119 lines
4.6 KiB
C#
119 lines
4.6 KiB
C#
// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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namespace SharpDX.DirectSound
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{
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public partial class DirectSound
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{
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/// <summary>
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/// Initializes a new instance of the <see cref="DirectSound"/> class.
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/// </summary>
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public DirectSound() : base(IntPtr.Zero)
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{
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DSound.Create8(null, this, null);
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="DirectSound"/> class.
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/// </summary>
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/// <param name="driverGuid">The driver GUID.</param>
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public DirectSound(Guid driverGuid) : base(IntPtr.Zero)
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{
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DSound.Create8(driverGuid, this, null);
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}
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/// <summary>
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/// Verifies the certification.
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/// </summary>
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/// <returns>Return true if the driver is certified</returns>
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public bool IsCertified
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{
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get
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{
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int verify;
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this.VerifyCertification(out verify);
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return verify == 0;
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}
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}
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/// <summary>
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/// Retrieves the speaker configuration of the device.
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/// </summary>
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/// <param name="speakerSet" />
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/// <param name="geometry" />
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public void GetSpeakerConfiguration(out SpeakerConfiguration speakerSet, out SpeakerGeometry geometry)
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{
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int speakerConfig;
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GetSpeakerConfiguration(out speakerConfig);
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speakerSet = (SpeakerConfiguration)(speakerConfig & 0xFFFF);
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geometry = (SpeakerGeometry)(speakerConfig >> 16);
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}
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/// <summary>
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/// Sets the speaker configuration of the device.
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/// </summary>
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/// <param name="speakerSet" />
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/// <param name="geometry" />
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public void SetSpeakerConfiguration(SpeakerConfiguration speakerSet, SpeakerGeometry geometry)
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{
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SetSpeakerConfiguration(((int)speakerSet) | (((int)geometry) << 16));
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}
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/// <summary>
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/// Enumerates the DirectSound devices installed in the system.
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/// </summary>
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/// <returns>A collection of the devices found.</returns>
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public static List<DeviceInformation> GetDevices()
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{
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var callback = new EnumDelegateCallback();
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DSound.EnumerateW(callback.NativePointer, IntPtr.Zero);
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return callback.Informations;
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}
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/// <summary>
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/// Duplicates the sound buffer.
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/// </summary>
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/// <param name="sourceBuffer">The source buffer.</param>
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/// <returns>A duplicate of this soundBuffer.</returns>
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/// <unmanaged>HRESULT IDirectSound::DuplicateSoundBuffer([In] IDirectSoundBuffer* pDSBufferOriginal,[Out] void** ppDSBufferDuplicate)</unmanaged>
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/// <unmanaged-short>IDirectSound::DuplicateSoundBuffer</unmanaged-short>
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public SoundBuffer DuplicateSoundBuffer(SoundBuffer sourceBuffer)
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{
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IntPtr soundBufferPtr;
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var result = DuplicateSoundBuffer(sourceBuffer, out soundBufferPtr);
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SoundBuffer soundBuffer = null;
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if (result.Success && soundBufferPtr != IntPtr.Zero)
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{
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soundBuffer = QueryInterfaceOrNull<PrimarySoundBuffer>(soundBufferPtr) ?? (SoundBuffer)QueryInterfaceOrNull<SecondarySoundBuffer>(soundBufferPtr);
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}
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if (soundBuffer != null)
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{
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Marshal.Release(soundBufferPtr);
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}
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return soundBuffer;
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}
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}
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} |