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Side by Side Diff: third_party/WebKit/Source/modules/webaudio/ChannelSplitterNode.cpp

Issue 2103043007: Rename AbstractAudioContext to BaseAudioContext (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Use ASSERT(isGraphOwner()) instead of DCHECK Created 4 years, 5 months ago
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1 /* 1 /*
2 * Copyright (C) 2010, Google Inc. All rights reserved. 2 * Copyright (C) 2010, 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/ChannelSplitterNode.h" 25 #include "modules/webaudio/ChannelSplitterNode.h"
26 #include "bindings/core/v8/ExceptionMessages.h" 26 #include "bindings/core/v8/ExceptionMessages.h"
27 #include "bindings/core/v8/ExceptionState.h" 27 #include "bindings/core/v8/ExceptionState.h"
28 #include "core/dom/ExceptionCode.h" 28 #include "core/dom/ExceptionCode.h"
29 #include "modules/webaudio/AbstractAudioContext.h"
30 #include "modules/webaudio/AudioNodeInput.h" 29 #include "modules/webaudio/AudioNodeInput.h"
31 #include "modules/webaudio/AudioNodeOutput.h" 30 #include "modules/webaudio/AudioNodeOutput.h"
31 #include "modules/webaudio/BaseAudioContext.h"
32 32
33 namespace blink { 33 namespace blink {
34 34
35 ChannelSplitterHandler::ChannelSplitterHandler(AudioNode& node, float sampleRate , unsigned numberOfOutputs) 35 ChannelSplitterHandler::ChannelSplitterHandler(AudioNode& node, float sampleRate , unsigned numberOfOutputs)
36 : AudioHandler(NodeTypeChannelSplitter, node, sampleRate) 36 : AudioHandler(NodeTypeChannelSplitter, node, sampleRate)
37 { 37 {
38 addInput(); 38 addInput();
39 39
40 // Create a fixed number of outputs (able to handle the maximum number of ch annels fed to an input). 40 // Create a fixed number of outputs (able to handle the maximum number of ch annels fed to an input).
41 for (unsigned i = 0; i < numberOfOutputs; ++i) 41 for (unsigned i = 0; i < numberOfOutputs; ++i)
(...skipping 25 matching lines...) Expand all
67 destination->channel(0)->copyFrom(source->channel(i)); 67 destination->channel(0)->copyFrom(source->channel(i));
68 } else if (output(i).renderingFanOutCount() > 0) { 68 } else if (output(i).renderingFanOutCount() > 0) {
69 // Only bother zeroing out the destination if it's connected to anyt hing 69 // Only bother zeroing out the destination if it's connected to anyt hing
70 destination->zero(); 70 destination->zero();
71 } 71 }
72 } 72 }
73 } 73 }
74 74
75 // ---------------------------------------------------------------- 75 // ----------------------------------------------------------------
76 76
77 ChannelSplitterNode::ChannelSplitterNode(AbstractAudioContext& context, unsigned numberOfOutputs) 77 ChannelSplitterNode::ChannelSplitterNode(BaseAudioContext& context, unsigned num berOfOutputs)
78 : AudioNode(context) 78 : AudioNode(context)
79 { 79 {
80 setHandler(ChannelSplitterHandler::create(*this, context.sampleRate(), numbe rOfOutputs)); 80 setHandler(ChannelSplitterHandler::create(*this, context.sampleRate(), numbe rOfOutputs));
81 } 81 }
82 82
83 ChannelSplitterNode* ChannelSplitterNode::create(AbstractAudioContext& context, ExceptionState& exceptionState) 83 ChannelSplitterNode* ChannelSplitterNode::create(BaseAudioContext& context, Exce ptionState& exceptionState)
84 { 84 {
85 DCHECK(isMainThread()); 85 DCHECK(isMainThread());
86 86
87 // Default number of outputs for the splitter node is 6. 87 // Default number of outputs for the splitter node is 6.
88 return create(context, 6, exceptionState); 88 return create(context, 6, exceptionState);
89 } 89 }
90 90
91 ChannelSplitterNode* ChannelSplitterNode::create(AbstractAudioContext& context, unsigned numberOfOutputs, ExceptionState& exceptionState) 91 ChannelSplitterNode* ChannelSplitterNode::create(BaseAudioContext& context, unsi gned numberOfOutputs, ExceptionState& exceptionState)
92 { 92 {
93 DCHECK(isMainThread()); 93 DCHECK(isMainThread());
94 94
95 if (context.isContextClosed()) { 95 if (context.isContextClosed()) {
96 context.throwExceptionForClosedState(exceptionState); 96 context.throwExceptionForClosedState(exceptionState);
97 return nullptr; 97 return nullptr;
98 } 98 }
99 99
100 if (!numberOfOutputs || numberOfOutputs > AbstractAudioContext::maxNumberOfC hannels()) { 100 if (!numberOfOutputs || numberOfOutputs > BaseAudioContext::maxNumberOfChann els()) {
101 exceptionState.throwDOMException( 101 exceptionState.throwDOMException(
102 IndexSizeError, 102 IndexSizeError,
103 ExceptionMessages::indexOutsideRange<size_t>( 103 ExceptionMessages::indexOutsideRange<size_t>(
104 "number of outputs", 104 "number of outputs",
105 numberOfOutputs, 105 numberOfOutputs,
106 1, 106 1,
107 ExceptionMessages::InclusiveBound, 107 ExceptionMessages::InclusiveBound,
108 AbstractAudioContext::maxNumberOfChannels(), 108 BaseAudioContext::maxNumberOfChannels(),
109 ExceptionMessages::InclusiveBound)); 109 ExceptionMessages::InclusiveBound));
110 return nullptr; 110 return nullptr;
111 } 111 }
112 112
113 return new ChannelSplitterNode(context, numberOfOutputs); 113 return new ChannelSplitterNode(context, numberOfOutputs);
114 } 114 }
115 115
116 } // namespace blink 116 } // namespace blink
117 117
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