mirror of
https://github.com/Sarsoo/Spotify.NET.git
synced 2024-12-23 22:56:25 +00:00
Removed nircmd.exe
Changed Mute and UnMute function to work with both x86 and x64 processes on Windows 7 or newer Added functions to manipulate the Volume Control of Spotify
This commit is contained in:
mrnikbobjeff
parent
49441bba95
commit
53ff432425
@ -2,6 +2,7 @@
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using System;
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using System.ComponentModel;
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using System.Diagnostics;
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using System.Diagnostics.Contracts;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Timers;
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@ -13,9 +14,6 @@ namespace SpotifyAPI.Local
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[DllImport("user32.dll")]
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private static extern void keybd_event(byte bVk, byte bScan, uint dwFlags, int dwExtraInfo);
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[DllImport("nircmd.dll", CharSet = CharSet.Auto)]
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private static extern bool DoNirCmd(String nirCmdStr);
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private bool _listenForEvents;
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public bool ListenForEvents
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@ -159,21 +157,72 @@ namespace SpotifyAPI.Local
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}
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/// <summary>
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/// Mutes Spotify (Requires nircmd.dll)
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/// Mutes Spotify (Requires Windows 7 or newer)
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/// </summary>
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public void Mute()
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{
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if (File.Exists("nircmd.dll"))
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DoNirCmd("muteappvolume spotify.exe 1");
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//Windows < Windows Vista Check
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Contract.Requires(Environment.OSVersion.Version.Major >= 6);
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//Windows Vista Check
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if (Environment.OSVersion.Version.Major == 6)
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Contract.Requires(Environment.OSVersion.Version.Minor != 0);
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VolumeMixerControl.MuteSpotify(true);
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}
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/// <summary>
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/// Unmutes Spotify (Requires nircmd.dll)
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/// Unmutes Spotify (Requires Windows 7 or newer)
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/// </summary>
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public void UnMute()
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{
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if (File.Exists("nircmd.dll"))
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DoNirCmd("muteappvolume spotify.exe 0");
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//Windows < Windows Vista Check
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Contract.Requires(Environment.OSVersion.Version.Major >= 6);
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//Windows Vista Check
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if (Environment.OSVersion.Version.Major == 6)
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Contract.Requires(Environment.OSVersion.Version.Minor != 0);
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VolumeMixerControl.MuteSpotify(false);
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}
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/// <summary>
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/// Checks whether Spotify is muted in the Volume Mixer control
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/// </summary>
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/// <returns>Null if an error occured, otherwise the muted state</returns>
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public bool? IsSpotifyMuted()
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{
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//Windows < Windows Vista Check
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Contract.Requires(Environment.OSVersion.Version.Major >= 6);
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//Windows Vista Check
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if (Environment.OSVersion.Version.Major == 6)
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Contract.Requires(Environment.OSVersion.Version.Minor != 0);
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return VolumeMixerControl.IsSpotifyMuted();
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}
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/// <summary>
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/// Sets the Volume Mixer volume (requires Windows 7 or newer)
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/// </summary>
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/// <param name="volume">A Value between 0 and 100</param>
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public void SetSpotifyVolume(float volume = 100)
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{
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Contract.Requires(0 <= volume && volume <= 100);
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//Windows < Windows Vista Check
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Contract.Requires(Environment.OSVersion.Version.Major >= 6);
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//Windows Vista Check
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if (Environment.OSVersion.Version.Major == 6)
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Contract.Requires(Environment.OSVersion.Version.Minor != 0);
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VolumeMixerControl.SetSpotifyVolume(volume);
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}
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/// <summary>
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/// Return the Volume Mixer volume of Spotify (requires Windows 7 or newer)
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/// </summary>
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/// <returns>Null if an error occured, otherwise a float between 0 and 100</returns>
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public float? GetSpotifyVolume()
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{
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//Windows < Windows Vista Check
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Contract.Requires(Environment.OSVersion.Version.Major >= 6);
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//Windows Vista Check
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if (Environment.OSVersion.Version.Major == 6)
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Contract.Requires(Environment.OSVersion.Version.Minor != 0);
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return VolumeMixerControl.GetSpotifyVolume();
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}
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/// <summary>
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250
SpotifyAPI/Local/VolumeMixerControl.cs
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250
SpotifyAPI/Local/VolumeMixerControl.cs
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@ -0,0 +1,250 @@
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace SpotifyAPI.Local
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{
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internal class VolumeMixerControl
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{
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private const String SPOTIFY_PROCESS_NAME = "spotify";
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internal static float? GetSpotifyVolume()
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{
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Process[] p = Process.GetProcessesByName(SPOTIFY_PROCESS_NAME);
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if (p.Length == 0)
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return null;
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int pid = p[0].Id;
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ISimpleAudioVolume volume = GetVolumeObject(pid);
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if (volume == null)
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return null;
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float level;
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volume.GetMasterVolume(out level);
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Marshal.ReleaseComObject(volume);
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return level * 100;
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}
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internal static bool? IsSpotifyMuted()
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{
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Process[] p = Process.GetProcessesByName(SPOTIFY_PROCESS_NAME);
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if (p.Length == 0)
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return null;
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int pid = p[0].Id;
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ISimpleAudioVolume volume = GetVolumeObject(pid);
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if (volume == null)
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return null;
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bool mute;
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volume.GetMute(out mute);
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Marshal.ReleaseComObject(volume);
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return mute;
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}
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internal static void SetSpotifyVolume(float level)
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{
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Process[] p = Process.GetProcessesByName(SPOTIFY_PROCESS_NAME);
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if (p.Length == 0)
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return;
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int pid = p[0].Id;
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ISimpleAudioVolume volume = GetVolumeObject(pid);
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if (volume == null)
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return;
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Guid guid = Guid.Empty;
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volume.SetMasterVolume(level / 100, ref guid);
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Marshal.ReleaseComObject(volume);
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}
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internal static void MuteSpotify(bool mute)
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{
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Process[] p = Process.GetProcessesByName(SPOTIFY_PROCESS_NAME);
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if (p.Length == 0)
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return;
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int pid = p[0].Id;
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ISimpleAudioVolume volume = GetVolumeObject(pid);
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if (volume == null)
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return;
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Guid guid = Guid.Empty;
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volume.SetMute(mute, ref guid);
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Marshal.ReleaseComObject(volume);
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}
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private static ISimpleAudioVolume GetVolumeObject(int pid)
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{
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// get the speakers (1st render + multimedia) device
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IMMDeviceEnumerator deviceEnumerator = (IMMDeviceEnumerator)(new MMDeviceEnumerator());
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IMMDevice speakers;
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deviceEnumerator.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia, out speakers);
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// activate the session manager. we need the enumerator
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Guid IID_IAudioSessionManager2 = typeof(IAudioSessionManager2).GUID;
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object o;
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speakers.Activate(ref IID_IAudioSessionManager2, 0, IntPtr.Zero, out o);
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IAudioSessionManager2 mgr = (IAudioSessionManager2)o;
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// enumerate sessions for on this device
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IAudioSessionEnumerator sessionEnumerator;
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mgr.GetSessionEnumerator(out sessionEnumerator);
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int count;
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sessionEnumerator.GetCount(out count);
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// search for an audio session with the required name
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// NOTE: we could also use the process id instead of the app name (with IAudioSessionControl2)
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ISimpleAudioVolume volumeControl = null;
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for (int i = 0; i < count; i++)
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{
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IAudioSessionControl2 ctl;
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sessionEnumerator.GetSession(i, out ctl);
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int cpid;
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ctl.GetProcessId(out cpid);
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if (cpid == pid)
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{
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volumeControl = ctl as ISimpleAudioVolume;
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break;
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}
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Marshal.ReleaseComObject(ctl);
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}
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Marshal.ReleaseComObject(sessionEnumerator);
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Marshal.ReleaseComObject(mgr);
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Marshal.ReleaseComObject(speakers);
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Marshal.ReleaseComObject(deviceEnumerator);
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return volumeControl;
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}
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[ComImport]
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[Guid("BCDE0395-E52F-467C-8E3D-C4579291692E")]
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private class MMDeviceEnumerator
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{
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}
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private enum EDataFlow
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{
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eRender,
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eCapture,
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eAll,
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EDataFlow_enum_count
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}
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private enum ERole
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{
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eConsole,
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eMultimedia,
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eCommunications,
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ERole_enum_count
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}
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[Guid("A95664D2-9614-4F35-A746-DE8DB63617E6"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface IMMDeviceEnumerator
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{
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int NotImpl1();
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[PreserveSig]
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int GetDefaultAudioEndpoint(EDataFlow dataFlow, ERole role, out IMMDevice ppDevice);
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}
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[Guid("D666063F-1587-4E43-81F1-B948E807363F"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface IMMDevice
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{
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[PreserveSig]
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int Activate(ref Guid iid, int dwClsCtx, IntPtr pActivationParams, [MarshalAs(UnmanagedType.IUnknown)] out object ppInterface);
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}
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[Guid("77AA99A0-1BD6-484F-8BC7-2C654C9A9B6F"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface IAudioSessionManager2
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{
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int NotImpl1();
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int NotImpl2();
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[PreserveSig]
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int GetSessionEnumerator(out IAudioSessionEnumerator SessionEnum);
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}
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[Guid("E2F5BB11-0570-40CA-ACDD-3AA01277DEE8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface IAudioSessionEnumerator
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{
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[PreserveSig]
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int GetCount(out int SessionCount);
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[PreserveSig]
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int GetSession(int SessionCount, out IAudioSessionControl2 Session);
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}
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[Guid("87CE5498-68D6-44E5-9215-6DA47EF883D8"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface ISimpleAudioVolume
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{
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[PreserveSig]
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int SetMasterVolume(float fLevel, ref Guid EventContext);
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[PreserveSig]
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int GetMasterVolume(out float pfLevel);
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[PreserveSig]
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int SetMute(bool bMute, ref Guid EventContext);
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[PreserveSig]
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int GetMute(out bool pbMute);
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}
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[Guid("bfb7ff88-7239-4fc9-8fa2-07c950be9c6d"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
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private interface IAudioSessionControl2
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{
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[PreserveSig]
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int NotImpl0();
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[PreserveSig]
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int GetDisplayName([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
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[PreserveSig]
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int SetDisplayName([MarshalAs(UnmanagedType.LPWStr)]string Value, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
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[PreserveSig]
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int GetIconPath([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
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[PreserveSig]
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int SetIconPath([MarshalAs(UnmanagedType.LPWStr)] string Value, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
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[PreserveSig]
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int GetGroupingParam(out Guid pRetVal);
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[PreserveSig]
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int SetGroupingParam([MarshalAs(UnmanagedType.LPStruct)] Guid Override, [MarshalAs(UnmanagedType.LPStruct)] Guid EventContext);
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[PreserveSig]
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int NotImpl1();
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[PreserveSig]
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int NotImpl2();
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[PreserveSig]
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int GetSessionIdentifier([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
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[PreserveSig]
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int GetSessionInstanceIdentifier([MarshalAs(UnmanagedType.LPWStr)] out string pRetVal);
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[PreserveSig]
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int GetProcessId(out int pRetVal);
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[PreserveSig]
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int IsSystemSoundsSession();
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[PreserveSig]
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int SetDuckingPreference(bool optOut);
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}
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}
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}
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@ -56,6 +56,7 @@
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<Compile Include="Local\ExtendedWebClient.cs">
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<SubType>Component</SubType>
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</Compile>
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<Compile Include="Local\VolumeMixerControl.cs" />
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<Compile Include="Web\IClient.cs" />
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<Compile Include="Local\Models\CFID.cs" />
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<Compile Include="Local\Enums\AlbumArtSize.cs" />
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