuspend(size_t frame) { | 247 void OfflineAudioDestinationHandler::notifySuspend(size_t frame) { |
245 DCHECK(isMainThread()); | 248 DCHECK(isMainThread()); |
246 | 249 |
247 if (context()) | 250 if (context()) |
248 context()->resolveSuspendOnMainThread(frame); | 251 context()->resolveSuspendOnMainThread(frame); |
249 } | 252 } |
250 | 253 |
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336 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); | 339 setHandler(OfflineAudioDestinationHandler::create(*this, renderTarget)); |
337 } | 340 } |
338 | 341 |
339 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create( | 342 OfflineAudioDestinationNode* OfflineAudioDestinationNode::create( |
340 BaseAudioContext* context, | 343 BaseAudioContext* context, |
341 AudioBuffer* renderTarget) { | 344 AudioBuffer* renderTarget) { |
342 return new OfflineAudioDestinationNode(*context, renderTarget); | 345 return new OfflineAudioDestinationNode(*context, renderTarget); |
343 } | 346 } |
344 | 347 |
345 } // namespace blink | 348 } // namespace blink |
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