public static bool ToggleMuteWindowsAudioDevices(bool muted = false)
{
//Instantiate an Enumerator to find audio devices
NAudio.CoreAudioApi.MMDeviceEnumerator MMDE = new NAudio.CoreAudioApi.MMDeviceEnumerator();
//Get all the devices, no matter what condition or status
NAudio.CoreAudioApi.MMDeviceCollection DevCol = MMDE.EnumerateAudioEndPoints(NAudio.CoreAudioApi.DataFlow.All, NAudio.CoreAudioApi.DeviceState.All);
//Loop through all devices
foreach (NAudio.CoreAudioApi.MMDevice dev in DevCol)
{
try
{
//Show us the human understandable name of the device
//System.Diagnostics.Debug.Print(dev.FriendlyName);
if (dev.State == DeviceState.Active)
{
//[Un]Mute it
dev.AudioEndpointVolume.Mute = muted;
}
}
catch (Exception ex)
{
//Do something with exception when an audio endpoint could not be muted
return(false);
}
}
return(true);
}
private void Form1_Load(object sender, EventArgs e)
{
//Check windows
if (Environment.OSVersion.Version.Major < 6)
{
MessageBox.Show("You are using an unsupported version of Windows.\n\n" +
"audio-output-recorder requires Windows Vista or newer (which supports WASAPI).",
"Unsupported version of Windows", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
//Check for ffmpeg.exe
if (System.IO.File.Exists(Environment.CurrentDirectory + "\\ffmpeg.exe") == false)
{
if (MessageBox.Show("No ffmpeg.exe could not be found in the current directory." +
"\n\nWould you like to open up a web browser window with a website where you can download ffmpeg? " +
"Choose 32-bit static if you're unsure and put ffmpeg.exe in the same folder as audio-output-recorder.",
"Error", MessageBoxButtons.YesNo) == System.Windows.Forms.DialogResult.Yes)
{
System.Diagnostics.Process.Start("http://ffmpeg.zeranoe.com/builds/");
Environment.Exit(0);
}
else
{
chkDownsample.Checked = false;
chkDownsample.Enabled = false;
chkEncode.Checked = false;
chkEncode.Enabled = false;
}
}
if (System.IO.Directory.Exists(Properties.Settings.Default.recordingPath))
{
txtOutput.Text = Properties.Settings.Default.recordingPath;
}
else
{
txtOutput.Text = Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory);
}
NAudio.CoreAudioApi.MMDeviceEnumerator devEnum = new NAudio.CoreAudioApi.MMDeviceEnumerator();
NAudio.CoreAudioApi.MMDeviceCollection devColl = devEnum.EnumerateAudioEndPoints(
NAudio.CoreAudioApi.DataFlow.Render, NAudio.CoreAudioApi.DeviceState.Active);
foreach (NAudio.CoreAudioApi.MMDevice d in devColl)
{
cDevice.Items.Add(d.FriendlyName);
}
if (cDevice.Items.Count > 0)
{
cDevice.Text = cDevice.Items[0].ToString();
}
cBitrate.Text = "192k";
}
