84 lines
3.1 KiB
C#
84 lines
3.1 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.Runtime.InteropServices;
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using SharpDX.Multimedia;
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namespace SharpDX.XAPO
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{
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public partial struct LockParameters
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{
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/// <summary>
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/// Gets or sets the waveformat.
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/// </summary>
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/// <value>The format.</value>
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public WaveFormat Format { get; set; }
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// Internal native struct used for marshalling
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[StructLayout(LayoutKind.Sequential, Pack = 1 )]
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internal partial struct __Native {
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public IntPtr FormatPointer;
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public int MaxFrameCount;
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internal unsafe void __MarshalFree()
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{
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if (FormatPointer != IntPtr.Zero)
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Marshal.FreeCoTaskMem(FormatPointer);
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}
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}
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internal unsafe void __MarshalFree(ref __Native @ref)
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{
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@ref.__MarshalFree();
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}
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internal unsafe void __MarshalTo(ref __Native @ref)
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{
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@ref.FormatPointer = IntPtr.Zero;
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if (Format != null)
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{
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int sizeOfFormat = Marshal.SizeOf(Format);
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@ref.FormatPointer = Marshal.AllocCoTaskMem(sizeOfFormat);
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Marshal.StructureToPtr(Format, @ref.FormatPointer, false);
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}
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@ref.MaxFrameCount = this.MaxFrameCount;
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}
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internal unsafe void __MarshalFrom(ref __Native @ref)
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{
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this.Format = null;
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this.FormatPointer = @ref.FormatPointer;
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if (this.FormatPointer != IntPtr.Zero)
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this.Format = WaveFormat.MarshalFrom(this.FormatPointer);
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this.MaxFrameCount = @ref.MaxFrameCount;
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}
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// Method to marshal from native to managed struct
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internal unsafe void __MarshalFrom(__Native* @ref)
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{
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this.Format = null;
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this.FormatPointer = @ref->FormatPointer;
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if (this.FormatPointer != IntPtr.Zero)
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this.Format = WaveFormat.MarshalFrom(this.FormatPointer);
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this.MaxFrameCount = @ref->MaxFrameCount;
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}
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}
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} |