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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 |
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| 69 #endif | 69 #endif |
| 70 | 70 |
| 71 #include "wtf/ArrayBuffer.h" | 71 #include "wtf/ArrayBuffer.h" |
| 72 #include "wtf/Atomics.h" | 72 #include "wtf/Atomics.h" |
| 73 #include "wtf/PassOwnPtr.h" | 73 #include "wtf/PassOwnPtr.h" |
| 74 #include "wtf/text/WTFString.h" | 74 #include "wtf/text/WTFString.h" |
| 75 | 75 |
| 76 // FIXME: check the proper way to reference an undefined thread ID | 76 // FIXME: check the proper way to reference an undefined thread ID |
| 77 const WTF::ThreadIdentifier UndefinedThreadIdentifier = 0xffffffff; | 77 const WTF::ThreadIdentifier UndefinedThreadIdentifier = 0xffffffff; |
| 78 | 78 |
| 79 namespace WebCore { | 79 namespace blink { |
| 80 | 80 |
| 81 bool AudioContext::isSampleRateRangeGood(float sampleRate) | 81 bool AudioContext::isSampleRateRangeGood(float sampleRate) |
| 82 { | 82 { |
| 83 // FIXME: It would be nice if the minimum sample-rate could be less than 44.
1KHz, | 83 // FIXME: It would be nice if the minimum sample-rate could be less than 44.
1KHz, |
| 84 // but that will require some fixes in HRTFPanner::fftSizeForSampleRate(), a
nd some testing there. | 84 // but that will require some fixes in HRTFPanner::fftSizeForSampleRate(), a
nd some testing there. |
| 85 return sampleRate >= 44100 && sampleRate <= 96000; | 85 return sampleRate >= 44100 && sampleRate <= 96000; |
| 86 } | 86 } |
| 87 | 87 |
| 88 // Don't allow more than this number of simultaneous AudioContexts talking to ha
rdware. | 88 // Don't allow more than this number of simultaneous AudioContexts talking to ha
rdware. |
| 89 const unsigned MaxHardwareContexts = 6; | 89 const unsigned MaxHardwareContexts = 6; |
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| 961 } | 961 } |
| 962 | 962 |
| 963 void AudioContext::trace(Visitor* visitor) | 963 void AudioContext::trace(Visitor* visitor) |
| 964 { | 964 { |
| 965 visitor->trace(m_renderTarget); | 965 visitor->trace(m_renderTarget); |
| 966 visitor->trace(m_destinationNode); | 966 visitor->trace(m_destinationNode); |
| 967 visitor->trace(m_listener); | 967 visitor->trace(m_listener); |
| 968 EventTargetWithInlineData::trace(visitor); | 968 EventTargetWithInlineData::trace(visitor); |
| 969 } | 969 } |
| 970 | 970 |
| 971 } // namespace WebCore | 971 } // namespace blink |
| 972 | 972 |
| 973 #endif // ENABLE(WEB_AUDIO) | 973 #endif // ENABLE(WEB_AUDIO) |
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