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Infrastructure Preparation 285
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@Taiizor
Taiizor committed Jun 29, 2024
1 parent b877284 commit 55d2044
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Showing 7 changed files with 352 additions and 6 deletions.
2 changes: 1 addition & 1 deletion ...rk.WinForms.Demo/WinFormsDemoWallpaper/WinFormsDemoWallpaper/WinFormsDemoWallpaper.csproj
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Expand Up @@ -13,6 +13,6 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Skylark" Version="3.1.4.4" />
<PackageReference Include="Skylark.Wing" Version="3.1.5.6" />
<PackageReference Include="Skylark.Wing" Version="3.1.5.7" />
</ItemGroup>
</Project>
2 changes: 1 addition & 1 deletion src/Skylark.Uptime/Skylark.Uptime.cs
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Expand Up @@ -15,7 +15,7 @@
// Creator: Taiizor
// Website: www.Vegalya.com
// Created: 27.Feb.2023
// Changed: 27.Jun.2024
// Changed: 29.Jun.2024
// Version: 3.1.4.8
//
// |---------DO-NOT-REMOVE---------|
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173 changes: 173 additions & 0 deletions src/Skylark.Wing/Extension/AudioController/AudioManager.cs
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Expand Up @@ -305,6 +305,163 @@ private static IAudioEndpointVolume GetMasterVolumeObject()
}
}

/// <summary>
/// Method to get the audio peak meter level for a specific application
/// </summary>
/// <param name="pid"></param>
/// <returns></returns>
public static float? GetApplicationPeakLevel(int pid)
{
IMMDeviceEnumerator deviceEnumerator = null;
IAudioSessionEnumerator sessionEnumerator = null;
IAudioSessionManager2 mgr = null;
IMMDevice speakers = null;

try
{
deviceEnumerator = (IMMDeviceEnumerator)new MMDeviceEnumerator();
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);

Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out object o);
mgr = (IAudioSessionManager2)o;

mgr.GetSessionEnumerator(out sessionEnumerator);
sessionEnumerator.GetCount(out int count);

for (int i = 0; i < count; ++i)
{
IAudioSessionControl2 ctl = null;
try
{
sessionEnumerator.GetSession(i, out ctl);
ctl.GetProcessId(out int cpid);

if (cpid == pid)
{
IAudioMeterInformation meter = ctl as IAudioMeterInformation;
meter.GetPeakValue(out float peakValue);
return peakValue * 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);
}
}
}

/// <summary>
/// Method to check if the audio is active for a specific application
/// </summary>
/// <param name="pid"></param>
/// <returns></returns>
public static bool? IsApplicationAudioActive(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;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out object o);
mgr = (IAudioSessionManager2)o;

// enumerate sessions for on this device
mgr.GetSessionEnumerator(out sessionEnumerator);
sessionEnumerator.GetCount(out int count);

// search for an audio session with the required process-id
for (int i = 0; i < count; ++i)
{
IAudioSessionControl2 ctl = null;
IAudioMeterInformation meterInfo = null;
try
{
sessionEnumerator.GetSession(i, out ctl);
ctl.GetProcessId(out int cpid);

if (cpid == pid)
{
meterInfo = ctl as IAudioMeterInformation;
if (meterInfo != null)
{
meterInfo.GetPeakValue(out float peakValue);
return peakValue > 0;
}
}
}
finally
{
if (ctl != null)
{
Marshal.ReleaseComObject(ctl);
}
if (meterInfo != null)
{
Marshal.ReleaseComObject(meterInfo);
}
}
}
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);
}
}
}

/// <summary>
///
/// </summary>
Expand Down Expand Up @@ -625,6 +782,22 @@ internal interface IAudioSessionEnumerator
int GetSession(int SessionCount, out IAudioSessionControl2 Session);
}

[Guid("C02216F6-8C67-4B5B-9D00-D008E73E0064"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
public interface IAudioMeterInformation
{
[PreserveSig]
int GetPeakValue(out float pfPeak);

[PreserveSig]
int GetMeteringChannelCount(out int pnChannelCount);

[PreserveSig]
int GetChannelsPeakValues(int u32ChannelCount, [Out] float[] afPeakValues);

[PreserveSig]
int QueryHardwareSupport(out uint pdwHardwareSupportMask);
}

[Guid("87CE5498-68D6-44E5-9215-6DA47EF883D8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface ISimpleAudioVolume
{
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173 changes: 173 additions & 0 deletions src/Skylark.Wing/Extension/VideoPlayerController/AudioManager.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -242,6 +242,163 @@ private static IAudioEndpointVolume GetMasterVolumeObject()
return level * 100;
}

/// <summary>
/// Method to get the audio peak meter level for a specific application
/// </summary>
/// <param name="pid"></param>
/// <returns></returns>
public static float? GetApplicationPeakLevel(int pid)
{
IMMDeviceEnumerator deviceEnumerator = null;
IAudioSessionEnumerator sessionEnumerator = null;
IAudioSessionManager2 mgr = null;
IMMDevice speakers = null;

try
{
deviceEnumerator = (IMMDeviceEnumerator)new MMDeviceEnumerator();
deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);

Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out object o);
mgr = (IAudioSessionManager2)o;

mgr.GetSessionEnumerator(out sessionEnumerator);
sessionEnumerator.GetCount(out int count);

for (int i = 0; i < count; ++i)
{
IAudioSessionControl2 ctl = null;
try
{
sessionEnumerator.GetSession(i, out ctl);
ctl.GetProcessId(out int cpid);

if (cpid == pid)
{
IAudioMeterInformation meter = ctl as IAudioMeterInformation;
meter.GetPeakValue(out float peakValue);
return peakValue * 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);
}
}
}

/// <summary>
/// Method to check if the audio is active for a specific application
/// </summary>
/// <param name="pid"></param>
/// <returns></returns>
public static bool? IsApplicationAudioActive(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;
speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out object o);
mgr = (IAudioSessionManager2)o;

// enumerate sessions for on this device
mgr.GetSessionEnumerator(out sessionEnumerator);
sessionEnumerator.GetCount(out int count);

// search for an audio session with the required process-id
for (int i = 0; i < count; ++i)
{
IAudioSessionControl2 ctl = null;
IAudioMeterInformation meterInfo = null;
try
{
sessionEnumerator.GetSession(i, out ctl);
ctl.GetProcessId(out int cpid);

if (cpid == pid)
{
meterInfo = ctl as IAudioMeterInformation;
if (meterInfo != null)
{
meterInfo.GetPeakValue(out float peakValue);
return peakValue > 0;
}
}
}
finally
{
if (ctl != null)
{
Marshal.ReleaseComObject(ctl);
}
if (meterInfo != null)
{
Marshal.ReleaseComObject(meterInfo);
}
}
}
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);
}
}
}

/// <summary>
///
/// </summary>
Expand Down Expand Up @@ -444,6 +601,22 @@ internal interface IAudioSessionEnumerator
int GetSession(int SessionCount, out IAudioSessionControl2 Session);
}

[Guid("C02216F6-8C67-4B5B-9D00-D008E73E0064"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
public interface IAudioMeterInformation
{
[PreserveSig]
int GetPeakValue(out float pfPeak);

[PreserveSig]
int GetMeteringChannelCount(out int pnChannelCount);

[PreserveSig]
int GetChannelsPeakValues(int u32ChannelCount, [Out] float[] afPeakValues);

[PreserveSig]
int QueryHardwareSupport(out uint pdwHardwareSupportMask);
}

[Guid("87CE5498-68D6-44E5-9215-6DA47EF883D8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface ISimpleAudioVolume
{
Expand Down
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