var recordRTC = RecordRTC(mediaStream, {
    type: 'video' // audio or video or gif or canvas
});

recordRTC.startRecording();

recordRTC.stopRecording(function(videoURL) {
    video.src = videoURL;
    
    var blob = recordRTC.blob;
    var arrayBuffer = recordRTC.buffer;
    recordRTC.getDataURL(callback_function);
});

var translator = new Translator();

translator.voiceToText(function (text) {
    console.log('Your voice as text!', text);
}, 'your-language');

translator.translateLanguage(textToConvert, {
    from: 'language-of-the-text',
    to: 'convert-into',
    callback: function (translatedText) {
        console.log('translated text', translatedText);
    }
});

translator.speakTextUsingRobot(textToPlay);

translator.speakTextUsingGoogleSpeaker({
    textToSpeak: 'text-to-convert',
    targetLanguage: 'your-language'
});

var fileBufferReader = new FileBufferReader();

fileBufferReader.readAsArrayBuffer(file, function(uuid) {
    // var file         = fileBufferReader.chunks[uuid];
    // var listOfChunks = file.listOfChunks;
    
    // get first chunk, and send using WebRTC data channels
    // NEVER send chunks in loop; otherwise you'll face issues in slow networks
    // remote peer should notify if it is ready for next chunk
    fileBufferReader.getNextChunk(uuid, function(nextChunk, isLastChunk) {
        if(isLastChunk) {
            alert('File Successfully sent.');
        }
        // sending using WebRTC data channels
        datachannel.send(nextChunk);
    });
});

datachannel.onmessage = function(event) {
    var chunk = event.data;
    
    if (chunk instanceof ArrayBuffer || chunk instanceof DataView) {
        // array buffers are passed using WebRTC data channels
        // need to convert data back into JavaScript objects
    
        fileBufferReader.convertToObject(chunk, function(object) {
            datachannel.onmessage({
                data: object
            });
        });
        return;
    }
    
    // if you passed "extra-data", you can access it here:
    // chunk.extra.senderUserName or whatever else
    
    // if target peer requested next chunk
    if(chunk.readyForNextChunk) {
        fileBufferReader.getNextChunk(chunk.uuid, function(nextChunk, isLastChunk) {
            if(isLastChunk) {
                alert('File Successfully sent.');
            }
            // sending using WebRTC data channels
            datachannel.send(nextChunk);
        });
        return;
    }
    
    // if chunk is received
    fileBufferReader.addChunk(chunk, function(promptNextChunk) {
        // request next chunk
        datachannel.send(promptNextChunk);
    });
};