send audio with socket io node js
var constraints = { audio: true };
navigator.mediaDevices.getUserMedia(constraints).then(function(mediaStream) {
var mediaRecorder = new MediaRecorder(mediaStream);
mediaRecorder.onstart = function(e) {
this.chunks = [];
};
mediaRecorder.ondataavailable = function(e) {
this.chunks.push(e.data);
};
mediaRecorder.onstop = function(e) {
var blob = new Blob(this.chunks, { 'type' : 'audio/ogg; codecs=opus' });
socket.emit('radio', blob);
};
// Start recording
mediaRecorder.start();
// Stop recording after 5 seconds and broadcast it to server
setTimeout(function() {
mediaRecorder.stop()
}, 5000);
});
// When the client receives a voice message it will play the sound
socket.on('voice', function(arrayBuffer) {
var blob = new Blob([arrayBuffer], { 'type' : 'audio/ogg; codecs=opus' });
var audio = document.createElement('audio');
audio.src = window.URL.createObjectURL(blob);
audio.play();
});