public static float?GetApplicationVolume(int pid)
{
ISimpleAudioVolume volume = GetVolumeObject(pid);
if (volume == null)
{
return(null);
}
float level;
volume.GetMasterVolume(out level);
Marshal.ReleaseComObject(volume);
return(level * 100);
}
internal static float GetSpotifyVolume()
{
ISimpleAudioVolume volume = GetSpotifyVolumeObject();
if (volume == null)
{
throw new COMException("Volume object creation failed");
}
float level;
volume.GetMasterVolume(out level);
Marshal.ReleaseComObject(volume);
return(level * 100);
}
/// <summary>
/// 音量を取得します。
/// </summary>
/// <param name="processID">対象のプロセスID。</param>
/// <returns>音量( 0.0 - 1.0 )。</returns>
public static float GetApplicationVolume(uint processID)
{
ISimpleAudioVolume volume = GetVolumeObject(processID);
if (volume == null)
{
throw new ArgumentException(ErrorMessageNotFound);
}
float level;
volume.GetMasterVolume(out level);
Marshal.ReleaseComObject(volume);
return(level);
}
internal static float GetSpotifyVolume()
{
Process[] p = Process.GetProcessesByName(SpotifyProcessName);
if (p.Length == 0)
{
throw new Exception("Spotify process is not running or was not found!");
}
int pid = p[0].Id;
ISimpleAudioVolume volume = GetVolumeObject(pid);
if (volume == null)
{
throw new COMException("Volume object creation failed");
}
float level;
volume.GetMasterVolume(out level);
Marshal.ReleaseComObject(volume);
return(level * 100);
}
/// <summary>
/// Application entry point
/// </summary>
/// <param name="args">Command line arguments</param>
public static void Main(string[] args)
{
try
{
// If we were called from a command line then attache to the parent console.
// We are running as a Windows Application instead of a Console application but
// we still want to be able to write to the console.
AttachConsole(-1);
if (args != null && args.Length >= 1 && args[0] != null && !args[0].Equals("-?"))
{
// First command line argument must contain the process name or -?
Process selectedProcess = null;
ISimpleAudioVolume volumeControl = null;
FindMatchingProcess(args[0], out selectedProcess, out volumeControl);
if (selectedProcess != null)
{
Console.WriteLine("Selected Process: " + selectedProcess.ProcessName);
// Loop through the rest of the parameters and send the message
for (int argIndex = 1; argIndex < args.Length; argIndex++)
{
switch (args[argIndex])
{
case "-pp":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_PLAY_PAUSE);
Console.WriteLine("Message Sent: Play/Pause");
break;
}
case "-p":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_PLAY);
Console.WriteLine("Message Sent: Play");
break;
}
case "-pa":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_PAUSE);
Console.WriteLine("Message Sent: Pause");
break;
}
case "-s":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_STOP);
Console.WriteLine("Message Sent: Stop");
break;
}
case "-vm":
{
if (volumeControl != null)
{
// Send using the Core Audio API
bool muted;
// Get the current state
volumeControl.GetMute(out muted);
// Toggle the state
volumeControl.SetMute(!muted, Guid.Empty);
}
else
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_MUTE);
}
Console.WriteLine("Message Sent: Volume Mute");
break;
}
case "-vu":
{
if (volumeControl != null)
{
float currentVolume;
// Get the Current Volume Level
volumeControl.GetMasterVolume(out currentVolume);
// Increment the volume
if (currentVolume + VolumeIncrement >= MaxVolume)
{
volumeControl.SetMasterVolume(MaxVolume, Guid.Empty);
}
else
{
volumeControl.SetMasterVolume(currentVolume + VolumeIncrement, Guid.Empty);
}
}
else
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_UP);
}
Console.WriteLine("Message Sent: Volume Up");
break;
}
case "-vd":
{
if (volumeControl != null)
{
float currentVolume;
// Get the current volume level
volumeControl.GetMasterVolume(out currentVolume);
// Decrement the volume
if (currentVolume - VolumeIncrement <= MinVolume)
{
volumeControl.SetMasterVolume(MinVolume, Guid.Empty);
}
else
{
volumeControl.SetMasterVolume(currentVolume - VolumeIncrement, Guid.Empty);
}
}
else
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_DOWN);
}
Console.WriteLine("Message Sent: Volume Down");
break;
}
case "-mvm":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_MUTE);
Console.WriteLine("Message Sent: Master Volume Mute");
break;
}
case "-mvu":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_UP);
Console.WriteLine("Message Sent: Master Volume Up");
break;
}
case "-mvd":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_VOLUME_DOWN);
Console.WriteLine("Message Sent: Master Volume Down");
break;
}
case "-nt":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_NEXTTRACK);
Console.WriteLine("Message Sent: Next Track");
break;
}
case "-pt":
{
SendMessage(selectedProcess.MainWindowHandle, WM_APPCOMMAND, 0, APPCOMMAND_MEDIA_PREVIOUSTRACK);
Console.WriteLine("Message Sent: Previous Track");
break;
}
case "-?":
{
DisplayUsage();
break;
}
default:
{
Console.WriteLine("Ignoring unrecognized command: " + args[argIndex]);
break;
}
}
}
}
else
{
Console.WriteLine("No process with the name " + args[0] + " is currently running.");
}
if (volumeControl != null)
{
Marshal.ReleaseComObject(volumeControl);
}
}
else
{
DisplayUsage();
}
}
catch (Exception e)
{
Console.WriteLine("Exception occurred:\r\n" + e.ToString());
}
}
public static float?GetApplicationVolume(int pid)
{
{
IMMDeviceEnumerator deviceEnumerator = null;
IAudioSessionEnumerator sessionEnumerator = null;
IAudioSessionManager2 mgr = null;
IMMDevice speakers = null;
try {
// get the speakers (1st render + multimedia) device
deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);
// activate the session manager. we need the enumerator
Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
object o;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out o);
mgr = (IAudioSessionManager2)o;
// enumerate sessions for on this device
mgr.GetSessionEnumerator(out sessionEnumerator);
int count;
sessionEnumerator.GetCount(out count);
// search for an audio session with the required process-id
ISimpleAudioVolume volumeControl = null;
float level;
for (int i = 0; i < count; ++i)
{
IAudioSessionControl2 ctl = null;
try {
sessionEnumerator.GetSession(i, out ctl);
// NOTE: we could also use the app name from ctl.GetDisplayName()
int cpid;
ctl.GetProcessId(out cpid);
if (cpid == pid)
{
volumeControl = ctl as ISimpleAudioVolume;
volumeControl.GetMasterVolume(out level);
return(level * 100);
}
} finally {
if (ctl != null)
{
Marshal.ReleaseComObject(ctl);
}
}
}
return(null);
} finally {
if (speakers != null)
{
Marshal.ReleaseComObject(speakers);
}
if (mgr != null)
{
Marshal.ReleaseComObject(mgr);
}
if (sessionEnumerator != null)
{
Marshal.ReleaseComObject(sessionEnumerator);
}
if (deviceEnumerator != null)
{
Marshal.ReleaseComObject(deviceEnumerator);
}
}
}
}
public float GetApplicationVolume(ISimpleAudioVolume volume)
{
float level = 0;
volume.GetMasterVolume(out level);
return level * 100;
}
public static IEnumerable <ApplicationVolumeInformation> EnumerateApplications()
{
// get the speakers (1st render + multimedia) device
IMMDeviceEnumerator deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
IMMDevice speakers;
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);
// activate the session manager. we need the enumerator
Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
object o;
speakers.Activate(IID_IAudioSessionManager2, 0, IntPtr.Zero, out o);
IAudioSessionManager2 mgr = (IAudioSessionManager2)o;
// enumerate sessions for on this device
IAudioSessionEnumerator sessionEnumerator;
mgr.GetSessionEnumerator(out sessionEnumerator);
int count;
sessionEnumerator.GetCount(out count);
for (int i = 0; i < count; i++)
{
IAudioSessionControl ctl;
sessionEnumerator.GetSession(i, out ctl);
uint GetProcessID = 0;
String GetName = "";
float GetVolume = 0;
String GetIconPath = "";
IAudioSessionControl getsession = null;
getsession = ctl;
if (ctl is IAudioSessionControl2)
{
IAudioSessionControl2 ctl2 = ((IAudioSessionControl2)ctl);
ctl2.GetProcessId(out GetProcessID);
ctl2.GetDisplayName(out GetName);
String sIconPath;
ctl2.GetIconPath(out sIconPath);
ISimpleAudioVolume volcast = (ctl2 as ISimpleAudioVolume);
float grabvolume;
volcast.GetMasterVolume(out grabvolume);
GetVolume = grabvolume;
try
{
Process grabProcess = Process.GetProcessById((int)GetProcessID);
if (String.IsNullOrEmpty(GetName))
{
GetName = grabProcess.ProcessName;
}
}
catch (Exception exx)
{
GetName = "Name Not Available";
}
}
ApplicationVolumeInformation avi = new ApplicationVolumeInformation(getsession, GetProcessID, GetVolume, GetName, GetIconPath);
yield return(avi);
Marshal.ReleaseComObject(ctl);
}
Marshal.ReleaseComObject(sessionEnumerator);
Marshal.ReleaseComObject(mgr);
Marshal.ReleaseComObject(speakers);
Marshal.ReleaseComObject(deviceEnumerator);
}
/// <summary>
/// 设置音量
/// </summary>
/// <param name="type"></param>
/// <param name="processName"></param>
/// <param name="volumeLevel"></param>
public static void SetVolume(string type, string processName, float volumeLevel, ref float adVolumeLevel)
{
try
{
// get the speakers (1st render + multimedia) device
IMMDeviceEnumerator deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
IMMDevice speakers;
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);
// activate the session manager. we need the enumerator
Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
object o;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out o);
IAudioSessionManager2 mgr = (IAudioSessionManager2)o;
// enumerate sessions for on this device
IAudioSessionEnumerator sessionEnumerator;
mgr.GetSessionEnumerator(out sessionEnumerator);
int count;
sessionEnumerator.GetCount(out count);
for (int i = 0; i < count; i++)
{
IAudioSessionControl ctl;
IAudioSessionControl2 ctl2;
sessionEnumerator.GetSession(i, out ctl);
ctl2 = ctl as IAudioSessionControl2;
uint pid = 0;
string sout1 = "";
string sout2 = "";
if (ctl2 != null)
{
ctl2.GetSessionIdentifier(out sout1);
ctl2.GetProcessId(out pid);
ctl2.GetSessionInstanceIdentifier(out sout2);
}
if (type == "ad")
{
if (sout2.ToUpper().Contains(processName.ToUpper()))
{
ISimpleAudioVolume volumeControl = null;
volumeControl = ctl as ISimpleAudioVolume;
Guid guid = Guid.Empty;
volumeControl.GetMasterVolume(out adVolumeLevel);
volumeControl.SetMasterVolume((float)volumeLevel, ref guid);
}
}
else if (type == "voice")
{
if (sout2.ToUpper().Contains(processName.ToUpper()))
{
ISimpleAudioVolume volumeControl = null;
volumeControl = ctl as ISimpleAudioVolume;
Guid guid = Guid.Empty;
volumeControl.SetMasterVolume((float)volumeLevel, ref guid);
}
}
if (ctl != null)
{
Marshal.ReleaseComObject(ctl);
}
if (ctl2 != null)
{
Marshal.ReleaseComObject(ctl2);
}
}
if (sessionEnumerator != null)
{
Marshal.ReleaseComObject(sessionEnumerator);
}
if (mgr != null)
{
Marshal.ReleaseComObject(mgr);
}
if (speakers != null)
{
Marshal.ReleaseComObject(speakers);
}
if (deviceEnumerator != null)
{
Marshal.ReleaseComObject(deviceEnumerator);
}
}
catch (Exception ex)
{
WriteLog.WriteErrorLogToFile(string.Format("日志定位Controller.cs-SetVolume(string type, string processName, float volumeLevel, ref float adVolumeLevel)判断是否存在进程错误-错误信息：{0} {1}", ex.Message.ToString(), DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")), true);
throw ex;
}
}
public static void SetApplicationMute(string procname, bool mute)
{
IAudioSessionManager2 mgr = null;
IAudioSessionEnumerator sessionEnumerator = null;
try
{
ISimpleAudioVolume obj = null;
mgr = GetAudioSessionManager();
if (mgr == null)
{
return;
}
mgr.GetSessionEnumerator(out sessionEnumerator);
int count;
sessionEnumerator.GetCount(out count);
for (int i = 0; i < count; i++)
{
IAudioSessionControl ctl;
sessionEnumerator.GetSession(i, out ctl);
if (ctl == null)
{
continue;
}
IAudioSessionControl2 ctl2 = ctl as IAudioSessionControl2;
if (ctl2 != null)
{
try
{
if (new AudioSession(ctl2).Process.ProcessName.ToLower().Equals(procname))
{
obj = ctl2 as ISimpleAudioVolume;
if (mute)
{
//obj.SetMute(mute, Guid.Empty);
try
{
obj.GetMasterVolume(out volume); // Save old volume
}
catch (Exception e)
{
}
obj.SetMasterVolume(0f, Guid.Empty);
}
else
{
obj.SetMasterVolume(volume, Guid.Empty);
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
}
Marshal.ReleaseComObject(sessionEnumerator);
Marshal.ReleaseComObject(mgr);
}
catch (Exception spotify_hire_me)
{
Console.WriteLine(spotify_hire_me);
}
finally
{
Marshal.ReleaseComObject(sessionEnumerator);
Marshal.ReleaseComObject(mgr);
}
return;
}
