windows上でボリュームを変更するコード

VolumeController.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using CoreAudioApi;

namespace DeviceManager.Volume
{
    class VolumeController
    {
        public void SetVolume(int value)
        {
            // via http://moguriblogg.blogspot.jp/2017/01/c25.html
            //音量を変更
            MMDevice device;
            MMDeviceEnumerator DevEnum = new MMDeviceEnumerator();
            device = DevEnum.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia);
            device.AudioEndpointVolume.MasterVolumeLevelScalar = ((float)value / 100.0f);
        }
    }
}