C#怎么检测音量合成器里面是不是静音 获取设备的音量和静音,我想要所有获取应用程序的音量和静音状态
static void Main(string[] args)
{
MMDeviceEnumerator enumerator = new MMDeviceEnumerator();
MMDevice defaultDevice = enumerator.GetDefaultAudioEndpoint(DataFlow.Render, Role.Multimedia);
bool isMuted = defaultDevice.AudioEndpointVolume.Mute;
float volumeLevel = defaultDevice.AudioEndpointVolume.MasterVolumeLevelScalar;
Console.WriteLine($"Is Muted: {isMuted}");
Console.WriteLine($"Volume Level: {volumeLevel * 100}%");
// You can now use 'isMuted' to determine if the audio output device is muted.
// 'volumeLevel' gives you the current volume level as a percentage.
Console.ReadLine();
}
如果发现有静音的应用程序,就把静音解除
using System;
using CoreAudioApi;
class Program
{
static void Main(string[] args)
{
var sessionManager = GetDefaultAudioSessionManager2(DataFlow.Render);
var sessionEnumerator = sessionManager.GetSessionEnumerator();
bool foundMutedSession = false;
foreach (var session in sessionEnumerator)
{
var audioSessionControl = session.QueryInterface<AudioSessionControl2>();
var simpleAudioVolume = audioSessionControl.QueryInterface<SimpleAudioVolume>();
if (simpleAudioVolume.IsMuted)
{
Console.WriteLine($"Found muted session: {audioSessionControl.ProcessID}");
// Unmute the session
simpleAudioVolume.IsMuted = false;
foundMutedSession = true;
}
// Optionally, you can check and display more information about the session
var displayName = audioSessionControl.DisplayName;
Console.WriteLine($"Session: {displayName}");
}
if (foundMutedSession)
{
Console.WriteLine("Unmuted at least one application session.");
}
else
{
Console.WriteLine("No muted application sessions found.");
}
Console.ReadLine();
}
private static AudioSessionManager2 GetDefaultAudioSessionManager2(DataFlow dataFlow)
{
var enumerator = new MMDeviceEnumerator();
var device = enumerator.GetDefaultAudioEndpoint(dataFlow, Role.Multimedia);
var sessionManager = AudioSessionManager2.FromMMDevice(device);
return sessionManager;
}
}