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AudioBuffer.getChannelData() - Web APIs | MDN
https://developer.mozilla.org/en-US/docs/Web/API/AudioBuffer/getChannelData
AudioBuffer.getChannelData () - Web APIs | MDN AudioBuffer.getChannelData () The getChannelData () method of the AudioBuffer Interface returns a Float32Array containing the PCM data associated with the channel, defined by the channel parameter (with 0 representing the first channel). Syntax
Obtaining microphone PCM data from getChannelData …
https://stackoverflow.com/questions/59252870/obtaining-microphone-pcm-data-from-getchanneldata-method-using-webaudio-api-does
let node = (context.createScriptProcessor || context.createJavaScriptNode).call(context, bufferLen, numChannels, numChannels); node.onaudioprocess = function(e) { const inputBuffer = e.inputBuffer.getChannelData(0); recBuffers.push(inputBuffer); recLength += inputBuffer.length; }; source.connect(node); …
AudioBuffer.getChannelData() - Web API | MDN
https://developer.mozilla.org/ja/docs/Web/API/AudioBuffer/getChannelData
AudioBufferインターフェースのgetChannelData()メソッドは、引数channel(0が最初のチャンネル)に結び付けられたPCMデータをFloat32Array (en-US)で返します。
AudioBuffer - Web APIs | MDN - Mozilla
https://developer.mozilla.org/en-US/docs/Web/API/AudioBuffer
Methods AudioBuffer.getChannelData () Returns a Float32Array containing the PCM data associated with the channel, defined by the channel parameter (with 0 representing the first channel). AudioBuffer.copyFromChannel () Copies the samples from the specified channel of the AudioBuffer to the destination array. AudioBuffer.copyToChannel ()
Web Audio API - Web APIs | MDN - Mozilla
https://developer.mozilla.org/en-US/docs/Web/API/Web_Audio_API
The Web Audio API involves handling audio operations inside an audio context, and has been designed to allow modular routing.Basic audio operations are performed with audio nodes, which are linked together to form an audio routing graph.Several sources — with different types of channel layout — are supported even within a single context.
AudioBuffer.sampleRate - Web APIs | MDN
https://developer.mozilla.org/en-US/docs/Web/API/AudioBuffer/sampleRate
var channels = 2; var frameCount = audioCtx. sampleRate * 2.0; var myArrayBuffer = audioCtx.createBuffer(2, frameCount, audioCtx. sampleRate); button.onclick = function() { for (var channel = 0; channel < channels; channel ++) { var nowBuffering = myArrayBuffer.getChannelData( channel); for (var i = 0; i < frameCount; i ++) { nowBuffering [ i] …
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