public static SoundInfo[] GetCurrentSoundInfo()
{
SoundInfo[] soundSourceInfos = new SoundInfo[0];
try
{ // TODO: properly handle when headphones are used, etc.
MMDeviceEnumerator DevEnum = new MMDeviceEnumerator();
MMDevice device = DevEnum.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia);
List<SoundInfo> soundSourceInfoList = new List<SoundInfo>();
SoundInfo soundInfo = null;
// Note the AudioSession manager did not have a method to enumerate all sessions in windows Vista; this will only work on Win7 and newer.
for (int i = 0; i < device.AudioSessionManager.Sessions.Count; i++)
{
AudioSessionControl session = device.AudioSessionManager.Sessions[i];
soundInfo = new SoundInfo();
// if (session.State == AudioSessionState.AudioSessionStateActive)
{
soundInfo.Pid = (int)session.ProcessID;
soundInfo.IconPath = session.IconPath;
soundInfo.DisplayName = session.DisplayName;
soundInfo.SessionIdentifier = session.SessionIdentifier;
soundInfo.SessionInstanceIdentifier = session.SessionInstanceIdentifier;
soundInfo.IsSystemSoundsSession = session.IsSystemSoundsSession;
//soundSourceInfo.State = session.State;
try
{
int pid = (int)session.ProcessID;
if (pid != 0)
{
string procName;
if (false == ProcNameDict.TryGetValue(pid, out procName))
{
try
{
Process p = Process.GetProcessById(pid); //TO_DO: should remove processname and windowtitle from this class (but make sure that windowtitle gets updated at appropriate interval)
ProcNameDict[pid] = p.ProcessName;
ProcWindowTitleDict[pid] = p.MainWindowTitle;
try
{
if (p.Modules.Count > 0)
ProcFullPathDict[pid] = p.Modules[0].FileName;
else
ProcFullPathDict[pid] = "";
}
catch (Exception ex)
{
// WMI code from stackoverflow
string query = "SELECT ExecutablePath, ProcessID FROM Win32_Process";
System.Management.ManagementObjectSearcher searcher = new System.Management.ManagementObjectSearcher(query);
foreach (ManagementObject item in searcher.Get())
{
object id = item["ProcessID"];
object path = item["ExecutablePath"];
if (path != null && id.ToString() == p.Id.ToString())
{
ProcFullPathDict[pid] = path.ToString();
break;
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
ProcNameDict[pid] = "";
ProcWindowTitleDict[pid] = "";
ProcFullPathDict[pid] = "";
}
}
soundInfo.ProcessName = ProcNameDict[pid];
soundInfo.WindowTitle = ProcWindowTitleDict[pid];
if (soundInfo.WindowTitle == "")
{
try
{
Process proc = Process.GetProcessById(pid);
soundInfo.WindowTitle = proc.MainWindowTitle;
if (soundInfo.WindowTitle == "")
{
soundInfo.WindowTitle = proc.ProcessName;
}
}
catch { }
}
soundInfo.ProcessFullPath = ProcFullPathDict[pid];
if ((soundInfo.ProcessFullPath == "") && (soundInfo.IsSystemSoundsSession == false))
{
int x = 0;
x++;
}
}
else
{
soundInfo.ProcessName = "";
soundInfo.WindowTitle = "System Sounds";
soundInfo.ProcessFullPath = "";
}
}
catch (Exception ex)
{
string msg = ex.Message;
}
AudioMeterInformation mi = session.AudioMeterInformation;
SimpleAudioVolume vol = session.SimpleAudioVolume;
soundInfo.Muted = vol.Mute;
soundInfo.MixerVolume = session.SimpleAudioVolume.MasterVolume;
//session.SimpleAudioVolume.MasterVolume = soundSourceInfo.ChannelVolume;
soundInfo.EmittedVolume = session.AudioMeterInformation.MasterPeakValue;
soundSourceInfoList.Add(soundInfo);
}
}
// Free up the memory
IntPtr pointer = Marshal.GetIUnknownForObject(device);
Marshal.Release(pointer);
soundSourceInfos = soundSourceInfoList.ToArray();
Array.Sort(soundSourceInfos, delegate(SoundInfo info1, SoundInfo info2)
{
return info1.CompareTo(info2);
});
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex);
}
return soundSourceInfos;
}
public static SoundInfo[] GetCurrentSoundInfo()
{
SoundInfo[] soundSourceInfos = new SoundInfo[0];
try
{ // TODO: properly handle when headphones are used, etc.
MMDeviceEnumerator DevEnum = new MMDeviceEnumerator();
MMDevice device = DevEnum.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia);
List <SoundInfo> soundSourceInfoList = new List <SoundInfo>();
SoundInfo soundInfo = null;
// Note the AudioSession manager did not have a method to enumerate all sessions in windows Vista; this will only work on Win7 and newer.
for (int i = 0; i < device.AudioSessionManager.Sessions.Count; i++)
{
AudioSessionControl session = device.AudioSessionManager.Sessions[i];
soundInfo = new SoundInfo();
// if (session.State == AudioSessionState.AudioSessionStateActive)
{
soundInfo.Pid = (int)session.ProcessID;
soundInfo.IconPath = session.IconPath;
soundInfo.DisplayName = session.DisplayName;
soundInfo.SessionIdentifier = session.SessionIdentifier;
soundInfo.SessionInstanceIdentifier = session.SessionInstanceIdentifier;
soundInfo.IsSystemSoundsSession = session.IsSystemSoundsSession;
//soundSourceInfo.State = session.State;
try
{
int pid = (int)session.ProcessID;
if (pid != 0)
{
string procName;
if (false == ProcNameDict.TryGetValue(pid, out procName))
{
try
{
Process p = Process.GetProcessById(pid); //TO_DO: should remove processname and windowtitle from this class (but make sure that windowtitle gets updated at appropriate interval)
ProcNameDict[pid] = p.ProcessName;
ProcWindowTitleDict[pid] = p.MainWindowTitle;
try
{
if (p.Modules.Count > 0)
{
ProcFullPathDict[pid] = p.Modules[0].FileName;
}
else
{
ProcFullPathDict[pid] = "";
}
}
catch (Exception ex)
{
// WMI code from stackoverflow
string query = "SELECT ExecutablePath, ProcessID FROM Win32_Process";
System.Management.ManagementObjectSearcher searcher = new System.Management.ManagementObjectSearcher(query);
foreach (ManagementObject item in searcher.Get())
{
object id = item["ProcessID"];
object path = item["ExecutablePath"];
if (path != null && id.ToString() == p.Id.ToString())
{
ProcFullPathDict[pid] = path.ToString();
break;
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
ProcNameDict[pid] = "";
ProcWindowTitleDict[pid] = "";
ProcFullPathDict[pid] = "";
}
}
soundInfo.ProcessName = ProcNameDict[pid];
soundInfo.WindowTitle = ProcWindowTitleDict[pid];
if (soundInfo.WindowTitle == "")
{
try
{
Process proc = Process.GetProcessById(pid);
soundInfo.WindowTitle = proc.MainWindowTitle;
if (soundInfo.WindowTitle == "")
{
soundInfo.WindowTitle = proc.ProcessName;
}
}
catch { }
}
soundInfo.ProcessFullPath = ProcFullPathDict[pid];
if ((soundInfo.ProcessFullPath == "") && (soundInfo.IsSystemSoundsSession == false))
{
int x = 0;
x++;
}
}
else
{
soundInfo.ProcessName = "";
soundInfo.WindowTitle = "System Sounds";
soundInfo.ProcessFullPath = "";
}
}
catch (Exception ex)
{
string msg = ex.Message;
}
AudioMeterInformation mi = session.AudioMeterInformation;
SimpleAudioVolume vol = session.SimpleAudioVolume;
soundInfo.Muted = vol.Mute;
soundInfo.MixerVolume = session.SimpleAudioVolume.MasterVolume;
//session.SimpleAudioVolume.MasterVolume = soundSourceInfo.ChannelVolume;
soundInfo.EmittedVolume = session.AudioMeterInformation.MasterPeakValue;
soundSourceInfoList.Add(soundInfo);
}
}
// Free up the memory
IntPtr pointer = Marshal.GetIUnknownForObject(device);
Marshal.Release(pointer);
soundSourceInfos = soundSourceInfoList.ToArray();
Array.Sort(soundSourceInfos, delegate(SoundInfo info1, SoundInfo info2)
{
return(info1.CompareTo(info2));
});
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex);
}
return(soundSourceInfos);
}
