internal T GetProperty <T>(ExtendedAudioFilePropertyId id) where T : unmanaged
{
var unmanagedValueSize = (uint)Marshal.SizeOf(typeof(T));
var unmanagedValue = Marshal.AllocHGlobal((int)unmanagedValueSize);
try
{
SafeNativeMethods.ExtAudioFileGetProperty(_handle, id, ref unmanagedValueSize, unmanagedValue);
return(Marshal.PtrToStructure <T>(unmanagedValue));
}
finally
{
Marshal.FreeHGlobal(unmanagedValue);
}
}
internal void SetProperty <T>(ExtendedAudioFilePropertyId id, T value) where T : unmanaged
{
var unmanagedValueSize = Marshal.SizeOf(typeof(T));
var unmanagedValue = Marshal.AllocHGlobal(unmanagedValueSize);
try
{
Marshal.StructureToPtr(value, unmanagedValue, false);
SafeNativeMethods.ExtAudioFileSetProperty(_handle, id, (uint)unmanagedValueSize, unmanagedValue);
}
finally
{
Marshal.FreeHGlobal(unmanagedValue);
}
}
internal ExtendedAudioFileStatus SetProperty <T>(ExtendedAudioFilePropertyId id, T value) where T : struct
{
IntPtr unmanagedValue = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(T)));
try
{
Marshal.StructureToPtr(value, unmanagedValue, false);
return(SafeNativeMethods.ExtAudioFileSetProperty(_handle, id, (uint)Marshal.SizeOf(typeof(T)),
unmanagedValue));
}
finally
{
Marshal.FreeHGlobal(unmanagedValue);
}
}
internal static extern ExtendedAudioFileStatus ExtAudioFileSetProperty(
[NotNull] ExtendedAudioFileHandle handle,
ExtendedAudioFilePropertyId id,
uint size,
IntPtr data);
internal static extern ExtendedAudioFileStatus ExtAudioFileSetProperty(NativeExtendedAudioFileHandle handle, ExtendedAudioFilePropertyId id, UInt32 size, IntPtr data);
internal static extern ExtendedAudioFileStatus ExtAudioFileGetProperty(NativeExtendedAudioFileHandle handle, ExtendedAudioFilePropertyId id, ref uint size, [Out] IntPtr data);
