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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
//
using System;
using System.Collections;
using System.Security;
using System.ComponentModel;
using System.ComponentModel.Design.Serialization;
using System.Reflection;
using MS.Internal;
using MS.Win32.PresentationCore;
using System.Diagnostics;
using System.Windows.Media;
using System.Globalization;
using System.Windows.Media.Imaging;
namespace System.Windows.Media.Imaging
{
#region UnknownBitmapEncoder
/// <summary>
/// Built-in Encoder for Unknown files.
/// </summary>
internal sealed class UnknownBitmapEncoder : BitmapEncoder
{
#region Constructors
/// <summary>
/// Constructor for UnknownBitmapEncoder
/// </summary>
public UnknownBitmapEncoder(Guid containerFormat) :
base(true)
{
_containerFormat = containerFormat;
// Assume it supports everything
_supportsPreview = true;
_supportsGlobalThumbnail = true;
_supportsGlobalMetadata = false;
_supportsFrameThumbnails = true;
_supportsMultipleFrames = true;
_supportsFrameMetadata = true;
}
#endregion
#region Internal Properties / Methods
/// <summary>
/// Returns the container format for this encoder
/// </summary>
internal override Guid ContainerFormat
{
get
{
return _containerFormat;
}
}
/// <summary>
/// Setups the encoder and other properties before encoding each frame
/// </summary>
internal override void SetupFrame(SafeMILHandle frameEncodeHandle, SafeMILHandle encoderOptions)
{
HRESULT.Check(UnsafeNativeMethods.WICBitmapFrameEncode.Initialize(
frameEncodeHandle,
encoderOptions
));
}
#endregion
#region Internal Abstract
/// Need to implement this to derive from the "sealed" object
internal override void SealObject()
{
throw new NotImplementedException();
}
#endregion
#region Data Members
private Guid _containerFormat;
#endregion
}
#endregion // UnknownBitmapEncoder
}
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