refactor to remove CoreAudio nuget package and using microsoft's APIs directly to resolve memory leak
This commit is contained in:
306
src/FocusVolumeControl/AudioSessions/CoreAudio.cs
Normal file
306
src/FocusVolumeControl/AudioSessions/CoreAudio.cs
Normal file
@ -0,0 +1,306 @@
|
||||
using System;
|
||||
using System.Runtime.InteropServices;
|
||||
|
||||
namespace FocusVolumeControl.AudioSessions;
|
||||
|
||||
|
||||
[ComImport]
|
||||
[Guid("BCDE0395-E52F-467C-8E3D-C4579291692E")]
|
||||
internal class MMDeviceEnumerator
|
||||
{
|
||||
}
|
||||
|
||||
internal enum EDataFlow
|
||||
{
|
||||
eRender,
|
||||
eCapture,
|
||||
eAll,
|
||||
EDataFlow_enum_count
|
||||
}
|
||||
|
||||
internal enum ERole
|
||||
{
|
||||
eConsole,
|
||||
eMultimedia,
|
||||
eCommunications,
|
||||
ERole_enum_count
|
||||
}
|
||||
|
||||
[Guid("A95664D2-9614-4F35-A746-DE8DB63617E6"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
internal interface CoreAudio
|
||||
{
|
||||
int NotImpl1();
|
||||
|
||||
[PreserveSig]
|
||||
int GetDefaultAudioEndpoint(EDataFlow dataFlow, ERole role, out IMMDevice ppDevice);
|
||||
}
|
||||
|
||||
[Guid("D666063F-1587-4E43-81F1-B948E807363F"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
internal interface IMMDevice
|
||||
{
|
||||
[PreserveSig]
|
||||
int Activate(ref Guid iid, int dwClsCtx, IntPtr pActivationParams, [MarshalAs(UnmanagedType.IUnknown)] out object ppInterface);
|
||||
}
|
||||
|
||||
[Guid("77AA99A0-1BD6-484F-8BC7-2C654C9A9B6F"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
internal interface IAudioSessionManager2
|
||||
{
|
||||
int NotImpl1();
|
||||
int NotImpl2();
|
||||
|
||||
[PreserveSig]
|
||||
int GetSessionEnumerator(out IAudioSessionEnumerator SessionEnum);
|
||||
}
|
||||
|
||||
[Guid("E2F5BB11-0570-40CA-ACDD-3AA01277DEE8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
internal interface IAudioSessionEnumerator
|
||||
{
|
||||
[PreserveSig]
|
||||
int GetCount(out int SessionCount);
|
||||
|
||||
[PreserveSig]
|
||||
int GetSession(int SessionCount, out IAudioSessionControl2 Session);
|
||||
}
|
||||
|
||||
[Guid("87CE5498-68D6-44E5-9215-6DA47EF883D8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
internal interface ISimpleAudioVolume
|
||||
{
|
||||
[PreserveSig]
|
||||
int SetMasterVolume(float fLevel, ref Guid EventContext);
|
||||
|
||||
[PreserveSig]
|
||||
int GetMasterVolume(out float pfLevel);
|
||||
|
||||
[PreserveSig]
|
||||
int SetMute(bool bMute, ref Guid EventContext);
|
||||
|
||||
[PreserveSig]
|
||||
int GetMute(out bool pbMute);
|
||||
}
|
||||
|
||||
[Guid("bfb7ff88-7239-4fc9-8fa2-07c950be9c6d"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
public interface IAudioSessionControl2
|
||||
{
|
||||
// IAudioSessionControl
|
||||
[PreserveSig]
|
||||
int NotImpl0();
|
||||
|
||||
[PreserveSig]
|
||||
int GetDisplayName([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int SetDisplayName([MarshalAs(UnmanagedType.LPWStr)] string Value, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
|
||||
|
||||
[PreserveSig]
|
||||
int GetIconPath([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int SetIconPath([MarshalAs(UnmanagedType.LPWStr)] string Value, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
|
||||
|
||||
[PreserveSig]
|
||||
int GetGroupingParam(out Guid pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int SetGroupingParam([MarshalAs(UnmanagedType.LPStruct)] Guid Override, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
|
||||
|
||||
[PreserveSig]
|
||||
int NotImpl1();
|
||||
|
||||
[PreserveSig]
|
||||
int NotImpl2();
|
||||
|
||||
// IAudioSessionControl2
|
||||
[PreserveSig]
|
||||
int GetSessionIdentifier([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int GetSessionInstanceIdentifier([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int GetProcessId(out int pRetVal);
|
||||
|
||||
[PreserveSig]
|
||||
int IsSystemSoundsSession();
|
||||
|
||||
[PreserveSig]
|
||||
int SetDuckingPreference(bool optOut);
|
||||
}
|
||||
|
||||
// http://netcoreaudio.codeplex.com/SourceControl/latest#trunk/Code/CoreAudio/Interfaces/IAudioEndpointVolume.cs
|
||||
[Guid("5CDF2C82-841E-4546-9722-0CF74078229A"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
|
||||
public interface IAudioEndpointVolume
|
||||
{
|
||||
[PreserveSig]
|
||||
int NotImpl1();
|
||||
|
||||
[PreserveSig]
|
||||
int NotImpl2();
|
||||
|
||||
/// <summary>
|
||||
/// Gets a count of the channels in the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="channelCount">The number of channels.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetChannelCount(
|
||||
[Out][MarshalAs(UnmanagedType.U4)] out UInt32 channelCount);
|
||||
|
||||
/// <summary>
|
||||
/// Sets the master volume level of the audio stream, in decibels.
|
||||
/// </summary>
|
||||
/// <param name="level">The new master volume level in decibels.</param>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int SetMasterVolumeLevel(
|
||||
[In][MarshalAs(UnmanagedType.R4)] float level,
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Sets the master volume level, expressed as a normalized, audio-tapered value.
|
||||
/// </summary>
|
||||
/// <param name="level">The new master volume level expressed as a normalized value between 0.0 and 1.0.</param>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int SetMasterVolumeLevelScalar(
|
||||
[In][MarshalAs(UnmanagedType.R4)] float level,
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the master volume level of the audio stream, in decibels.
|
||||
/// </summary>
|
||||
/// <param name="level">The volume level in decibels.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetMasterVolumeLevel(
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float level);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the master volume level, expressed as a normalized, audio-tapered value.
|
||||
/// </summary>
|
||||
/// <param name="level">The volume level expressed as a normalized value between 0.0 and 1.0.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetMasterVolumeLevelScalar(
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float level);
|
||||
|
||||
/// <summary>
|
||||
/// Sets the volume level, in decibels, of the specified channel of the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="channelNumber">The channel number.</param>
|
||||
/// <param name="level">The new volume level in decibels.</param>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int SetChannelVolumeLevel(
|
||||
[In][MarshalAs(UnmanagedType.U4)] UInt32 channelNumber,
|
||||
[In][MarshalAs(UnmanagedType.R4)] float level,
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Sets the normalized, audio-tapered volume level of the specified channel in the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="channelNumber">The channel number.</param>
|
||||
/// <param name="level">The new master volume level expressed as a normalized value between 0.0 and 1.0.</param>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int SetChannelVolumeLevelScalar(
|
||||
[In][MarshalAs(UnmanagedType.U4)] UInt32 channelNumber,
|
||||
[In][MarshalAs(UnmanagedType.R4)] float level,
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the volume level, in decibels, of the specified channel in the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="channelNumber">The zero-based channel number.</param>
|
||||
/// <param name="level">The volume level in decibels.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetChannelVolumeLevel(
|
||||
[In][MarshalAs(UnmanagedType.U4)] UInt32 channelNumber,
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float level);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the normalized, audio-tapered volume level of the specified channel of the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="channelNumber">The zero-based channel number.</param>
|
||||
/// <param name="level">The volume level expressed as a normalized value between 0.0 and 1.0.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetChannelVolumeLevelScalar(
|
||||
[In][MarshalAs(UnmanagedType.U4)] UInt32 channelNumber,
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float level);
|
||||
|
||||
/// <summary>
|
||||
/// Sets the muting state of the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="isMuted">True to mute the stream, or false to unmute the stream.</param>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int SetMute(
|
||||
[In][MarshalAs(UnmanagedType.Bool)] Boolean isMuted,
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the muting state of the audio stream.
|
||||
/// </summary>
|
||||
/// <param name="isMuted">The muting state. True if the stream is muted, false otherwise.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetMute(
|
||||
[Out][MarshalAs(UnmanagedType.Bool)] out Boolean isMuted);
|
||||
|
||||
/// <summary>
|
||||
/// Gets information about the current step in the volume range.
|
||||
/// </summary>
|
||||
/// <param name="step">The current zero-based step index.</param>
|
||||
/// <param name="stepCount">The total number of steps in the volume range.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetVolumeStepInfo(
|
||||
[Out][MarshalAs(UnmanagedType.U4)] out UInt32 step,
|
||||
[Out][MarshalAs(UnmanagedType.U4)] out UInt32 stepCount);
|
||||
|
||||
/// <summary>
|
||||
/// Increases the volume level by one step.
|
||||
/// </summary>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int VolumeStepUp(
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Decreases the volume level by one step.
|
||||
/// </summary>
|
||||
/// <param name="eventContext">A user context value that is passed to the notification callback.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int VolumeStepDown(
|
||||
[In][MarshalAs(UnmanagedType.LPStruct)] Guid eventContext);
|
||||
|
||||
/// <summary>
|
||||
/// Queries the audio endpoint device for its hardware-supported functions.
|
||||
/// </summary>
|
||||
/// <param name="hardwareSupportMask">A hardware support mask that indicates the capabilities of the endpoint.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int QueryHardwareSupport(
|
||||
[Out][MarshalAs(UnmanagedType.U4)] out UInt32 hardwareSupportMask);
|
||||
|
||||
/// <summary>
|
||||
/// Gets the volume range of the audio stream, in decibels.
|
||||
/// </summary>
|
||||
/// <param name="volumeMin">The minimum volume level in decibels.</param>
|
||||
/// <param name="volumeMax">The maximum volume level in decibels.</param>
|
||||
/// <param name="volumeStep">The volume increment level in decibels.</param>
|
||||
/// <returns>An HRESULT code indicating whether the operation passed of failed.</returns>
|
||||
[PreserveSig]
|
||||
int GetVolumeRange(
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float volumeMin,
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float volumeMax,
|
||||
[Out][MarshalAs(UnmanagedType.R4)] out float volumeStep);
|
||||
}
|
||||
Reference in New Issue
Block a user