MediaStreamAudioDestinationHandler::MediaStreamAudioDestinationHandler(AudioNode& node, size_t numberOfChannels)
: AudioBasicInspectorHandler(NodeTypeMediaStreamAudioDestination, node, node.context()->sampleRate(), numberOfChannels)
, m_mixBus(AudioBus::create(numberOfChannels, ProcessingSizeInFrames))
{
m_source = MediaStreamSource::create("WebAudio-" + createCanonicalUUIDString(), MediaStreamSource::TypeAudio, "MediaStreamAudioDestinationNode", false, true, MediaStreamSource::ReadyStateLive, true);
MediaStreamSourceVector audioSources;
audioSources.append(m_source);
MediaStreamSourceVector videoSources;
m_stream = MediaStream::create(node.context()->executionContext(), MediaStreamDescriptor::create(audioSources, videoSources));
MediaStreamCenter::instance().didCreateMediaStreamAndTracks(m_stream->descriptor());
m_source->setAudioFormat(numberOfChannels, node.context()->sampleRate());
initialize();
}
MediaStreamAudioSourceHandler::MediaStreamAudioSourceHandler(AudioNode& node, MediaStream& mediaStream, MediaStreamTrack* audioTrack, PassOwnPtr<AudioSourceProvider> audioSourceProvider)
: AudioHandler(NodeTypeMediaStreamAudioSource, node, node.context()->sampleRate())
, m_mediaStream(mediaStream)
, m_audioTrack(audioTrack)
, m_audioSourceProvider(audioSourceProvider)
, m_sourceNumberOfChannels(0)
{
// Default to stereo. This could change depending on the format of the
// MediaStream's audio track.
addOutput(2);
initialize();
}
MediaElementAudioSourceHandler::MediaElementAudioSourceHandler(AudioNode& node, HTMLMediaElement& mediaElement)
: AudioHandler(NodeTypeMediaElementAudioSource, node, node.context()->sampleRate())
, m_mediaElement(mediaElement)
, m_sourceNumberOfChannels(0)
, m_sourceSampleRate(0)
, m_passesCurrentSrcCORSAccessCheck(passesCurrentSrcCORSAccessCheck(mediaElement.currentSrc()))
, m_maybePrintCORSMessage(!m_passesCurrentSrcCORSAccessCheck)
, m_currentSrcString(mediaElement.currentSrc().string())
{
ASSERT(isMainThread());
// Default to stereo. This could change depending on what the media element
// .src is set to.
addOutput(2);
initialize();
}
