Microphone API provide the various functions to interact with microphone. In order to use this API you need to add these permissions to your package.json file.
android.permission.RECORD_AUDIO
android.permission.MODIFY_AUDIO_SETTINGS
The following example shows how to record audio in your app
// In front process (web pages)
<html>
<head>
// add androidjs.js to get the API's of `Android JS`.
<script src = "./assets/ipc/androidjs.js" ></script>
</head>
<script>
window.onload = function(){
app.microphone.getDevices(function(devices){
app.microphone.startRecording({audio:{deviceId:{exact: devices[1]}}});
});
}
</script>
</html>
app.microphone.getDevices(callback)callback Function
devices is list of audio devicesStarts gathering information about all available audio devices, and calls callback(devices) when finished.
An example of above code:
app.microphone.getDevices(function(devices){
console.log(devices);
})
app.microphone.startRecording(options)options Object
audio it could be just true/false or an object {deviceId: {exact: devices[0]}}An example of above code:
app.microphone.startRecording({audio:true);
or
app.microphone.getDevices(function(devices){
app.microphone.startRecording({audio:{deviceId:{exact: devices[1]}}});
});
app.microphone.stopRecording()An example of above code:
app.microphone.stopRecording();
app.microphone.saveRecording(filepath, filename, options)filepath where you want to store the recorded audio (i.e. /storage/emulated/0/)filename name of fileoptions Object
type audio type (i.e. audio/webm)An example of above code:
app.microphone.saveRecording('/storage/emulated/0/', 'newAudio1.webm', {type:'audio/webm'})
app.microphone.previewRecording(dom, options)dom where you want to preview the recorded audiooptions Object
type audio type (i.e. audio/webm)An example of above code:
// <audio id = "preview" autoplay></audio>
app.camera.previewRecording(document.getElementById('preview'), {type: 'audio/webm'});
app.microphone.getBuffer(options, callback)callback Function
bufferoptions Object
type audio type (i.e. audio/webm)An example of above code:
app.microphone.getBuffer({type: 'audio/webm'}, function(buffer){
...
});