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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "modules/webaudio/ConstantSourceNode.h" | 5 #include "modules/webaudio/ConstantSourceNode.h" |
| 6 | 6 |
| 7 #include <algorithm> |
| 7 #include "bindings/core/v8/ExceptionMessages.h" | 8 #include "bindings/core/v8/ExceptionMessages.h" |
| 8 #include "bindings/core/v8/ExceptionState.h" | 9 #include "bindings/core/v8/ExceptionState.h" |
| 9 #include "core/dom/ExceptionCode.h" | 10 #include "core/dom/ExceptionCode.h" |
| 10 #include "modules/webaudio/AudioNodeOutput.h" | 11 #include "modules/webaudio/AudioNodeOutput.h" |
| 11 #include "modules/webaudio/ConstantSourceOptions.h" | 12 #include "modules/webaudio/ConstantSourceOptions.h" |
| 12 #include "platform/audio/AudioUtilities.h" | 13 #include "platform/audio/AudioUtilities.h" |
| 13 #include "wtf/MathExtras.h" | 14 #include "platform/wtf/MathExtras.h" |
| 14 #include "wtf/StdLibExtras.h" | 15 #include "platform/wtf/StdLibExtras.h" |
| 15 #include <algorithm> | |
| 16 | 16 |
| 17 namespace blink { | 17 namespace blink { |
| 18 | 18 |
| 19 ConstantSourceHandler::ConstantSourceHandler(AudioNode& node, | 19 ConstantSourceHandler::ConstantSourceHandler(AudioNode& node, |
| 20 float sample_rate, | 20 float sample_rate, |
| 21 AudioParamHandler& offset) | 21 AudioParamHandler& offset) |
| 22 : AudioScheduledSourceHandler(kNodeTypeConstantSource, node, sample_rate), | 22 : AudioScheduledSourceHandler(kNodeTypeConstantSource, node, sample_rate), |
| 23 offset_(offset), | 23 offset_(offset), |
| 24 sample_accurate_values_(AudioUtilities::kRenderQuantumFrames) { | 24 sample_accurate_values_(AudioUtilities::kRenderQuantumFrames) { |
| 25 // A ConstantSource is always mono. | 25 // A ConstantSource is always mono. |
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| 148 | 148 |
| 149 ConstantSourceHandler& ConstantSourceNode::GetConstantSourceHandler() const { | 149 ConstantSourceHandler& ConstantSourceNode::GetConstantSourceHandler() const { |
| 150 return static_cast<ConstantSourceHandler&>(Handler()); | 150 return static_cast<ConstantSourceHandler&>(Handler()); |
| 151 } | 151 } |
| 152 | 152 |
| 153 AudioParam* ConstantSourceNode::offset() { | 153 AudioParam* ConstantSourceNode::offset() { |
| 154 return offset_; | 154 return offset_; |
| 155 } | 155 } |
| 156 | 156 |
| 157 } // namespace blink | 157 } // namespace blink |
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