public HRESULT GetBlob(Guid guidKey, byte[] pBuf, int cbBufSize, IntPtr pcbBlobSize)
{
var hr = _type.GetBlob(guidKey, pBuf, cbBufSize, pcbBlobSize);
Trace("guid: " + guidKey.ToName() + " buf: " + Conversions.ToHexa(pBuf, 64) + " size: " + cbBufSize + " len: " + pcbBlobSize + " hr: " + hr);
return(hr);
}
public static string TraceValue(this IMFAttributes input, Guid key)
{
if (input == null)
{
throw new ArgumentNullException(nameof(input));
}
var value = GetValue(input, key);
if (value == null)
{
return("<null>");
}
if (value is byte[] bytes)
{
return(Conversions.ToHexa(bytes, 64));
}
if (value is Guid guid)
{
return(guid.ToName());
}
if (value is string s)
{
return("`" + s + "`");
}
return(string.Format(CultureInfo.InvariantCulture, "{0}", value));
}
public HRESULT SetBlob(Guid guidKey, byte[] pBuf, int cbBufSize)
{
var hr = _type.SetBlob(guidKey, pBuf, cbBufSize);
Trace("key: " + guidKey.ToName() + " buf: " + Conversions.ToHexa(pBuf, 64) + " size: " + cbBufSize + " hr: " + hr);
return(hr);
}