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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012, Google Inc. All rights reserved. | 2 * Copyright (C) 2012, 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 |
| (...skipping 18 matching lines...) Expand all Loading... |
| 29 #include "modules/webaudio/OfflineAudioContext.h" | 29 #include "modules/webaudio/OfflineAudioContext.h" |
| 30 | 30 |
| 31 #include "bindings/v8/ExceptionMessages.h" | 31 #include "bindings/v8/ExceptionMessages.h" |
| 32 #include "bindings/v8/ExceptionState.h" | 32 #include "bindings/v8/ExceptionState.h" |
| 33 #include "core/dom/Document.h" | 33 #include "core/dom/Document.h" |
| 34 #include "core/dom/ExceptionCode.h" | 34 #include "core/dom/ExceptionCode.h" |
| 35 #include "core/dom/ExecutionContext.h" | 35 #include "core/dom/ExecutionContext.h" |
| 36 | 36 |
| 37 namespace WebCore { | 37 namespace WebCore { |
| 38 | 38 |
| 39 PassRefPtr<OfflineAudioContext> OfflineAudioContext::create(ExecutionContext* co
ntext, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, Excep
tionState& es) | 39 PassRefPtr<OfflineAudioContext> OfflineAudioContext::create(ExecutionContext* co
ntext, unsigned numberOfChannels, size_t numberOfFrames, float sampleRate, Excep
tionState& exceptionState) |
| 40 { | 40 { |
| 41 // FIXME: add support for workers. | 41 // FIXME: add support for workers. |
| 42 if (!context || !context->isDocument()) { | 42 if (!context || !context->isDocument()) { |
| 43 es.throwDOMException( | 43 exceptionState.throwDOMException( |
| 44 NotSupportedError, | 44 NotSupportedError, |
| 45 ExceptionMessages::failedToConstruct("OfflineAudioContext")); | 45 ExceptionMessages::failedToConstruct("OfflineAudioContext")); |
| 46 return 0; | 46 return 0; |
| 47 } | 47 } |
| 48 | 48 |
| 49 Document* document = toDocument(context); | 49 Document* document = toDocument(context); |
| 50 | 50 |
| 51 if (!numberOfFrames) { | 51 if (!numberOfFrames) { |
| 52 es.throwDOMException( | 52 exceptionState.throwDOMException( |
| 53 SyntaxError, | 53 SyntaxError, |
| 54 ExceptionMessages::failedToConstruct( | 54 ExceptionMessages::failedToConstruct( |
| 55 "OfflineAudioContext", | 55 "OfflineAudioContext", |
| 56 "number of frames cannot be zero.")); | 56 "number of frames cannot be zero.")); |
| 57 return 0; | 57 return 0; |
| 58 } | 58 } |
| 59 | 59 |
| 60 if (numberOfChannels > 10) { | 60 if (numberOfChannels > 10) { |
| 61 es.throwDOMException( | 61 exceptionState.throwDOMException( |
| 62 SyntaxError, | 62 SyntaxError, |
| 63 ExceptionMessages::failedToConstruct( | 63 ExceptionMessages::failedToConstruct( |
| 64 "OfflineAudioContext", | 64 "OfflineAudioContext", |
| 65 "number of channels (" + String::number(numberOfChannels) + ") e
xceeds maximum (10).")); | 65 "number of channels (" + String::number(numberOfChannels) + ") e
xceeds maximum (10).")); |
| 66 return 0; | 66 return 0; |
| 67 } | 67 } |
| 68 | 68 |
| 69 if (!isSampleRateRangeGood(sampleRate)) { | 69 if (!isSampleRateRangeGood(sampleRate)) { |
| 70 es.throwDOMException( | 70 exceptionState.throwDOMException( |
| 71 SyntaxError, | 71 SyntaxError, |
| 72 ExceptionMessages::failedToConstruct( | 72 ExceptionMessages::failedToConstruct( |
| 73 "OfflineAudioContext", | 73 "OfflineAudioContext", |
| 74 "sample rate (" + String::number(sampleRate) + ") must be in the
range 44100-96000 Hz.")); | 74 "sample rate (" + String::number(sampleRate) + ") must be in the
range 44100-96000 Hz.")); |
| 75 return 0; | 75 return 0; |
| 76 } | 76 } |
| 77 | 77 |
| 78 RefPtr<OfflineAudioContext> audioContext(adoptRef(new OfflineAudioContext(do
cument, numberOfChannels, numberOfFrames, sampleRate))); | 78 RefPtr<OfflineAudioContext> audioContext(adoptRef(new OfflineAudioContext(do
cument, numberOfChannels, numberOfFrames, sampleRate))); |
| 79 audioContext->suspendIfNeeded(); | 79 audioContext->suspendIfNeeded(); |
| 80 return audioContext.release(); | 80 return audioContext.release(); |
| 81 } | 81 } |
| 82 | 82 |
| 83 OfflineAudioContext::OfflineAudioContext(Document* document, unsigned numberOfCh
annels, size_t numberOfFrames, float sampleRate) | 83 OfflineAudioContext::OfflineAudioContext(Document* document, unsigned numberOfCh
annels, size_t numberOfFrames, float sampleRate) |
| 84 : AudioContext(document, numberOfChannels, numberOfFrames, sampleRate) | 84 : AudioContext(document, numberOfChannels, numberOfFrames, sampleRate) |
| 85 { | 85 { |
| 86 ScriptWrappable::init(this); | 86 ScriptWrappable::init(this); |
| 87 } | 87 } |
| 88 | 88 |
| 89 OfflineAudioContext::~OfflineAudioContext() | 89 OfflineAudioContext::~OfflineAudioContext() |
| 90 { | 90 { |
| 91 } | 91 } |
| 92 | 92 |
| 93 } // namespace WebCore | 93 } // namespace WebCore |
| 94 | 94 |
| 95 #endif // ENABLE(WEB_AUDIO) | 95 #endif // ENABLE(WEB_AUDIO) |
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