/// <summary>
/// Load an attribute store from a COM stream.
/// </summary>
/// <param name="attributes">A valid IMFAttributes instance.</param>
/// <param name="stream">A COM stream where the attributes are read from.</param>
/// <param name="options">On or more values of the MFAttributeSerializeOptions enumaration.</param>
/// <returns>If this function succeeds, it returns the S_OK member. Otherwise, it returns another HResult's member that describe the error.</returns>
public static HResult DeserializeAttributesFromStream(this IMFAttributes attributes, IStream stream, MFAttributeSerializeOptions options = MFAttributeSerializeOptions.None)
{
if (attributes == null)
{
throw new ArgumentNullException("attributes");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
return(MFExtern.MFDeserializeAttributesFromStream(attributes, options, stream));
}
/// <summary>
/// Load an attribute store from a managed stream.
/// </summary>
/// <param name="attributes">A valid IMFAttributes instance.</param>
/// <param name="stream">A managed stream where the attributes are read from.</param>
/// <param name="options">On or more values of the MFAttributeSerializeOptions enumaration.</param>
/// <returns>If this function succeeds, it returns the S_OK member. Otherwise, it returns another HResult's member that describe the error.</returns>
public static HResult DeserializeAttributesFromStream(this IMFAttributes attributes, Stream stream, MFAttributeSerializeOptions options = MFAttributeSerializeOptions.None)
{
if (attributes == null)
{
throw new ArgumentNullException("attributes");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (!stream.CanRead)
{
throw new ArgumentException("stream must be readable.", "stream");
}
using (ComCallableStream comStream = new ComCallableStream(stream, false))
{
return(MFExtern.MFDeserializeAttributesFromStream(attributes, options, comStream));
}
}
public static extern void MFDeserializeAttributesFromStream(
IMFAttributes pAttr,
MFAttributeSerializeOptions dwOptions,
IStream pStm);
