I am making an audio recorder using HTML5 and Javascript and do not want to include any third party API, I reached at my first step by creating an audio retriever and player using <audio> tag and navigator.webkitGetUserMedia Function which get...
I am using following javascript to record audio and send it to a websocket server:  const recordAudio = () =>     new Promise(async resolve => {          const constraints = {             audio: {                 sampleSize: 16,...
How can I record audio from the microphone in JavaScript and submit it to DialogFlow, without going through a server?...
I want to change the audio track of a video that I am playing in html. This is my sample code.  <!DOCTYPE html> <html> <head>     <title>Video</title> </head> <body> <video controls playsinline autoplay mu...
I did a audio recorder using the getUserMedia(). And saving the file using the Recorder.js  But the output file is far heavier than I'd like it was.  A 4 minutes audio record have something like 40mb. And i can't send it to my server. If so,i...
I am recording audio from getUserMedia({audio:true}); in the browser using Recorder.js and then exporting it as a WAV file because that's the only option the library provides.  A 1 minute 20 seconds file is 14.1 MB large. I need to upload the aud...
I'm using getUserMedia() for audio recording and it works correctly but have an issue with it.  I want to display a message before starting recording that any microphone is connected with system or not.  For this I have used following code and ru...
I'm trying to use the RecorderJS library (https://github.com/mattdiamond/Recorderjs) which requires me to have an AudioContext. However, when declaring the AudioContext at the very beginning of my script, I am getting an error in the console on p...
The short version of my question is:  How may I realize seamless audio capturing on a web-site and save it on the server?  "seamless" means not having to use an external program for recording and afterwards uploading the file.  Few constraint...
Is it possible to connect several sound card inputs using the Web Audio API?  I have an 8-channel-input sound card and want to connect each of them to an audio node, so I can modulate, filter, and mix them all together to one stereo output, just like...

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