MediaEncodingProfile.MediaEncodingProfile constructor

var mediaEncodingProfile = new Windows.Media.MediaProperties.MediaEncodingProfile();

function getAudioProperties() {
    var mediaProfile = new Windows.Media.MediaProperties.MediaEncodingProfile();

    // Get the encoding properties for the audio stream.
    var audioProps = mediaProfile.audio;
    // Set the channel count.
    audioProps.channelCount = count;

    // Get the encoding properties for the media container.
    var containerProps = mediaProfile.container;
    // Set the container subtype.
    containerProps.subtype = "MP3";

    // Get the encoding properties for the video stream.
    var videoProps = mediaProfile.video;
    // Get the frame rate.
    var d_value = videoProps.frameRate.denominator;
    var n_value = videoProps.frameRate.numerator;

}