Source/modules/webaudio/MediaStreamAudioDestinationNode.cpp - Issue 540283003: bindings: Retires ScriptWrappable::init, etc.

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Issue 540283003: bindings: Retires ScriptWrappable::init, etc. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Addressed a review comment. Created 6 years, 3 months ago

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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

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37	37

38 MediaStreamAudioDestinationNode* MediaStreamAudioDestinationNode::create(AudioCo ntext* context, size_t numberOfChannels)	38 MediaStreamAudioDestinationNode* MediaStreamAudioDestinationNode::create(AudioCo ntext* context, size_t numberOfChannels)

39 {	39 {

40 return adoptRefCountedGarbageCollectedWillBeNoop(new MediaStreamAudioDestina tionNode(context, numberOfChannels));	40 return adoptRefCountedGarbageCollectedWillBeNoop(new MediaStreamAudioDestina tionNode(context, numberOfChannels));

41 }	41 }

42	42

43 MediaStreamAudioDestinationNode::MediaStreamAudioDestinationNode(AudioContext* c ontext, size_t numberOfChannels)	43 MediaStreamAudioDestinationNode::MediaStreamAudioDestinationNode(AudioContext* c ontext, size_t numberOfChannels)

44 : AudioBasicInspectorNode(context, context->sampleRate(), numberOfChannels)	44 : AudioBasicInspectorNode(context, context->sampleRate(), numberOfChannels)

45 , m_mixBus(AudioBus::create(numberOfChannels, ProcessingSizeInFrames))	45 , m_mixBus(AudioBus::create(numberOfChannels, ProcessingSizeInFrames))

46 {	46 {

47 ScriptWrappable::init(this);

48 setNodeType(NodeTypeMediaStreamAudioDestination);	47 setNodeType(NodeTypeMediaStreamAudioDestination);

49	48

50 m_source = MediaStreamSource::create("WebAudio-" + createCanonicalUUIDString (), MediaStreamSource::TypeAudio, "MediaStreamAudioDestinationNode", MediaStream Source::ReadyStateLive, true);	49 m_source = MediaStreamSource::create("WebAudio-" + createCanonicalUUIDString (), MediaStreamSource::TypeAudio, "MediaStreamAudioDestinationNode", MediaStream Source::ReadyStateLive, true);

51 MediaStreamSourceVector audioSources;	50 MediaStreamSourceVector audioSources;

52 audioSources.append(m_source);	51 audioSources.append(m_source);

53 MediaStreamSourceVector videoSources;	52 MediaStreamSourceVector videoSources;

54 m_stream = MediaStream::create(context->executionContext(), MediaStreamDescr iptor::create(audioSources, videoSources));	53 m_stream = MediaStream::create(context->executionContext(), MediaStreamDescr iptor::create(audioSources, videoSources));

55 MediaStreamCenter::instance().didCreateMediaStreamAndTracks(m_stream->descri ptor());	54 MediaStreamCenter::instance().didCreateMediaStreamAndTracks(m_stream->descri ptor());

56	55

57 m_source->setAudioFormat(numberOfChannels, context->sampleRate());	56 m_source->setAudioFormat(numberOfChannels, context->sampleRate());

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78	77

79 void MediaStreamAudioDestinationNode::process(size_t numberOfFrames)	78 void MediaStreamAudioDestinationNode::process(size_t numberOfFrames)

80 {	79 {

81 m_mixBus->copyFrom(*input(0)->bus());	80 m_mixBus->copyFrom(*input(0)->bus());

82 m_source->consumeAudio(m_mixBus.get(), numberOfFrames);	81 m_source->consumeAudio(m_mixBus.get(), numberOfFrames);

83 }	82 }

84	83

85 } // namespace blink	84 } // namespace blink

86	85

87 #endif // ENABLE(WEB_AUDIO)	86 #endif // ENABLE(WEB_AUDIO)

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